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𝗦𝗽𝗮𝗰𝗲 𝗗𝗮𝘆 @ 𝗙𝗿𝗮𝘂𝗻𝗵𝗼𝗳𝗲𝗿 𝗜𝗢𝗙 | 𝗠𝗮𝗿𝗰𝗵 𝟮𝟴, 𝟮-𝟲 𝗽𝗺
Explore telescopes, gravitational waves, earth observation & optical communication in an exhibition and interesting lectures. Special session for teachers & pupils (10-12:30). Details 👉 https://lnkd.in/efiA5wiC #TagderRaumfahrt #Space





Whoa: The European Space Agency's Solar Orbiter spacecraft got a spectacular view of Comet ATLAS (C/2024 G3) as it passed close to the Sun. Look at that enormous, splintered tail!

This comet won't be seen again for another 600,000 years.

https://www.esa.int/Science_Exploration/Space_Science/Solar_Orbiter #space #science #art


The lasers our Very Large Telescope (VLT) pierce the Milky Way… but what is that vertical glow just below? 🤔

That’s the zodiacal light: caused by dust grains in the Solar System, it's so faint that it’s only visible in the darkest skies, such as those of Chile’s Atacama Desert.

And the pristine night sky 🌌 in this region has always been intertwined with the culture and traditions of its indigenous people, discover how: https://www.eso.org/public/images/potw2511a/

📷 F. Millour/ESO

#astrodon #astronomy #astrophysics #space #science
A vertical image of the night sky. The Milky Way – a dense band of stars and dark dust lanes – crosses the sky diagonally. Four yellow laser beams coming from outside of the image converge towards the bright core of the Milky Way. The zodiacal light – a white, diffuse and faint smudge of light – stretches vertically from the horizon.


Image of Arp 286, also known as NGC 5560, NGC 5566, and NGC 5569, from the Atlas of Peculiar Galaxies by Halton Arp (1966).

In the original catalog, it was in the category: Double and multiple galaxies - Infall and attraction. The three galaxies in this triplett are gravitationally interacting. NGC 5566 is at center, NGC 5569 at bottom left, and NGC 5560 at top left.

Source: https://ned.ipac.caltech.edu/level5/Arp/Arp72.html

#ArpGalaxy #Galaxy #Space #Astronony
A grainy, black and white image of three spiral galaxies. The largest is at the center of the frame. The disk of the galaxy is tilted, so that it appears oval-shaped, with the long axis running diagonally from upper right to lower left. It has a bright center, surrounded by a ring structure. Emerging from the ring are two spiral arms, defined by faint dust lanes. The arms trace the outline of the oval. A faint haze of stars fills in the interior of the oval. At the bottom left is a much smaller face-on spiral galaxy. Unlike the other two galaxies in the group, this galaxy does not appear distorted. It has a small core, surrounded by a faint disk. At upper left is a distorted spiral galaxy seen nearly edge-on. Its disk is warped, forming a thin, nearly vertical, backward S-shape.


Die weltweit größte Kompassrose befindet sich auf dem Rogers Dry Lake in #Kalifornien. Sie hat einen Durchmesser von 1,22 km und diente anfliegenden Space Shuttles als Orientierung.

#NASA #Space #Rekord

https://de.m.wikipedia.org/wiki/Rogers_Dry_Lake
Luftaufnahme eines Gebietes mit verschiedenen Gebäuden und Straßen, umgeben von Wüste. Im oberen rechten Bereich des Bildes ist eine große Kompassrose mit eingezeichneten Himmelsrichtungen und Gradzahlen zu sehen.


Ukraine Daily summary - Wednesday, March 19 2025


Wednesday, March 19

Russia’s war against Ukraine


an apartment building at night with smoke coming out of the window

Russian President Vladimir Putin speaks during the plenary session of Russia Union of Industrialists and Entrepreneurs, March 18, 2025, in Moscow, Russia. Putin spoke prior to his telephone call with U.S. President Donald Trump. (Contributor/Getty Images)

Trump-Putin call: Russia agrees to 30-day pause of energy infrastructure strikes. "Vladimir Putin responded positively to this initiative and immediately gave the appropriate command to the Russian military," the Kremlin said.

Kremlin demands halt to foreign military aid**, intelligence to Ukraine as condition for avoiding war escalation.** The Kremlin has demanded a complete cessation of foreign military aid and intelligence to Ukraine as a "key condition for avoiding an escalation of the war," according to a statement released on March 18.

Kyiv supports energy sector ceasefire**, expects military aid to continue, Zelensky says.** "We will support such a proposal, but we're very interested in the details," Zelensky said after the Trump-Putin call.

