WASP-121b, an already unusual planet, might have a remote origin that explains some of its peculiar properties—from iron rain ...

A team of astronomers led by the Center for Astrophysics | Harvard & Smithsonian has discovered a rare object far beyond ...

NASA has detected a mysterious signal coming from a distant super-Earth called TOI-1846 b, a planet nearly twice Earth's size ...

Beyond their scientific value, these tiny satellites may also hold commercial potential. Because they briefly orbit close to ...

Macquarie University astronomers have tracked an extreme planet's orbital decay, confirming it is spiraling toward its star in a cosmic death dance that could end in three possible ways.

There's a broad consensus in the scientific community that a follow-up mission to Pluto should be an orbiter, and not a ...

A new study published in Geophysical Research Letterssheds light on the mysterious internal heat of Uranus, solving a ...

Some planets seem to defy established rules. This is the case for hot Jupiters orbiting extremely close to their stars... in binary systems where two stars coexist. A new study proposes ...

Researchers suspect that two meteorites found in the Sahara Desert in 2023 may originally have come from Mercury, which would ...

CAPE CANAVERAL, Fla. (AP) — The International Space Station’s first visitors from India, Poland and Hungary headed back to ...

NASA’s New Horizons spacecraft has been used to demonstrate simple interstellar navigation by measuring the parallax of just ...