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The Sun Emits a Plasma Arc So Big You Could Fit 25 Earths Beneath It

The sun is big. Really, really big. It's so big, every feature on it is mind-boggling huge. Last week it spun out a massive prominence arcing out into space so ginormous that a mischievous fireproof Titan could've used it as a hoop to dunk the Earth in a game of cosmic basketball. » 7/22/14 7:31pm 7/22/14 7:31pm

Six More Small Satellites to Study Earth and Space Weather

Six tiny satellites have been approved to join the CubeSat program for NASA's 2014 fiscal year. Although each satellite measures just 30 by 10 by 10 centimetres, they're capable of big science. The projects will collect data on terrestrial and space weather, with two particularly focusing on plasma bubbles. » 6/21/14 4:37am 6/21/14 4:37am

Astronomers Have Discovered A Way To Identify "Earth-Eating Suns"

Solar systems have been known to devour their offspring. Some sun-like stars ingest large amounts of the rocky material from which terrestrial planets such as Earth, Mars and Venus are made. Scientists hope that studying stars with a bad case of the munchies will deepen their understanding about planet formation. » 5/21/14 10:40am 5/21/14 10:40am