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Featured Reference Links:
NASA's Picture of the Day!
NASA has been running a photo of the day service since June of 1995. Feel free to check out today's photo, or look at all of the past photos in their photo archive. Enjoy!
Photo Gallery - Hubblesite.org
The Hubble Space Telescope has been taking breathtaking photos of the cosmos since 1990. At the Hubblesite, there is a public gallery of all of the photos taken by Hubble. Feel free to explore and enjoy!
30 Years in Pictures - European Space Agency
The ESA celebrated its 30th Anniversary by launching a picture slideshow of the History of the European Space Agency. Look through images and see how the ESA has grown to what it is today!
Other Astronomy Photo Links:
Images from NASA's Jet Propulsion Laboratory
NASA's Jet Propulsion Laboratory has a lot of great images of the cosmos taken by many different satellites, like the Spitzer Space Telescope and the Herschel Space Observatory. Check it out!
Skylights Archive and Photo Gallery
The Skylights Archive was created in April of 2002. They also have a Picture Archive and Photo Gallery, with a number of pictures dating back to 1998. Feel free to check it out.