Observing | Astronomy.com

Full Moon in July 2016.

Observing, The Moon

2024 Full Moon calendar: When to see the Full Moon and phases

Full Moon November 2017

The Sky This Week from November 15 to 22: 2024’s last Super Moon occults the Pleiades

A photo-illustration of the optical illusion known as Mach bands, as seen on Saturn.

How to see a Saturn ring mirage

Leonid meteor in the sky with an old car in the foreground

The Sky This Week from November 8 to 15: Catch the Leonids early

The Skull Nebula

Deep-Sky Objects, Observing

Five ‘shy,’ lesser-known deep-sky gems to observe

A telescope and the darkening sky

Astronomy for beginners, Observing

Learn the difference between common astronomical terms

A double rainbow seen from Saguaro National Park in Tucson, Arizona, features a bright primary and a faint secondary as a companion. In the foreground are giant saguaro cacti.

Explore the science of rainbows

Universe, Discovered

Universe, Discovered: Comet Tsuchinshan-ATLAS still a naked eye object — barely

Universe, Discovered

Universe, Discovered: Hera launches to asteroid crash scene

Jupiter in Taurus

November 2024: What’s in the sky this month? Mars and Jupiter are improving, while Uranus reaches opposition

Mars globe showing Valles Marineris

The Sky This Week from November 1 to 8: Valles Marineris comes into view

How Yerkes Observatory started over