Two continent-sized structures deep inside Earth may contain remnants of Theia, the ancient planet thought to have collided ...

Earth disappearing behind the tiny moon Phobos. Seen from nearly 195 million miles away, our planet was reduced to a single point of light before briefly vanishing behind Phobos. The rare alignment ...

A University of Portsmouth study suggests rocky planet building blocks may have formed just 100 million years after the Big Bang from the debris of the first stars.

The search for life beyond Earth has marked a new discovery — evidence of an atmosphere on an Earth-like planet beyond our Solar System with modelling suggesting it may be a water world.

Astronomers have discovered more than 6,200 exoplanets since the first ones were found in the 1990s.

Researchers have discovered an atmosphere around a distant, rocky exoplanet named LHS 1140b. The planet is located in its star's "habitable zone," a distance where conditions could allow for liquid ...

Artwork: The red tinge illustrates an atmosphere around a rocky planet orbting a red star Researchers have found the first atmosphere surrounding an Earth-like, rocky planet orbiting within the ...

Scientists made a first-of-its-kind discovery: key ingredients for life detected on a habitable-zone planet, upending ...

The discovery of an Earth-like planet 4,000 light years away in the Milky Way galaxy provides a preview of one possible fate for our planet billions of years in the future, when the sun has turned ...

An international team has made a significant breakthrough in understanding the tectonic evolution of terrestrial planets. Using advanced numerical models, the team systematically classified for the ...

Even when Earth was locked in its most extreme deep freeze, the planet’s climate may not have been as silent and still as once believed. New research from ancient Scottish rocks reveals that during ...