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 ...

NASA has found fewer than a third of the near-Earth asteroids large enough to destroy a city, and the agency’s best tool for ...

NASA’s SPHEREx mission observed infrared emissions from interstellar comet 3I/ATLAS, documenting changes in dust, gas, and ...

NASA’s SPHEREx telescope spotted interstellar visitor comet 3I/ATLAS flaring up while exiting the solar system. Scientists explain what caused it.

In 2014, a NASA telescope observed that the infrared light emitted by a massive star in the Andromeda galaxy gradually grew brighter. The star glowed more intensely with infrared light for around ...

NASA's EMIT sensor allows scientists to identify, track, and quantify various properties in the planet's dusty regions — and not just minerals.

NASA's Aqua satellite passed over Typhoon Fanapi on Sept. 17 at 04:45 UTC (12:45 a.m. EDT) and captured this infrared image of its cold cloudtop temperatures. The coldest cloud tops were as cold as ...

The James Webb Space Telescope has delivered new evidence that sheds light on what scientists know about black holes. Launched more than four years ago, the infrared observatory, and successor to the ...