Elizabeth Cocking and Toner Stevenson6 days ago3 minIn this MonthAstronomical happenings in DecemberIN THIS MONTH 23 December 1672 Italian astronomer Giovanni Domenico Cassini observes Rhea, one of Saturn's Moons. Cassini discovered four...
Elizabeth CockingNov 121 minDid you know? Astronomical tidbitsDid you know? This Month …. The Astronomical Unit or AU. Used for measuring distances within our Solar System. The Astronomical Unit (AU) is an...