When it comes to explaining how planets are formed, the protoplanetary hypothesis is the most widely accepted explanation. In simple terms, the donut-shaped disc of dust and gas around a star forms ...

Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a ...

Some lucky stargazers could have a double feature of the planet Venus this weekend. On Saturday and Sunday, the Earth will have an inferior conjunction (closest approach) with Venus, the sixth-largest ...