Signing Off: The ESA’s Rosetta Spacecraft

After nearly two years, the first mission to a comet concluded on Friday, September 30th when the ESA’s Rosetta spacecraft performed a controlled impact into comet 67P/Churyumov–Gerasimenko.  The decision to terminate the mission resulted from the extensive distance Rosetta orbited from the sun, causing a shortage in solar energy to …

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The Last Year of Cassini

After over 12 years studying Saturn, NASA’s Cassini spacecraft begins its intrepid finale: a yearlong two-part mission. Before we reach the end of Cassini’s voyage in September 2017, the spacecraft is scheduled to complete two missions: The F-ring orbits and the Grand Finale. The F Ring Orbits  Cassini will venture …

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Origins: The Hubble Space Telescope

Since the 1920s, astronomers have struggled to deal with the very thing that keeps humanity alive: the atmosphere.  Although it provides a relatively stable and hospitable climate on Earth, it also makes studying the cosmos from Earth challenging.  The atmosphere absorbs ultraviolet light, x-rays, and gamma rays, an important attribute …

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Comet Chaser Rosetta Reaches Final Destination

History was made yesterday between the orbits of  Jupiter and Mars.  After a decade filled with anticipation and hope, the Rosetta spacecraft successfully reached its target, Comet 67P/Churyumov–Gerasimenko.  Moreover, at only 100 km from the surface, the spacecraft will eventually be guided into an orbit around the comet. A comet is …

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