ScienceDaily: Astronomy News |
| God of the Gap: Pan keeps Encke gap open in Saturn's rings Posted: 21 Apr 2014 07:37 AM PDT Saturn's moon Pan, named for the Greek god of shepherds, rules over quite a different domain: the Encke gap in Saturn's rings. Pan keeps the Encke gap open through its gravitational influence on the ring particles nearby. |
| Exoplanets soon to gleam in the eye of NESSI Posted: 21 Apr 2014 06:05 AM PDT The New Mexico Exoplanet Spectroscopic Survey Instrument (NESSI) will soon get its first "taste" of exoplanets, helping astronomers decipher their chemical composition. Exoplanets are planets that orbit stars beyond our sun. NESSI got its first peek at the sky on April 3, 2014. It looked at Pollux, a star in the Gemini constellation, and Arcturus, in the Boötes constellation, confirming that all modes of the instrument are working. |
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