Hubble Space Telescope -- 2002.11.24|
The Hubble Space Telescope explores the universe using light beyond the visible spectrum, without blurring caused by Earth's atmosphere. Hubble has greatly increased to our knowledge of the universe and the solar system.[=] Credits: APOD archive, 2002.11.24. STS-82 Crew, STScI, NASA.
Keck Sunset -- 2005.12.27|
Located on the 13,796-ft summit of Hawaii's Mauna Kea, where the atmosphere overhead is clear, calm and dry for most of the year, the Keck's two 10-meter instruments are the world's largest optical and infrared telescopes.[=] Credits: Photo by Ernie Mastroianni. W.M. Keck Observatory.
Cerro Tololo Observatory -- 2002.11.11|
Lit solely by starlight, the Cerro Tololo Inter-American Observatory in Chile and the dome of its 4-m Blanco Telescope. Beyond, thousands of stars and diffuse galactic light from the Large and Small Magellanic Clouds and the Milky Way galaxy.[=] Credits: APOD archive, 2002.11.09. Copyright Roger Smith, AURA, NOAO, NSF.
Palomar -- 2003.09.14|
Moonlight illuminates the dome of the Hale 200-inch Telescope at Palomar Observatory. The dome's shutters are closed tight to protect the historic mirror's aluminum coating from airborne ash and smoke from wildfires.[=] Credits: APOD archive, 2003.08.07. Copyright Greg Redfern (2003 JPL NASA Solar System Ambassador).
Roque de los Muchachos -- 2002.11.24|
The island of La Palma is one of Earth's best observing locations. Left to right: the Carlsberg Meridian Telescope, the 4.2-m William Herschel Telescope, the Dutch Open Telescope, the Swedish Solar Tower, the 2.5-m Isaac Newton Telescope, and the 1.0-m Jacobus Kapteyn Telescope.[=] Credits: APOD archive, 2002.09.19. Nik Szymanek (ING), IAC, ENO.
Gemini North -- 2005.03.16|
Gemini North's flexible 8.1-meter mirror prepares to peer into the distant universe. The picture is a composite of over 40 images taken while the Gemini dome rotated.[=] Credits: APOD archive, 2003.09.09. Gemini Observatory, Peter Michaud & Kirk Pu'uohau-Pummill.
Arecibo Radio Telescope -- 2005.12.28|
The world's largest radio telescope, this 305-meter fixed disk was built at Aricebo, Puerto Rico in 1963.[=] Credits: Photo source unknown.
LaSilla MilkyWay -- 2004.09.24|
Taken at the European Southern Observatory in Chile, this stunning view shows faint stars and dark dust clouds along the plane of our Milky Way Galaxy. The dish surface reflects the vista behind the photographer.[=] Credits: APOD archive, 2004.09.23. Copyright Nico Housen, European Southern Observatory.
Haleakala Moon -- 2006.01.05|
Fading sunlight, a young crescent Moon, and brilliant Venus shared 2005's final sunset from Mt. Haleakala. Students can remotely operate the 2-meter Faulkes Telescope over the internet.[=] Credits: APOD archive, 2006.01.04. Copyright: Rob Ratkowski.