If you’re a Snapchat Plus subscriber, you may have stumbled across Friend Solar System icons. Each Snapchat planet has its own distinct meaning.

What does the green dot mean on Snapchat? Read on to discover its purpose, how it works, and what it signifies for your activity and privacy on the app.

it simply means they've opened Snapchat in the past day, and doesn't necessarily mean they're online right now or just were a few minutes ago. While it's not the best way to figure out if someone ...