University of Southern Queensland provides funding as a member of The Conversation AU. Mississippi State University provides funding as a member of The Conversation US. The search for planets around ...

High-precision radial velocities of Arcturus measured on 43 occasions from 1981 through 1985 show a 500 m s⁻¹ range. This range is much larger than the external errors of our observations (typically ...

This is a preview. Log in through your library . Abstract The published radial velocities for a sample of ten suspected spectroscopic binaries were analyzed by means of a computerized period-finding ...

Scientists have discovered more than 4,000 alien planets since spotting the first ones orbiting a star beyond our sun back in 1992. Here's a brief rundown of the main techniques they use to find these ...