Astronomers have identified a strange planet not present in our solar system orbiting other stars. It is neither too large nor too tiny but falls between the Earth’s and Neptune’s radii. Dense “super-Earths,” more prominent than Earth, are found near ...

A new study shows enough proof to support the existence of helium rain inside planets. After four decades, scientists finally discuss that helium rain is possible over a range of temperature and pressure conditions that reflect those supposed to happen ...