The Terra Hunting Experiment will track the wobbles of dozens of stars nightly for years in the most focused hunt yet for an ...

A new research paper, published in the Science Advances journal, has postulated that rocky planets like ours may be far more ...

All seven roughly match the size and mass of our own planet and are almost certainly rocky. Researchers announced Wednesday the stunning discovery of seven Earth-like planets orbiting a small star in ...

Rocky planets like our Earth may be far more common than previously thought, according to new research published in the ...

In a discovery that's fit for a movie, Northwestern University astronomers have directly imaged a Tatooine-like exoplanet, orbiting two suns. While obtaining an image of a planet beyond our solar ...

Temperatures on the planet could make water theoretically possible. Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named TRAPPIST-1 e, ...

You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth still only has one true natural satellite — our 2,159-mile-wide moon ...