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.
5 events found.
Monthly Night Sky information provided by Chris Vaughan (@Astrogeoguy) at Starry Night Education (@StarryNightEdu).
Events
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See the Lunar X and V (peaks at 9 p.m. EDT)
Several times a year near the moon’s first quarter phase, small clair-obscur effect features on the moon called the Lunar X and the Lunar V become visible in strong binoculars and backyard telescopes for a few hours. The Lunar X, a prominent X-shaped pattern, appears when the rims of the craters Purbach, la Caille, and […]
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First Quarter Moon (at 19:30 GMT)
The moon will complete the first quarter of its orbit around Earth, measuring from the previous new moon, on Wednesday, July 2 at 3:30 p.m. EDT or 12:30 p.m. PDT, which converts to 19:30 GMT. The 90 degree angle formed by the Earth, sun, and moon at that time will cause us to see our […]
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Earth at Aphelion (at 20:00 GMT)
On Thursday, July 3 at 4:00 p.m. EDT, 1:00 p.m. PDT, or 20:00 GMT, Earth will reach aphelion, its greatest distance from the sun for this year. Aphelion’s 94.51 million miles (152.09 million km) distance is 1.67% farther from the sun than the mean Earth-sun separation of 92.96 million miles (149.6 million km), which is […]
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Mercury at Greatest Eastern Elongation near the Beehive (after sunset)
After sunset on Thursday evening, July 3, Mercury (orbit shown in red) will stretch to its widest separation of 25.9 degrees east of the sun, and its maximum visibility, for its current apparition. This appearance of the planet will be reasonably good for both Northern Hemisphere and Southern Hemisphere observers. The optimal viewing time at […]