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.

Astronomers find clues to decades-long coronal heating mystery

Why do sunspots appear in groups?

Deep-Sky Objects, Robotic Spaceflight, The Sun

Telescope on IRIS sees first light

Large coronal hole near the Sun’s north pole

The craziest coronal mass ejections

Sun’s loops are displaying an optical illusion

Solar prominences put on strange and beautiful show in the Sun’s sky

Measurements help defend power grid against space weather

Deep-Sky Objects, Robotic Spaceflight, The Sun

NASA launches satellite to study how Sun’s atmosphere is energized

Exoplanets, Planets, The Sun

What produces the “blue flash” during sunset?

SDO witnesses a solar splashdown

Deep-Sky Objects, Robotic Spaceflight, The Sun

NASA prepares for launch of next solar satellite

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