Astronomers using ESO’s Very Large Telescope have discovered a truly bizarre planet — one that orbits two stars at a perfect ...

Astronomers have found a planet that orbits at an angle of 90 degrees around a rare pair of peculiar stars. This is the first time we have strong evidence for one of these 'polar planets' orbiting a ...

Astronomers at the European Southern Observatory (ESO) have discovered a planet orbiting a pair of stars at a 90-degree angle ...

Perpendicular lines meet at a right angle. A right angle is a quarter turn, which is 90 degrees (90˚). Right angles are sometimes shown with a small square where the lines meet. Perpendicular ...