How high must a satellite orbit to stay perfectly synchronized with Earth’s rotation? 🌍 This video determines the exact orbital altitude required for a geosynchronous orbit, clearly explaining the ...
The OSIRIS-REx spacecraft's name has been changed to OSIRIS-APEX for its new mission to asteroid Apophis. See its journey to the asteroid in this orbit animation. Credit: NASA's Scientific ...
U. S. Space Force guardians conduct training and maintenance with the Counter Communications System (CCS) at Peterson Space Force Base, Colorado, July 2, 2025. (Amber Mullins/U.S. Space Force). As the ...
NASA has made an "unprecedented" decision to bring a crew home early from the International Space Station after a medical emergency in orbit, marking the first time in the station’s 25-year history ...