May 16, 2021: The moon occults a star in Gemini this evening, and Mercury reaches its greatest separation from the sun. Bright Jupiter and Saturn are in the southeast before sunrise. After sunset, Evening Star Venus, Mercury, Mars, and the lunar crescent are lined up above the western horizon.
This episode is also available as a blog post: https://whenthecurveslineup.com/2021/05/09/2021-may-16-lunar-occultation-mercury-best/