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Space & Astronomy

About space exploration, astronomy and the universe

A stellar discovery on our galaxies far side 5 stars promise new insight it's structure. A Hubble image can capture scores of distant galaxies, but the one galaxy we’ll never see is our own.No one knows the Milky Way’s exact size & shape. It took more than a century to establish that our galaxy a barred spiral with an elongated central region. for the 1st time, we have detected stars on the far side that can serve as yardsticks, which will divulge secrets about the Milky Way structure.

Mars Got Hit By a Meteorite, And Now There's a Picture / Follow up with NASA's high-resolution HiRISE camera captured this dramatic impact crater

History, Travel, Arts, Science, People, Places | Smithsonian

The Day the Earth Smiled (contrast enhanced) // On July 19, 2013, in an event celebrated the world over, NASA's Cassini spacecraft slipped into Saturn's shadow and turned to image the planet, seven of its moons, its inner rings -- and, in the background, our home planet, Earth.