Longtime NASA astronaut Don Pettit is set to return from his fourth trip to space on Saturday night. Here are some of his ...

Starlink satellites were deployed by SpaceX. Watch multiple views captured by cameras aboard the Falcon 9 rocket second stage ...

To best see the Lyrid meteor shower, Griffith Observatory's director suggests heading to the mountains or desert to get away ...

Take a breathtaking drone tour of Columbus' historic railroad bridges and the bustling Buckeye and Parsons Yards. This aerial ...