Physical Geography
Solar system and life
‘SIDE VIEW’ ‘TOP VIEW’ Solar System on outside of Orion Arm (25,000 light years from centre) 100,000 ly.
Against the milky way, we are just a speck of dust in the wind on the Orion arm. The Milky way galaxy has rotated about 50 times.
February 28, 2006 Astronomy 2010 1 Chapter 24: The Milky Way Galaxy M51 Whirlpool Galaxy 31 million LY distant 30,000 LY across.
Space travel methods Ideas Galactic Empires Discussion.docx
1 of 10© Boardworks Ltd 2009. 2 of 10© Boardworks Ltd 2009 The Solar System Our solar system is made up of planets, moons and other celestial bodies orbiting.
Galaxies. Galaxies A galaxy is a huge region of space that contains hundreds of billions of stars, planets, glowing nebulae, dust, empty space, and possibly.
15.Our galaxy A.The Milky Way. B.Spiral shape with arms C.Made up of billions of stars Our Sun just being one of them.
MILKY WAY Period 1 Caitlin and Hiromi Period 1 Caitlin and Hiromi.
Astronomy Contents of the universe We live in the solar system. Earth orbits the sun every yr in elliptical orbit. Distance Earth to sun 1 AU.
Space, time & Cosmos Lecture 5: Galaxies, expanding universe and Relativity
