NASA astronaut Butch Wilmore has captured an image of a blue jet sprite in the Earth's atmosphere, a rare phenomenon only confirmed in recent years. Astronaut and keen astrophotographer Don Pettit ...

This group of 90-year-olds were tired of being lonely, so they started a podcast ...

Six tourists shot into the edge of space and became astronauts early Sunday following a nearly two-year layoff after a previous failed uncrewed test flight by the space exploration company Blue ...