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science-and-space4 months ago

NASA Prepares for Artemis II with New Astronaut Class and Moon Mission Rehearsal

NASA is announcing its 2025 astronaut class and previewing the Artemis II Moon mission, which aims to test systems for human deep space exploration with a crewed flight around the Moon scheduled for no later than April 2026. The events include a ceremony, briefings, and media opportunities, with the mission marking a significant step toward future lunar and Mars exploration.

science-and-space5 months ago

Astronaut Retires After Space Mission and Extended Stay

Astronaut Butch Wilmore retired from NASA less than five months after a troubled test flight and extended stay on the International Space Station, where he and Suni Williams spent over nine months due to spacecraft issues. Wilmore, a veteran astronaut with 25 years of service, emphasized his commitment and readiness to fly again, despite the mission's challenges. His departure follows the pattern of other astronauts retiring after pioneering missions, and he remains optimistic about future spaceflight opportunities.

science-and-space5 months ago

This Week in Space: Exploring Atomic Space Batteries

This Week In Space episode 170 features Dr. Robert O'Brien discussing atomic space batteries, specifically radioisotope thermoelectric generators (RTGs), which have powered many historic space missions by converting heat from nuclear elements into electricity, especially useful in the dark outer solar system. The episode also covers recent space news, including the universe's projected lifespan, upcoming celestial events, and a model Falcon 9 rocket for enthusiasts.