US announces another round of negotiations in Middle East on war in Ukraine. "This conflict should never have started and should have been ended long ago with sincere and good faith peace efforts," the White House's statement read.

'I don't want us to be on Putin's menu' — Zelensky says negotiations must include Ukraine. "We are an independent state. Without us, I think it's wrong to negotiate," President Volodymyr Zelensky said on March 18.

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Putin didn't mention military aid in phone call, Trump says. Trump also said it was "a great call" and that the U.S. hopes to expand trade with Russia, including deals on "very big forms of rare earth."

Ukraine withdraws from one front-line sector in Donetsk Oblast, commander says. "This allowed us not only to save our soldiers, but also to improve our defense. (Russia) is suffering losses, and we can act more effectively," Lieutenant General Serhii Naiev said.

Ukrainian forces attempted to enter Belgorod Oblast**, repelled by Russian forces, Russia claims.** The Russian Defense Ministry claimed on March 18 that the Ukrainian Armed Forces attempted to enter Russia's Belgorod Oblast but were repelled by the Russian military.

Zelensky arrives in Finland for official visit to discuss security and strengthen ties. President Volodymyr Zelensky and First Lady Olena Zelenska arrived in Finland for an official visit on March 18. The plane carrying the couple landed at Helsinki-Vantaa Airport in the afternoon.

Russian energy giant Gazprom suffers $13.1 billion loss in 2024. Gazprom's losses averaged $251 million per week, $35 million per day, or $1.4 million per hour. While the company's total revenue increased by 11% and its gas revenue by 14%, it still ended the year with a sales loss of 192 billion rubles ($2.3 billion).

Read our exclusives


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Meet the Ukrainian fashion brand that's making heritage trendy

Natalia Kamenska had grown tired of a fashion industry she felt was too focused on mass production and commercial interests, rather than creativity. While in the Carpathian mountains, Kamenska encountered a “gunia,” a traditional western Ukrainian shag fur coat that weighs around six kilos (13 pounds).

Photo: Gunia

Learn more

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Polish right takes hard line on Ukraine ahead of presidential vote

With the Polish presidential elections just two months away, two of the country's leading right-wing candidates have become increasingly antagonistic toward Ukraine and its leadership. Both men have made headlines by public spats with Ukrainian officials and denounced Kyiv as ungrateful for Polish aid.

Photo: Beata Zawrzel/NurPhoto via Getty Images

Learn more

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Ukraine war latest: Putin, Trump hold 1.5-hour call, discuss ceasefire in Ukraine

Russian President Vladimir Putin has agreed to a 30-day pause of energy infrastructure strikes during a call with U.S. President Donald Trump, according to a readout of the call issued by the Kremlin on March 18.

Photo: Maxim Shemetov/Pool/AFP via Getty Images

Learn more

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Human cost of Russia’s war


2 killed, 13 injured in Russian attacks across Ukraine over past day. Ukrainian air defenses shot down 63 of the 137 Russian attack and decoy drones overnight over 12 oblasts, the Air Force said. Sixty-four decoy drones reportedly disappeared from radars without causing damage.

General Staff: Russia has lost 897,010 troops in Ukraine since Feb. 24, 2022. The number includes 1,560 casualties Russian forces suffered just over the past day.

International response


UK reportedly hopes US drones, satellites will help monitor Ukraine ceasefire. The U.S. military has 247 military satellites and thousands of commercial satellites, providing an "unrivaled picture" of eastern Ukraine that European forces would struggle to replicate, the Times wrote.

UK, EU to discuss confiscating Russian assets ahead of Ukraine peace talks, Bloomberg reports. Negotiations will focus on establishing the legal and financial framework to seize Russian assets, despite opposition from some EU member states, particularly Belgium and Germany.

Italy, Spain hesitant on EU's $43 billion military aid to Ukraine plan. Italian Foreign Minister Antonio Tajani said the proposal needed further discussion and that Italy was awaiting the outcome of the upcoming call between U.S. President Donald Trump and Russian President Vladimir Putin.

Trump boasts of saving 'surrounded' Ukrainian soldiers despite Kyiv denying encirclement in Kursk Oblast. U.S. President Donald Trump claimed on March 17 that he took an unspecified action to save "surrounded" Ukrainian soldiers, apparently referring to his earlier and unsubstantiated claims of Kyiv's troops being encircled in Russia's Kursk Oblast.

