STARS The Constellations of our Galaxy. Born under the sign of…

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Presentation transcript:

STARS The Constellations of our Galaxy

Born under the sign of…

Greek: Scorpio (Oct 23 and 21 Nov 21) A giant scorpion sent forth by Gaia to slay ORION when he threatened to slay all the beasts of the earth. A giant scorpion sent forth by Gaia to slay ORION when he threatened to slay all the beasts of the earth. Constellation is “paired” with Orion, which leaves the sky when Scorpio appears. Constellation is “paired” with Orion, which leaves the sky when Scorpio appears.

Orion the Hunter

Lakota: The Hand

Design your own constellation

Constellations 1. What is changing at the same (annual) timescale that we are observing the changing zodiac?

Constellations 1. What is changing at the same (annual) timescale that we are observing the changing zodiac? Earth’s revolving. 2. Do the constellations appear to change positions in the night sky as Earth travels around our Sun throughout the year?

Constellations 1. What is changing at the same (annual) timescale that we are observing the changing zodiac? 2. Do the constellations appear to change positions in the night sky as Earth travels around our Sun throughout the year? YES 3. Are the constellations themselves moving?

Constellations 1. What is changing at the same (annual) timescale that we are observing the changing zodiac? 2. Do the constellations appear to change positions in the night sky as Earth travels around our Sun throughout the year? 3. Are the constellations themselves moving? NO 4. What causes this apparent change in positions?

Constellations 1. What is changing at the same (annual) timescale that we are observing the changing zodiac? 2. Do the constellations appear to change positions in the night sky as Earth travels around our Sun throughout the year? 3. Are the constellations themselves moving? 4. What causes this apparent change in positions? As Earth orbits the Sun, our perspective changes 5. Do all stars appear in different positions at different times of the year?

Constellations 1. What is changing at the same (annual) timescale that we are observing the changing zodiac? 2. Do the constellations appear to change positions in the night sky as Earth travels around our Sun throughout the year? 3. Are the constellations themselves moving? 4. What causes this apparent change in positions? 5. Do all stars appear in different positions at different times of the year? All except Polaris 6. Why is Polaris the only star that appears “fixed”?

Constellations 1. What is changing at the same (annual) timescale that we are observing the changing zodiac? 2. Do the constellations appear to change positions in the night sky as Earth travels around our Sun throughout the year? 3. Are the constellations themselves moving? 4. What causes this apparent change in positions? 5. Do all stars appear in different positions at different times of the year? 6. Why is Polaris the only star that appears “fixed”? Earth’s axis points to Polaris