Every kilogram of rocket fuel is dead weight once it’s burned, yet conventional spacecraft must carry hundreds, sometimes thousands of…
A startup plans to test technology to produce semiconductors in space on a series of Falcon 9 launches using payloads…
How does water form on exoplanets and what could this mean for the search for life beyond Earth? This is…
"The reason for 3I’s rapid brightening, which far exceeds the brightening rate of most Oort cloud comets at similar distances,…
China’s latest crewed mission arrived at the Tiangong space station Friday, just 3.5 hours after launch from Jiuquan spaceport in…
Ukrainian telco Kyivstar said Oct. 31 it is preparing to test SpaceX’s Starlink Direct to Cell service across most of…
Footage from a NOAA satellite taken Oct. 28 shows Melissa’s deadly spin as it moves across the Caribbean.
NASA’s New Horizons mission to Pluto has forced astronomers to rewrite their textbooks — but that’s not all: In the…
MOUNTAIN VIEW, Calif. – Logistics, from satellite life extension to in-space assembly, will become common elements of future military operations,…
The European Southern Observatory captured a nebula bat during a survey of the Milky Way's galactic plane.