Stranger worlds to come
There's still more to explore after Pluto.
Confirming hints picked up by the Hubble just a few years ago.
The James Webb Space Telescope has an ever-expanding timeline—and projected cost.
I is for interstellar.
The early solar system was a wild, world-destroying place.
This summer, the mission may get funding to travel to a mysterious rock at the edge of the solar system
With no plans for future upgrades, the telescope faces a fiery end
A Gallery Of Photos Curated By The Person Who Made Most Of Them
A gallery of photos, visualizations, and other pictures of outer space.
Introducing the High-Definition Space Telescope
Kepler and Dawn guzzled through their precious gas for similar reasons.
The telescope began work 26 years ago today, but getting there wasn't so easy
Otherworldly desktop backgrounds.
Now it's ready for the final tests before launch in 2018
A lack of personnel makes the problem more precarious.
300 times the coverage!
The spectacular scope launches in 2019.
A beautiful new image of the aptly named Bubble Nebula
A rare galaxy formation gives glimpses into the early universe
An excerpt from Spaceman, a memoir by astronaut Mike Massimino
Spaceman documents Mike Massimino's unlikely journey from fire inspector's son to elite astronaut
Happy birthday to the best space telescope ever! Love, PopSci.