Celestial ocean: The watery constellations in the autumn sky

In Northern Hemisphere autumn (Southern Hemisphere spring), you can see some constellations representing a "celestial ocean in the sky" to early stargazers.

Cassiopeia the Queen is overhead on autumn evenings

Spot the constellation Cassiopeia the Queen somewhere in the northern sky during much of the year, and throughout much of the night. It's high overhead now.

Serpens the Snake, the only constellation cut in 2

Serpens the Snake is the only constellation cut in 2. It consists of Serpens Cauda and Serpens Caput, the tail and the head.

Meet Libra the Scales, a zodiacal constellation

The zodiacal constellation Libra the Scales is a fixture of the evening sky during Northern Hemisphere summer (Southern Hemisphere winter).

Lupus the Wolf, a constellation in southern skies

Lupus the Wolf is a constellation that lies between Scorpius and Centaurus. You have to be farther south on the globe to see the Wolf.

Meet the constellation Leo Minor the Little Lion

Leo Minor the Little Lion is a dim constellation that sits upon the back of the larger Leo the Lion. Read about how to see it in April and May skies.

Meet Sextans, the constellation of the sextant

Sextans the Sextant is in a dim patch of sky between Leo and Hydra that is home to some interesting galaxies, and one of the largest supermassive black holes.

Catch a glimpse of Monoceros the Unicorn in the Milky Way

Inside a triangle of 3 bright stars - and hidden within the glitter of the Milky Way - you'll find the constellation of Monoceros the Unicorn.

Lepus the Hare hops through the January sky

Lepus the Hare is a constellation that lies below Orion. You can best spot it on January evenings. It's home to globular cluster M79.

See Eridanus the River in the January sky

Can you find the long, meandering river of stars called Eridanus in your sky? Seeing Eridanus can give you a kinship with stargazers from centuries ago.