Astronomers have identified a vast, cotton-candy–light “super‑puff” world that loops around its star in a wildly misaligned ...
Forty light-years away, seven Earth-sized planets orbit around a dim red dwarf star in one of the most tightly packed ...
On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...
How did hot Jupiters end up orbiting so close to their stars, thus earning their moniker? This is what a recent study ...
New simulations examine whether the seven planets in the TRAPPIST-1 system could host moons, showing that only small, close-orbiting moons could remain stable over long periods ...