Discoverer 30, also known as Corona 9022, was an American optical reconnaissance satellite which was launched in 1961.

A Thor DM-21 Agena-B rocket was used, flying from Launch Complex 75-3-5 at the Vandenberg Air Force Base.

[2] Upon successfully reaching orbit, it was assigned the Harvard designation 1961 Omega 1.

[3] The satellite had a mass of 1,150 kilograms (2,540 lb),[4] and was equipped with a panoramic camera with a focal length of 61 centimetres (24 in), which had a maximum resolution of 7.6 metres (25 ft).

Once its images had been returned, Discoverer 30's mission was complete, and it remained in orbit until its decay on 11 December 1961.