Ernst Krenkel Observatory

Ernst Krenkel Observatory (Обсерватория имени Эрнста Кренкеля), also known as Kheysa, was a former Soviet rocket launching site located on Heiss Island, Franz Josef Land. It is named after a famous Arctic explorer Ernst Krenkel, a member of the crew of the North Pole-1 drift ice station and other notable Soviet polar expeditions.

It served the MR-12 from 1956 to 1980 for the start of research in rocketry.