A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...

Emily Kwong and Regina Barber of NPR's Short Wave talk about a comet visiting from interstellar space, caterpillars that eat and break down plastic, and how animals' sense of smell varies by altitude.

The ATLAS (short for Asteroid Terrestrial-impact Last Alert System) is a NASA-funded program developed by the University of ...

Astronomers have discovered yet another alien visitor to the Solar System. This one appears to be a comet, a ball of dust, ...

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

COLUMBUS, Ohio — In a cosmic first for this decade, astronomers have identified a mysterious comet from another galaxy — ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Aster G. Taylor is a Ph.D. candidate in Astronomy and Astrophysics at the University of Michigan, Ann Arbor and a 2023 Fannie ...

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...

The comet is described as a spinning mass of ice, rock and dust, hurtling through space on a path that thankfully poses no threat to Earth. At its closest point, 3 Eye Atlas will remain approximately ...

The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...

A rare interstellar comet is flying through our solar system. Here's how—and when—you might be able to see Comet ATLAS from ...