Southern constellations are the 52 constellations located in the southern celestial hemisphere.| www.constellation-guide.com
The list of the 88 modern constellations officially recognized by the International Astronomical Union (IAU), along with their English names, sizes, quadrants and the latitudes between which they are fully visible.| www.constellation-guide.com
Greek constellations are the 48 ancient constellations listed by the Greek astronomer Claudius Ptolemy in his Almagest in the 2nd century CE. Most of them are associated with stories from Greek mythology.| www.constellation-guide.com
Zodiac constellations are the 12 constellations that lie along the plane of the ecliptic, which is defined by the circular path of the Sun across the sky, as seen from Earth.| www.constellation-guide.com