Infrared light, unlike visible light, can penetrate interstellar dust clouds, allowing astronomers to observe celestial objects obscured in the visible spectrum, such as the galactic center and the ...

"Astronomers have been studying the heavens for thousands of years, but until recently much of the cosmos has been invisible to the human eye. Launched in 2003, the Spitzer Space Telescope has brought ...

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 telescope 'time machine' will deliver 13.5 billion years of cosmic history. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The newest deep ...

Five Year of NASA's James Webb Space Telescope NASA's James Webb Space Telescope was launched nearly five years ago, and the ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The best infrared eye in the universe has closed, and scientists will need to wait at least a ...

At the dawn of the universe, there was only hydrogen and helium. These elements made up all the galaxies and all the stars. But stars fuse hydrogen and helium into heavier elements, and large stars ...

How do you spot 2,500 hidden galaxies within an area of sky already thoroughly searched by Hubble for more than a decade? The James Webb Space Telescope’s new MIRI Deep Imaging Survey has precisely ...

Low helped drive the advance of infrared astronomy with his enthusiasm and an intuitive knack for solving technical problems, said George H. Rieke, a longtime associate at the UA. Along with Gerry ...

A NASA mission that was retired in 2022 has helped scientists detect water on the surface of two asteroids. Researchers from the Southwest Research Institute were able to use data from the retired ...

Editor’s Note (1/21/20): On January 30, 2020, spacecraft controllers will transmit the final shutdown commands to NASA’s Spitzer Space Telescope, bringing the observatory’s 16-year mission to a close.