1.   Currently, the orbiting space lab can house only three.

2.   The ACS was installed on the Hubble during a servicing mission to the orbiting space telescope in March.

3.   The interceptor would be a projectile launched from an orbiting space vehicle and would be designed to destroy its target by ramming it.

4.   Their main mission is to replace another Soyuz currently attached to the orbiting space platform, part of a regular twice-annual rotation.

5.   Their main mission is to replace another Soyuz currently attached to the orbiting space platform, part of a regular twice-annual rotNt nn.