What if our understanding of Uranus and Neptune's compositions have been wrong, specifically regarding their classifications ...

A mysterious space object named 2023 KQ14, nicknamed “Ammonite,” challenges theories about the mysterious and possible Planet ...

A new NASA-backed study—relying on data from the Clouds and the Earth’s Radiant Energy System (CERES) satellite—suggests that ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

JWST's detection of phosphine on a brown dwarf, also known as a "failed star," could have repercussions for the claimed detection of the molecule on Venus.

Combing through 20 years of images from the European Space Agency’s Mars Express and ExoMars Trace Gas Orbiter spacecraft, scientists have tracked 1039 tornado-like whirlwinds to reveal how dust is ...

A study led by Howard Chen looks to explain what NASA space telescopes are missing in the search for life beyond Earth.

A recent study introduces the idea of Planet Y, a theoretical world that could explain strange gravitational behavior beyond ...

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity ...

New research suggests that planets outside our solar system contain far less surface water than scientists once believed.

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...