Without enough liquid water on the surface, a planet's atmosphere can become choked with carbon dioxide, raising temperatures ...

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

A key method of forming planets finally has observational evidence, thanks to a network of radio telescopes in the U.K. that ...

New research from University of California, Irvine suggests over 200 known exoplanets may be significantly larger than ...

Scientists have found that Uranus is emitting its own internal heat — even more than it receives from sunlight — and this ...

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 ...

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

Astronomers discover a new strategy for detecting exoplanets: look for aligned binary stars that reveal hidden worlds more ...

Though our solar system and the movement of its planets appear relatively sedate, there are many things that could upset the ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

The man — whose identity has not yet been released — entered the Fountain of the Planets around 10 a.m., according to police.