20 Awesome Facts About Space | eBaum's World

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20 Awesome Facts About Space

We barely even know our own universe!

By godimgay

Published 10 years ago

We barely even know our own universe!

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1
The core of a star reaches 16 million degrees celsius. A single grain of sand this hot would kill a human from 150 km away.

2
The sun accounts for 99.86 of all mass in our solar system.

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3
The 40,000 km-wide Great Red Spot on Jupiter is a storm that's been brewing for at least the past 200 years. To put it into perspective, the Earth could fit in the Red Spot three times over.

4
Because there's no atmosphere on the Moon, the 1969 footprints by Apollo 11 are still there today.

5
Mars is the home of Mount Olympus, the tallest volcano in the solar system. At 21 km high, and 60 km wide, it's roughly the size of Ireland.

6
Only three people have died outside our atmosphere.

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7
Jupiter is two and a half times larger than all the other planets in the solar system combined.

8
It takes the average photon 170,000 years to travel from the sun's core to the surface.

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9
It takes that same photon only 8 minutes to then reach Earth.

10
Over a thousand planets were discovered in the last 20 years.

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11
Contrary to popular belief, the Earth has more than one moon. Cruithne "The Earth's Second Moon" is one of six quasi-satellite asteroids that rotate in a near identical orbit to the Earth.

12
All of the planets in our solar system could fit in the space between the Earth and the Moon.

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13
You can see another galaxy with the naked eye: The Andromeda Galaxy, 2.2 million light years away.

14
Astronauts left a mirror on the Moon's surface during the Moon landing. Scientists used this mirror to bounce a laser off it and accurately measure the distance to the Earth.

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15
Scientists recently discovered a planet lost in the glare of a supernova for 21 years.

16
The sun is over 300,000 times larger than the Earth.

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17
The sun's temperature is approximately 9,941 degrees Fahrenheit.

18
An object the size of Mars collided with the Earth 4.5 billion years ago.

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19
The Sun travels around the galaxy a journey of 100,000 light years once every 200 million years.

20
A tablespoon of a neutron star would weigh about 10 billion tons.

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Categories:

Pop Culture Science & Technology

Tags:

space facts universe galaxy nasa

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