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 ...

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 ...

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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates on rocket launches, skywatching events and more! You are ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you spend any time with astronomers, sooner or later, you'll hear them use the phrase "M" ...