In the darkness of Mercury’s long night, astronomers have detected a faint sodium glow trailing millions of kilometers behind ...

NASA's MESSENGER mission came to an end when the spacecraft intentionally crashed into the surface of Mercury. MESSENGER was ...

Earth has four seasons, but do other planets in our solar system also have hot summer days and cold winter nights?

NASA researchers suggest a surprising discovery on planet Mercury: a diamond layer approximately 10 miles thick, adding to ...

Though astronomers have known about the threat posed by near-Earth objects since the 1970s, efforts to catalogue potentially ...

New data from the James Webb Space Telescope suggests a planet in a faraway solar system was consumed by a star by hurling ...

The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

The planet is "crumbling to pieces," shedding the equivalent of Mount Everest’s mass every 30.5-hour orbit and will be completely evaporated in one to two million years, astronomers said.

Astronomers from the Massachusetts Institute of Technology (MIT) have made an unusual discovery, finding a planet which is in the process of disintegrating. And as it decays, it is leaving behind a ...

A rare and dramatic scene unfolds 140 light-years from Earth. A rocky planet, once whole, is now crumbling to dust under the ...

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

The planet, recently renamed BD+05 4868 Ab, is losing its outer layer piece by piece, with a comet-like trail of dust left ...