Add Yahoo as a preferred source to see more of our stories on Google. Could the Artemis 2 lunar mission be back on track? Things are looking up for NASA after the agency conducted a second key fueling test for the rocket that will launch four astronauts on ...

NASA conducted a final test on one of its redesigned engines for future flights of the Space Launch System (SLS) rocket, the latest step in the agency's efforts for a return trip to the moon, then eventually to Mars.

This will be the third time I have observed NASA’s Orion spacecraft take flight. But with this one, for the first time, am I genuinely hopeful about the future of the space agency and its plans to build a station on the surface of the Moon.

NASA's second multi-day test to simulate a launch day is underway in Florida in a critical demonstration of whether the agency's massive moon rocket is prepared to send astronauts on a lunar mission. While Artemis 2 could still get off the ground as early ...

Four astronauts will launch on the Artemis II mission Wednesday, marking the first human trip around the moon in over 50 years.