June's Cosmic Word of the Day: Wednesday, June 25
Term: Light-Year
Definition: A light-year is the distance light travels in one year.
Simple Explanation: It's how far light goes in a year.
Example: Proxima Centauri is 4.2 light-years away.
June's Sky Gem of the Night: Cygnus
What It Is: Constellation with Deneb's cross shape.
How to Locate: Look northeast (~9:30 PM). Cygnus's cross with Deneb is ~40° up.