Merging black holes and neutron stars have unusual oval orbits prior to colliding and merging, which challenge the laws of physics.

NASA's DART mission didn’t just change the orbit of Dimorphos, the asteroid it hit. It changed the orbit of the larger ...

China ends month-long launch hiatus with separate Guowang and Shiyan-30 satellite missions China resumed orbital launch activity Thursday with a pair of missions lifting off from Hainan and Xichang ...

New data about the DART spacecraft’s effects adds evidence that Earth could be defended from future deadly asteroids by diverting their orbits.

SpaceX CEO Elon Musk suggests Starlink users will get better signal quality after the company lowers approximately 4,400 satellites by about 70 kilometers.

The NASA DART spacecraft shifted the orbits of two asteroids around the sun after intentionally crashing into one of them.

New research examines how smaller satellites in lower orbits could reduce collision risks and debris generation while maintaining high-resolution Earth observation capabilities.

Mantis Space closed a $10 million seed round to develop laser-based solar power transmission for satellites operating in the shadow of the Earth.

For more than 50 years, SSC Space in Sweden has been at the forefront of space innovation and is now preparing for orbital ...

Firefly Aerospace’s Alpha rocket successfully returned to flight March 11, more than 10 months after the rocket’s previous launch failed.

Researchers used a pair of powerful supercomputers to simulate the potential trajectories of 1 million satellites in a cislunar orbit between Earth and the moon. Less than 10% of these orbits remained ...