April 20, 2021: Venus is very low in the west-northwest after sunset. The gibbous moon is in Cancer, between Regulus and Pollux. Mars, above the horns of Taurus, approaches the star cluster Messier 35.
Zeta Tauri
2021, April 19: Moon, Twins, Mars, Evening Watch
April 19, 2021: Venus begins to appear in the west after sunset. The moon lines up with Pollux and Castor, while Mars is above Bull’s horns in the western evening sky.
2021, April 18: Crescent Moon, Mars, Evening Sky
April 18, 2021: The crescent moon is high in the west after sunset among the stars of Gemini, below Pollux and Castor. Mars is above the Bull’s horns. Daylight is 13 hours, 30 minutes long.
2021, April 17: Evening, Crescent Moon, Mars, Star Cluster
April 17, 2021: During the early evening, the crescent moon is above Mars in the western sky. Use a binocular to spot the star cluster M35 near the moon. Mars is above the Bull’s horns.
2021, April 16: Evening Crescent Moon, Mars, Taurus
April 16, 2021: Mars and the crescent moon are in the west after sunset. Taurus is the starry drop for the planet and the lunar slice. Use a binocular to see Mars and the crescent moon in the same field of view.
2021, April 15: Crescent Moon, Taurus, Mars
April 15, 2021: The crescent moon appears near the “V” of Taurus this evening, while Mars is above the Bull’s horns. Venus is nearing its first appearance in the western evening sky.
2021, April 14: Lunar Crescent, Mars Evening Sky
April 14, 2021: The picturesque lunar crescent is to the lower left of the Pleiades star cluster after sunset. Earthshine can be seen on the moon’s night portion. Mars is higher in the sky between the Bull’s horns.
2021, April 13: Crescent Moon, Mars, Evening Sky
April 13, 2021: The crescent moon returns to the western evening sky after sunset. Mars is now above the Bull’s horns in the west after sunset.
2021, April 12: Mars Between the Horns
April 12, 2021: Spica rises at sunset. It is low in the east-southeast during the early evening hours. Mars is halfway up in the west as it moves between the Bull’s horns.
2021, April 11: Mars Through the Bull’s Horns
April 11, 2021: The Red Planet is about halfway up in the western sky after sunset. Mars is marching eastward in Taurus near the Bull’s horns. Watch it move between the horns during the next few evenings.