Planets, like those in our solar system, form in a bottom-up process where small bits of rock and ice clump together and grow larger over time. But the heftier the planet, the harder it is to explain ...

Far beyond the reach of any spacecraft, a distant world glows with heat so intense that rock itself turns to vapor. In that ...

Add Yahoo as a preferred source to see more of our stories on Google. This artist’s illustration provided by the European Southern Observatory shows an exoplanet orbiting around two brown dwarfs, ...

For centuries, astronomers have sought to understand the formation and evolution of the solar system and the dynamics that govern it. In particular, there is the long-standing question of whether or ...

Exoplanet WASP-189b has revealed a direct chemical link between stars and planets, giving scientists new insight into how ...

Nearly 4.5 million years ago, two enormous, blazing stars swung close to the solar system. They did not touch the sun, but they came close enough to leave a permanent mark on the thin mist of gas that ...

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close by. Nearly 4.4 million years ago, they swept past at a distance of only ...

A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Subscribe to read this story ad-free Get unlimited access to ad-free articles and ...

CINCINNATI (WKRC) - Astronomers have made a groundbreaking discovery, revealing the existence of "cosmic tunnels" that connect our solar system to other stars. Using data from the eRosita X-ray ...

A team of astronomers from the University of Montreal has discovered a new potentially habitable exoplanet orbiting the red dwarf star L 98-59, 35 light-years from Earth. This discovery means there ...

A new "Tatooine-like" planet outside the solar system may orbit two failed stars, scientists reported Wednesday.Related video above: The dark energy pushing our universe apart may not be what it seems ...

This artist’s illustration provided by the European Southern Observatory shows an exoplanet orbiting around two brown dwarfs, celestial objects that are lighter than stars, but heavier than gas giant ...