When Galileo pointed his telescope at Saturn and Jupiter, he had just discovered the nature of two giant planets. Later came Uranus and Neptune, two more gas giants. Since then, astronomers have ...

"It's the only launch vehicle that can meet the orbit, the schedule and the cost to achieve something unprecedented with ...

"This successful test marks a major step forward in the development of future satellite control systems." For the first time, ...

Times listed are from The Sky This Week by Astronomy magazine, calculated for 40°N, 90°W. Central Wisconsin observers can expect sunrise, ...

On Nov. 14, 1994, the 31-mile Channel Tunnel under the English Channel opened to passenger traffic between England and France ...

"Two Uranus years (one Uranus year is 84.02 Earth years), running from 1900 to 2068 and starting just before southern summer solstice, when Uranus’s south pole points almost directly towards the Sun," ...

Saturn's Enceladus moon might be capable of supporting life, according to data collected by NASA's Cassini mission and compiled in a new study.

Every year, we shoot several thousand satellites and other objects out into space. When satellites die, they become space trash that threatens aerospace safety. Outer space has a trash problem. "And ...

SpaceX may be violating international telecommunication standards by allowing its Starshield satellites to transmit to Earth on frequencies it's not supposed to use, NPR reports. Starshield is a ...

Chinese spy satellites reportedly observed Ukraine during Russian missile attacks, raising concerns about potential intelligence sharing with Russia. Experts suggest Russia's aging satellite ...

The skies above us are teeming with satellites. The latest figures estimate there are over 12,000 satellites currently active, with thousands more defunct craft left to decay in orbit. All that ...

A research paper being presented this week at the Annual Computer Security Applications Conference reveals that satellite internet services, including T-Mobile's, used unencrypted transmissions that ...