It’s a cosmic puzzle piece that doesn’t seem to belong to any known set. We all know the Moon has a side that always faces away from us, but it turns out that far side might be hiding something ...

Bill McKinnon shares his story of a career spent studying the geology and geophysics of icy worlds beyond our own. McKinnon, ...

NASA officials respond to reports claiming an exoplanet-hunting balloon crashed in Texas, with the project’s lead scientist explaining what really happened.

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for ...

The James Webb Space Telescope has changed the game for planet hunters. Recent readings found what look like the first clues ...

An orb with twin suns, a star twice as old as our sun... see how new finds with surprising parallels in fiction are rewriting our understanding of the universe.

Humans are finally building the technology that could tell us where to look, when to look, and what signs to watch for. What might we find? Why does it matter?

A new study conducted with data from the Cassini spacecraft shows that Saturn's moon Enceladus has the right ingredients for ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

The moon's influence is huge, both for human civilization and life as a whole. Its destruction would have catastrophic ...

About 4. 6 billion years ago, the Solar System formed from a cloud of dust and gas collapsing in on itself due to gravity.

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...