The closure of NASA's largest research library at Goddard Space Flight Center represents a deliberate attack on scientific ...

"One thing popped out as clear as anything, this previously unknown 'bar' of ionized iron atoms, in the middle of the ...

The James Webb Space Telescope has delivered its clearest view yet of a supermassive black hole's immediate surroundings, ...

The discovery reminds us just how little we really know about our galaxy In A Nutshell The Mystery: Evidence suggests dust is ...

The Ring Nebula, a stunning celestial structure residing in our neighborhood of the Milky Way galaxy, was discovered by ...

An astronaut photographs a mesmerizing sequence of Starlink satellites in orbit. As Trump zeroes in on Greenland, Texas Sen.

One of the most stubborn issues in cosmology today concerns the universe's rate of expansion. Scientists know it's expanding, ...

Mars today is a frozen, dusty desert. But if you look deep inside Valles Marineris, the largest canyon system on Mars and in ...

I have been writing about the Giant Magellan Telescope for a long time. Nearly two decades ago, for example, I wrote that ...

Four of the planets, which are Mercury, Venus, Jupiter and Saturn, are bright enough to be spotted with the naked eye in ...