Trump's aid cuts threaten supply of HIV treatments to Ukraine**, 7 more countries, WHO warns.** The World Health Organization warned that Kenya, Haiti, Lesotho, Burkina Faso, Mali, Nigeria, South Sudan, and Ukraine could run out of critical antiretroviral drugs in the coming months.

Russian negotiator says he expects talks with Musk on space, tech. Kirill Dmitriev, the CEO of the Russian Direct Investment Fund (RDIF), said he expects Russia to hold talks with U.S. billionaire and President Donald Trump's ally, Elon Musk, in the near future, the pro-state news agency RBK reported on March 18.

In other news


Notorious judge dismissed amid accusations of criminal activity, power grab. Judge Pavlo Vovk was held responsible for "committing a significant disciplinary offense, gross or systematic neglect of duties that is incompatible with the status of a judge or revealed his incompatibility with the position he holds."

France to deploy fighter jets with nuclear warheads on German border by 2035, Macron says. France will deploy Rafale fighter jets equipped with supersonic nuclear warheads along its border with Germany in 2035, French President Emmanuel Macron announced on March 18 at the Luxeuil-Saint-Sauveur Airbase, according to BFMTV.

Telegram CEO Durov returns to Dubai amid French investigation. Pavel Durov, Telegram's Russian-born founder and CEO, said that the investigating judges allowed him to depart even though the probe is ongoing.

Poland, Baltics to withdraw from anti-personnel mine ban treaty. The defense ministers of the four nations argued that the security situation in the region has "fundamentally deteriorated" and that military threats to NATO member states bordering Russia and Belarus have "significantly increased."

EU approves over $2 billion in economic support for Moldova. The Reform and Growth Facility, which includes 1.5 billion euros ($1.6 billion) in low-interest loans and 385 million euros ($420 million) in grants, will cover the period of 2025-2027 and is part of the EU's long-term Moldova Growth Plan.

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For an explainer on #Euclid's background and what's in the Q1 data release, here's a conversation between Shaun Hotchkiss (https://cosmologytalks.com), Guada Canas-Herrera (gcanasherrera.com) from #ESA and our Herve Aussel:

https://www.youtube.com/watch?v=DVlKqFrvhRY

#astronomy #science #space


~2h to go until @esa.int and the Euclid Consortium release the first 63 deg² of #Euclid survey science data plus 34 papers to go with this "Q1"-release.

More here: https://www.esa.int/Science_Exploration/Space_Science/Euclid/Follow_the_reveal_of_Euclid_s_new_catalogue_on_19_March

Press releases and directions for data access will follow at the same time.

#astronomy #space #science


Tomorrow, 19 March, 12:00 CET, #ESA and the #Euclid Consortium will release the first larger batch of science data, the "Q1" data release, covering 63 deg² of sky.

Here is how you can follow the release presentation live:

https://www.esa.int/Science_Exploration/Space_Science/Euclid/Follow_the_reveal_of_Euclid_s_new_catalogue_on_19_March

#astronomy #space #science


“In everyone’s pocket right now is a computer far more powerful than the one we flew on Voyager. I don’t mean your cell phone — I mean the key fob that unlocks your car.”

— Rich Terrile, JPL scientist and member of the Voyager imaging team

#space


https://www.bytesde.com/888088/ Qualle Nebula, IC443 #Astrobiology #Astrophysics #Cosmology #PlanetaryScience #Space #SpaceExploration #SpaceTechnology #Weltraum #Weltraumtechnik #Weltraumtechnologie #Weltraumtechnologien
Qualle Nebula, IC443


Hat noch wer heute Abend im Raum #Oldenburg oder sogar in #Norddeutschland dieses Phänomen am #Himmel gesehen? Sah aus wie ein #Komet, bewegte sich west-/nordwestlicher Richtung aber langsam gen Horizont. Ist da irgendwas verglüht, wenn ja, was? Konnte bisher keine Infos dazu finden.

Gerne boosten. 😊👍🏼

#sky #NorthGermany #comet #satellite #meteroid #Meteroid #Meteor #Satellit #Asteroid #asteroids #Weltraumschrott #space #spaceexploration #astronomy #astrophotography #Astronomie
Vor einem gelblichen Himmel nach Sonnenuntergang ist aus der Ferne mittig ein kometenähnliches Himmelsphänomen mit goldenem Schweif zu sehen. Im Vordergrund einige dunkle Äste von Bäumen.
Vor einem gelblichen Himmel nach Sonnenuntergang ist aus der Ferne mittig ein kometenähnliches Himmelsphänomen mit goldenem Schweif zu sehen. Im Vordergrund einige dunkle Äste von Bäumen.


