When engineers at a control center in Turin, Italy, sent a faint radio signal into space, they set off a world-first ...

See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was ...

On December 25, 2021, the largest and most powerful space telescope, the James Webb Space Telescope, was launched into space ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

On July 1, the Asteroid Terrestrial-impact Last Alert System (ATLAS) detected what was first believed to be an asteroid. As ...

For weeks, Elena Adams has been leading her team at the Applied Physics Laboratory (APL) in Laurel, Maryland, through ...

Two more of NASA's space telescopes got another look at comet 3I/ATLAS, an interstellar interloper that captured the world's attention in July 2025.

An image of interstellar comet 3I/ATLAS taken by the Hubble Space Telescope ... to study the aftermath of NASA's DART (Double Asteroid Redirection Test) mission — to look out for 3I/ATLAS. However, ...

3I/ATLAS first made news in July when scientists confirmed it as the third-ever observed interstellar interloper in our solar system. The space object further attracted the public's fascination again ...

Hubble Space Telescope observations have provided size estimates for the nucleus of interstellar comet 3I/ATLAS, ranging from 320 meters to 5.6 kilometers in diameter, though the nucleus itself ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. This week, the famed NASA/ESA Hubble Space Telescope turns 35 years ...