The distance that the light travels in one year.. A group of stars forming a pattern that is traditionally named after its apparent form or identified with a mythological figure.. The highest point reached by a celestial or other object.. A celestial body moving in an elliptical orbit around a star.. The time at which the sun crosses the celestial equator, when day and night are of equal length..
A small, dim, hot star.. Certain specific wavelengths within a spectrum characterized by lines.. A narrow band of stars on the H-R diagram that runs diagonally from the upper left to the lower right.. The magnitude of a star that we would observe if the star were placed 32.6 light years from Earth.. A graph that compares the properties of stars..
not considered a planet anymore because of being so far away and small. very hot and stormy planet. This planet has rings made of rocks and ice.. The largest ball of energy and light that is ia star and is extremely hot. 4th planet from the sun that is redish in color.