Planetary Nebulae
The expulsion of gaseous materials from some aging stars form planetary nebulae. Here are some illustrated examples. Continue reading
The expulsion of gaseous materials from some aging stars form planetary nebulae. Here are some illustrated examples. Continue reading →
Examine the shape and composition of the constellations of the Zodiac. Continue reading →
Examine the shape and composition of the constellations related to the legend of Perseus. Continue reading →
Examine the shape and composition of the constellations related to the legend of Orion the Hunter. Continue reading →
Examine the shape and composition of the constellations immediately surrounding the celestial North Pole. Continue reading →
Examine the shape and composition of the constellations related to the legend of Hercules. Continue reading →
There are many types of nebulae, including emission, diffuse, reflection, planetary, and dark. Learn about them with these illustrated examples. Continue reading →