composite image of the uses data from three of NASA's Great Observatories. The Chandra X-ray image is shown in light blue, the Hubble Space Telescope optical images are in green and dark blue, and the Spitzer Space Telescope's infrared image is in red.
2017 Astronomical Events Check out our calendar of some of astronomical events for sky watchers. Most of these natural occurrences can be observed with the naked eye but use a pair of binoculars or a telescope for best viewing.
dequalized: “The last launch of the Space Shuttle Endeavour, as photographed by Dan Winters, an award-winning photographer based in Austin, Los Angeles. Last Launch is a book by Dan Winters which is a.
Super Massive Black Holes by PHD Comics. Sagittarius A*, the super massive black hole at the center of the Milky Way, has a mass million times the mass of our sun, and a diameter equal to the distance between the sun and Mercury.
How The World Will Look In 100,000,000,000,000,000,000 Years Time
With its heart lying about 70 million light years distant, the Virgo Cluster contains over galaxies, and has a noticeable gravitational pull on the galaxies of the Local Group of Galaxies surrounding our Milky Way Galaxy.
Cleopatra’s Alexandria Amazing Underwater Cities. *Atlantis* ~An island country mentioned within an allegory on the hubris of nations in Plato's works Timaeus and Critias, where it represents the antagonist naval power that besieges "Ancient Athens