Space station's 2 women prep for first all-female spacewalk

NASA astronauts Christina Koch and Jessica Meir will make "HERstory," as NASA is calling it, with the first all-female spacewalk. All four men aboard the International Space Station will remain inside, as Koch and Meir go out to replace a broken battery charger.

Planet-hunting NASA satellite captures a star being ripped apart by a black hole

For the first time, NASA’s planet-hunting Transiting Exoplanet Survey Satellite (TESS) was able to watch the “cataclysmic phenomenon” of a star being torn apart by a black hole from beginning to end. Using follow-up observations from telescopes, astronomers were able to capture unprecedented data about the star-destroying events known as tidal disruptions.

SpaceX launches Falcon 9 after weather delay

SpaceX successfully launched a Falcon 9 rocket from Cape Canaveral, Florida on Tuesday evening.  The launch was delayed by about 30 minutes due to inclement weather. 

What you didn't see during the first moon landing

Fifty years ago, the Apollo 11 crew spent four days in space. Then, when they finally reached the moon and sent the signals back to Earth, 600 million people couldn’t believe what they were seeing – live – on their television sets. And they could not even see some of the most interesting parts, until now.