Unverified50% confidenceFactExact time
SpaceShipTwo uses an air-launch approach: it is carried by the mothership WhiteKnightTwo to an altitude of about 15 kilometers and released, after which the spaceship ignites its rocket engine and climbs to suborbital space at an altitude of about 80–90 kilometers.
1
Sources
50%
Confidence
Long-term
Relevance
10/28/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedAn orbital flight requires the spacecraft to reach the first cosmic velocity of approximately 7.9 km/s at an altitude of about 200 km or above.61% similarUnverifiedOrbital-class launch vehicles refer to rockets capable of delivering payloads into Earth orbit or higher-energy orbits, whose flight speeds and altitudes far exceed those of suborbital tests.59% similar
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