{"push_id":858790044,"size":3,"distinct_size":3,"ref":"refs/heads/master","head":"69392409f4caeede231431a9bb69cc81cf03c2a0","before":"5500ba7aa96e7a5da2ea7b0fcc9a85f6df55a142","commits":[{"sha":"7ea6866ddd848a23ea85fe8521f762a8c7b88c4d","author":{"email":"7e63a9b703ded3e0b1dca547ede22afa055d9056@gmail.com","name":"winged7"},"message":"Ion engine - pricing\n\nlook at page 3:\r\nhttp://esto.nasa.gov/conferences/nstc2007/papers/Manzella_David_D10P2_NSTC-07-0116.pdf\r\n\r\n\"In fact more than 40mln USD in cost overruns were directly related to the ion propulsion systems xenon tank and ion thruster power sources placing the cost of the Dawn ion propulsion system at more than 50mln USD.\"\r\n\r\nSo 50mln USD for the xenon tank and 3 NSTAR engines? How much for one engine?","distinct":true,"url":"https://api.github.com/repos/KSP-RO/RP-0/commits/7ea6866ddd848a23ea85fe8521f762a8c7b88c4d"},{"sha":"dd9ed8e0eb212bf85b48c37af131a8b809abd1fa","author":{"email":"7e63a9b703ded3e0b1dca547ede22afa055d9056@gmail.com","name":"winged7"},"message":"Update tree.yml","distinct":true,"url":"https://api.github.com/repos/KSP-RO/RP-0/commits/dd9ed8e0eb212bf85b48c37af131a8b809abd1fa"},{"sha":"69392409f4caeede231431a9bb69cc81cf03c2a0","author":{"email":"6fe515d76ec97d02b31c29e96bd7b0a074975acf@gmail.com","name":"stratochief66"},"message":"Merge pull request #305 from winged7/patch-61\n\nIon engine - P&P","distinct":true,"url":"https://api.github.com/repos/KSP-RO/RP-0/commits/69392409f4caeede231431a9bb69cc81cf03c2a0"}]}