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Feb. 10 th WARM UP. How do you find Polaris? Explain how it is not really the stars that are moving in the night sky. ANNOUNCEMENTS: - chpt 20 Reading Due 2/13 -SIN Article & Quiz 2/13. Star Map & Online Guide. http://neave.com/planetarium/. Learning Goal.
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Feb. 10th WARM UP • How do you find Polaris? • Explain how it is not really the stars that are moving in the night sky. ANNOUNCEMENTS: -chpt 20 Reading Due 2/13 -SIN Article & Quiz 2/13
Star Map & Online Guide • http://neave.com/planetarium/
Learning Goal • 4 – I can identify the 5 main constellations and point out where they are without a map. • 3 – I can identify the 5 main constellations and find them with a map • 2 – I know of the 5 constellations and can find them on a map • 1 – I need to reveiw
EQ: What are the 5 key constellations and how can I identify them? Also – keep star chart out
Notes Setup • Name of Constellation (Ursa Major) Ursa Major • Name/nickname if applicable “Great Bear” • Key information • Where is it located now • Circumpolar or seasonal • Drawing • Highlight on star chart
As early as 5000 years ago, people began naming patterns of stars, called constellations, in the honor of mythological characters or great heroes. • Today, 88 constellationsare recognized. • They divide the sky into disjoint units. • Every star in the sky is in one of these constellations.
Ursa Major Ursa Major, 1. Great Bear, is visible in the Northern Hemisphere all year long.
1. Ursa MajorCircumpolar Constellation 2. Points to Polaris (Draco’s tail separates it from the little dipper) 3. Currently in the NE part of the sky 4. Circumpolar
2. Ursa MinorCircumpolar • Ursa Minor, • Little Bear, is the the Northern part of the sky • Ursa Minor is mostly known for Polaris, the North Star, which may be found at the end of the handle. • NE part of the sky • Circumpolar
3. Orion • Known as Orion • Most people are able to identify Orion’s belt first (has 3 stars***) (The constellation Hercules has 2 on his belt) • Southern part of the sky • Winter constellation
OrionNot a circumpolar constellation, but a winter constellationBetelgeuse, the right arm of Orion (or "armpit" as the name suggests), glows with a dull red. Rigel, in the opposite corner of the constellation, is blue and much brighter.
4. Scorpius • Scorpius or the scorpion • Not viewable at the same time as Orion • In summer skies, it’s in the SOUTH • Summer Constellation
5. Cassiopeia & Cepheus • Cassiopeia • Always close to Cepheus • NW side of the sky (by the Milky Way) • Circumpolar
6. Cygnus • Cygnus means “the swan” in latin. Also known as the northern cross. • It is related to the story of Zeus and Leda. • Leda was a Spartan Queen and Zeus disguised himself as a swan and seduced her. She then gave birth to immortal twins.
6. Cygnus • Swan • Best known as the Northern Cross • NE side of the sky • Circumpolar
Draco • Draco, the Dragon, used to hold special significance as the location of the pole star, but due to the Earth's precession, the pole has shifted to Polaris in Ursa Minor.
Orion • On the left: The Hunter - Orion • In the middle: Name: The Bull - Taurus • On the right: Name: The Greater Dog - Canis Major
On the left: The Lion - Leo • In the middle: The Herdsman - Böötes • On the right: The Virgin - Virgo
Summer • On the left: The Crab - Cancer • In the middle: The Scorpion - Scorpio • On the right: The Archer - Sagittarius
On the left and in the middle: Andromeda • The Andromeda constellation is famous for containing the Andromeda Nebula, the closest galaxy to our Milky Way. • On the right: The Fishes, Pisces
Pull out Star Charts Highlight in different colors: • Ursa Major (Feb/June) • Ursa Minor (Feb/June) • Orion (Feb) • Scorpius (June) • Cassiopeia (Feb/June) • Cygnus (Feb/June) FUN • Draco (both) • Cepheus (both) • Canis Major (Feb) • Pegasus (both)
Learning Goal • 4 – I can identify the 5 main constellations and point out where they are without a map. • 3 – I can identify the 5 main constellations and find them with a map • 2 – I know of the 5 constellations and can find them on a map • 1 – I need to reveiw
Blank Star Chart Try to find 5 of the following constellations: ursa major ursa minor orion scorpius cassiopeia cygnus
Star Chart – no lines! Try to find 5 of the following constellations: ursa major ursa minor orion scorpius cassiopeia cygnus