Deep-Sky Objects | Astronomy.com

The silver, multi-sided dome of the Discovery Channel Telescope stands under a clear blue sky, surrounded by tall pine trees and patches of snow, with a security fence enclosing the observatory.

Deep-Sky Objects

Observing with a 4-meter telescope

A vibrant, detailed image of the spiral galaxy NGC 6946, also known as the Fireworks Galaxy. The galaxy’s bright yellow core is surrounded by swirling spiral arms glowing with red and blue regions of star formation, all set against a dense background of stars.

Deep-Sky Objects

Deep-Sky Dreams: NGC 6946

IC 1396, is a bright glow in Cepheus that contains several complex objects, including the Elephant Trunk, shown in this image as a tendril of back dust and red emission, appearing to rise vertically through the frame against a field of stars.

Deep-Sky Objects

Deep-Sky Dreams: Emission nebula IC 1396

Image of a densely populated star field showing the open star cluster NGC 7789, also known as Caroline’s Rose Cluster, situated in the constellation Cassiopeia. The image is filled with countless small stars, and the central cluster appears as a slightly more concentrated region of stars forming a subtle rose-like pattern. The background is a deep black space with thousands of bright and faint stars of varying colors, including white, blue, and yellow hues.

Deep-Sky Objects

Deep-Sky Dreams: NGC 7789

A collection of blue and orange and white stars against a deep black background

Deep-Sky Objects

Deep-Sky Dreams: The Owl Cluster

Lobster Claw and Bubble nebulae

Deep-Sky Objects

Deep-Sky Dreams: Sharpless 2–157

Bubble Nebula

Deep-Sky Objects

Deep-Sky Dreams: The Bubble Nebula

Kemble's Cascade

Deep-Sky Objects

Deep-Sky Dreams: Kemble’s Cascade

IC 342

Deep-Sky Objects

Deep-Sky Dreams: Face-on spiral IC 342

Deep-Sky Objects

Deep-Sky Dreams: The Dusty Hand Galaxy

Deep-Sky Objects

Deep-Sky Dreams: Coddington’s Nebula

The Lemon Slice Nebula

Deep-Sky Objects

Deep-Sky Dreams: The Lemon Slice Nebula