1,000km cable to the stars - The Skyhook
15
votes
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The flight of Apollo 12: Photos from fifty years ago
6 votes -
A report by NASA's inspector general paints a damning picture of the space agency's relationship with Boeing, saying NASA overpaid Boeing by hundreds of millions of dollars
14 votes -
Interstellar space even weirder than expected, NASA probe reveals
12 votes -
Astronomers have spotted an ultrafast star, traveling at a blistering six million km/h, that was ejected by the supermassive black hole at the heart at the Milky Way five million years ago
9 votes -
SpaceX's Crew Dragon abort system aces ground test ahead of major launch
10 votes -
SpaceX has successfully launched another sixty Starlink satellites
14 votes -
Starlink is a very big deal
10 votes -
Space-grade CPUs: How do you send more computing power into space?
8 votes -
Neutron stars – The most extreme things that are not black holes
10 votes -
The July outage of the Galileo Global Navigation Satellite System - What went wrong and the problems behind it
8 votes -
SpaceX and Boeing still need a parachute that always works
6 votes -
Next generation electron booster on the pad for Rocket Lab’s tenth mission
5 votes -
Voyager 2 illuminates the boundary of interstellar space
9 votes -
Here's what we know the shadowy X-37B was up to during its record 780 days in space
7 votes -
The world’s largest 3D metal printer is churning out rockets
7 votes -
The self-hammering probe on NASA’s Mars lander can’t seem to actually dig into the ground
10 votes -
US Air Force X-37B secret spaceplane lands after 780 days in orbit
13 votes -
Tunnelling mole instrument on Mars InSight lander resumes movement into Martian surface
7 votes -
Are aerospikes better than bell nozzles?
7 votes -
Earth and sun
5 votes -
SpaceX submits paperwork for 30,000 more Starlink satellites
21 votes -
Hubble observes comet 2I/Borisov, the first confirmed interstellar comet
8 votes -
Japanese satellite re-enters atmosphere after experiments in ultra-low orbit
7 votes -
xEMU - A next generation spacesuit for the Artemis generation of astronauts
5 votes -
NASA and the search for water on the Moon
4 votes -
With more rocket launches comes more pollution cleanup
8 votes -
I’m convinced we found evidence of life on Mars in the 1970s
23 votes -
What astronomers can learn from hot Jupiters, the scorching giant planets of the galaxy
4 votes -
First spacewalker Alexei Leonov dies at 85
6 votes -
NASA aims for first manned SpaceX commercial crew mission in first-quarter 2020
6 votes -
Twenty new moons found orbiting Saturn, making it the planet with the most known moons
10 votes -
Construction of Starship 39A launch and landing facility picking up the pace
8 votes -
Is there a more rational way to scan the heavens for alien life?
4 votes -
Jason-2 oceanography satellite ends eleven-year mission
4 votes -
Hypothetics: let's say it takes 1/100 of the current fuel to take a spacecraft out of Earth's atmosphere. What happens?
This is obviously a thought-experiment, but maybe an interesting one. Let's say we get a super-efficient, eco-friendly alternative fuel that can do whatever rocket fuel does now with 1/100 of the...
This is obviously a thought-experiment, but maybe an interesting one. Let's say we get a super-efficient, eco-friendly alternative fuel that can do whatever rocket fuel does now with 1/100 of the cost, 1/100 of volume and 100% more efficiency. What does it change in the short term?
10 votes -
NASA, Elon Musk, and the effort to return to orbit - A conversation with Jim Bridenstine about the Commercial Crew program
9 votes -
Send your name to Mars
10 votes -
‘Planet Nine’ may actually be a black hole
20 votes -
SpaceX Starship Update
SpaceX will hold a presentation today at 19:00 CDT / 00:00 UTC at their Boca Chica build site to present updates to Starship and show off their newly constructed full scale prototype. SpaceX's...
SpaceX will hold a presentation today at 19:00 CDT / 00:00 UTC at their Boca Chica build site to present updates to Starship and show off their newly constructed full scale prototype.
SpaceX's website: https://www.spacex.com/webcast
Direct Youtube link: https://www.youtube.com/watch?v=sOpMrVnjYeY
Announcement on Twitter: https://twitter.com/SpaceX/status/1177938839949627392
Picture SpaceX posted: http://spacex.com/sites/spacex/files/starship_drone_sunset_7.jpg
14 votes -
The Soyuz MS-15 launch, seen from above and below
4 votes -
Jessica Meir has dual US and Swedish passports and will be the first Swedish woman to fly into space
10 votes -
Study shows Venus may have once enjoyed a temperate climate
8 votes -
Recently discovered neutron star is almost too massive to exist
6 votes -
How to Feed a Mars Colony of 1 Million People
7 votes -
Some NASA contractors appear to be trying to kill the Lunar Gateway
4 votes -
Astronomers detect the most massive neutron star yet
11 votes -
Could we terraform Mars?
6 votes -
Hubble reveals latest portrait of Saturn
7 votes -
Water found in habitable super-Earth's atmosphere for first time
17 votes
