March 24, 2013 by 5 Comments
March 17, 2013 by Leave a Comment
March 10, 2013 by 3 Comments
You can’t be older than your parents, right? But there is a nearby star that at first glance looks like it is older than the universe! Hubble Space Telescope astronomers are coming to grips with this paradox by improving the precision of the observations used to estimate the age of this “Methuselah star.”
March 9, 2013 by Leave a Comment
Launched on 17 March 2009, ESA’s Gravity field and steady-state Ocean Circulation Explorer (GOCE) is bringing about a whole new level of understanding of one of Earth’s most fundamental forces of nature: the gravity field. Dubbed the ‘Formula 1’ of satellites, GOCE is mapping Earth’s gravity field in unprecedented detail.
February 26, 2013 by Leave a Comment