Back in 2015, NASA’s Kepler mission spotted a planet that looked remarkably close to our own, a world now known as Kepler ...

Put Earth at the center of the Solar System and something has to give. Gravity does not negotiate, so if everything is going ...

Humans love an origin story. And in space science, there is no greater question than why Earth is the vibrant, living planet we see today. As humans return to the heavens, understanding our planetary ...

NASA-funded studies suggest Earth’s climate has been influenced by both the Sun’s travels through dense regions of the Milky ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...

E arly in the history of the Solar System, the Sun might have engulfed a sizable rocky planet, several times the mass of the ...

Astronomers at Lund University in Sweden have found evidence of exocomets—comets in other solar systems—orbiting a young star ...