The twin Voyager probes launched by NASA in 1977 have discovered something new in the heliosheath at the edge of the solar system: it's frothy out there. Video. Press Release. Via. Voyager: Previously.
posted by zarq on Jun 13, 2011 - 33 comments

NASA has released the first STEREO images of the entire sun.
Previous. Previouser. Previousest.
posted by steambadger on Feb 9, 2011 - 17 comments

One of the most enduring mysteries in solar physics is why the Sun's outer atmosphere, or corona, is millions of degrees hotter than its surface. - Now scientists believe they have discovered a major source of hot gas that replenishes the corona
posted by The Whelk on Jan 8, 2011 - 13 comments

Year On Earth breaks it down, explaining the complicated mechanics involved in trying to determine how long a year really is, why seasons and ice ages happen, and how not all years are created equal.
posted by loquacious on Jul 5, 2010 - 22 comments

Enertia is producing "innovative new homes of remarkable strength, economy, and beauty, brought to life by an elegant new architecture and the discovery of a new source of pollution-free energy." The design took first prize in the Modern Marvels/Invent Now competition (previously). In an interview, the inventor, Michael Sykes, says "he was inspired by the way the earth’s own atmosphere keeps the planet at a relatively constant comfortable temperature despite the frigidity of space." He also notes that his wife calls herself a "homemaker," natch.
posted by pithy comment on May 17, 2007 - 17 comments

A Green Flash from the Sun - I always thought this was a myth, but if NASA says it's true... (and I believe everything I read).
posted by kokogiak on Oct 27, 2000 - 13 comments