Alex Galaxies

8/9/2019 Alex Galaxies

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Astronomy

By Alex

Astronomy is the scientific study

and observation of the universebeyond earth including:

stars,planets,comets and

galaxies.


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Galaxies

There are 36 galaxies.

Spiral

Barredspiral

Elliptical

.


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Inner Planets

Mars: Named

after the

Roman god. It

means bloodand war.

Earth:

Named

water oroceans.

Venus: The

Romangod of love

and

beauty.

Mercury: TheRoman god.

He is swift.


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Outer Planets

Gas Giants

Jupiter:

Roman

king of

the gods.

Saturn:

Roman

god of

farming.

Uranus:named

father

of

Greekods.

Neptune:The

Roman

god of

the sea.


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I think Pluto is a planet because it is a

Dwarf Planet so it is considered to me

as a planet. If it is not a planet it shouldbe called a rock or a comet or

something like that.Why would it be

called a dwarf planet? It sounds like aplanet. Right?


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Day and night happens when the earth

goes rotates around the sun.Then the

sun hits the earth and makes day andnight.


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Seasons happen when the earth orbitsthe sun and we are pointing away from

the sun and pointing toward the moon.We get the sun because we rotate onour axis and we get some sun.


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Gravity pulls everything down. It pulls

your house, soil, animals, you, etc.

Gravity pulls youdown.

Gravitypushes on

earth.


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The moon orbits us.

It also rotates. It

takes 28 or 27 earth

days [ or a month].The suns light

bounces off the

moon to make it light

up.


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Lunar Eclipses happens when the Earth

casts a shadow on the moon. Pretty much

the Earth blocks the moon.

The sun The moonThe earth

This is what it

looks like


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A solar eclipse is when the moon blocks us from

the sun.

This is what it looks

like.


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Stars and constellations

A constellation is

when a few stars

make a picture or apattern.

UrsaMajor[BigDipper]

[TheGreatBear

UrsaMinor[LittleDipper]

[TheLittleBear

Orion [Thehunter]

Leo[Thelion]

Cassi-opeia[TheQueen]

Taurus[ The Bull

Here are a fewconstellations.


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Perseus is bordered by Aries , Taurus ,

Andromeda , Cassiopeia , Triangulum , Auriga

, Camelopardalis.


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Uranus vs. Mars

Mars & Uranus have a lot in common and not

in common. Mars is red Uranus is blue. Mars

is rock Uranus is gas & dust. Mars is a innerplanet & Uranus is a outer. Mars is tilted

Uranus is sideways. Mars has 2 moons

Uranus has 8.

They both have color there both planets andthey both have moons.


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The sun

The sun is the center of our solar system.It actually the closest star to us at8.317min.But it is not the biggest star.It isabout 1,392,000.The size to fit 109 orless Earths.It is made of hydrogen ,helium , iron , oxygen , carbon & neon.It

has 3 cores.

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