NASA’s Nancy Grace Roman Space Telescope (Image: NASA/Jolearra Tshiteya) The Nancy Grace Roman Space Telescope developed by ...

Researchers used the MIRI instrument onboard the James Webb Space Telescope (JWST) to identify the presence of ultraviolet ...

NASA's Perseverance rover spotted a possible space rock on the surface of Mars. The meteorite's nickname is 'Phippsaksla.' ...

When a faint green smudge appeared in images from a backyard telescope in Aguadilla, Puerto Rico, on Nov. 22, 2025, astronomers did not expect it to upend basic assumptions about how comets work. Yet ...

Boeing's infamous Starliner could launch again in 2026 on a NASA mission to the International Space Station. But this time, ...

The interstellar comet 3I/ATLAS challenges physics with a missing dust tail, a forward anti-tail, and strange composition.

An interstellar comet has shattered speed records as it hurtled through our solar system, captivating astronomers and igniting a global scientific effort. Known as 3I/ATLAS, this rare visitor was ...

On December 25, 2021, the largest and most powerful space telescope, the James Webb Space Telescope, was launched into space for $10 billion. A month later, it reached its goal in solar orbit at a ...

Unlike typical comets that orbit our sun, 3I/ATLAS follows a hyperbolic trajectory, which means it will eventually exit our solar system, never to return. Observations confirm that as it approaches ...