A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

Scientists have confirmed the existence of over 6,100 planets beyond the Solar System in the Milky Way. Something that has ...

Astronomers have discovered an alien world that defies every planetary rule with its massive size, low density, and tilted ...

How does a planet’s size influence its orbit around its parent star? This is what a recent study published in the Proceedings of the National Academy of Sciences hopes to address as a team of ...

Warm Jupiters are rewriting the rules of planet formation - showing eccentric orbits that stay strangely aligned with their ...

Some of the most promising places to look for extraterrestrials have remained, so far, mostly hidden from astronomers. Now a game-changing instrument called NIRPS (Near-Infrared Planet Searcher) is ...

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

NEW YORK — A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Located about 120 light years away, the exoplanet appears to take an unusual ...