Spacecraft Dawn
Dawn is a space probe launched bi NASA in September 2007 wi the mission o studyin twa o the three kent protoplanets o the asteroid belt, Vesta an Ceres. It is currently in orbit aboot its seicont tairget, the dwarf planet Ceres. Dawn is the first spacecraft tae orbit twa extraterrestrial bouks, the first spacecraft tae veesit either Vesta or Ceres, an an aa the first tae visit a dwarf planet, arrivin at Ceres in Mairch 2015, a few months afore New Horizons flew by Pluto in Julie 2015.
 Airtist's renderin o the Dawn spacecraft. | |
| Mission teep | Multi-target orbiter |
|---|---|
| Operator | NASA |
| COSPAR ID | 2007-043A |
| SATCAT no. | 32249 |
| Wabsteix | NASA NASA JPL |
| Mission duration | ~9 years |
| Spacecraft properties | |
| Manufacturer | Orbital Sciences · JPL (Jet Propulsion Laboratory) · UCLA (Varsity o Californie, Los Angeles) |
| BOL mass | 1,240 kg (2,730 lb) (wet) |
| Pouer | 1300 W (Solar array) at 3 AU |
| Stairt o mission | |
| Launch date | 27 September 2007 11:34:00 UTC (16 years, 6 months and 8 days ago) |
| Rocket | Delta II 7925H |
| Launch steid | Cape Canaveral SLC-17B |
| Fleebi o Mars (Gravity assist) | |
| Closest approach | 17 Februar 2009 (15 years, 1 month and 18 days ago) |
| Distance | 549 km (341 mi) |
| 4 Vesta orbiter | |
| Orbital insertion | 16 Julie 2011 04:47 UTC (12 years, 8 months and 19 days ago) |
| Departit orbit | 5 September 2012 (11 years, 6 months and 30 days ago) |
| 1 Ceres orbiter | |
| Orbital insertion | 6 Mairch 2015 |
 Dawn mission patch Discovery program | |
Dawn entered Vesta orbit on Julie 16, 2011, an completit a 14-month survey mission afore leavin for Ceres in late 2012.
References
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