November 3, 2021:  Before sunrise speedy planet Mercury, the crescent moon, and the star Spica are grouped together.  The trio does not appear this close together again until 2033.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/24/2021-november-3-unusual-mercury-crescent-moon-spectacular/

October 31, 2021:  There is no Halloween Full moon this year, and the phase is not close.  The crescent moon is in the morning sky.  Mercury is low in the east-southeast before sunrise.  The planet pack – Venus, Saturn, and Jupiter – gleam in the evening sky.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/23/2021-october-31-no-halloween-full-moon/

October 29, 2021:  Venus reaches its greatest elongation from the sun.  It is in the evening sky with Jupiter and Saturn.  The crescent moon and Mercury are in the eastern sky before sunrise.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/22/2021-october-29-venus-greatest-elongation/

October 29 – November 1, 2021:  The crescent moon moves in front of the stars of Leo in the eastern sky before sunrise.  Watch the moon appear lower and the phase shrink (wane) each morning. Also note that there is no Full moon on Halloween this year!

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/21/2021-october-29-november-1-lion-moon/

October 26, 27, and 28, 2021:  During the early morning hours, the bright gibbous moon appears in front of Gemini’s stars.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/20/2021-october-26-28-morning-gemini-moon/

October 26, 2021: Mercury is at its greatest morning appearance for the year.  Look low in the east-southeast before sunrise.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/19/2021-october-26-speedy-mercurys-morning-best/

October 25, 2021: This morning the bright gibbous moon seems to be caught between the horns of Taurus.  Mercury is making its best morning appearance.  The planet pack – Venus, Jupiter, and Saturn are in the evening sky.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/18/2021-october-25-caught-between-the-horns/

October 24, 2021:  Saturn is at its closest to Jupiter as the Jovian Giant picks up eastward speed.  The morning moon and Mercury are visible before sunrise.  Brilliant Evening Star Venus, Saturn, and Jupiter are in the sky after sunset.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/17/2021-october-24-saturn-inches-toward-jupiter/

October 23, 2021:  This morning the bright moon is near the Pleiades star cluster.  Mercury is making its best morning appearance.  In the evening sky, Venus, Jupiter and Saturn are easy to spot.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/16/2021-october-23-morning-moon-near-pleiades/

October 22. 2021:  Speedy Mercury is low in the east before sunrise.  It is putting on its best morning performance of the year.  Arcturus, in the east-northeast, is about the same altitude as Mercury.

This episode is also available as a blog post: https://whenthecurveslineup.com/2021/10/15/2021-october-22-mercurys-morning-best-arcturus/