China looked at putting a monitoring satellite in retrograde geostationary orbit via the moon

China appears to have considered boosting its space situational awareness capabilities by placing a satellite in a retrograde orbit out at the geostationary belt. A paper published in Nature Scientific Reports by authors from the Xi’an Satellite Control Center looks at using a lunar swingby to insert a satellite into a retrograde orbit out at the geostationary belt (GEO) for monitoring activities and debris warning. More

(Source: SpaceNews - Oct 24)