If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

Using a powerful combination of space-based measurements and Subaru’s advanced imaging, astronomers have discovered two rare companions, one of which enables a key test for NASA’s Roman Space ...

There is a new method to detect and map spots on stars by "using observations from NASA missions of orbiting planets." ...

The Pandora Space Telescope will study 20 promising worlds that could host life ...

By Will Dunham WASHINGTON, Dec 8 (Reuters) - Scientists have observed the largest-known rotating structure in the cosmos - a ...

A NASA-led team is studying the construction of a railway in space for a pair of telescopes that will provide views of planet, star, and galaxy formation in unprecedented detail. The proposed Space ...

Scientists have finally confirmed a powerful coronal mass ejection from another star, using LOFAR radio data paired with ...

The European Space Agency (ESA) unveiled magnificent new images from its Euclid space telescope, representing the agency's first scientific discoveries from early observations. The project, which ...

There's a class of objects in the cosmos that are neither stars, nor are they quite planets. And with this new research, scientists have improved our understanding of these elusive free-floating ...

A thin shell of air wraps around Earth, stretching about 20 miles above the surface. This invisible veil is packed with tiny molecules that sustain life. Just beyond this fragile layer lies the ...

How a medieval Oxford friar used light and color to find out what stars and planets are made of ...

June is Dark Sky Month in Colorado, by proclamation of the governor. It’s a great reminder to look up and enjoy the night sky. Southeastern Colorado and Northern New Mexico have many places with ...