Tropicana has a great new sweepstakes running right now: A Family Space Adventure for four! You do need to be a member of the Juicy rewards program but a reward point is not needed to enter.
Two-day admission to Kennedy Space Center Visitor Complex
Discover KSC: Today & Tomorrow tour
Lunch with an Astronaut
Round trip coach air transportation
Hotel accommodations for 3 nights
Rental car for 4 days
Disclosure: I wrote this review while participating in the Tropicana Juicy Insiders Ambassador program by Mom Central on behalf of Tropicana. I received 12 free Juicy Rewards points and a $50 Visa gift card to use in redemption of the points and to facilitate my review.