Discover the 10 biggest space of 2020 and stories

For a number of reasons, 2020 could be a watershed year for society and science. Astronomers and space agencies spent years managing the effects of the coronavirus epidemic. They also made progress in new technologies and said goodbye to some important projects.

This year saw a new era of sample-retrieval missions, protests against telescopes, incredible visits to the shining comet, and the “great union” of Saturn and Jupiter.