Oct 11, 2017
There's no map showing all the billions of exoplanets hiding in our galaxy -- they're so distant and faint compared to their stars, it's hard to find them. Now, astronomers hunting for new worlds have established a possible signpost for giant exoplanets.
Oct 6, 2017
Some 1,500 light years from Earth, a mystery of stellar proportions is playing out. A singular star out there captured scientists’ and the public’s imagination in September 2015 with its strangely fluctuating brightness.
Mar 18, 2016
With its blue skies, puffy white clouds, warm beaches and abundant life, planet Earth is a pretty special place. A quick survey of the solar system reveals … nothing else like it. But how special is Earth, really?
Feb 18, 2016
In 1947, shortly after the end of World War II, a young radio astronomer in Australia named Ruby Payne-Scott was observing the sun when a tremendous roar of static issued from the loudspeaker of her radio telescope. Almost 70 years later, astronomers are still marveling at the outburst. “It was... Read More
Nov 23, 2015
NASA’s Kepler spacecraft is a prolific hunter of planets outside of our Solar System. Since it launched in 2009, Kepler has confirmed more than 1000 of these exoplanets and catalogued thousands of more candidates. The menagerie includes planets with densities greater than iron and... Read More