Units
Milky Way Galaxy to Andromeda Galaxy
2.5LY
Light from Sun to Earth
8 minutes
Km
Kilometers
The furthest humans have travelled in space
Apollo 13 who were 400,171 kilometers (248,655 miles)
Speed of Light
300,00km/sec
Earth to Proxima Centauri
4.3ly or 4.4ly
Average distance between Earth and Sun
150 million km (93million miles(
LY
light-year
Distance of Earth to Andromeda Galaxy
23 quintilion miles
Distance light travels in one year
10 trillion km
9.46 trillion kilometers / 10 trillion km
1 year
Speed of Light
300,000km/sec
AU
Astronomical Unit
would be the best to use to measure the distance between galaxies
What is parsec?
Everything that exist in space (planets, galaxies, stars, moons etc)
What is the Universe?
This planet is 40 AU from the sun
Pluto
This is equal to 3.3 light-years
What is parsec?
Mi
miles
Earth to moon
What is 238,900 mi
Explain why these units of measurement are necessary.
Space is too vast to use traditional units of measure, such as kilometers.
Millennium 6-12 Collegiate Academy to the Big Dipper
100LY
This star which is considered the 10th brightest in the night sky is 642.5 light years away from Earth
What is Betelgeuse?
NASA
National Aeronautics & Space Administration
Sun to Neptune
From an average distance of 2.8 billion miles (4.5 billion kilometers), Neptune is 30 astronomical units away from the Sun or 4hrs
List the objects in space from Largest to Smallest
What is Universe, galaxy, solar system, star, planet, moon and asteroid?