Learn more about L 98‑59 d, an exoplanet 35 light‑years away with a deep global magma ocean ...

Journey to Sedna, a distant red dwarf planet with an 11,400-year orbit. Explore its icy surface, enigmatic orbit, and ...

NASA chief Jared Issacman appears to be among those who support Pluto being reclassified as a planet. Could President Trump ...

For decades, astronomers have struggled to differentiate giant planets from brown dwarfs, a class of objects more massive ...

Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action ...

The Solar System is a weird place filled with incredible physics and geological oddities that often break down in human terms ...

As the number of exoplanets we've discovered increases, the question about life existing somewhere other than the Earth ...

Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

Discovered in 1930 at the Lowell Observatory, Pluto was demoted as a planet in 2006. Some want President Trump to take action ...

Astronomers have discovered a bizarre exoplanet slightly larger than Earth, covered by a vast magma ocean and wrapped in a ...

Because contemplating the vast, never-ending universe now feels infinitely more manageable than reading another update about ...