The ultimate goal is to mine and refine one to two tons ... August 2029 and will then take at least 21 months to map orbit and study the asteroid’s properties. At about 140 miles (225 kilometers ...

A U.S. asteroid-mining company has announced the target space rock for its upcoming test mission. California-based AstroForge has identified asteroid 2022 OB5 as the destination for its Mission 2 ...