NASA's Neil Gehrels Swift Observatory is expected to meet a fiery end early Wednesday morning, nearly 22 years after it launched to study the most powerful explosions in the universe. https://cnn.it/4iygNHP

NASA offered new details about a mad dash to get two lunar landers — built by competing companies Blue Origin and SpaceX — and the space agency's own rocket and spacecraft ready for a crucial test mission next year. https://cnn.it/4BpkyYw

NASA releases new 'Earthset' and eclipse images taken during historic flyby of the moon. See more: https://cnn.it/4shKSOs

As the astronauts of the Artemis II mission emerged from the other side of the moon, they experienced yet another breathtaking sight: a solar eclipse, from a vantage never witnessed by any human being. See more photos released on Tuesday by NASA. nyti.ms/4tzKL21

Artemis II launch excitement builds at Kennedy Space Center, as NASA prepares to slingshot around the moon.

BREAKING: NASA launches Artemis II astronauts to the moon on humanity's first lunar voyage in 53 years.

NASA resolved an issue related to the SLS rocket's flight termination system, and preparations are on track for four astronauts to journey around the moon. Liftoff is expected at 6:24 p.m. ET today from Kennedy Space Center in Florida. Follow live updates: https://cnn.it/4m82yea

NASA has finished a crucial risk assessment ahead of its upcoming lunar flyby mission, and during a news conference Thursday, the agency revealed a new target launch date and discussed how officials evaluated the dangers the mission’s four-person crew will face.