The 2020s have already seen many lunar landing attempts, although several of them have crashed or toppled over. With all the excitement surrounding the prospect of humans returning to the moon, both commercial interests and scientists stand to gain. The 2020s have already seen many lunar landing attempts, although several of them have crashed or toppled over. With all the excitement surrounding the prospect of humans returning to the moon, both commercial interests and scientists stand to gain. Astronomy Space Exploration Phys.org – latest science and technology news stories