This is what an erupting volcano looks like from space.

Credit: NASA Johnson
More details: https://earthobservatory.nasa.gov/images/38985/sarychev-peak-eruption-kuril-islands

#space #science #nasa


Curiosity Rover mission update for Sols 4477-4478

Bumping Back to Business:

#Mars #Curiosity #MSL #MarsRover #NASA #Science #Space #Exploration #Solarrocks #Blog

https://science.nasa.gov/blog/sols-4477-4478-bumping-back-to-business/

Substituted image - Sol 4477 MAHLI mosaic. Image Credits: NASA/JPL-Caltech/MSSS


FAA Halts Flights as Elon Musk’s Rocket Blows Up Yet Again

Passengers had to deal with flight delays thanks to #ElonMusk playing #space.
https://newrepublic.com/post/192472/faa-halts-flights-musk-spacex-rocket-blows-up

"Yet again, one of Elon Musk’s #SpaceX rockets exploded... grounding #flights across #Florida as fiery debris fell from the sky...

This is the 2nd consecutive #explosion of a SpaceX rocket. On Jan 16, a rocket failed shortly after launching, also diverting dozens of flights as #debris fell from the sky"

#Musk #Corruption #News #USA
Headline:
FAA Halts Flights as Elon Musk’s Rocket Blows Up Yet Again

Passengers had to deal with flight delays thanks to Elon Musk playing space.

by Marin Scotten
March 7, 2025 / 11:29 a.m. ET


Is Elon Regulating His Own Rockets Now?
https://talkingpointsmemo.com/edblog/is-elon-regulating-his-own-rockets-now

"One of Elon Musk’s #Starship rockets exploded over the #GulfOfMexico early yesterday evening, creating a spectacular #fireworks -like display and disrupting commercial air traffic...

#Musk had claimed repeatedly that he was over-regulated by the #FAA, especially after the agency fined #SpaceX $633,000 for launching rockets with unapproved changes."

#ElonMusk #Explosion #Crash #Tech #Space #Corruption #Coup #USPol #News #US #USA
Headline:
Is Elon Regulating His Own Rockets Now?

Member Newsletter
March 7, 2025 12:25 p.m.


Elon #Musk, a South African #oligarch, unironically calling Mark #Kelly - a #US senator, #Iraq #War combat #pilot, and #Space Shuttle #commander - a '#traitor' is K-hole-level delusion.


Planetary party portrait above Paranal!

In this image, taken in early February, the planets of the Solar System appear to parade one after the other above our Paranal Observatory in #Chile. Joining the party are the #Moon, the #MilkyWay, and a special guest: comet C/2024 G3 ☄️

A question we often get is whether the planets orbit the Sun in the same plane as the disc of the Milky Way. This image shows that's not the case: the plane of the Solar System –the ecliptic– is tilted about 60º relative to the Milky Way.

Read more: https://www.eso.org/public/images/potw2510a/

📷 B.Haeussler/ESO

#astrodon #astronomy #astrophysics #astrophotography #space #science
The image is a circular fisheye projection, with the horizon around the circular edge and the highest part of the sky at the centre of the circle. It shows eight telescope domes around the edge. The moon lights the telescopes and the desert from behind, creating a haze across, but above it the sky is pretty dark and full of stars. Our Milky Way galaxy –– an arc made dense by white points and hues of pink and purple –– crosses the image vertically. Several planets, which look like dots, appear aligned more or less horizontally across the sky. The image is marked with text for white points of interest, including the Milky Way, planets and comet C/2024 G3, which looks like the streak of a shooting star, blazing white.


You don't know Jennifer Herman's name, but you should. She became the lead power subsystem engineer for the Spirit and Opportunity rovers. Her tireless work for months on end is, more than anything else, the reason why our twin girls survived the deadly 2007 Martian dust storms.

And now she's the lead power subsystem engineer for Voyager. In the same quiet, dedicated way, she's the one making the tough calls that'll help keep *them* alive for years to come.

https://gizmodo.com/nasa-shuts-off-voyager-science-instrument-more-power-cuts-ahead-to-keep-both-probes-going-2000572202 #space


Olympus Mons near the terminator just released by ESA Mars Express

Full size & info: https://flic.kr/p/2qQA6Fc
Credit: ESA/@DLR@social.bund.de/FUBerlin/AndreaLuck CC BY

Taken on 2024-08-06
Release Date: 2025-03-01 on https://psa.esa.int/

#Mars #Solarocks #Astronomy #Space #ESA #Astrodon
A top down view of Olympus Mons, the massive shield volcano on Mars. The volcano has a broad, circular shape with gently sloping flanks and a prominent central caldera. The surface appears reddish-brown, with darker shadowed regions emphasizing the rugged terrain. The edges of the volcano gradually fade into the surrounding Martian landscape. The lighting creates a contrast between the illuminated and shadowed areas, as the volcano is near the terminator, the boundary between day and night.


