WASHINGTON (Reuters) -NASA has tapped startup Katalyst to save a $500 million orbiting observatory from falling into Earth's atmosphere by launching a spacecraft meant to push it farther in space, a ...

NASA researchers identify optimal infrared wavelength for detecting carbon dioxide and methane on exoplanets, guiding the Habitable Worlds Observatory’s design and sensor specifications.

Our planet is surrounded by a halo of ultraviolet light invisible to the naked eye, a celestial phenomenon that scientists have been trying to understand for over half a century. This enigmatic glow, ...

A new NASA-led study shows that the increasing number of satellites in low-Earth orbit could ruin up to 96% of images from some orbiting telescopes and space observatories. “The urgency starts in the ...

Pew pew pew.

Commercial satellites in orbit, which are largely owned by Elon Musk's SpaceX, are blocking images of the cosmos taken from both the ground and in space. A study released by Nature earlier this month ...

Behold the golden-orange horizon over Kitt Peak National Observatory, a fiery twilight moment where day bows out and the stars prepare their grand entrance. Captured by NOIRLab, this sunset reveals ...

John Ventre holds up a slice of a partially translucent meteorite from his collection at the Cincinnati Observatory. Space is dirty. Filthy. It's littered with asteroids, and rocks, and dust. Some of ...

In 1974, the Arecibo Observatory made history by beaming the most powerful radio message into deep space ever made. The famous Arecibo Message was designed by the AO 74's staff, led by Frank Drake, ...