Board a UFO (Unidentified Furry Object) and ride through the stars to Planet Elmo! Launch into laughter as you bounce up to outer space and then back down to Earth. Height Requirements: Guests must be 42 inches tall or accompanied by a supervising companion (at least 14 years old) to ride. Hand-held infants are not permitted to ride. Hand-held infants are defined as a baby or toddler who is unable to take three unassisted steps to the ride or attraction independently and cannot maintain independent seated postural control. Attraction availability is subject to change without notice.