< Level 19
The Astrophysics Lab is a facility at Stargate Command, where Colonel/Lt. Colonel/Major/Captain Samantha Carter works whenever she's not on missions with her team, SG-1.
Numerous machines are located as well as various equipment that Carter often uses to conduct experiments.
Carter and O'Neill in the lab.
The lab is located on Level 19 and there are two doors leading into this room, B-3 and B-4.