Pluto was discovered in 1930 in Arizona, but in 2006 scientists decided to cut Pluto from the planetary line up. Here is why ...

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To mark the 35th anniversary of the Hubble Space Telescope, Space.com looks at some of the most scientifically significant images that have emerged from the observatory's lens.

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

Space exploration is meant to create a positive future. The legacy of Apollo, and of our robot explorers in the solar system ...

NEW YORK — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes ...

The Trump administration wants to significantly cut NASA’s budget next year, slashing science research funding in half, a reduction that would halt the launch of a high-tech space telescope and ...

NASA's Lucy spacecraft has beamed back pictures from its latest asteroid flyby, revealing a long, lumpy space rock that resembles an odd-shaped peanut. The space agency released the images Monday ...

A NASA spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the main asteroid belt. Not to worry: Astronomers aren't interested in the ...