WASHINGTON (Reuters) - They are the most common type of planet observed in our Milky Way galaxy - two to three times the diameter of Earth but smaller than Neptune, and orbiting closer to their stars ...

Researchers present strong evidence for a planet circling two brown dwarfs on a near polar path. The orbit is tilted almost ...

In a remarkable discovery, astronomers have unearthed a six-planet system orbiting the star HD 110067, where the celestial ...

(CNN) — Astronomers have detected an exoplanet with a highly oblong orbit that experiences wild temperature swings — and it may be transitioning into another type of world. The exoplanet, named TIC ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Astronomers have discovered six planets orbiting a bright star in perfect resonance. The star system, 100 light-years from Earth, was described this month in a paper published in the journal Nature.

A study led by researchers from the European Space Agency has discovered a six-planet solar system about 100 light-years away from Earth. These planets, they say, have a "rhythmic beat" as the planets ...

"This successful test marks a major step forward in the development of future satellite control systems." For the first time, ...

Nearby planets can affect how one planet 'wobbles' on its spin axis, which contributes to seasons. Mark Garlick/Science Photo Library via Getty Images Spring, summer, fall and winter – the seasons on ...