Five planets are retrograde in summer 2025: Pluto, Neptune, Saturn, Mercury and Uranus. Astrologically, that means in for a ...

4 tiny, Earth-like planets found circling 2nd-closest star system to us — and could be visited by future human generations. Story by Harry Baker • 3mo. A quartet of Earth-like worlds, ...

Volcanic planets with static crusts, called Ignan Earths, can maintain liquid oceans and temperate climates favorable to life.

The planet’s rotation fluctuates as it travels around the sun, and measurements suggest we’re losing more than a millisecond ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...

Scientists created a simulation showing that early Earth still retained chemical traces of its igneous youth, 4.5 billion years ago.

WASHINGTON, June 25 (Reuters) - In addition to providing a trove of information about the early universe, the James Webb ...