|WikiProject Astronomy||(Rated Start-class, Low-importance)|
"A planet (or asteroid or comet) is said to be "in opposition" when it is in opposition to the Sun"
Wow... this was really helpful. Anyone who understands the concept care to put in something a bit less circular in definition? — Preceding unsigned comment added by 2605:A000:122B:40:506:D16:54E2:9234 (talk) 23:05, 12 October 2015 (UTC)