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  1. Astronomy

    Mini-Neptunes may become super-Earths as the exoplanets lose their atmospheres

    Starlight is eroding the atmospheres of a handful of gassy exoplanets that are a bit smaller than Neptune, gradually exposing the rocky cores within.

    By Liz Kruesi

  2. Readers ask about rogue black holes, zippy neutrinos and more

    By Science News Staff

  3. Our enduring fascination with outer space

    Editor in chief Nancy Shute discusses science's fascination with space, from 25 years of Mars rovers to the James Webb Space Telescope's mind-blowing first images.

    By Nancy Shute
  4. Space

    How Mars rovers have evolved in 25 years of exploring the Red Planet

    Over 25 years, remotely controlled rovers have uncovered Mars’ watery history and continue to search for evidence that life once existed there.