But more importantly, we know a bit more about why the galaxy is the way it is.
James Webb is now slated for a 2021 launch—only a bajillion years late.
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.
There's still more to explore after Pluto.
This summer, the mission may get funding to travel to a mysterious rock at the edge of the solar system
Stranger worlds to come
An excerpt from Spaceman, a memoir by astronaut Mike Massimino
The ability to gather more information means we'll spend more time sifting through it.
A Gallery Of Photos Curated By The Person Who Made Most Of Them
Now it's ready for the final tests before launch in 2018
The telescope began work 26 years ago today, but getting there wasn't so easy
Otherworldly desktop backgrounds.
A lack of personnel makes the problem more precarious.
This year's missions to the outer solar system are set to shake up the planetary family tree
A rare galaxy formation gives glimpses into the early universe
Spaceman documents Mike Massimino's unlikely journey from fire inspector's son to elite astronaut
Megapixels: Binary stars are at the heart of this celestial crustacean.
You can't see it—but Hubble can.
It contains a whopping 665 million pixels.
Hubble Telescope will investigate further
New Horizons scientist Leslie Young discusses what to expect from the flyby on Tuesday, and the 28-year wait leading up to it
See this interstellar blood bath in all its glory detail.