Transcript stars - astro

STARS
The Constellations of our Galaxy
Born under the sign of…
Greek: Scorpio (Oct 23 and 21 Nov 21)
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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.
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.
2.
What is changing at the same (annual) timescale that we
are observing the changing zodiac? Earth’s revolving.
Do the constellations appear to change positions in the
night sky as Earth travels around our Sun throughout
the year?
Constellations
1.
2.
3.
What is changing at the same (annual) timescale that we
are observing the changing zodiac?
Do the constellations appear to change positions in the
night sky as Earth travels around our Sun throughout
the year? YES
Are the constellations themselves moving?
Constellations
1.
2.
3.
4.
What is changing at the same (annual) timescale that we
are observing the changing zodiac?
Do the constellations appear to change positions in the
night sky as Earth travels around our Sun throughout
the year?
Are the constellations themselves moving? NO
What causes this apparent change in positions?
Constellations
1.
2.
3.
4.
5.
What is changing at the same (annual) timescale that we
are observing the changing zodiac?
Do the constellations appear to change positions in the
night sky as Earth travels around our Sun throughout
the year?
Are the constellations themselves moving?
What causes this apparent change in positions? As
Earth orbits the Sun, our perspective changes
Do all stars appear in different positions at different
times of the year?
Constellations
1.
2.
3.
4.
5.
6.
What is changing at the same (annual) timescale that we
are observing the changing zodiac?
Do the constellations appear to change positions in the
night sky as Earth travels around our Sun throughout
the year?
Are the constellations themselves moving?
What causes this apparent change in positions?
Do all stars appear in different positions at different
times of the year? All except Polaris
Why is Polaris the only star that appears “fixed”?
Constellations
1.
2.
3.
4.
5.
6.
What is changing at the same (annual) timescale that we
are observing the changing zodiac?
Do the constellations appear to change positions in the
night sky as Earth travels around our Sun throughout
the year?
Are the constellations themselves moving?
What causes this apparent change in positions?
Do all stars appear in different positions at different
times of the year?
Why is Polaris the only star that appears “fixed”? Earth’s
axis points to Polaris