Variable star
star whose brightness as seen from Earth fluctuates
Westbrook Nebula
Egg Nebula
SS 433
Psi Leonis
Kapteyn's Star
cataclysmic variable star
Southern Crab Nebula
WASP-14
ADS 1359
57 Camelopardalis
Chi Centauri
Circinus X-1
irregular variable
Cygnus X-3
L 1159-16
long-period variable star
Kruger 60
WASP-19
AG Carinae
Calabash Nebula
Wolf 1061
Betelgeuse
Rigel
Deneb
Achernar
WASP-3
Mira
Capella
Altair
Polaris
Arcturus
Spica
Denebola
Pollux
Castor
Procyon
Mimosa
WASP-2
Beta Centauri
Scorpius X-1
Zeta Puppis
WASP-4
Wolf 424
AD Leonis
Ross 614
WASP-1
WASP-11/HAT-P-10
Sirius A
Electra
U Camelopardalis