Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these ...

Anyone hungry for the icy crunch of a Pluto -like body? No? Well, one nearby white dwarf is going all in on a Pluto-esque ...

Astronomers using the Hubble Space Telescope have uncovered the remains of a frozen, Pluto-like world being devoured by a distant white dwarf star.

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

NASA's Voyager 2 spacecraft captured dark streaks produced by geysers visible on the icy surface of Triton's south polar ...

NASA says its Hubble Space Telescope has captured evidence of a white dwarf star consuming the remnants of a Pluto-like object - a scenario that may predict what will happen to planets in our own ...

For the first time, astronomers have observed something like a Pluto colliding with a white dwarf, the shriveled corpse of a medium-size star. NASA's Hubble Space Telescope made the discovery by ...

Astronomers have yet to find irrefutable proof for any natural satellites of exoplanets—so-called exomoons—but as ...

These starless worlds are difficult to find and study, but this particular one is teaching us new lessons about the universe.