Humanity has learned to fling machines to the edge of the solar system, but the stars remain stubbornly out of reach. The same physics that lets us orbit Earth and land probes on distant worlds also ...

Milky Way billions of years ago. This remarkable journey, revealed through the most detailed catalog of similar stars to date ...

Voyager 1, launched in 1977, has traveled farther than any spacecraft in human history. After more than four decades of silent endurance through space, it now sails beyond the orbit of the outer ...

The first few exoplanets were discovered in the early 1990s. But it wasn’t until the early 2000s, when astronomers began carrying out large-scale, long-term surveys of other stars, that we started to ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...