An asteroid that could level a city now has a 3.1-percent chance of striking Earth in 2032, according to NASA data released Tuesday — making it the most threatening space rock ever recorded by modern ...

An asteroid that could level a city now has a 3.1-percent chance of striking Earth in 2032, according to NASA data released ...

An asteroid that could level a city now has a 3.1-percent chance of striking Earth in 2032, according to NASA data released Tuesday – making it the most threatening space rock ever recorded by modern ...

Astronomers have achieved a breakthrough in planetary science, revealing the complex weather of a distant gas giant with ...

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, Callisto, appears geologically unremarkable. In the 1990s, however, NASA's ...

Saturn’s rings are an arresting sight even through modest telescopes. The planet is made mostly of hydrogen and helium whereas the rings are billions of pieces of mostly bright-white water ice and ...

Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first time. By combining all four telescope units of the European Southern ...

High-pressure experiments generated the first direct observation of plastic ice, which has qualities of both crystalline ice and liquid water.

The gas giant WASP 121b, also known as Tylos, has an atmospheric structure unlike any we have ever seen, and the fastest ...

Astronomers have peered through the atmosphere of a planet beyond the solar system, mapping its 3D structure for the first ...