Science

Gravitational waves reveal 1st-of-its-kind merger between neutron star and mystery object
Trains, planes and a total solar eclipse! Watching the moon block the sun was a transportation adventure (exclusive)
Soviet-era cosmonaut Vladimir Aksyonov, who flew into space twice, dies at 89
Space weather can make it hard to predict satellite trajectories. Here's why that's a problem
Stars make a bigger mess in old galaxies, and scientists just figured out why
Top total solar eclipses to look out for over the next decade
What happened when the moon 'turned itself inside out' billions of years ago?
Could these big expandable habitats help humanity settle the moon and Mars?
US needs new space tech or it 'will lose,' Space Force chief says
What it was like to chase totality in South Texas
Prime Video's 'Fallout' launches into the post-apocalyptic TV frontier (video)
China moving at 'breathtaking speed' in final frontier, Space Force says
Astronauts' photos capture April 8 solar eclipse from Earth orbit
Thousands of hidden meteorites could be lost forever as they sink in Antarctic ice, taking their cosmic secrets with them
We finally know why NASA's Voyager 1 spacecraft stopped communicating — scientists are working on a fix
Totality was a total bust for me — but not for the reason you may think
These solar eclipse 2024 photos from our readers are absolutely amazing (images, video)
I proposed to my fiancée under the diamond ring of the 2024 total solar eclipse. (She said 'Yes!')
'Heavy' history: ULA launches final Delta rocket after 64 years (video, photos)
Astrobotic to launch mini rover along with NASA's ice-hunting VIPER on next moon mission