spaceYoung star suggests our sun was a feisty toddler
Boston MA (SPX) Jun 12, 2013 – If you had a time machine that could take you anywhere in the past, what time would you choose? Most people would probably pick the era of the dinosaurs in hopes of spotting a T. rex. But many astronomers would choose the period, four and a half billion years ago, that our solar system formed. In lieu of a working time machine, we learn about the birth of our Sun and its planets by studyin … more

Galaxy in its death throes may hold clues to birth of dwarf systems
New Haven CT (SPX) Jun 12, 2013 – A bright dwarf galaxy relatively close to Earth’s Milky Way and trailing fireballs is the first clear example of a galaxy in the act of dying, scientists argue in new research. The work gives a known galaxy new status and offers the potential for better understanding of the mysterious origin of dwarf elliptical galaxies, a subspecies of the universe’s most common type of galaxy. “We … more

Sun-Grazing Comet Flies Deep Into Solar Corona
Palo Alto CA (SPX) Jun 12, 2013 – On December 15-16, 2011, a Sun-grazing comet, designated Lovejoy (C/2011 W3), passed deep within the hot solar atmosphere – the corona – effectively probing a region that could never be visited by spacecraft because of the intense heat radiating from the nearby solar surface. In a paper published today in the journal Science, researchers from several institutions – including the Solar and … more