Space Vehicles

SSTO

Single Stage to Orbit

Single Stage to Orbit (SSTO) — A rocket design reaching orbit with one stage and no jettisoned hardware. Theoretically attractive but physically challenging; no operational SSTO exists.

Frequently asked about SSTO

What does SSTO mean in the space industry?
Single Stage to Orbit: A rocket design reaching orbit with one stage and no jettisoned hardware. Theoretically attractive but physically challenging; no operational SSTO exists.
What does SSTO stand for?
SSTO stands for Single Stage to Orbit.
What category of space terminology does SSTO belong to?
SSTO is part of the Space Vehicles category in space industry terminology.