May 28, 2021: This evening Mercury passes brilliant Venus for the second of three conjunctions during this evening apparition of the second planet from the sun. Use a binocular about 45 minutes after sunset to see the speedy planet 0.4° to the lower left of Venus. This is the closest visible conjunction until 2033.
May 24, 2021: Morning planets Jupiter and Saturn are in the southeast before sunrise. In the evening sky, brilliant Evening Star Venus, Mercury, and Mars line up along the solar system’s plane. The bright moon is in the southeast near Zubenelgenubi, “the southern claw.”
May 23, 2021: Five bright planets parade across the sky. Jupiter and Saturn are visible before sunrise in the southeastern sky. The star Fomalhaut is becoming visible below bright Jupiter and near the horizon. After sundown, Evening Star Venus, Mercury, and Mars are in the western sky. The bright moon is in the southeastern sky during the nighttime hours.
May 22, 2021: Five planets parade across the sky. Jupiter and Saturn are in the southeast before sunrise. Evening Star Venus, Mercury and Mars are in the western sky after sunset. A bright moon is in the southeastern sky.
May 21, 2021: Three bright planets are dancing in the western sky after sundown. Evening Star Venus is entering the sky for a months-long residency after its solar conjunction two months ago. Mercury is heading for a conjunction with Venus after its best evening appearance of the year. Mars continues its eastward march in Gemini, but time is running out on its appearance as it approaches brighter evening twilight and a conjunction with Venus.
May 20, 2021: Evening Star Venus, Mercury, and Mars continue their planetary dance in the western sky after sunset. Begin looking for brilliant Venus about 30 minutes after sunset. Fifteen minutes later, Mercury and Mars join the ballet.
May 19, 2021: The display of five planets continues. Jupiter and Saturn are morning planets, visible in the southeast before sunrise. After sunset, brilliant Evening Star Venus, Mercury, and Mars are in the western sky. The half-full moon is to the upper left of Regulus.
May 18, 2021: Bright morning planets Jupiter and Saturn are in the southeast before sunrise. After sunset, Evening Star Venus, Mercury, and Mars are lined up in the western sky. The thick crescent moon is higher near Regulus.
May 17, 2021: The five bright planets – Saturn, Jupiter, Venus, Mercury, and Mars – are visible in night sky. Jupiter and Saturn are in the morning. Evening Star Venus, Mercury and Mars are in the evening sky with the crescent moon.
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.
