Render of the Tianwen-2 near-Earth asteroid/comet orbiter spacecraft. Credit: CNSA HELSINKI — The spacecraft for China’s Tianwen-2 combined near-Earth asteroid sample return and comet rendezvous ...
A crescent of the northern hemisphere of Mars taken by Tianwen-1's medium-resolution camera in March 2021. Credit: CNSA/PEC ESPOO, Finland — China’s Tianwen-3 Mars sample return mission is entering ...
A sample collected by the Hayabusa 2 spacecraft from the spinning top-like asteroid contained the nucleobases adenine, guanine, cytosine, thymine, and uracil. When you purchase through links on our ...