If it weren't for the new budget, New Horizons could keep exploring the outer reaches of the solar system into the 2030s.

WASP-121b, an already unusual planet, might have a remote origin that explains some of its peculiar properties—from iron rain ...

Revenge of the Savage Planet game director Alex Hutchinson talks strange new worlds and mocking corporate spaceflight.

Voyager 1 was launched in 1977, and after 49 years of travelling, it will reach a milestone in space that was once thought ...

A team of astronomers led by the Center for Astrophysics | Harvard & Smithsonian has discovered a rare object far beyond Neptune, from a class known as trans-Neptunian objects, that is moving in ...

New research shows that ice in space, once thought to be fully amorphous, may contain up to 25% tiny crystalline structures—altering theories on planet formation and the delivery of life’s building ...

What methods can astronomers use to identify exoplanets orbiting within a young exoplanetary system’s disc of dust and gas ...

Alone among known planets, Earth has vast oceans on its surface and its landmasses are marked with lakes and extensive river drainage systems. Water is the biosphere's lifeblood, and without it, Earth ...