The strangest 'solar system' in the universe: The planets rotate... perpendicular
The orbital planes of the newly discovered planets are almost perpendicular to each other, because 2 out of 3 chose to travel from pole to pole of the parent star.Find the first evidence that 'Solar System 2.0' has water
In the early months of 2017, NASA announced the discovery of Trappist-1 - a star-planet system containing 7 globules of the same size as Earth.