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After a decade in development, Japan’s H3 rocket is ready for its debut

arstechnica.com

Submitted by DoremusJessup t3_1135bhv on February 15, 2023 at 6:45 PM

21 comments

140

In this rare image taken on July 19, 2013, the wide-angle camera on NASA’s Cassini spacecraft captured Saturn’s rings and our planet Earth and its moon in the same frame. (NASA/JPL)

Submitted by Rifletree t3_110edm3 on February 12, 2023 at 12:14 PM

16 comments

Who pays for space debris removal?

Submitted by DevilsRefugee t3_11djjvb on February 27, 2023 at 6:53 PM

60 comments

Cried tonight.

Submitted by [deleted] t3_1105d8b on February 12, 2023 at 2:57 AM

24 comments

If the cost comes down why don’t we shoot water into space to reduce rising sea levels?

Submitted by anonymous494921 t3_11a99in on February 23, 2023 at 9:27 PM

22 comments

The more I learn about Space the more I believe in a God

Submitted by buttfishmaster t3_10rp44a on February 2, 2023 at 12:52 PM

82 comments

SpaceX on Twitter: Super Heavy Booster 7 completed a full duration static fire test of 31 Raptor engines, producing 7.9 million lbf of thrust (~3,600 metric tons) – less than half of the booster’s capability

twitter.com

Submitted by allforspace t3_10z37n8 on February 10, 2023 at 9:12 PM

72 comments

363

What precautions related to space exploration do you think humans should take before finally venturing out into the rest of the Solar System?

Submitted by [deleted] t3_114xqt7 on February 17, 2023 at 9:11 PM

62 comments

What is the coolest/scariest fact you know about space?

Submitted by [deleted] t3_10rm0h2 on February 2, 2023 at 9:41 AM

8 comments

This week Elon Musk blocked Starlink for "military purposes" in Ukraine. He is clearly a bad faith actor and/or compromised. Europe should build an alternative as soon as possible. This new space race will have huge geopolitical consequences. Deep analysis translated from German:

Submitted by [deleted] t3_110s33m on February 12, 2023 at 10:24 PM

25 comments

SpaceX scrubs Crew-6 astronaut launch due to ignition-fluid issue

space.com

Submitted by maki23 t3_11dbuyq on February 27, 2023 at 1:28 PM

8 comments

Recent meteors

Submitted by Background_Park_2310 t3_118kl56 on February 22, 2023 at 12:59 AM

6 comments

Apollo 11 astronaut Michael Collins laid to rest at Arlington National Cemetery

space.com

Submitted by Ok_Copy5217 t3_10rj90i on February 2, 2023 at 6:45 AM

40 comments

1,037

why should the heigh of astronaut matter 🤔

Submitted by Ok-Medium-1853 t3_11b3bhs on February 24, 2023 at 9:56 PM

63 comments

NASA Shares Mesmerizing Satellite Images of Egypt's Pyramids from International Space Station

kumaonjagran.com

Submitted by Express_Turn_5489 t3_10zt9vn on February 11, 2023 at 5:44 PM

7 comments

Space Ripples?????

Submitted by KeyahnDP9 t3_11a99em on February 23, 2023 at 9:27 PM

31 comments

When can i see the Green comet

Submitted by Melcat248 t3_10rf9k1 on February 2, 2023 at 3:20 AM

11 comments

I’m on the east coast of USA (MD REP) and want to see the green beast, comet E3, tonight. I was told to look north anyone able to pinpoint where in the sky 🤣

Submitted by ceedeeze t3_10rf38w on February 2, 2023 at 3:12 AM

13 comments

The Paravulcoon - a proposed recovery system for the Saturn rocket, using a hot air balloon to safely land the first stage after use

Submitted by Watchung t3_11cfw4r on February 26, 2023 at 12:30 PM

6 comments

Researchers discover mysterious source of 'heartbeat-like' radio bursts in a solar fare

phys.org

Submitted by AbbydonX t3_1191onf on February 22, 2023 at 2:53 PM

15 comments

425

Euclid space telescope launch scheduled for July — ESA mission to chart a 3D map of the universe, in search of dark matter and dark energy

rfi.fr

Submitted by marketrent t3_11bhrod on February 25, 2023 at 10:21 AM

19 comments

741

What are some of the major goals we hope to achieve, or discoveries that we hope to make, with the JWST?

Submitted by m_and_t t3_119n355 on February 23, 2023 at 3:25 AM

24 comments

Miranda was discovered 75 years ago

inverse.com

Submitted by Tesla_Warlock t3_114rr8s on February 17, 2023 at 5:00 PM

16 comments

Supermassive black hole on the run

skyandtelescope.org

Submitted by DevilsRefugee t3_11a2lf9 on February 23, 2023 at 4:58 PM

26 comments

Investigations reveal more evidence that Mimas is a stealth ocean world

phys.org

Submitted by entered_bubble_50 t3_10r7tvc on February 1, 2023 at 10:09 PM

176 comments

2,637