Saturday, February 01, 2025

Today: February opens with this month’s meeting of our two brightest nighttime objects, Venus and the Moon. The Moon is always a Crescent when it encounters Venus, because Venus’s orbit keeps it close to the Sun. They appear one third of the way up at 5:45...

Friday, March 01, 2024

Today: March kicks off with good views of the planet Jupiter, and yet you can see a pronounced change. Jupiter starts the evening halfway up in the west-southwest near 6:30 PM, but it won’t make it until midnight, setting by 10:30 PM. It loses height each...

Thursday, February 29, 2024

Today: Leap Day, occurring once every four years, keeps our calendar in sync with the seasons and the Sun. Our 365 and one quarter day orbit leaves a quarter day extra each year, adding up to the extra day on our calendars every four years. The Egyptians figured this...

Wednesday, February 28, 2024

Today: Saturn experiences its conjunction with the Sun, passing directly behind the Sun from our viewpoint, which happens every 378 days, just slightly longer than one year. The difference comes from Saturn’s very slow orbit of 29 and a half years, causing it to...