Astronomers have unleashed a powerful new AI tool called RAVEN to comb through data from NASA’s TESS mission—and it’s paying ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

AUSTIN (KXAN) — Astronomers have discovered a bizarre new planet covered by molten lava and surrounded by a sulfur‑rich atmosphere that smells like rotten eggs. The newly characterized exoplanet, ...

Astronomers have discovered a new class of exoplanet that defies traditional categories of planetary classification. In a groundbreaking study published in Nature Astronomy, researchers led by the ...

Pluto was downgraded from a planet to a dwarf planet in 2006 by the International Astronomical Union. The main reason for Pluto's demotion is that it's not able to "clear its orbit of debris." Other ...