SSI-24 used the SPOT Nebula for tracking and recovery. See http://habmc.stanfordssi.org/#/app/spot_four. A Phantom 2 UAV was used by members of Orion to video the launch of SSI-23a, 23, 24, and 25. | SSI-24 used the SPOT Nebula for tracking and recovery. See http://habmc.stanfordssi.org/#/app/spot_four. A Phantom 2 UAV was used by members of Orion to video the launch of SSI-23a, 23, 24, and 25. |