These are constellation (星座) which aren't popular.

Lyra (天琴)

• Is an ancient musical instrument
• Small and faint
• The bright star is the 5th star - Vega
• A pair of double stars

Aquila (天鷹) 

• A picture of a powerful eagle
• Bright star called Altair
• Appear in early evenings
• Pretty, recognizable straight-line group of stars 

Cygnux (天鵝)

• The brightest constellation in the sky
• Anorthern constellation
• Listed by the Ptolemy
• Meaning of a swanover the Milky Way

Ursa Major (大熊)

• The body and the tail is made out of the Big Dipper
• Listed by the Greeks
• Legend: Zeus turned Callisto into a bear and put her in the sky with her son

Ursa Minor (小熊)

• In the northen sky
• Listed by Ptolemy
• The north of Celestial Pole

Bootes (牧夫)

• Have double stars and variable stars
• Have the fourth brightest star
• Legend: a person called Callisto changed into a bear

Cassiopeia (仙后)

• Legend: the wife of Cepheus, a Ethiopian king and the mother of Andromeda
• Look like the shape of a "W"
• Can find out the "polar star"(北極星)

Cephus (仙王)

• King of Ethiopia
• Have a blue, white star called Alpha Cehpei

Perseus (英仙)

• A hero in the sky
• Found in the sky during the winter in the Northern Hemisphere
• Algol is a special type of binary star and it winks