Three Black Brant IX sounding rockets for the Atmospheric Perturbations ... Targeted launch times for the three rockets are 2:40 p.m., 3:20 p.m., and 4:05 p.m. but may be subject to change.
Two Black Brant IX sounding rockets launched from Poker Flat Research Range in Fairbanks, Alaska, April 17, 2024, during an M-class solar flare for NASA's sounding rocket solar flare campaign.