Today, we learned from the National Space Administration that after a 400-day “star-chasing” journey of about 1 billion kilometers, the Tianzhou-2 probe recently successfully rendezvous with asteroid 2016 HO3, reached 20 kilometers from the asteroid, and began scientific exploration.

Today, we learned from the National Space Administration that after a 400-day “star-chasing” journey of about 1 billion kilometers, the Tianzhou-2 probe recently successfully rendezvous with asteroid 2016 HO3, reached 20 kilometers from the asteroid, and began scientific exploration.