STARTLING STARS
ANGAD PAL
• Temperature(OBAFGKM, by Annie Jump
Cannon)
• Brightness(Magnitude)
• Type(where is it in its life cycle. For
example: Giant, main sequence, etc.)
Temperature is shown by the system
OBAFGKM. O is the hottest, M is the coldest.
This system was made by Annie Jump
Cannon. Another way to classify is
brightness. Brightness is determined by
Picture of the night sky.
magnitude. Magnitude is a backwards scale,
for example, a magnitude of 1 is brighter than
a magnitude of 6. We can also classify stars
"The Soul of a Tree" by Matthew Brink is licensed under CC BY-NC-SA 2.0
I magine that it is midnight, and you are out by their stage in a life cycle, such as:
• Nebula (youngest)
hiking. You are lost. How will you find your • Main sequence
• Giants/Supergiants
way back? Use the stars! What are stars and
the other. Stars have been used for navigation • White dwarf/Neutron star/black
holes(oldest)
In conclusion, there are many ways to classify
for fun, and more important uses. Even birds stars.
what do we know about them? Stars are
amazing things. Every star is different from
use stars to navigate and find their way
Constellations
through migration. Each star is different.
Each star has its’ own name, attributes, and
Now that you know what stars are, you
should know about the different groups they
constellation that it contributes to.
come in, which are called constellations.
Constellations are different from each other.
What Are Stars
Each looks different in the sky. Here are a few
common ones:
There are many stars, all of them are
• Orion
• Ursa Major
different. How do we tell one apart from the
other? There are many ways to classify. Here
are a few:
• Ursa Minor
Ursa Major and Minor are one of the best
known. The Big Dipper is part of Ursa Major.
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