Yet despite the drumbeat of evidence, we still know of just one planet in the cosmos with life — the one you’re standing on.

Volcanoes are fascinating natural wonders that have both awed and frightened humans for centuries. But could these fiery ...

Astronomers have discovered an Earth-size planet orbiting an ultracool red dwarf ... by the Search for habitable Planets Eclipsing Ultra-cool Stars (SPECULOOS) project located at the Paranal ...

A newly found super-Earth could help provide answers as to why there are hardly any planets twice the diameter of Earth.

The Earth needs to chill and showering it in ... too quickly may prove ineffective at scattering enough sunlight to cool the planet sufficiently," and those that "clump too easily could trap ...

Earth is our home planet, and it's the only place in the universe where we know for certain that life exists. Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished ...

A distinctive blue and green image of Earth reveals our planet's most remarkable features. At 4.54 billion years old, our home world is a venerable object. But it was only with the arrival of the ...