I is for interstellar.
Confirming hints picked up by the Hubble just a few years ago.
James Webb is now slated for a 2021 launch—only a bajillion years late.
There's still more to explore after Pluto.
The James Webb Space Telescope has an ever-expanding timeline—and projected cost.
Yesterday's Antares failure was not exactly unprecedented.
This summer, the mission may get funding to travel to a mysterious rock at the edge of the solar system
Cyborgs, and interstellar probes, and AI.
Andromeda in high-def
With an icy heart.
Introducing the High-Definition Space Telescope
The top 7 explanations for the star's weird behavior, ranked roughly in order of plausibility
Despite what Harvard scientists say.
Spaceman documents Mike Massimino's unlikely journey from fire inspector's son to elite astronaut
You can't see it—but Hubble can.
The ability to gather more information means we'll spend more time sifting through it.
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
Stranger worlds to come
Mirror, mirror, in the clean room
But more importantly, we know a bit more about why the galaxy is the way it is.
Almost nothing like it has ever been observed on the red planet before
A gallery of photos, visualizations, and other pictures of outer space.
Now it's ready for the final tests before launch in 2018