12

Howard

Astronomical League

12

All Astro-images by HAL Members!

3

Image byPeter Friedman

Andromeda Galaxy

Image byGene Handler

Lunar Eclipse

5

Light Pollution

6

Wasteful

7

Harmful

8

Ugly

9

Billions in Wasted Energy

10

All the light you see here is waste… energy spent

to light up space!

11

Can’t Escape It

Image byPeter Friedman

Lagoon Nebula

Image byJoe Bohanon

Great Nebula in Orion

Image byWayne Baggett

Triangulum Galaxy

15Dark Sky

16Dark Sky

Watch these4 stars!

17Not-So-Dark Sky

18Not-So-Dark Sky

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This is about as good asit gets in Howard County

20Light Polluted Sky

21Light Polluted Sky

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This is what the night sky looks like in most of

Columbia

See what you’re missing?

Image byGene Handler

Horsehead Nebula

12

www.howardastro.org

Image byDavid Illig

Galaxies in Leo

Light Pollutionhurts the environment!

28

Algal Blooms

29

Insects Disoriented

30

Food Chains

Disrupted

31Animal Migrations Disturbed

32

Image byPeter Nerbun

Clavius Crater

33

Image byPeter Friedman

Omega Nebula

Image byJames Willinghan

Mars

35The Cause

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InsufficientlyShielded Light

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TotallyUnshielded Light

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Light going where it’s not needed

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Light shining in your eyes

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Light going inUnintended Directions

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Over-illumination

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Light Shining Upward

43Light Trespass

44

Do the neighbors ever sleep?

45

Dangerous and Distracting

46

Where’s the Stop Sign?

47

Why?

12

www.howardastro.org

Image byJames Willinghan

Jupiter

Image byJames Willinghan

Saturn

51There Are Solutions!

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Light where you want it to go

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Light shining downward

54

Replace streetlightswith Imbedded Lighting

Light doing what you want it to do

56

“Normal” Blackout

Image byDavid Illig

Ring Nebula

58

It doesn’t have to be this way!

Image byEddie Crawford

Copernicus Crater

Image byJames Willinghan

Full Moon