Magazine

Observing, Upcoming Events

Sky This Month: July 2023

Deep-Sky Objects

Explore 10 beloved star clusters in the Summer Triangle

Observing Basics

Binocular Universe: Bring back Bufo

Astrophotography, The Sun

Ask Astro: Why aren’t solar eclipse photos taken using a Hydrogen-alpha filter?

Planets

Secret Sky: A Venus challenge

Observing

Strange Universe: Astronomy for slobs

Exoplanets

Ask Astro: How many exoplanets does the transit method miss?

Telescopes and Equipment

Navigate the stars with a new type of mount

Deep-Sky Objects

See supernova blast remnants with your own eyes

Robotic Spaceflight

Ask Astro: When Curiosity takes a selfie, where is the shaft that holds the camera?

Deep-Sky Objects

Learn all about the constellation Ara the Altar

Science

Ask Astro: If gravity is the weakest fundamental force, why is the Sun’s gravity so far-reaching?