Als der Shuttle-Astronaut J. Young gefragt wurde, ob er beim Start Angst habe antworte er sinngemäß: “Wer auf einer Riesenmenge Treibstoff sitzt die gleich angezündet wird und keine Angst hat, hat die Situation nicht voll verstanden!”

#Space #Nasa

https://de.m.wikipedia.org/wiki/John_Watts_Young
Ein Astronaut in einem Raumanzug lächelt in die Kamera. Im Hintergrund sind die amerikanische Flagge und ein Banner mit dem NASA-Logo zu sehen. Der Astronaut trägt einen Anzug mit verschiedenen Elementen, darunter ein Emblem und mehrere technische Vorrichtungen an der Brust.


From the stairs to the stars! 🪜✨ Other than going to #space, the next best way to feel close to the stars is from the dark skies high up in #Chile’s Atacama Desert, where our Very Large Telescope(*) is located.

Those yellow beams are the VLT’s laser guide stars, shooting up from the telescope (to the right, but outside of the frame) into the sky. The laser beams create artificial stars high up in the atmosphere, which the telescope’s adaptive optics system uses to make the sharpest possible observations of the cosmos, from the ground.

Read more: https://www.eso.org/public/images/potw2509a/

(*) The VLT actually comprises several telescopes. And yes, you can tease us about the name 😅

📷 F. Millour/ESO

#astrodon #astronomy #astrophotography #science
At the centre of the image is the silhouette of a person standing on a tall viewing platform, at least 5 metres high and almost just as wide. It has a two-level staircase leading up to it. The dark foreground silhouette of stairs and platform contrasts with the night sky filled with stars, showing blue and green hues, and the cloudy, white Milky Way plane reaching across, diagonally. At the top right, two orange laser beams emerging from outside the frame seem to converge towards the galactic plane.


Remotely controlled Vehicles over Starlink.

What if you want to control a vehicle that’s hundreds of kilometers away, or even on the other side of the planet? Cellular is an option, but is obviously limited by available infrastructure — good luck getting a cell signal in the middle of the ocean.

https://youtu.be/Fjy1hcLf2_M

#diy #remotely #controlled #science #sea #vehicles #starlink #mini #receiver #it #engineer #media #maker #programming #tech #space #news
Modern remote control (RC) radios are capable of incredible range, but they’re still only made for line-of-sight use. But what if you could beam your commands down from space?

That’s what [Thingify] was looking to test when they put together an experimental RC boat using a Starlink Mini for communications. Physically, there was no question it would work on the boat. After all, it was small, light and power-efficient enough.

The downside? Starlink is a fairly expensive proposition; you’d need to have a pretty specific mission in mind to justify the cost. The Mini receiver currently costs $599 USD (though it occasionally goes on sale), and you’ll need at least a $50 per month plan to go with it. While this puts it out of the price range for recreational RC, [Thingify] notes that it’s not a bad deal if you’re looking to explore uncharted territory.
[ImageSource: Thingify]

But would the network connection be up to the task of controlling the vehicle in real-time?

During early ground testing, the Mini version of the Starlink receiver worked very well. Despite being roughly 1/4 the size of its predecessor, the smaller unit met or exceeded its performance during benchmarks on bandwidth, latency and signal strength. As expected, it also drew far less power: the Mini’s power consumption peaked at around 33 watts, compared to the monstrous 180 W for the larger receiver.

On the water, there was even more good news. The bandwidth was more than enough to run a high-resolution video feedback to the command center. At the same time, the boat moved autonomously between waypoints, and when [Thingify] switched over to manual control, the latency was low enough not to be a problem. “We wouldn’t recommend manually piloting a high-speed aircraft over Starlink, but for a boat that’s cruising along at 4 km/h, the lag didn’t even come into play.”


A high-ranking NASA official warned his employees to “use discretion” in public when displaying badges or emblems that identify them as federal workers — part of an effort, the agency says, to protect its staff amid “stories of possible harassment.”

https://www.propublica.org/article/nasa-official-warns-staff-trump-harassment-federal-workers?utm_source=mastodon&utm_medium=social&utm_campaign=mastodon-post

#News #NASA #Space #Government #USPolitics #Trump