This month will see a striking astronomical event, as the prolific Leonid meteor shower sends lights streaming through the ...

As comets orbit the Sun, they can leave a trail of rocky debris in ... The most well-known of these is the Perseid meteor ...

A Boeing-built satellite has collapsed in orbit. The satellite, which is officially known as Intelsat 33e, is just one of many that Intelsat uses to power communications around the world.

In a cutting-edge milestone for orbital innovation, the U.S. military's secretive X-37B space plane has begun advanced aerobraking maneuvers to shift its orbit. Launched on its seventh mission ...

Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from ...

The Boeing-made Intelsat 33e satellite broke apart in orbit over the weekend. But company representatives don't yet know why. Boeing's Intelsat 33e satellite — a large communications satellite ...

NASA has announced that an airplane-sized “city killer” asteroid will skim past Earth today — one of four “hazardous” space rocks to graze our orbit in less than 12 hours. Dubbed 2002 ...

Related: Ariane 5 successfully places 2 Intelsat satellites Into orbit Intelsat-33e launched Aug. 24, 2016 aboard an Arianespace Ariane 5 rocket and began operations in January 2017, according to ...

Seated, left to right, are D-Orbit CEO Luca Rossettini and ESA Director General Josef Aschbacher signing an agreement for Europe's first life extension mission for a satellite in geostationary orbit.

TAMPA, Fla. — The Intelsat 33e satellite has broken up in geostationary orbit (GEO) and lost power, ceasing communications services for customers across Europe, Africa and parts of Asia Pacific.

It sounds like something out of a science-fiction movie. For the past couple of weeks, Earth's orbit has been home to a "mini-moon" the size of a city bus. The celestial object is more than just a ...