ECLIPSE

• Umbra

  The region of complete shadow during a total eclipse
• Lunar eclipse

  An eclipse that occurs when the Earth's shadow falls on the Moon
• Solar eclipses are not safe to watch with the naked eye- TRUE
• Corona

  The outer layer of the sun
• General relativity

  The theory that proves that the star's position changes because the path of light is bent by gravity when it approaches a big object like our sun