NASA has announced three new lunar science instruments to be delivered to the Moon by 2028 through the CLPS program. The payloads will map surface temperatures, probe subsurface heat flow, and measure radiation,

The ongoing "wet dress rehearsal" is targeting a simulated liftoff at 9 p.m. ET tonight (Feb. 2).

The Artemis 2 mission will last about 10 days and send four astronauts around the moon on an Orion spacecraft atop NASA's giant Space Launch System megarocket.