For one brief stretch each spring, amateur astronomers attempt one of backyard astronomy’s most ambitious challenges: spotting an entire catalog of deep-sky objects in a single night. Known as the ...

Last summer, the global amateur astronomer community was rocked when it lost one of its giants. Don Machholz from Arizona passed away suddenly on Aug. 9, 2022, at the age of 69. Don was a preeminent ...

French astronomer Charles Messier's list of the best and brightest deep sky objects is popular with skywatchers of all experience levels. During the new moon period in early spring each year, it's ...

Anyone spotting a globular star cluster like M13 for the first time through an amateur telescope will recognize a fascinating white spot, which at first glance could also be a comet without a ...

With the New Moon arriving tomorrow, amateur astronomers from around the world are getting ready for the annual Messier marathon. During the event, observers will attempt to spot as many objects from ...

M31, the Andromeda Galaxy, and its satellite galaxies M32 (a hazy star just above-left of M31's center) and M110 (the oval structure below-left of M31's center). Photograph taken at Kopernik ...

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