Scientists detected the first long-predicted gravitational wave in 2015, and since then, researchers have been hungering for better detectors. But…
Planetary nebula are some of nature's most stunning visual displays. The name is confusing since they're the remains of stars,…
Untangling what happened in our Solar System tens or hundreds of millions of years ago is challenging. Millions of objects…
The dwarf planet Ceres has some permanently dark craters that hold ice. Astronomers thought the ice was ancient when they…
NASA is in the business of launching things into orbit. But what goes up must come down, and if whatever…
You had to be in the right part of North America to get a great view of the recent solar…
Astronomers have found the largest stellar mass black hole in the Milky Way so far. At 33 solar masses, it…
The Milky Way is ancient and massive, a collection of hundreds of billions of stars, some dating back to the…
After a journey lasting about two billion years, photons from an extremely energetic gamma-ray burst (GRB) struck the sensors on…
Most satellites share the same fate at the end of their lives. Their orbits decay, and eventually, they plunge through…