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Best Astronomy Binoculars (Editors' Choice)

Most people have two eyes. Humans evolved to use them together (not all animals do). People form a continuous, stereoscopic panorama movie of the world within in their minds. With your two eyes tilted upward on a clear night, there’s nothing standing between you and the universe. The easiest way to enhance your enjoyment of […]

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Eclipse Glossary: Solar Eclipses, Lunar Eclipses and Their Terms

By Elizabeth Howell, Space.com Contributor   |   September 18, 2015 09:00am ET Editor’s note: To find out more about the rare supermoon lunar eclipse of Sept. 27-28 and how to see it, visit: Supermoon Lunar Eclipse 2015: Full ‘Blood Moon’ Coverage . Such an event won’t happen again until 2033. <img src=”http://i.space.com/images/i/000/050/312/i01/SMLEbanner1.jpg?1442584960″ alt=”Checkout our super moon deals for the […]

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'Blood Moons' Explained: What Causes a Lunar Eclipse Tetrad? (Infographic)

by Karl Tate , SPACE.com Infographics Artist   |   September 18, 2015 09:29am ET Editor’s note: To find out more about the rare supermoon lunar eclipse of Sept. 27-28 and how to see it, visit: Supermoon Lunar Eclipse 2015: Full ‘Blood Moon’ Coverage . Such an event won’t happen again until 2033. The word “eclipse” means to obscure. When […]

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What Is the Big Bang Theory?

A 2013 map of the background radiation left over from the Big Bang, taken by the ESA’s Planck spacecraft, captured the oldest light in the universe. This information helps astronomers determine the age of the universe.Credit: ESA and the Planck Collaboration. The Big Bang Theory is the leading explanation about how the universe began. At […]

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Photos: Dwarf Planet Ceres, the Solar System's Largest Asteroid

The dwarf planet Ceres, the largest asteroid in the solar system, is round and may contain more fresh water than the entire Earth. NASA’s Dawn spacecraft has been exploring Ceres since 2015. See more views of Ceres in this SPACE.com gallery. HERE:This image of Ceres as seen by NASA’s Dawn spacecraft shows how the dwarf […]

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India's First Mars Mission in Pictures (Gallery)

<div data-cycle-pager-template=”” readability=”31.5″> Aurorae Choas Credit: ISRO Aurorae Chaos, Pyrrhae Chaos and other regions of Mars captured by the Mars Orbiter camera. <div data-cycle-pager-template=”” readability=”31″> Valles Marineris Credit: ISRO Canyon walls clearly show in this image of Valles Marineris. <div data-cycle-pager-template=”” readability=”31″> Valles Marineris – Large Canyon Credit: ISRO Valles Marineris is the largest canyon […]

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