Lect02 - Daily Motions - Rotation Earthly Cycles Day -...

Info iconThis preview shows pages 1–12. Sign up to view the full content.

View Full Document Right Arrow Icon
Daily Motions - Rotation
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Earthly Cycles Day - Earth rotates once Month - Moon orbits the Earth once and rotates once Year - Earth orbits the Sun once
Background image of page 2
What does the universe look like from Earth? With the naked eye, we can see more than 2,000 stars as well as our galaxy, the Milky Way .
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
The Milky Way
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Constellations – the 88 semi-rectangular regions that make up the sky
Background image of page 6
Star Names SIRIUS Betelgeuse Aldebaran Rigel Use Orion in to find other objects Pleiades
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Orion in the Winter Sky
Background image of page 8
Orion in the Winter Sky
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
inverted mixing bowl …. Consider the dome of the sky over our heads….
Background image of page 10
The Celestial Sphere Stars at different distances all appear to lie on the celestial sphere. The ecliptic is the Sun’s apparent path through the celestial sphere over the course of a year. I n ast r onomy and navi gat i on, t he cel esti al sphere i s an i magi nar y r ot at i ng spher e of "gi gant i c r adi us", concent r i c and coaxi al wi t h t he Ear t h. Al l obj ect s i n t he sky can be t hought of as l yi ng upon t he spher e.
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 12
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/15/2011 for the course ASTR 2003 taught by Professor Bursick,s during the Spring '08 term at Arkansas.

Page1 / 26

Lect02 - Daily Motions - Rotation Earthly Cycles Day -...

This preview shows document pages 1 - 12. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online