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.

Exoplanets, Exotic Objects, Planets

Astronomers discover a chunk of a planet’s core around a long-dead star

Exoplanets, Planets, Solar System

TESS spots its first exocomet around one of the sky’s brightest stars

Exoplanets, Planets, The Moon

Mercury, Venus, and Neptune rise with the crescent Moon tomorrow morning

Exoplanets, Planets, Solar System

Astronomers finally confirm methane on Mars

Exoplanets, Planets, Solar System, Space Exploration

The case for Trident: NASA’s shrinking window for a mission to Triton

Exoplanets, Planets, Solar System

Saturn’s small moons formed from the dust of its rings

Observing, Planets

A trio of bright planets line up for a show Wednesday morning

Observing, Planets

Mars sweeps past the Pleiades

Exoplanets, Planets

A map to Planet Nine: Charting the solar system’s most distant worlds

Observing, Planets

Black-eyed Jupiter will put on a show Thursday morning

Observing, Planets

Mercury puts on its best evening show of 2019 tonight

Mars in daylight, no telescope needed

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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