r/space 3d ago

Discussion All Space Questions thread for week of October 17, 2021

24 Upvotes

r/space 11h ago

Tomorrow South Korea will attempt the maiden launch of it's first completely domestically developed orbital launch vehicle , the KSLV-II

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5k Upvotes

r/space 1d ago

Astronomers discover new phenomenon as white dwarf star switches 'on and off' in 30 minutes

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12k Upvotes

r/space 10h ago

A Team of Former-SpaceX Engineers are Developing Portable Nuclear Microreactors. They think it holds the most promise to supply power for settlements on Mars.

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457 Upvotes

r/space 1h ago

Discussion The universe will die in 1 googol years. To put this into prospective i did a little math...

Upvotes

r/space 12h ago

British scientists create most detailed map of Uranus' auroras to date

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179 Upvotes

r/space 46m ago

Spaceflight caused DNA to leak out of astronauts' cell 'powerhouse." All 14 astronauts studied had increased levels of free-floating mitochondrial DNA in the blood on the day of landing and three days after, ranging from two to 355 times higher than pre-space travel.

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Upvotes

r/space 2h ago

South Korea successfully test-fires Nuri rocket as it pursues space ambitions

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19 Upvotes

r/space 2h ago

NASA's Lucy asteroid probe settles into Earth-orbiting cruise as engineers tackle solar array glitch

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15 Upvotes

r/space 17h ago

Elevated biomarkers for neurodegeneration found in astronauts returning from space travel

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229 Upvotes

r/space 10h ago

An alien planet lost its atmosphere to a giant impact

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52 Upvotes

r/space 13h ago

NASA fully stacks the SLS rocket for the first time

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75 Upvotes

r/space 3h ago

Discussion is artificial gravity theoretically possible?

13 Upvotes

r/space 1h ago

Black hole 'volcanic eruptions' influence vast areas of intergalactic space, study shows

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r/space 7h ago

South Korea seeks space race entry with first homegrown rocket - France 24

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19 Upvotes

r/space 4h ago

Discussion Nuri Rocket lauch live

12 Upvotes

r/space 1h ago

Discussion Does mass eventually decay into nothing?

Upvotes

r/space 49m ago

US Must Build Space 'Superhighway' Before China Stakes Claims. Brig. Gen. John Olson believes the US must rapidly act to take the "first mover advantage" for itself to block Chinese ambitions, which could include territorial claims in space.

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Upvotes

r/space 51m ago

NASA and U.S. aerospace experts urge Congress to invest more quickly and heavily in the development of nuclear-powered spacecraft to stay ahead of China.

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Upvotes

r/space 3h ago

BepiColombo’s first tastes of Mercury science

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4 Upvotes

r/space 12h ago

Militarization, not commercialization, is the problem in space | Legion Magazine

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27 Upvotes

r/space 8h ago

The Return to Venus: The Mission of NASA's Mariner 5

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11 Upvotes

r/space 23h ago

Boeing Deepens Probe Into Astronaut Capsule Woes, Prompting More Delays. Boeing has yet to determine what caused the valves to become stuck. Engineers were mulling whether to bring in an entirely new service module, but Boeing recently decided to keep the existing one.

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168 Upvotes

r/space 15h ago

Blue Origin is "in conversations with U.S. Transportation Command" about signing a cooperative agreement with the Pentagon on exploring how reusable rockets could deliver military cargo around the world

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35 Upvotes

r/space 8m ago

Space Concordia's Prototype 40kN liquid rocket engine, nicknamed "Black Velvet"

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Upvotes

r/space 3h ago

COP 26 - Our Place in the Cosmos Trailer

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5 Upvotes