Newly discovered Super-Earth has a permanent dark side just like the Moon
It's possible that most habitable planets in the Milky Way are tidally locked.
It's possible that most habitable planets in the Milky Way are tidally locked.
An ocean of magma could explain why Jupiter's moon Io has volcanoes in the "wrong place". This would also mean ...
It's the outskirts of our solar system - spherical particles of rocks and ice, way beyond the familiar planets, and ...