The Hubble Space Telescope's newest images of 3I/ATLAS confirm the presence of its sunward anti-tail, contrary to the usual ...

Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...

The observations were carried out by the Breakthrough Listen program as the object neared its closest approach to Earth on ...

I/ATLAS is the fastest comet ever recorded and its interstellar! NASA's Goddard Space Flight Center explains. Credit: NASA's ...

In a time when the night sky seems mapped out and predictable, one traveler from the deep galactic dark has come to remind us ...

Astronomer Avi Loeb suspects this interstellar visitor is a piece of alien technology, citing its unusual traits and the ...

NASA’s Europa Clipper spacecraft has recorded important new observations of the interstellar comet 3I/ATLAS using its ...

When astronomers first spotted a faint, fast-moving object racing through the outer Solar System in mid-2025, few expected it ...

When 3I/ATLAS swept past the sun in late October 2025, it became only the third confirmed visitor from interstellar space ...

I/ATLAS, the interstellar object discovered in 2025, reveals the estimated population, composition, and distribution of ...