The mission objectives of the ESTCube-1 mission are:
- To test the deployment of a 10 meter Hoytether as a part of the development work of the Electric solar wind sail. http://www.electric-sailing.com/
- To measure the electric sail force, interacting with the tether.
- To take a picture of the deployed tehther.
- To take a picture of the Earth as a secondary mission objective.
