A comet visiting from the most distant parts of our solar system is putting on a spectacular nighttime display.

Technicians recently finished applying more than 180 blocks of ablative material to the heat shield for the Orion spacecraft.

What drives Perseverance's mission and what will it do at the Red Planet? Here are seven things to know.

The Expedition 63 crew readied a pair of tiny satellites for deployment and finished packing a Russian cargo craft for departure.

Psyche, the NASA mission to explore a metal-rock asteroid of the same name, recently passed a crucial milestone.

NASA's InSight lander has been using its robotic arm to help the heat probe known as the "mole" burrow into Mars.

A device called SHERLOC will help the next Mars rover detect chemicals linked to the existence of life.

The competition will help advance the design of a mechanical rover to explore the surface of Venus.

A Russian cargo craft is due to depart the space station in the middle of the week after seven months on orbit.

NASA's Curiosity Mars rover has started a road trip that will continue through the summer across roughly a mile (1.6 kilometers) of terrain.

The number of illegal gold mines in the Amazon is increasing so fast that activists have turned to satellite imagery to identify them.

The spiral pattern shown by the galaxy in this image from Hubble is striking because of its delicate, feathery nature.