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Four astronauts are safely back on Earth after the first-ever medical evacuation of the International Space Station. A SpaceX Crew Dragon capsule carrying NASA’s Mike Fincke and Zena Cardman, Japan’s

SpaceX will launch its first national security mission of the year tonight (Jan. 16), and you can watch the action live. A Falcon 9 rocket is scheduled to lift off

Stars don’t start out fully formed. Instead, they begin when clouds of diffuse gas and dust clump together, becoming denser than their surroundings. Gravity does the rest, pulling material inward

China is getting close to launching a large space telescope to orbit along with its Tiangong space station, and scientists have just completed a full observation simulation in preparation. The

Sometimes, even the most familiar astronomical objects can hold surprises for researchers. Take the well-known Ring Nebula, which astronomers have now discovered harbors a mysterious “bar” of iron atoms. Also

Blue Origin just sent its latest batch of space tourists to the final frontier. The company, which was founded by Amazon’s Jeff Bezos, launched its New Shepard vehicle today (Jan.

A tremendously large cloud that blocked the light from a distant star has been found to consist of swirling winds of vaporized metal. Even more curious, the cloud appears to

Grab your telescope and join us tonight as we take you on a tour of three magnificent lunar craters named after pre-eminent astronomers and philosophers who helped shape our understanding

When the Undertones sang about “Teenage Kicks,” they could well have been inadvertently referring to the chaotic and violent “teenage” periods of planetary systems that are shaped by collisions between

Image 1 of 2 The Summer Triangle shines above Egypt’s Black Desert.(Image credit: Osama Fathi – Night Sky Watcher) The Summer Triangle shines above Egypt’s Black Desert.(Image credit: Osama Fathi