June's Cosmic Word of the Day

June's Cosmic Word of the Day: Friday, June 13

Term: Magnitude

Definition: Magnitude is a measure of a star's brightness.

Simple Explanation: It tells how bright a star looks.

Example: Bright stars have lower magnitudes.

June's Sky Gem of the Night: Corona Borealis

What It Is: Semicircle of stars, led by Alphecca (magnitude 2.2).

How to Locate: Look high overhead (~9:30 PM). Corona Borealis's semicircle is ~60° up.