The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

The solar system holds extraordinary wonders, from Voyager 1’s historic journey into interstellar space after traveling ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

Discover the dramatic forces creating spectacular weather on neighboring planets and moons. Out in the solar system, the weather gets wacky – with globe-spanning dust storms, monsoons of liquid ...

The detection of a large interstellar object in 2017 named 'Oumuamua was a landmark discovery. Figuring out where the wayward traveler came from, though, is another challenge entirely, especially ...

A 1.3-MW solar system built atop the Cornell School District in Coraopolis, Pennsylvania, will offset 100% of its annual ...

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 new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. The Hubble Telescope and its Wide Field Camera 3 got an incredible view of the comet ...