Afterschool Universe

Cosmic Survey Cards

New York City
New York City:
 
How Big? Land area (excluding water) is approximately 820 square kilometers (320 square miles)
How Far? Depends on location on Earth
How Old? New York was founded as a commercial trading post by the Dutch in 1624
Pyramids
Pyramids:
 
How Big? Few hundred feet
How Far? Average distance from the United States is roughly 11,000 kilometers (7000 miles)
How Old? Approximately 4,000 years
Hubble Telescope
Hubble Telescope:
 
How Big? 12 meters long (40 feet)
How Far? 560 kilometers (350 miles) above the surface of the Earth
How Old? Launched into space in 1990
Moon
Moon:
 
How Big? 3200 kilometers (2000 miles) in diameter
How Far? 400,000 kilometers (250,000 miles)
How Old? Approximately 4.5 Billion years
Jupiter
Jupiter:
 
How Big? 142,984 kilometers (89,365 miles) diameter
How Far? 588 million kilometers (365 million miles)
How Old? Approximately 4.5 Billion years
Sun
Sun:
 
How Big? 1.4 Million kilometers (875,000 miles) in diameter
How Far? 150 Million kilometers (93 Million miles)
How Old? Approximately 4.5 Billion years
Pleiades Stars
Pleiades Stars:
 
How Big? 100 Trillion kilometers (60 Trillion miles) across the cluster
How Far? 4000 Trillion kilometers (2400 Trillion miles)
How Old? Approximately 100 Million years
Whirlpool Galaxy
Whirlpool Galaxy:
 
How Big? 1 Million trillion kilometers (600,000 Trillion miles) across
How Far? 3 × 1020 kilometers (200 Million Trillion miles)
How Old? 10 Billion years
Hubble Galaxies
Hubble Galaxies:
 
How Big? It takes light approximately 7 million years to go across this field of galaxies. This translates roughly to a size of 6.6 × 1019 kilometers (4.1 × 1019 miles).
How Far? The galaxies in the Hubble Ultra Deep Field are at a range of distances from us. The average distance is 7.2 × 1022 kilometers (4.5 × 1022 miles).
How Old? The galaxies in the Hubble Ultra Deep Field have a range of ages from 7 Billion years to approximately 13 Billion years.
A service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA/GSFC