It's an Alien Blue World—But Nothing Like Earth

By Paul Scott Anderson, on July 13th, 2013

Artist’s conception of exoplanet HD 189733b—a “deep blue dot” reminiscent of Earth from a distance. Image Credit: NASA / ESA / M. Kornmesser

The planets and moons in our Solar System come in a wide variety of colors, and the natural beauty can be breathtaking. Now, the true color of a much more […]

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Hubble Space Telescope Reveals Evidence of Farthest Known Planet From Its Star

By Emily Carney, on June 14th, 2013

A gap in the protoplanetary disk of dust and gas whirling around TV Hydrae uncovered evidence of an unseen, growing planet, according to astronomers studying Hubble data. Image Credit: NASA, ESA, J. Debes (STScI), H. Jang-Condell (University of Wyoming), A. Weinberger (Carnegie Institution of Washington), A. Roberge (Goddard Space Flight Center), G. Schneider […]

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Hubble and Herschel Make Surprising Deep-Space Finds

By Ben Evans, on May 30th, 2013

The Ring Nebula, with its dying progenitor star clearly visible. Photo Credit: NASA

New data from the Hubble Space Telescope and the Herschel Space Observatory have provided new insights into the shape and structure of the far-off Ring Nebula—whose fate has important ramifications for the future of our own Sun—and may have begun […]

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