Search results for "astronomy"

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Milky Way structure

Laura.2mdc

Using infrared images from NASA's Spitzer Space Telescope, scientists have discovered that the Milky Way's structure is dominated by two spiral arms wrapping off the ends of a central bar of stars. This interactive shows such structure over an artist's concept illustration published by NASA.

Solar System

Jorge López

The Solar System consists of the Sun and those celestial objects bound to it by gravity, all of which were formed from the collapse of a giant molecular cloud approximately 4.6 billion years ago.

Wizard Nebula

Laura.2mdc

Wizard Nebula (under construction)

Celestial map (17th century)

Laura.2mdc

Celestial map from the 17th century, by the Dutch cartographer Frederik de Wit. Source: Wikipedia.

Map of Moon Exploration Missions

Laura.2mdc

This map shows lunar landings from the mid-1960s to the mid-1970s in Apollo, Luna and Surveyor space programs. Featured in a below layer can be seen main selenographic accidents, such as lunar mare and craters.