public function run()
 {
     // COTS-1
     SpacecraftFlight::create(['mission_id' => 7, 'spacecraft_id' => 1, 'flight_name' => 'COTS Demo 1', 'return_method' => 'Splashdown', 'end_of_mission' => Carbon::create(2010, 12, 8, 19, 2, 52)]);
     // COTS-2+
     SpacecraftFlight::create(['mission_id' => 8, 'spacecraft_id' => 2, 'flight_name' => 'COTS Demo 2+', 'return_method' => 'Splashdown', 'upmass' => 520, 'downmass' => 660, 'end_of_mission' => Carbon::create(2012, 5, 31, 15, 42, 0), 'iss_berth' => Carbon::create(2012, 5, 25, 16, 2, 0), 'iss_unberth' => Carbon::create(2012, 5, 31, 9, 49, 0)]);
     // CRS-1
     SpacecraftFlight::create(['mission_id' => 9, 'spacecraft_id' => 3, 'flight_name' => 'SpaceX CRS-1', 'return_method' => 'Splashdown', 'upmass' => 905, 'downmass' => 905, 'end_of_mission' => Carbon::create(2012, 10, 28, 19, 22, 0), 'iss_berth' => Carbon::create(2012, 10, 10, 13, 3, 0), 'iss_unberth' => Carbon::create(2012, 10, 28, 13, 29, 0)]);
     // CRS-2
     SpacecraftFlight::create(['mission_id' => 10, 'spacecraft_id' => 4, 'flight_name' => 'SpaceX CRS-2', 'return_method' => 'Splashdown', 'upmass' => 677, 'downmass' => 1370, 'end_of_mission' => Carbon::create(2013, 3, 26, 16, 34, 0), 'iss_berth' => Carbon::create(2013, 3, 3, 13, 56, 0), 'iss_unberth' => Carbon::create(2013, 3, 26, 8, 10, 0)]);
     // CRS-3
     SpacecraftFlight::create(['mission_id' => 14, 'spacecraft_id' => 5, 'flight_name' => 'SpaceX CRS-3', 'return_method' => 'Splashdown', 'upmass' => 2117, 'downmass' => 1563, 'end_of_mission' => Carbon::create(2014, 5, 18, 19, 5, 0), 'iss_berth' => Carbon::create(2014, 4, 20, 14, 6, 0), 'iss_unberth' => Carbon::create(2014, 5, 18, 11, 55, 0)]);
     // CRS-4
     SpacecraftFlight::create(['mission_id' => 18, 'spacecraft_id' => 6, 'flight_name' => 'SpaceX CRS-4', 'return_method' => 'Splashdown', 'upmass' => 2216, 'downmass' => 1486, 'end_of_mission' => Carbon::create(2014, 10, 25, 19, 38, 0), 'iss_berth' => Carbon::create(2014, 9, 23, 13, 21, 0), 'iss_unberth' => Carbon::create(2014, 10, 25, 13, 57, 0)]);
     // CRS-5
     SpacecraftFlight::create(['mission_id' => 19, 'spacecraft_id' => 7, 'flight_name' => 'SpaceX CRS-5', 'return_method' => 'Splashdown', 'upmass' => 2395, 'downmass' => 1662, 'end_of_mission' => Carbon::create(2015, 2, 11, 0, 44, 0), 'iss_berth' => Carbon::create(2015, 1, 12, 13, 54, 0), 'iss_unberth' => Carbon::create(2015, 2, 10, 17, 11, 0)]);
     // CRS-6
     SpacecraftFlight::create(['mission_id' => 22, 'spacecraft_id' => 8, 'flight_name' => 'SpaceX CRS-6', 'return_method' => 'Splashdown', 'upmass' => 2015, 'downmass' => 1370, 'end_of_mission' => Carbon::create(2015, 5, 21, 16, 42, 0), 'iss_berth' => Carbon::create(2015, 4, 17, 13, 29, 0), 'iss_unberth' => Carbon::create(2015, 5, 21, 9, 29, 0)]);
     // CRS-7
     SpacecraftFlight::create(['mission_id' => 24, 'spacecraft_id' => 9, 'flight_name' => 'SpaceX CRS-7', 'return_method' => 'Did not return', 'upmass' => 1952, 'downmass' => 675, 'end_of_mission' => Carbon::create(2015, 6, 28, 14, 23, 30)]);
 }