The Mars-Regulus conjunction happens on July 29, 2021. Mars will be 0.7 degrees N. of Regulus. Watch on July 28, too, and look low in the western twilight.

Bruce McClure

July 28, 2021

Full moon, Saturn, Jupiter July 23 to 26

The full moon, Jupiter, Saturn ... what could be better? Watch as they light the night from dusk until dawn on July 23 to 26, 2021.

Bruce McClure

July 23, 2021

Venus and Regulus conjunction on July 21

The Venus and Regulus conjunction will occur on July 21, 2021. Then watch for the rest of the month, as Venus wanders past this "fixed" star.

Bruce McClure

July 20, 2021

Moon and Spica July 15, 16 and 17

As darkness falls these next several evenings - July 15, 16 and 17, 2021 - let the moon introduce you to Spica, the brightest star in the constellation Virgo the Maiden.

Bruce McClure

July 15, 2021

Young moon returns July 11, Venus and Mars conjunction

The Venus and Mars conjunction in the evening sky will be best around July 12 or July 13. The young moon will join them in the western twilight sky.

Bruce McClure

July 11, 2021

Is Ophiuchus a constellation or a sign?

The sun passes in front of Ophiuchus each year from about November 30 to December 18.

Bruce McClure

July 10, 2021

Moon, Mercury, stars in Taurus before sunup July 5 to 8

In the morning before sunup July 5 to 8, 2021, watch for the waning crescent moon and Mercury, plus red Aldebaran and the Pleiades cluster, in Taurus the Bull.

Bruce McClure

July 4, 2021

Bruce McClure

Bruce McClure served as lead writer for EarthSky's popular Tonight pages from 2004 to 2021, when he opted for a much-deserved retirement. He's a sundial aficionado, whose love for the heavens has taken him to Lake Titicaca in Bolivia and sailing in the North Atlantic, where he earned his celestial navigation certificate through the School of Ocean Sailing and Navigation. He also wrote and hosted public astronomy programs and planetarium programs in and around his home in upstate New York.