Back in 2020, a planet was believed to have been swallowed by a star becoming a red giant, the latest findings by NASA’a ...

The Habitable Exoplanet Observatory (HabEx) telescope was one of several proposal that were incorporated into the Habitable ...

It will be the first time a Space Force craft is refueled in orbit. Such a fuel shuttle could keep missions in space longer ...

NASA’s James Webb Space Telescope provided a closer look at the aftermath of a star that wreaked violence on its planet ...

Meet the author: Dr. Phil Plait is an astronomer, author, and science communicator with a PhD in astronomy at the University of Virginia. He has written four books on astronomy and consulted on space ...

It was a beautiful summer evening in Western Colorado. The Sun had just set and our bright sister planet was just starting to ...

Planets are eaten by dying stars as they turn into red giants and expand. Earth will be eaten by the sun in billions of years ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky this week.

It is the source of all the water on Earth, and NASA recently discovered it. New discovery identifies the billion-year-old source of Earth’s water.