The first comet discovery of Hannes Groeller and DART will slam projectile into Didymoon in 2022.
6478 Gault in the asteroid belt grew after collision and discovery of 2019 AS5
For the first time in history, an asteroid hunting team, the Catalina Sky Survey, has discovered more than 1,000 Earth approaching asteroids in a single year.
More than 340 lunar meteorites have been found in the Darfur region of Oman, in antarctica and other locations.
Brian Africano discovered 2 comets in a 13 night period.
Greg Leonard noticed P/2018 VN2 (Leonard) in Taurus Constellation and
Richard Kowalski discovered Comet C/2018 U1 (Lemmon) in Cygnus.