The Milky Way is the galaxy that contains our Solar System. The descriptor "milky" is derived from the galaxy's appearance from Earth: a band of light seen in the night sky formed from stars that cannot be individually distinguished by the naked eye.
Stars: 25,000 crores ± 15,000 crores
Sun's Galactic rotation period: 240 Myr
Did you know: The Milky Way is one of about fifty galaxies called "The Local Group".