But the end is fast approaching.
The James Webb Space Telescope has an ever-expanding timeline—and projected cost.
It defied the odds to discover thousands of planets.
Like, can we even do that?
Naming new worlds is a confusing mess
You can't see it—but Hubble can.
Orbits are getting a bit less mysterious.
Should we go? Can we afford to go? All this, and more.
The closest potentially habitable planet has an intriguing interior
The right kind of chemistry can lead to some strange sorts of worlds.
And you thought this summer was hot
Excerpt: A Book of the Moon
A new study shows us why we may want to rethink how we search for extraterrestrial life.
Planets are basically just giant dust bunnies.
It's close, but you won't want to visit.
New research provides some clues about our solar system's most mysterious planet.
A sky full of super-Earths
New high-res images from New Horizons reveal a very blobby space rock.
A 'Forbidden planet' defies odds and thrives under inhospitable conditions.
It could be the largest moon we've ever seen
It has to do with a surprisingly hazy atmosphere.
Life needs a stable climate.
Scientists directly imaged two embryonic exoplanets 370 light-years away.
But our days of massive exoplanet dumps may be numbered.