The composition of crystals in volcanic rocks changes with their ages in ways that correlate with the Solar System’s ...

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

In the vast universe, a grand event spanning billions of years is quietly brewing—the Milky Way and Andromeda galaxies will ...

There's some bizarre action going on with 3I/ATLAS, the interstellar object which some have claimed could be an 'alien threat ...

New observations by the Gemini South telescope at Cerro Pachón in Chile revealed that interstellar object 3I/ATLAS' tail is ...

But over the summer, 3I/ATLAS, has plunged toward the inner solar system—and the fireworks show has begun in earnest. When ...

The mysterious cloud of space rocks and debris at the edge of the solar system may have spiral arms, making it resemble a mini galaxy, a new study says. The Oort cloud is a theoretical debris shell at ...

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this ...

(CNN) – Astronomers have discovered a rare family of six planets about 100 light years from Earth. The exo-planets are larger than the Earth but smaller than Neptune. The planets are in a ...

CAPE CANAVERAL, Fla. — Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of years ...