Tucked away in Santa Margarita, the Plain National Monument is a serene, otherworldly escape that remains one of the state’s ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. In a Friday ...

Stare into the heart of our galaxy – the Milky Way, filled with billions of stars and mysterious deep-space wonders.

Two NASA astronauts will perform the year's first spacewalk today (Jan. 16), and you can watch the action live. Nick Hague and Suni Williams are scheduled to venture outside the International ...

As the Trump administration returns to power, NASA faces a crossroads that could redefine its mission for decades to come. As the new Trump administration takes the reins in the White House ...

Carnegie Science and NASA are celebrating this centennial at the 245th meeting of the American Astronomical Society in Washington, D.C. The seemingly inauspicious star, simply named V1 ...

NASA recently released images of the Andromeda galaxy, an "enticing empire of stars" that can be seen with the naked eye if weather conditions are just right. About 100 years after astronomer ...

In the years following the launch of NASA's Hubble Space Telescope ... galaxy that may have interacted with Andromeda in the past. Computer simulations suggest that when a close encounter with ...