Add Yahoo as a preferred source to see more of our stories on Google. Some exoplanets, like the one shown in this illustration, may have atmospheres that could make them potentially suitable for life.

Here's a thought experiment that keeps planetary scientists awake at night. Strip every living thing from our planet, every bacterium, every blade of grass, every creature that has ever drawn breath ...

Astronomers have made a groundbreaking discovery that defies the conventional understanding of planetary formation in binary star systems. A planet orbiting in a retrograde direction—opposite to its ...

Astronomers have spotted an unusual 'inside-out' planetary system where a rocky world seems to have formed far beyond the realm typically reserved for gas giants.

An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how planets form. Across our galaxy, astronomers routinely observe a ...

What can rocky planets orbiting in the outer parts of a solar system teach scientists about planetary formation and evolution? This is what a recent study | Space ...

An “extra exceptional” Tatooine-like exoplanet, orbiting two suns, has been discovered. Astronomers say the “huge” new world is six times the size of Jupiter despite only forming 50 million years ...

An "extra exceptional" Tatooine-like exoplanet, orbiting two suns, has been discovered. Astronomers say the "huge" new world is six times the size of Jupiter despite only forming 50 million years ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Morgan Underwood, Rice University (THE CONVERSATION) When astronomers search for ...