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by bryanlarsen
2135 days ago
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> It's certainly slow. Slow compared to what? Compared to SpaceX they're slow, but compared to everybody else? NASA/Boeing's SLS program started in 2005 as Constellation. It's still over a year away from it's first test launch and several years away from fully operational status. China's Long March 5 started in 2007 and it can be argued that it wasn't fully operational until this year. ULA's Vulcan, started in 2014 is at least a year out. And it reuses the same Centaur upper stage as Atlas. |
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Slow compared to Orbital Sciences, who took 8 years in the 1980s.