Seen here on November 12, 2015, during its last apparition, Comet 67P/Churyumov-Gerasimenko returns in late 2021 for another go-round.Damian Peach I've got some good news and some bad news. …
FRIDAY, JANUARY 15 ■ The crescent Moon hangs in the southwest after sunset, as shown below. It aims its curve lower right almost at Mercury, like a bow ready …
FRIDAY, JANUARY 8 ■ If your sky is even moderately dark, try to trace out the winter Milky Way arching across the sky. In early evening it extends up …
Every year around the winter solstice, all 15 of the northern night sky’s brightest stars – those first-magnitude and brighter – are above the horizon and visible sometime between …
The waxing Moon just before first-quarter phase, as it appears in an amateur telescope magnifying about 40 times. (On Christmas Day, the Moon will be just past first-quarter.) The …