Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

Comet 3I/ATLAS, an object from another star that was found speeding through our solar system last summer, is now fading from ...

A newly-discovered planet named Enaiposha, GJ 1214 b, is unlike anything found in our own solar system, similar to a ...

"We not only reconstructed an unaltered image of the emissions from deep space, but also obtained valuable information on the ...

Voyager 1 continues to send fascinating data from the outer reaches of our Solar System. These transmissions reveal strange ...

New observations of the interstellar comet 3I/ATLAS include the first measurement of the abundance of deuterated water ...

The interplanetary comet 3I/ATLAS is remarkably rich in a specific type of water that contains deuterium, meaning it came ...

Easy: Venus is the weirdest planet in the solar system. The most distant major planet from the sun and the last stop before ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS. A remarkable ...

Learn more about the bizarre geological features found throughout our Solar System.