Earth is our home planet, and it's the only place in the universe where we know for certain that life exists. Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished ...

From the 16th century, great mariners explored our Earth by ships, such as England's Sir Francis Drake and Portugal's Ferdinand Magellan, he points out. These pioneers set off because they ...

A major highlight of the mission will take place on March 14, when Blue Ghost captures high-definition images of a total ...

The solar system moved through a star-forming area near Orion. This event might have increased interstellar dust around Earth ...

In our news wrap Tuesday, two American astronauts stuck in space since last year are finally back on Earth, Senate Minority ...

The triple star system is sending comets, asteroids and meteors our way, and the number of interstellar objects entering the solar system will rise.