For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

The company is developing a larger vehicle, named Helios, that could meaningfully improve the ability of SpaceX's Falcon 9 ...

Data processing of this magnitude requires a staggering amount of electricity, at a time when households in Massachusetts are ...

Earth. It’s about 10 times more massive than Earth, and orbits in the habitable zone of a Sun-like star 2475 light-years away ...

Discover interesting facts about the sun, the solar system's central star that supports all life on Earth.

The images show ultra-fine bright and dark stripes (called striations) in the thin, gaseous layer of the sun's atmosphere ...

The universe is vast, so vast, in fact, that it seems impossible to imagine an “edge.” But what if the universe does have a ...

The discovery of the exoplanet, a super-Earth called Kepler-735c, is all down to something called transit timing variations, ...