Thirty years ago, astronomers didn’t know if planets around other stars were common. Today, NASA says we’ve confirmed 6,000 exoplanets — a staggering number considering the first definitive discovery ...

The curious minds at What If use a hypothetical Earth 2.0 to reveal the terrifying long-term fate of our Sun.

Concept design for a rectangular space telescope, modeled after the Diffractive Interfero Coronagraph Exoplanet Resolver (DICER), a notional infrared space observatory, and the James Webb Space ...

Researchers at the University of Colorado Boulder Laboratory for Atmospheric and Space Physics are helping to lead planning efforts for NASA’s next major space telescope — and its purpose will be to ...

Spotting Earth-like planets is nearly impossible with conventional telescopes, but researchers propose a bold fix: a rectangular design that can separate a planet’s faint glow from its blinding star.