It is 20 years ago this year that Europe, in collaboration with the United States, launched the first infrared observatory into space. Its infrared powers revealed a secret universe that, to this day, ...

The James Webb Space Telescope has taken its first look at black holes secretly snacking on stars within dusty galaxies. JWST’s ability to pick up detailed infrared signals lets it peer past the dust ...

When the universe was barely one billion years old, galaxies were already stringing themselves along vast filaments of matter ...

The space-based observatory will scan the cosmos in 102 colors we can't see to unlock the secret history of the universe. Using two infrared space telescopes and a 23-year gap, scientists may have ...

For nearly a decade, thousands of volunteers with no professional astronomy credentials have been staring at grainy infrared ...

NASA is pulling the plug on one of its great observatories -- the Spitzer Space Telescope -- after 16 years of scanning the universe with infrared eyes. The end comes Thursday when ground controllers ...

In recent decades, we've learned huge amounts about the universe and its history. The rapidly developing technology of telescopes—both on Earth and in space—has been a key part of this process, and ...

A Cornell University-led team operating the Infrared Spectrograph (IRS), the largest of the three main instruments on NASA’s Spitzer Space Telescope, has discovered a mysterious population of distant ...

When you look at the night sky, do you ever wonder what's going on out there? On a clear night with a dark sky, if moonlight doesn't wash it out, sometimes you can see the arc of the Milky Way. The ...