Confirmed as an alien comet, new observations have given us a much better idea of how large this interstellar object actually ...

Scientists propose that NASA's Juno probe could intercept the recently discovered interstellar comet, 3I/ATLAS, providing a close examination of this enigmatic celestial object.

The most striking science photos of the week: including the Perseid meteor shower and glowing underwater wonders.

STARRS Observatory in Hawaii made history in 2017 when they detected 'Oumuamua, the first interstellar object (ISO) ever ...

Theoretical physicist Avi Loeb warns 3I/ATLAS – a mystery 12-mile wide object hurtling through space at 130,000mph – may be ...