J-2X Rocket Engine Continues Testing

NASA Logo I’ve posted about the ongoing testing of the J-2X a few times in the past. The J-2X is planned to be the upper stage engine for NASA’s new Space Launch System (SLS). There have been a couple of test firings since my last post. The first is a short duration firing:

The second is a record-breaking firing, running over nineteen minutes in duration. That’s far longer than the J-2X will need to fire in operation on a typical launch. Things are looking good so far for the J-2X:

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MegaZone is the Editor of Gizmo Lovers and the chief contributor. He's been online since 1989 and active in several generations of 'social media' - mailing lists, USENet groups, web forums, and since 2003, blogging.    MegaZone has a presence on several social platforms: Google+ / Facebook / Twitter / LinkedIn / LiveJournal / Web.    You can also follow Gizmo Lovers on other sites: Blog / Google+ / Facebook / Twitter.
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