At a Glance: United States at Night
In the 20th century, the development of cities and suburbs often conformed to the path of interstate highways. Our lights trace the routes charted by our roads.
Earth At Night: Video Segments
Produced by the Space Telescope Science Institute’s Office of Public Outreach in collaboration with the NASA Earth Observatory.
All images, illustrations, and videos courtesy of NASA
· Daytime photo of lightning in Arizona courtesy of Wikipedia user ed ouimette
· Photo of oil wells and flare in North Dakota courtesy of Tim Evanson
· Photo of fracking equipment in North Dakota courtesy of Joshua Doubek
· Photo of old and new San Francisco – Oakland Bay bridges courtesy of Frank Schulenburg
· Sea creature illustration copyright The National Library of Israel, Shapell Family Digitization Project _and The Hebrew University of Jerusalem, Department of Geography – Historic Cities Research Project
Music courtesy of Associated Production Music
Written by Tracy Vogel
Designed by Marc Lussier
Stars shine behind Earth. Text, at-a-Glance, US Cities and Roads at Night
Two bridges at night. Text, The United States has 4.1 million miles (6.6 million kilometers) of roads, more than any other nation in the world.
White dots on a black map of the United States. Text, This satellite image shows US cities and towns blazing with electric light.
Another US map next to the satellite map. Text, If you look at this map of US highways, railroads, and rivers, you'll see similarities.
In the 20th century, the development of cities and suburbs often conformed to the path of interstate highways.
Lines and white dots on a US map. Text, Our lights trace the routes charted by our roads.