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.

Telescopes and Equipment, The Sun

Astronomy tests Daystar’s Quark

The Sun has an 11-year sunspot cycle. Do we know if other stars have similar lengths, or is our star unique?

NASA’s SDO observes “Cinco de Mayo” solar flare

Strong evidence for coronal heating theory by nanoflares

Deep-Sky Objects, The Sun

The Real Reality Show: How the Sun Will Die

A 12th-century sunspot enigma

Milky Way, Stars, The Sun

Our Sun came late to the Milky Way’s star birth party

Sun experiences seasonal changes, new research finds

Exoplanets, Planets, Solar System, The Sun

Hubble captures rare triple-moon conjunction

Exoplanets, Planets, Robotic Spaceflight, Solar System, The Sun

Cassini catches Titan naked in the solar wind

Telescope on NASA’s SDO collects its 100 millionth image

Robotic Spaceflight, The Sun

Sun sizzles in high-energy X-rays

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