December 21, 2020 (2020-12-21) (Monday)
Armed conflicts and attacks
Arts and culture
Business and economy
Disasters and accidents
- The Kīlauea volcano on Hawaii erupts, prompting the Hawaii County Civil Defense Agency to urge residents to stay indoors. The eruption followed a series of small earthquakes. A previous eruption in May 2018 destroyed hundreds of homes. (CNN)
Health and environment
International relations
Law and crime
Politics and elections
Science and technology
- Great conjunction
- The planets Jupiter and Saturn appear at their closest in the sky since 1623, in an event known as a great conjunction. The closest approach will occur at 18:22 UTC, when the two planets will be one-tenth of a degree apart; they will appear to be a binary object to the naked eye. (Euronews)