A space rendezvous is an orbital maneuver during which two spacecraft, one of which is often a space station, arrive at the same orbit and approach to a very close distance (e.g. within visual contact). Rendezvous requires a precise match of the orbital velocities of the two spacecraft, allowing them to remain at a constant distance through orbital station-keeping. Rendezvous may or may not be followed by docking or berthing, procedures which bring the spacecraft into physical contact and create a link between them.
I recently told you a few days ago China was planning its first ever space docking, and one of the astronauts will definitely be a woman – first they nailed it down to two, but now, Chinese officials have made their decision: Liu Yang will be their first female astronaut ever! Liu will be one of [...]