Magazine | Page 18 of 281 | Astronomy.com

Why is the night sky dark?

Winner of the 50th anniversary essay contest announced

JWST image of the Pillars of Creation

If protostars aren’t yet generating light through fusion, how can JWST see them?

The Sun provides necessary energy for life on Earth, thanks to its powerful but compact core, which takes up just 1/50 our star’s volume.

Strange Universe: Astounding fundamentals

NASA's image of a "ring of fire" eclipse.

The Moon, The Sun, Upcoming Events

How to see the 2023 annular eclipse: The ‘Ring of Fire’ is here

Anyone can get started with observing, thanks to the Astronomical League’s programs. Here, the author peers through her telescope in the twilight.

Observing Basics

Observing Basics: Supercharge your observing

Crisscross Cassiopeia the Queen to find the constellation’s characteristic clusters.

Deep-Sky Objects

Binocular Universe: Queenly clusters

The wide-field view of the Cygnus Loop was taken with the WIYN 0.9-meter at KPNO.

Deep-Sky Objects

Secret Sky: Fleming’s Triangular Wisp

A frame from the Illustris Simulation

What is the cosmic web made of?

Artist concept of Cassini crashing into Saturn

Alien Life, Solar System

Why was Cassini crashed into Saturn to prevent contamination if Huygens intentionally landed on Titan?

Where is our solar system’s super-Earth?

Annular solar eclipse

Sky This Month: October 2023