'Spiral arm' presentation slideshows

Spiral Galaxies Similar to the Milky Way

Spiral Galaxies Similar to the Milky Way. Edge view. View from above. The Milky Way. The Sun is located on the Orion spiral arm about 30,000 LY from the galactic center. It takes about 230 million years for the sun to complete one orbit around the galactic center.

905 views • 78 slides

PHYS 3380 - Astronomy

785 views • 78 slides

A Census of the Universe

A Census of the Universe. A Census of the Universe. Chris Pearson : Japan Aerospace Exploration Agency (JAXA) cpp@ir.isas.jaxa.jp http ://www.ir.isas.jaxa.jp/~cpp/. The Life of an Astronomer. The Life of an Astronomer. Rocks from space!!!!! Arizona Meteor Crater.

696 views • 53 slides

Earth and Space Science

Earth and Space Science. 8 th Grade Science Content Strand 4. 4.a. Lithosphere and Asthenosphere. Lithosphere- solid, rigid, rocky; divided into plates, sits on top of asthenosphere Asthenosphere- plastic, flowing, hot; mantle, contains convection currents.

382 views • 25 slides

Size and Scale of the Universe

Size and Scale of the Universe. Image courtesy of The Cosmic Perspective by Bennett, Donahue, Schneider, & Voit; Addison Wesley, 2002. Earth. Planet where we all live Comprised primarily of rock Spherical in shape 12,700 km in diameter

668 views • 16 slides

Animation sequence created by Phil Harrington http://www.philharrington.net

Just remember that you're standing on a planet that's evolving And revolving at nine hundred miles an hour. We're thirty thousand light years from galactic central point. We go 'round every two hundred million years,. Our galaxy itself contains a hundred billion stars.

114 views • 1 slides