Mars and Mercury cozy up, the Leonids sparkle, and Saturn’s rings are…disappearing? Mars and Mercury get close for a ...

A rare alignment between Earth and Saturn will make the gas giant’s rings appear so thin that they’ll be nearly invisible.

Spectacular video shows the aurora borealis, more commonly known as the northern lights, as they danced across the night sky ...

In 2026, a first-of-its-kind spacecraft—launched on a rocket dropped out of a plane—will attempt to save NASA’s Swift ...

While the feds idled, an interstellar object known as 3I/ATLAS was barnstorming the solar system, at a speed that reached 153 ...

NASA is unveiling close-up pictures of the interstellar comet that's making a quick one-and-done tour of our solar system.

NASA released new images of 3I/ATLAS as it plunged towards the sun, captured by a host of the agency’s robots and probes.

Nighttime rocket launch is on the horizon. Weather permitting, SpaceX Falcon 9 may be visible in the sky beyond Cape ...

The rare interstellar comet, also known as 3I/ATLAS, was first discovered in July and has been photographed several times.