CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar ...

After decades of silence, NASA is refocusing on Venus with two new missions. Scientists aim to understand how a planet that may have once hosted oceans turned into a model of climate collapse.

Astronomers have detected a massive, Ultra-Hot Jupiter that’s getting dangerously close to its star. It’s more massive than Jupiter and orbits its star more quickly than Mercury orbits the Sun. There ...

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.

Two meteorites found in the Sahara in 2023 might be from Mercury, a study suggests, but doubts remain due to how little is known about the planet closest to the sun.

A young planet named HIP 67522 causes violent eruptions on its star, dramatically accelerating the loss of its own atmosphere ...

NASA confirms the existence of TOI‑1846 b, a nearby hot super-Earth that could contain water, initially observed by NASA's ...

Here's when to watch tonight's buck moon illusion rise in Capricorn and what it means as we near the Mercury Retrograde ...