I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

Each report will include information on small-, medium-, and heavy-lift rockets, as well as a quick look ahead at the next ...

Dec. 19 (UPI) -- Comet 3I/ATLAS passed its nearest point to Earth early Friday and approaching within 168 million miles. After its brief visit Friday the interstellar object 3I/ATLAS will head back ...

It came from outer space. Interstellar space, to be precise. From somewhere beyond the influence of our sun, possibly from ...

This animation shows Boeing Starliner launching to space on board a United Launch Alliance Atlas V rocket. Starliner is one ...

On Dec. 18, 1999, NASA launched its flagship Terra satellite into Earth's orbit to collect data about Earth's changing ...

Conceived not long after the first Chevy small blocks hit American streets, the RL10 was the type of rocket engine you could ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

Live updates from the Starlink 6-99 mission, which launched 8:42 a.m. Dec. 17 from Pad 39A at NASA's Kennedy Space Center.

A Decatur-built United Launch Alliance Atlas V rocket successfully deployed another batch of Amazon Leo broadband satellites ...

Atlas V rocket carrying the Leo 4 mission for Amazon lifted off on Dec. 16 at 3:28 a.m. EST from Space Launch Complex-41 at Cape Canaveral Space Force Station.

ULA officials plan to launch 47 missions using Atlas V and Vulcan rockets for the majority of Amazon's initial constellation ...