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

A viral backyard-telescope photo claims to outshine NASA's $30 billion "close-up" view of interstellar object 3I/ATLAS — but ...

"It's the only launch vehicle that can meet the orbit, the schedule and the cost to achieve something unprecedented with ...

A team of researchers has confirmed stars ring loud and clear in a "key" that will harmonize well with the science goals and ...

NASA officials dismissed theories that the interstellar 3I/ATLAS could be an alien spaceship while dropping new photos of the ...

The James Webb Space Telescope was built with a flaw, and because it's a million miles away, we can't repair it, but we can ...

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 images of an interstellar comet flying past Mars, and scientists expressed doubt about the possibility that it is an alien spaceship.

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

NASA 's James Webb Space Telescope has revealed that an exceptionally rare star duo in the Milky Way has a third companion — ...

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 7469, which is 90,000 light-years in diameter. The ...

Despite having discovered more exoplanets than any other telescope, Kepler has been retired for the very simple reason that ...