Eight years and 3 billion miles after its launch to the asteroid belt, NASAβs Dawn spacecraft slipped into orbit around the dwarf planet Ceres. Dawn is the first probe to go into orbit around two worlds beyond Earth.
Eight years and 3 billion miles after its launch to the asteroid belt, NASAβs Dawn spacecraft slipped into orbit around the dwarf planet Ceres. Dawn is the first probe to go into orbit around two worlds beyond Earth.