Stuff

Before next class, use your field guide and/or the internet to find out something about:

constellations
asterisms
celestial sphere


From class today, FYI:

http://xkcd.com/1331/

http://scaleofuniverse.com/

http://www.iflscience.com/space/universe-north-american-scale

http://m.space.com/28324-illusion-of-lights-night-sky-video.html?adbid=10152601766496466&adbpl=fb&adbpr=17610706465&cmpid=514630_20150124_39179437

http://xkcd.com/482/

http://www.nasa.gov/sites/default/files/thumbnails/image/iss041e045469.jpg