The fate of a comet that was predicted to pass close to Earth remains a mystery five years after its dramatic breakup in the ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

The mysterious space rock that passed through our solar system grew significantly brighter as it left, according to ...

NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

Sending a mission to the solar gravitational lens (SGL) is the most effective way of actually directly imaging a potentially ...

In the latest scientific discovery, the Hubble Space Telescope shocks space enthusiasts by revealing an unusual object that ...