But the end is fast approaching.
The James Webb Space Telescope has an ever-expanding timeline—and projected cost.
The spectacular scope launches in 2019.
Like, can we even do that?
It has to do with a surprisingly hazy atmosphere.
It defied the odds to discover thousands of planets.
Naming new worlds is a confusing mess
It's close, but you won't want to visit.
The right kind of chemistry can lead to some strange sorts of worlds.
The closest potentially habitable planet has an intriguing interior
A sky full of super-Earths
You can't see it—but Hubble can.
And you thought this summer was hot
Orbits are getting a bit less mysterious.
A 'Forbidden planet' defies odds and thrives under inhospitable conditions.
Should we go? Can we afford to go? All this, and more.
Excerpt: A Book of the Moon
It could be the largest moon we've ever seen
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.
A new study shows us why we may want to rethink how we search for extraterrestrial life.
Don't call it 'Arrakis'
What is going on with my moon?