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Skywatcher and photographer David Paleino snapped this view of the total lunar eclipse of June 15, 2011 from Italy using a Fujifilm FinePix S2000HD camera.
Lunar eclipses occur when Earth's shadow blocks the sun. There are three types: The most dramatic is a total lunar eclipse. Find out when is the next one.
In the 1500s, when virtually everyone believed Earth was the c...
The Milky Way Galaxy is organized into spiral arms of giant stars that illuminate interstellar gas and dust. The sun is in a finger called the Orion Spur.
Galaxies are composed of stars, dust, and dark matter, all hel...
Edwin Hubble
Often lauded as the father of modern cosmology, Edwin Powell H...
The Andromeda Galaxy's Coat of Many Colors
The Andromeda galaxy is the most distant object in the sky tha...
Galileo Galilei is credited with discovering the first four moons of Jupiter.
Italian astronomer Galileo Galilei made a number of inventions...