astronautix.com | Iris |
NASA Iris sounding rocket was designed for 45 kg payloads to altitudes of about 300 km from Wallops Station.
First flight of NASA's Iris sounding rocket successful, designed for 100-pound payloads to altitudes of about 200 miles, from Wallops Station.
Second Iris rocket rose to 140 miles with a payload of 125 pounds from Wallops Station.