On 3/2/06, John Costanzo <[EMAIL PROTECTED]> wrote:
Here's a page of NASA explaining the propulsion system:
http://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts-mps.html
Helium is use for pressure balance. I think the space.com piece is a typo.
John, I think you mean "Shttle's always used hydrogen"; so was the space.com piece.
-- On 02/03/06, Dr. Core <[EMAIL PROTECTED]> wrote:
> Hey... the new fuel tank is "to hold the 520,000 gallons of liquid
> oxygen and liquid helium propellant that fuel a shuttle's main engines
> during liftoff" (4th paragraph). Helium! Did NASA switch to fusion
> engines?
You'd know better than I would, but I think the Shuttle's always used
helium, and I didn't get the impression from the article that there's
a new Shuttle, only the tank is new.
Here's a page of NASA explaining the propulsion system:
http://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts-mps.html
Helium is use for pressure balance. I think the space.com piece is a typo.
John, I think you mean "Shttle's always used hydrogen"; so was the space.com piece.
Boaz
http://myturnaspace.blogspot.com
