BATTLESHIP

SUN

• The sun has two surface features, sunspots and solar flares.
• The sun has two main regions of the atmosphere, the chromosphere and corona.
• The Sun moves along with the entire solar system around the center of the galaxy.
• The sun is categorized as a star.
• The sun's solar activity has solar wind, solar flares, and sunspots.

COMETS

• Atmosphere is made of ice in the sunlight called a coma
• Known as a dusty snowball by the dry , icy surface
• Has a rare long dusty tail
• Moves on oval paths called eclipses
• LIGHTYEARS: astronomical distance equivalent to the distance light travels a year

TELESCOPES AND SPECTROSCOPE

• The telescope Invented by Hans lippershey in 1608
• Galileo Galilee first used it for astronomical purposes
• Spectroscope was invented by Sir Issac Newton
• The spectroscope is used to identify any element just
• From the color And light it gives off

ASTRONOMICAL UNITS

• Astronomical unit equation was made by Eusebius
• Used to calculate how far a planet or star is form the moon
• You can also use light years or parsec's