Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

Nasa has been working on a range of technologies for astronauts to travel to and from Mars, which would take three years.

From 10% mortgage rates to off-planet loans, these scenarios face long odds — but they may not be as far-fetched as they seem ...

A suite of NASA scientific investigations and technology demonstrations is on its way to our nearest celestial neighbor aboard a commercial spacecraft, where they will provide insights into the Moon’s ...