NASA will provide live coverage as astronaut Chris Williams and two Russians launch to the International Space Station on ...

NASA has a photo dump of the interstellar comet 3I/ATLAS. It made news in July when it was confirmed to have originated ...

NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of ...

A comet hurtling through the solar system from interstellar space is exactly what it appears to be, NASA officials said Wednesday, moving to quash a wave of online speculation.

Images released by NASA, showcasing a giant butterfly-shaped hole on the sun, have sparked a wave of online interest. The ...

NASA ISS livestream switches to a signal-loss slate after a bright object crosses the frame, sparking UFO questions online as NASA cites routine automated handoffs.

NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of ...

NASA's giant Mars Antenna failure hinders spacecraft communication and asteroid studies amid the federal government shutdown.

A Falcon 9 rocket topped with an ocean-observing satellite launched into space Sunday night from California's central coast.

High above Antarctica, a series of NASA research balloons picked up radio signals that should not exist, at least not ...

A viral video of 3I/Atlas has sparked wild theories, but space scientists break down the real science behind it.

On Sunday, NASA's Escapade, a collaborative effort among the space agency, UC Berkeley and Jeff Bezos' Blue Origin, will launch and attempt to add two more orbiters to the elusive club of successful ...