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bananas

(27,509 posts)
Wed Jun 11, 2014, 03:39 AM Jun 2014

Skylon 'spaceplane economics stack up'

http://www.bbc.com/news/science-environment-27591432

Skylon ‘spaceplane economics stack up’
Jonathan Amos, Science correspondent
29 May 2014

It appears a feasible proposition, economically. That is the conclusion of a study that considered a European launch service based on a Skylon re-usable spaceplane.

The report, commissioned by the European Space Agency (Esa), was led by Reaction Engines Limited (REL) of Oxfordshire with help from a range of other contractors such as London Economics, QinetiQ and Thales Alenia Space (TAS).

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In all the areas the study considered, it found positive outcomes. The report was intended to provide Esa with the information it needs to help evaluate what would be a completely different way for Europe to go about its launcher business.

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How much would Skylon launch prices be? That's a "how long is a piece of string?" question. Re-usability and fast turnaround for the operator obviously have a significant downward pressure on prices, but there is also an issue of initial development cost and how that is recovered.

As the S-ELSO document states: "Assuming successful development of the Skylon vehicle, it was found that the S-ELSO business could be economic in exploitation and would be very competitive against a price target of 70m euros. It would also be competitive against the 41.5m-euro price target if there is some level of public support for the Skylon vehicle development programme, which would reduce the vehicle acquisition cost to S-ELSO." (The 41.5m-euro target would be the equivalent of an American Falcon 9 launch according to current SpaceX prices.)

What this means is that Skylon manufacturing and operations could be fully commercial, but some sort of lubrication in the form of a public-private partnership is probably going to be needed.

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