Observing | Page 72 of 135 | Astronomy.com

The Sun, Upcoming Events

The greatest eclipse for the rest of our lives

Saturn near opposition

The Sky This Week from September 6 to 13: Saturn at opposition

Light pollution linked to higher risk of Alzheimer’s disease

NGC 253 in Sculptor

Astronomy for beginners, Observing

What do NGC numbers mean?

Saturn at Opposition at Waterton Lakes

September 2024: What’s in the sky this month?

The Sky This Week from August 30 to September 6: See Mercury at its best

Observing, The Moon, Upcoming Events

The Moon, Mars, and Jupiter meet up! This Week in Astronomy with Dave Eicher

Winter Constellations

Observing, Stars

Five almost-famous stars worth gazing at

Blackeye Galaxy

The Sky This Week from August 23 to 30: Comet Olbers gets a black eye

My first image of the Lagoon Nebula (M8) was effectively zoomed in so far that the object looked nothing like a lagoon. It was taken with a Nikon D3100 on my Celestron 8-inch SCT, with an exposure time of 30 seconds at ISO 3200.

Astrophotography, Observing Basics

How to choose the right focal length for your astrophotos

Observing, Science

Where did the constellations come from?

Sturgeon Full Moon

The Sky This Week from August 16 to 23: It’s a Blue Sturgeon Moon