Difference between revisions of "Space transport economics"
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Latest revision as of 03:02, 21 January 2009
For economic purposes, transport from Earth to interesting solar system locations may be considered in stages.
Contents
Earth to Low Earth Orbit (LEO)
Three economic targets are considered:
- Minimum cost to LEO, with negotiable payload.
- Maximum payload to LEO, with negotiable cost.
- Minimum cost per kg, with negotiable individual launch cost and payload.
| Cost | Payload | $/kg | ||
| Today | ||||
|---|---|---|---|---|
| Delta II (US) | $45M | 5.1 tons | $9300/kg | |
| Space Shuttle (US) | $270M | 24.4 tons | $11000/kg | |
| Ikar-1 (Russia) | $6M | 4.2 tons | $1900/kg | |
| Proton (Russia) | $50M | 20.9 tons | $2900/kg | |
| Near Future | Invest. Req. | |||
| Falcon 1 (SpaceX) | $6.7M | 0.57 tons | $11700/kg | |
| Falcon 9 - S9 (SpaceX) | $78M | 24.7 tons | $3200/kg | |
| Energia (Russia) | 88 tons | |||
| Far Future | Invest. Req. | |||
| Space Elevator | $40M | 20 tons | $2/kg | $100B |
