|Mission duration||Failed to orbit|
|Launch mass||16 kilograms (35 lb)|
|Dimensions||46 x 30cm (six-sided)|
|Start of mission|
|Launch date||December 21, 2004|
|Rocket||Delta IV Heavy|
|Launch site||Cape Canaveral SLC-37B|
Ralphie (or 3CS-2) is a satellite, part of Three Corner Satellite project. Designed and being built by mostly undergraduate students at the University of Colorado at Boulder as part of the Air Force Research Laboratory's University Nanosat Program.
Ralphie is responsible for imaging and End-to-End Data Systems in 3CS project.
Satellite carries name of Colorado University's mascot, Ralphie.
Launched on the first Delta IV Heavy configuration, but failed to achieve orbit due to a problem with the rocket during launch.
- "3CSat". Retrieved 21 February 2011.
- Boeing (2004-12-01). "The DemoSat payload". Spaceflight Now. Retrieved 2011-02-18.
- Ray, Justin (2005-03-15). "Delta 4-Heavy investigation identifies rocket's problem". Retrieved 2011-02-18.