It's a first-of-its-kind mission that must work or a $500 million NASA space telescope is going to crash into Earth. The post ...

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

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

Katalyst Space Technologies will use Northrop Grumman's air-launched Pegasus rocket for its upcoming mission, which will send ...

The mission will use a larger variant of the rocket known as Pegasus XL, and is on target to launch in June 2026. Katalyst ...

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

The unusual comet—which is to pass Earth again in the coming weeks—is only the third known object to visit us from outside ...

NASA is providing more images and information about the interstellar object that's passing through our solar system right now ...

Thanks for the James Webb Space Telescope image, researchers were able to observe four coiled shells of dust around the pair ...

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

NASA released images of an interstellar comet flying past Mars, and scientists expressed doubt about the possibility that it ...

Harvard astronomer Avi Loeb criticized NASA for repeating the "official mantra that 3I/ATLAS is a natural comet." ...