A new study indicates that Mercury's core-mantle boundary (CMB) may possess a diamond layer that extends up to 18 kilometers ...

The astronomers spotted the planet using NASA's Transiting Exoplanet Survey Satellite (TESS), an MIT-led mission that ...

Mercury’s surface is scattered with graphite, a clear sign that its crust once floated atop a carbon-rich magma ocean. As the ...

Scientists have discovered a planet that is literally falling apart as it orbits its star. Located about 140 light-years from ...

Learn why the planet, BD+05 4868 Ab, is only the fourth such discovered and will disappear in one to two million years.

Astronomers have discovered one of the least habitable planets ever. This tiny world is being melted by its host star, ...

WASHINGTON (Reuters) -Astronomers have spotted a small rocky planet that orbits perilously close to its host star ...

We were doing the typical planet vetting, and I happened to spot this signal that appeared very unusual.” An orbiting ...

More stringent rules were scheduled to be enforced in 2027. Selected plants will now have two more years to comply.

"The extent of the tail is gargantuan, stretching up to 9 million kilometers [5.6 million miles] long," said MIT astronomer Marc Hon.