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Flying observatory SOFIA expanding frontiers in solar system and beyond

16 November 2016 Astronomy Now

NASA’s Stratospheric Observatory for Infrared Astronomy (SOFIA) is a Boeing 747SP jetliner modified to carry a 100-inch diameter telescope to study the universe at infrared wavelengths that cannot be detected from ground-based observatories. SOFIA’s Science Cycle 5, which runs from February 2017 through January 2018, spans the entire field of astronomy from planetary science to extragalactic investigations.

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Are all stars created equal?

14 November 2016 Astronomy Now

Astronomers have found the strongest evidence yet that the formation of massive stars follows a path similar to their lower-mass brethren — but on steroids! The new findings show that the episodic explosive outbursts within what are called accretion discs, known to occur during the formation of average mass stars like our Sun, also happen in the formation of much more massive stars.