2021, March 8: Evening Mars

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2021, March 8: After sunset, Mars is high in the west-southwest. It is below a line from Alcyone to Aldebaran.

March 8, 2021: Mars continues its eastward march in Taurus.  It is nearly between the Pleiades star cluster and Aldebaran, the constellation’s brightest star.  Find it during the early evening, high in the west-southwestern sky.

by Jeffrey L. Hunt

Chicago, Illinois:  Sunrise, 6:14 a.m. CST; Sunset, 5:50 p.m. CST.  Check local sources for sunrise and sunset times for your location.

Mars is visible high in the west-southwest as night falls.  It is moving eastward in Taurus.  Now east of the Pleiades, 3.6° to the upper left of Alcyone, the cluster’s brightest star.  The planet is below a line from Alcyone to Aldebaran, the constellation’s brightest star.

Use a binocular to see the background stars.  Mars is 0.9° to the lower right of dim 37 Tauri.

The window to see Mars is quite long.  It sets in the west after midnight.  Catch it during the early evening.

Here’s more about Mars during 2021.

Read about Mars during March.

Detailed Note: One hour before sunrise, the moon (24.6d, 24%) is over 10° above the southeast horizon. The lunar slice is 4.1° to the left of Tau Sagittarii (τ Sgr, m =3.3), at the bottom of the Teapot’s handle. At this hour Saturn is over 5° up in the east-southeast.  As the sky brightens, Jupiter and Mercury follow behind.  Jupiter is 9.0° to the lower left of Saturn. As twilight progresses can you see the two in the sky together without optical aid?  By 30 minutes before sunrise, Jupiter is nearly 6° up in the east-southeast with Mercury 2.6° to its lower left.  One hour after sunset. Mars, high in the west-southwestern sky – is well-past the Pleiades, 3.6° to the upper left of Alcyone.  The planet is below a line from Alcyone to Aldebaran, 10.0° to the lower right of the constellation’s brightest star.  Among the dimmer stars, use a binocular to spot 37 Tau 0.9° to the upper left of Mars.

Read more about the planets during March 2021.

2021, July 29: Jupiter – Mars Opposition

July 29, 2021: The Jupiter – Mars opposition occurs this evening.  The planets are 180° apart as viewed from our planet.  Mars is setting as Jupiter rises.

2021, July 27: Four Evening Planets

July 27, 2021:  Evening Star Venus, Mars, Saturn and Jupiter are in the evening sky.  Mars is nearing its conjunction with Regulus in two evenings.

2021, July 26: Evening Sky, Mars Closes In

July 26, 2021:  Four bright planets are in the evening sky.  Mars closes in on Regulus for their conjunction in three evenings.  Brilliant Evening Star Venus appears to the upper left of the impending Mars – Regulus conjunction.  Saturn and Jupiter are low in the southeastern sky after sunset.

2021, July 25: Evening Sky, Mars on Final Approach

July 25, 2021:  Four evenings before its conjunction with Regulus, find Mars in the western sky to the lower right of Venus.  As the calendar day ends, look for the moon below bright Jupiter.



Categories: Astronomy, Sky Watching

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