NASA is confirming divers from The History Channel have discovered a large pieces of debris on the ocean floor that came from the Space Shuttle Challenger disaster 36 years ago.

"It is called a supermoon because this is a very noticeable alignment," Dr. James Garvin, chief scientist at NASA's Goddard Space Flight Center, said in a statement accompanying a new video on the topic. "The 'super' in supermoon is really just the appearance of being closer."

For the best view, ...

In the early hours of May 17, 2011 a beautiful filament erupted from the Sun and sent a cloud of plasma into space. This Coronal Mass Ejection was not aimed at Earth but most likely will interact with Earth's magnetic field two days later, creating some of these beautiful auroras. The second segment...

The prospect of space travel will feel much different after the Inspiration4 mission—the first orbital mission with an all-civilian crew—launches this fall. Once that happens, the history of human spaceflight will instantly be divided into two eras. There will have been the six decades after the fir

Soyuz,a Russian spacecraft carrying a three-man crew blasted off Friday from a launch pad in the steppes of Kazakhstan, for the first time taking a shorter path to the International Space Station. Instead of the two-day approach maneuver used by Soyuz spacecraft in the past, this journey to the stat...

How big can they get? What's the largest so far detected? Where does an 18 billion solar mass black hole hide? We've never seen them directly, yet we know they are there. Lurking within dense star clusters or wandering the dust lanes of the galaxy. Where they prey on stars. Or swallow planets whole....

A look at the James Webb Space Telescope, its mission and the incredible technological challenge this mission presents. The Webb is now in the final stages of testing in the U.S. before being shipped to French Guiana ahead of its expected launch from there at the end of October, 2021.

The Alpha Magnetic Spectrometer, a particle physics detector that could unlock mysteries about dark matter and other cosmic radiation, is installed outside the International Space Station.

Shapeways opens up 3D printing to the masses, allowing us to design and share our ideas as well as realize them as physical objects.

First Photo of a Black Hole May Be Revealed. Here’s How to Follow the Announcement. Astronomers at last may have captured images of the darkest entities in the cosmos. April 11, 2019 LIVE Press Conference.