Eight-Hour Shift: Exoplanet's Day Gets Measured for the First Time
Wednesday, April 30, 2014 - 12:33
in Astronomy & Space
For the first time, astronomers have measured the length of a day on a planet beyond our own solar system, and it's a fast one. They say one day on Beta Pictoris b takes just eight hours, due to a rotation rate that's more than 50 times faster than Earth's.