For billions of years, Mars has remained one of Earth’s closest planetary neighbors, quietly orbiting the Sun hundreds of millions of kilometers away. But imagine that something changed its path. A ...

Scientists have discovered that the Moon-forming collision may have depended heavily on how hot and physically strong early Earth and Theia were. New simulations found that some impacts create the ...

Earth is so far the only known planet on which life exists—with liquid water and a stable atmosphere. However, the conditions were not conducive to life when it formed. The gas-dust cloud from which ...

Add Yahoo as a preferred source to see more of our stories on Google. CRASH Clock: A satellite collision in low-Earth orbit could be just days away As low-Earth orbit becomes more crowded, the risk of ...

New simulations suggest the moon may have formed almost instantly after a giant impact, not slowly from a debris disk.

The Moon may have formed almost immediately after the giant collision that shaped its origin, with new simulations suggesting ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The narrow ...

Add Yahoo as a preferred source to see more of our stories on Google. An asteroid lights up the sky over the Russian republic of Yakutia on Dec. 4, 2024. (Sakha Republic Ministry of Internal Affairs ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

The Moon was formed by a violent, head-on collision between the early Earth and a “planetary embryo” called Theia approximately 100 million years after the Earth formed, UCLA geochemists and ...