Humanity has already flung machines into interstellar space, but sending people is a different problem entirely. The physics ...

The curious minds at What If imagine seeing over one billion years into the solar system’s future, revealing planetary drift, ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Our solar system has been around for 4.6 billion years. While that sounds like a long time, it's ...

There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...

Using data collected by NASA's Parker Solar Probe during its closest approach to the sun, a University of Arizona-led ...

NASA researchers show that artificial intelligence can anticipate solar flare buildups by tracking subtle changes across the ...