If another democrat is elected, forget it. They get too much mileage out of burning NASA's effigy not to do it. Cancelling big programs makes them look fiscally responsible even though they never actually cut funding. Clinton only kept the station because he could turn it into welfare for the Russians.
Given the time span involved, at a bare minimum Bush has to win reelection and be followed by at least one republican term.
Has everyone who wishes to state their opinion to the Committee done so? They want to hear from everyone. At least leave a comment on their web page.