I've been finding my way around the night sky with a star map for more than six decades and have always found it quite easy. And then in 1994, I visited the Southern Hemisphere for the first time. For ...

A University of Iowa researcher has been awarded funding from NASA to create an interstellar map that could lead to more accurate observations of planets located outside our solar system — known as ...

"Our approach gives astronomers an idea of how many spots a star might have, where they are located, and how bright or dark they are." NASA scientists have devised a new way to use planets that cross, ...