The launch takes place on a milestone date, marking 20 years since the STS-114 space shuttle mission took off from Kennedy Space Center Pad 39B. The launch of Discovery on the STS-114 mission on July 26, 2005, marked the return to flight for the space shuttle after the Columbia tragedy investigation.

Two NASA satellites rocketed into orbit from California aboard a SpaceX Falcon 9 rocket Wednesday, commencing a $170 million mission to study a phenomenon of space physics that has eluded researchers since the dawn of the Space Age.

The NASA TRACERS mission is set to launch on Wednesday atop a SpaceX Falcon 9 rocket after SpaceX postponed Tuesday's launch due to "airspace concerns."

See photos from the Starlink 10-26 mission, which launched 5:01 a.m. July 26 from Cape Canaveral Space Force Station.

Athena EPIC is poised to serve as a pathfinder for space startup NovaWurks and its sensorcraft architecture, demonstrating a more innovative method for placing remote sensing instruments into orbit faster and more affordably. This approach enables the opportunity to learn from commercial best practices and implement an “all-of-government” approach.

Along with launching two NASA probes, the SpaceX Falcon 9 rocket carried five other satellites into orbit with goals ranging from basic science to technology development.

Looking for something to do this weekend? Arizonans could catch the first Starlink satellite launch in more than a week from neighboring California.

SpaceX Falcon 9 rocket will launch from Vandenberg in California on a NASA mission. Where are some spots to watch liftoff? Will there be a sonic boom?

Now that SpaceX CEO Elon Musk and president Donald Trump are no longer seeing eye to eye, the White House is struggling to undercut the richest man in the world's influence in Washington, DC. As the Wall Street Journal reports,