Planets

The solar system’s planets make for great observational targets, whether using a telescope or your naked eye. But finding them sometimes can be a challenge.

What colors are the planets in our solar system? And why are they so different?

Observing, Planets, Solar System

Catching Mercury by the tail

Planets, Robotic Spaceflight, Solar System, Space Exploration

Martian floods filled Jezero Crater, Perseverance finds

Planets, Robotic Spaceflight, Solar System

Perseverance’s first major successes on Mars — an update from mission scientists

Planets, Solar System

BepiColombo snaps its first images of Mercury

Human Spaceflight, Planets, Solar System

Colonizing Mars could speed up human evolution

Planets, Space Exploration, The Moon

The Moon was volcanically active longer than thought, Chang’e 5 confirms

This may be the first exoplanet found orbiting three stars

Planets, Solar System, Space Exploration

Snapshot: Martian string of craters

The cannibalistic chaos within planetary systems

Planets, Solar System

How would humans decompose on Mars?

Planets, Solar System

Jupiter’s aurorae trigger heat waves

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.

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