Astronomy Almanac
>
Home
Images
Questions
Almanac
Our Universe
Planets
Moons
Constellations
Stars
Messier Objects
Galaxies
Nebulae
History
Timelines
Astronomers
Glossary
Glossary
>
Right Ascension
Definition
Right Ascension
Right Ascension is the angular distance in the sky measured eastwards from the intersection of the ecliptic and the equator of Aries