When the first stars blinked on
December 5, 2012The very first stars may have turned on when the universe was 750 million years old.
Measuring the universe’s ‘exit door’
September 27, 2012For the first time, an international team has measured the radius of a black hole.
3 Questions: Sara Seager on discovering a trove of new planets
February 3, 2011NASA’s Kepler orbiting telescope has found hundreds of new possible planets, including 54 in the so-called 'habitable zone.'
Learning from hot Jupiters
December 15, 2010By studying how massive planets may have formed, MIT astrophysicist sets the stage for studying smaller, more Earthlike planets.
Building a list of Earth candidates
December 14, 2010MIT researchers increase their odds of detecting an Earthlike planet by working on a combination of satellite missions.
Explained: the Doppler effect
August 3, 2010The same phenomenon behind changes in the pitch of a moving ambulance’s siren is helping astronomers locate and study distant planets.
In the search for Earthlike exoplanets, GJ 436b has much to tell us
April 22, 2010First detailed analysis of the atmosphere of a Neptune-sized planet reveals surprisingly low methane levels, presents "new territory" for researching planets outside our solar system
Oddball stars explained
September 17, 2009New observations solve longstanding mystery of tipped rotation. In addition to shedding light on how binary stars form, the explanation knocks down a possible challenge to Einstein's theory of relativity.
The hunt for dark matter
September 17, 2009MIT physicists are working on new detectors that may, at last, help them find the elusive particles thought to constitute up to a quarter of the universe.