Posted inAstronomy

December Astronnomy: Jupiter Overtakes Saturn Less Than a Handful of Times in a Lifespan—and That’s Happening This Month

In December, Jupiter and Saturn appear strikingly close to each other, low in the southwestern sky at dusk. Jupiter’s crawl past Saturn, occurring at intervals of about 20 years, is the least-frequent pairing of naked-eye planets. After their very close pairing—just 0.1 degree apart on Dec. 21—their next conjunction will occur in 2040, with the […]