SpaceX, led by Elon Musk, is gearing up for one of its most daring missions yet: sending its Starship rocket to Mars as early ...

You reach for a tissue from a brand-new box, expecting a smooth, elegant pull. Instead, nothing budges. That first tissue is glued to the second like a child clinging to its mother’s leg on the first ...

Curiosity rover cracked open a Martian rock, revealing a sight never before seen on Mars - a dazzling display of yellow ...

From its perch in the foothills of the 3.4-mile-high mountain, you can see over an expanse of plains, called Aeolis Palus, ...

Firefly Aerospace’s successful moon lander has yielded a trove of data that scientists will pore over for years.

The Odysseus spacecraft made a rough landing on the moon last year, toppling over and rendering much of its equipment ...

Mr. Irving is an investigative journalist who has covered aviation and aerospace for more than 30 years.

Solar panels are next to useless in the outer solar system, so NASA’s Voyager probes rely on nuclear batteries—technology ...