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Science (astronomy)

astronomy questions

leap year a year when 4 extra days is added to the calender
zenith point directly above you
astrolab instrement that measures the angle between the horizon
absolute magnitude brightness of a star
asteroid small rocky body that revolves around the sun
appartent magnitude how bright a star appers to a observer
calender system for organizing time
asteroid belt region of solar system that contains most asteroids
constellation a section of the sky that contains reconizable star patterns
day time requierd for earth to rotate once on its axis
eclipse event which the shadow of ones celestial body that falls on another
ellipse a closed curve
light year unit of legnth equal to the distance light travels in space
meteriod a small rocky body that revolves around the sun
moon a natural satilight
retrograde rotation clockwise spin of a planet or moon
revolution elliptical motion of a bodyas it orbits another body in space
Created by: kebjab