NASA

A unique research project is using NASA high altitude aircraft and teams of ground-based citizen scientists to observe the eclipse.

Mars is seen as the next frontier in space exploration. But given the hostile environment on the red planet, is there a good reason why?

The Voyager 1 probe, the first human-made object to reach the space between stars, has suffered a serious problem that NASA experts are struggling to understand and repair.

A look at this week’s space headlines

NASA officials plan to take down the International Space Station at the end of 2030. They are collaborating with private industries, which will develop its replacement.

He piloted Apollo 16 and commanded the shuttle. But he may be best known for the mission he didn't fly: the ill-fated Apollo 13. And he worried late in life about the high cost of human space flight.

Rubio planned to spend six months at the International Space Station, but his stay was extended because of technical difficulties. He'll return with a record for longest spaceflight by an American.

NASA is releasing a new report from advisers on what it would take for the agency to study unidentified anomalous phenomena (also known as UFOs) scientifically.

The program represents a turning point in where NASA is heading and how it's getting there.

Two weeks ago, the Jet Propulsion Lab lost contact with the interstellar spacecraft after engineers mistakenly pointed its antenna away from Earth. On Friday, it responded and is operating normally.