Amateur astronomer Tony Dunn provided a simulation on social ... by the asteroid’s velocity, trajectory, and Earth’s ...

In November 1969, Apollo 12 astronauts Commander Charles "Pete" Conrad, Command Module Pilot (CMP) Richard F. Gordon, and ...

Astrogram banner TIME Recognizes the Advanced Composite Solar Sail SystemIn October, the Advanced Composite Solar Sail System ...

Ultimately, the rocket reached its planned trajectory and delivered ... or payload—in this case, the mass simulator—to its specified orbit successfully... that's what happened," Horne said.

In Dunn's simulation, the orbit is shown as the red line, and it only circles about 25% of the Earth. The asteroid won't complete a full orbit of Earth, so some astronomers refer to it as a ...

Like its big tech rivals, Amazon.com AMZN2.16%increase; green up pointing triangle is spending a king’s ransom on artificial intelligence. Unlike them, it also has plenty of customers dropping ...

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.

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 ...

NASA's technology-demonstrating Advanced Composite Solar Sail System (ACS3) has a bent boom in Earth orbit, a newly released photo shows. The ACS3 spacecraft launched April 23 to test key aspects ...

A communications satellite has been lost in Earth’s geostationary orbit, breaking up into several pieces of debris after an “anomaly” occurred over the weekend. Intelsat 33e, also known as ...