The agency gave a rosy update on Artemis III, a test flight for its goal to return humans to the moon, but experts say the timeline is ambitious.

Two Times tech reporters and their editor talk about assessing the sky-high valuation of the rocket and satellite maker, the potential economic impact of its public debut and the role of the world’s richest man in it all.

As the company prepares for its stock market debut, here’s what the initial public offering means for banks, Elon Musk and everyday investors.

Experts have been hopeful, but say the agency’s lunar aspirations are largely at the whims of two billionaires, Elon Musk and Jeff Bezos.

The astronauts — three Americans and one Canadian — captivated the world with their historic mission.

After a successful flight around the moon, the astronauts are relying on a flawed heat shield to protect them as they re-enter Earth’s atmosphere.

The Artemis II mission elicited deep feelings for many Americans, particularly in Houston, the home of mission control.

The crew, three Americans and a Canadian, are the first humans to travel to the moon in more than 50 years. They will not land on the surface, but the mission will pave the way for future visits.

The U.S. space agency launched a lunar flyby Wednesday, but Beijing is pursuing its own space program with formidable focus. Here’s what we know about it, in photos and videos.

The four astronauts — three Americans and one Canadian — spoke from a prelaunch quarantine ahead of their scheduled Wednesday mission.