Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the ...

The Bootes Void,often called the Great Void, is one of the largest and most mysterious structures in the observable universe. Discovered in 1981 by astronomer Robert Kirshner and his team, this ...

Volcanic planets with static crusts, called Ignan Earths, can maintain liquid oceans and temperate climates favorable to life.