Constellations
All 88 constellations officially recognized by the International Astronomical Union. Each constellation is a defined region of the celestial sphere, together covering the entire sky.
Best Viewing in September
7 constellations at their best this month
Capricornus
An ancient zodiac constellation representing the sea-goat, giving its name to the Tropic of Capricorn.
Cygnus
A prominent constellation forming the Northern Cross, with Deneb as part of the Summer Triangle.
Delphinus
A small, charming constellation with a distinctive diamond shape, representing the dolphin of Poseidon.
Equuleus
The second smallest constellation, representing a little horse or foal near Pegasus.
Indus
A faint southern constellation containing Epsilon Indi, one of the nearest stars to our Sun.
Microscopium
A faint southern constellation representing a microscope, located south of Capricornus.
Northern Hemisphere
31 constellations best seen from northern latitudes
Equatorial
12 constellations visible from both hemispheres
Southern Hemisphere
45 constellations best seen from southern latitudes