The three astronauts of China's Shenzhou 21 mission currently have no safe way to get home from the Tiangong space…
SES is adding another servicer to what is already the broadest and busiest satellite life-extension roster in the commercial geostationary…
For North America, the best time to look will be before dawn on Tuesday, Nov. 18.
In this artist’s concept, the ocean-observing satellite Sentinel-6B orbits Earth with its deployable solar panels extended. Credit: NASA/JPL-Caltech NASA will…
The solar system is moving through space over three times as fast as estimated, calling into question our best model…
NASA, ESA, CSA, STScI, CXC This image released on June 30, 2025, combines data from NASA’s James Webb Space Telescope…
Artistic rendering of the High-Rate Delay Tolerant Networking protocol being used on the Laser Communications Relay Demonstration to transfer radio…
Astronomers have used machine learning to discover seven new quasar lens systems, arrangements where a quasar's host galaxy bends light…
Scientists have discovered a 900 metre wide impact crater in southern China, the largest modern meteorite scar on Earth. The…
A new study of supernovae suggests that the standard model of cosmology isn't quite right. If the data holds up,…