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All Space Questions thread for week of December 25, 2022

Submitted by AutoModerator t3_zv1tz9 on December 25, 2022 at 5:00 PM

No comments

Time-lapse of Mars rotating over 6 hours taken during the 2022 opposition with my 10" telescope

Submitted by J3RRYLIKESCHEESE t3_zuoyjd on December 25, 2022 at 2:48 AM

10 comments

1,615

Mars' ancient atmosphere may not have had much oxygen after all

space.com

Submitted by pecika t3_zss5vu on December 22, 2022 at 5:48 PM

146 comments

4,218

I made this 12-year timelapse of four planets orbiting the star HR 8799

Submitted by Carthago_delenda_est t3_zupqxc on December 25, 2022 at 3:38 AM

No comments

A View of My View, from the International Space Station. More details in comments!

Submitted by astro_pettit t3_zun1yu on December 25, 2022 at 12:52 AM

No comments

Space Force budget is bigger than NASA's budget. ($23.3 billion vs $23 billion.) What does the Space Force spend it all on?

Submitted by RowKiwi t3_zum105 on December 24, 2022 at 11:54 PM

No comments

What happens when galaxies are passing by each other, and 2 stars smack into one another?

Submitted by Kitkatphoto t3_zu5y95 on December 24, 2022 at 8:57 AM

22 comments

Perseverance sample tube drop

mars.nasa.gov

Submitted by coffeesam t3_zs08e6 on December 21, 2022 at 8:42 PM

41 comments

176

A 15-metric ton meteorite crashed in Africa. Now 2 new minerals have been found in it

cnn.com

Submitted by ATrueGmr t3_zuk7se on December 24, 2022 at 10:18 PM

No comments

Antimatter from space can travel thousands of light years to Earth, a promising development in the search for dark matter

vice.com

Submitted by marketrent t3_zrirmc on December 21, 2022 at 12:01 PM

19 comments

696

Remembering Apollo 8 - Launched on this day, 1968. The pioneering first voyage into deep space, though overshadowed by the later Apollo missions

nasa.gov

Submitted by mahatmakg t3_zrls09 on December 21, 2022 at 1:22 PM

23 comments

483

Perseverance: Mars rock sample deposited for Earth return

news.google.com

Submitted by Responsibility_57 t3_ztf1ue on December 23, 2022 at 1:19 PM

23 comments

618

Which theory about aliens is the most likely?

Submitted by [deleted] t3_zqjwze on December 20, 2022 at 9:22 AM

192 comments

Hoping to put hard numbers on the universe’s expansion to put it in perspective

Submitted by melanthius t3_zu2329 on December 24, 2022 at 4:52 AM

20 comments

NASA astronauts unfurl 4th solar array outside space station

space.com

Submitted by IslandChillin t3_zt4163 on December 23, 2022 at 2:24 AM

22 comments

1,072

Ten times this year the Webb telescope blew us away with new images of our stunning universe

phys.org

Submitted by josh252 t3_ztof1a on December 23, 2022 at 6:00 PM

6 comments

418

WSJ News Exclusive | Iran’s Online Crackdown Prompts Smuggling of Starlink Kits

wsj.com

Submitted by jivatman t3_zsn3i9 on December 22, 2022 at 2:16 PM

22 comments

820

Do you think we will discover intelligent life on another planet in your lifetime?

Submitted by [deleted] t3_zu34yp on December 24, 2022 at 5:54 AM

No comments

Can we truly know the age of the universe?

Submitted by Geodad478 t3_ztg6ki on December 23, 2022 at 1:57 PM

102 comments

Interstellar movie —- Has anyone calculated how long did Cooper feel he lived in the space ? If there was a clock with calendar attached to his jacket , how much time would that watch show by the time he would have been retrieved ?

Submitted by tejaskhetani t3_ztp5n0 on December 23, 2022 at 6:32 PM

99 comments

131

Are Planets Tidally Locked to Red Dwarfs Habitable? It's Complicated

universetoday.com

Submitted by redhatGizmo t3_zt5ttt on December 23, 2022 at 4:00 AM

12 comments

382

Northrop Grumman clears key hurdle for space-based solar power

spacenews.com

Submitted by PhyneasPhysicsPhrog t3_zt4amj on December 23, 2022 at 2:38 AM

83 comments

1,532

gravitational pull

Submitted by poor_kid_boon t3_zth1kq on December 23, 2022 at 2:26 PM

14 comments

Can someone explain to me how we have pics of the Milky Way galaxy if we’ve never been outside of it?