Defense giants and startups vie to create orbital defenses—even as the program’s czar concedes they may be unaffordable.

SpaceX's IPO is coming, but there are a few other space stocks worth consideration.

But Kennedy sold the space program instrumentally as well, in a more familiar politician’s register. Sometimes he used the strategic language of the Cold War, promising to achieve “a position of ...

As NASA’s Artemis program advances following its first crewed mission to the moon April 10, former astronaut Bonnie Dunbar ...

If the pending Artemis II mission is successful, it will not just send Americans around the moon and back for the first time in more than half a century—it will send them further than any human being ...

NASA announced ambitious long-range plans Tuesday to spend $20 billion over the next seven years to build a moon base near the lunar south pole featuring habitats, pressurized rovers and nuclear power ...

Sixteen years and billions of dollars later, the Pentagon just canceled its long-delayed next-gen GPS control system after ...

The Artemis II mission is a triumph of the American spirit — and a testament to California’s enduring leadership in the US space program. Californians played a key role in every aspect of of the ...

Decades ago, there was an Apollo Generation of children who came of age during the era of the lunar landing. NASA hopes to ...

Now entering its fifth season last month, " For All Mankind 's" alt-history hit has presented a very different timeline where ...

Almost seven decades of humans in space, plus over 25 years of continuous habitation, have shown us how incredibly adaptable ...