Practice
Learn the sky at your own pace. Choose a constellation or asterism below, then decide how much help you want - every pattern lets you switch between four modes.
A constellation is one of 88 official sky regions. An asterism is a recognizable grouping of stars, sometimes inside a constellation. The lines here are a learning guide between real catalogue stars.
Learn
Name shown upfront. Build the pattern while learning it.
Reference
Name shown, plus a small shape diagram to trace against.
Mystery
The name and answer stay hidden until you solve it.
Recall
Name shown, no diagram or Guide, one hint, and a denser real star field.
Start here · Northern path
A first set of distinct, catalogue-backed shapes.
Big Dipper
7 stars · Northern
Good first pattern
Cassiopeia
5 stars · Northern
Good first pattern
Orion's Belt
3 stars · Both hemispheres
Good first pattern
Summer Triangle
3 stars · Northern
Good first pattern
Northern Cross
5 stars · Northern
Good first pattern
Start here · Southern path
A southern-sky counterpart, without assuming one hemisphere is the default.
Crux
2 stars · Southern
Good first pattern
Centaurus
19 stars · Southern
Good first pattern
Carina
11 stars · Southern
Good first pattern
Scorpius
15 stars · Southern
Good first pattern
Pavo
10 stars · Southern
Good first pattern
Famous patterns
Official constellations
Aquila
9 stars · Both hemispheres
Andromeda
14 stars · Northern
Sculptor
4 stars · Southern
Ara
8 stars · Southern
Libra
7 stars · Southern
Cetus
13 stars · Both hemispheres
Aries
6 stars · Northern
Scutum
4 stars · Both hemispheres
Asterisms
Great Diamond
4 stars · Northern
Spring Triangle
3 stars · Both hemispheres
Great Square of Pegasus
4 stars · Northern
Winter Triangle
3 stars · Both hemispheres
Winter Hexagon
6 stars · Northern
Heavenly G
9 stars · Northern
Segment of Perseus
6 stars · Northern
W
5 stars · Northern
Challenge yourself
More intricate patterns, when you are ready.
Eridanus
31 stars · Southern
Gemini
18 stars · Northern
Hercules
13 stars · Northern
Hydra
17 stars · Both hemispheres
Pisces
17 stars · Both hemispheres
Piscis Austrinus
10 stars · Southern
Sagittarius
21 stars · Southern
Serpens
12 stars · Both hemispheres
More to explore
Pyxis
3 stars · Southern
Bootes
9 stars · Northern
Caelum
3 stars · Southern
Chamaeleon
5 stars · Southern
Cancer
5 stars · Northern
Capricornus
9 stars · Southern
Cepheus
5 stars · Northern
Coma Berenices
3 stars · Northern
Canes Venatici
2 stars · Northern
Auriga
8 stars · Northern
Columba
7 stars · Southern
Circinus
3 stars · Southern
Crater
8 stars · Southern
Corona Australis
6 stars · Southern
Corona Borealis
7 stars · Northern
Corvus
5 stars · Southern
Cygnus
8 stars · Northern
Delphinus
5 stars · Northern
Dorado
6 stars · Southern
Draco
16 stars · Northern
Norma
3 stars · Southern
Sagitta
4 stars · Northern
Fornax
3 stars · Southern
Camelopardalis
7 stars · Northern