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Showing results for tags 'space launch system'.
Credit to @Sturgeon for originally coming up with this discussion topic. As I'm sure you're all aware by now, SLS (Space Launch System) is horribly delayed; it was originally supposed to fly a few years ago, but now isn't supposed to launch until 2020. That will be an unmanned launch of the Block 1 version, the Block 2 version (the one that will rival Saturn V) won't be coming until 2029 per wikiped. Also, it makes the odd (and in my opinion poor) choice of going with solid rocket boosters plus hydrolox on the first stage. With that said, SLS does at least make use of existing hard