Science
This week on SPEXcast, we dive into NASA's manned spaceflight initatives. Commercial Crew is finally flying, albeit uncrewed. NASA also announced its follow up to the Commercial Crew development program with NextSTEP-2, a proposal to build manned lunar landers to support future Moon landings. You can check out additional links and references at https://blog.spexcast.com/commercial-crew-takes-flight .