The Sun

The Sun seems unchanging, but solar flares, prominences, and sunspots often pop up and disappear. Safely observing the Sun can be both fun and rewarding.

NASA’s mission to the Sun is already cracking some of our star’s mysteries

Meet the stars next door

What’s Hotter Than the Surface of the Sun? The Solar Corona

Why has the Sun gone quiet?

What Will Happen to the Sun?

Robotic Spaceflight, Space Exploration, The Sun

NASA selects PUNCH, a new mission to study the Sun

The Sun gets squirrelly

Whenever I read articles about solar storms, they talk about billions of tons of charged particles that are ejected. How are these amounts calculated?

The Moon, The Sun

Scientists read the Sun’s history in Moon rocks

Powerful superflares could pose a threat to Earth

Exotic Objects, Stars, The Sun

Tiny star flares 10 times brighter than the Sun

Observing, The Moon, The Sun

Our guide to the 2019 South American eclipse

Popular Observing Topics

Credit: NASA Goddard Space Flight Center/Public Domain via Wikimedia Commons.

The Sun

Safely observing the Sun can be a fun and rewarding experience.

Credit: Ted Hauter.

The Moon

Our nearest celestial neighbor provides many great sights.

Planets

Targeting our solar system’s other worlds is well worth the effort.

Credit: Tony Hallas.

Deep-Sky Objects

Nebulae, star clusters, and galaxies are the night sky’s hidden gems.

Credit: Celestron.

Telescopes & Equipment

Explore the tools that can help you unlock the night sky.

Credit: Peter Michaud, Gemini Observatory.

Astrophotography

Capturing great celestial sights is both an art and a skill.

Product Recommendations

Visit The Space Store

Popular Explorations