Monthly Night Sky information provided by Chris Vaughan (@Astrogeoguy) at Starry Night Education (@StarryNightEdu).

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Today
  • Mars Buzzes the Beehive (evening)

    During the first week of May, the eastward orbital motion of the planet Mars will carry it through the northern edge of the large, bright open star cluster in Cancer known as the Beehive and Messier 44. After dusk, you can locate the medium-bright, reddish dot of Mars shining about halfway up the western sky. […]

  • Eta-Aquariids Meteor Shower Peak (overnight)

    The annual Eta-Aquariids Meteor Shower is produced when Earth’s orbit carries us through a cloud of particles left behind by repeated trips of Halley’s Comet along its own orbit around the sun. The shower, which runs from April 19 to May 28, will peak in intensity from Monday evening to Tuesday morning, May 6 in […]

  • Moon near the Lion’s Heart (all night)

    As the sky is darkening on Monday evening, May 5, Leo’s brightest star Regulus will appear just to the right of the waxing gibbous moon. That hot, white, B-class star, which is located only 79 light-years from our sun, marks the heart of Leo, the Lion. For skywatchers viewing the duo later at night, or […]

  • Friday Night Sights

    Join us (weather permitting) at our Observatory! See Friday Night Sights: Explore the Night Sky – RASC Hamilton for the latest updates on the upcoming date.

  • Bright Moon Approaches Spica (all night)

    When the sky darkens on Friday evening, May 9 in the Americas, Spica, the brightest star in Virgo, will appear a short distance to the moon’s lower left – close enough for them to share the view in binoculars (orange circle). As the pair crosses the sky during the night, the moon’s orbital motion will […]