Christopher Crockett

All Stories by Christopher Crockett

  1. Space

    Pollution may give ‘first’ stars a youthful look

    The oldest stars should be made of only light elements. But these suns may have sucked up heavier elements, giving them a more youthful appearance, a new study finds.

  2. Planets

    Picture This: Evidence of liquid water on Mars

    Mars hosts surface salt deposits. They appear to come from seasonal water flows on the Red Planet, a new study concludes.

  3. Planets

    News Brief: Venus may have active volcanoes

    The Venus Express spacecraft detected flashes of infrared light that may be from hot lava erupting from active volcanoes.

  4. Planets

    Pluto hosts ice mountains, data suggest

    Geologic activity appears to have been reshaping Pluto, erasing craters and more.

  5. Planets

    Picture This: Pluto hearts us

    As a little spacecraft flies by Pluto, it is snapping up high resolution images and collecting unparalleled data.

  6. Space

    News Brief: Latest supernova is also super-brightest

    The light from stellar fireworks in a galaxy far, far away has just reached Earth. It comes from a star that exploded in a massively bright flash.

  7. Planets

    Visiting Pluto

    Pluto has long been little more than a dark spot in the sky. Now NASA’s New Horizons spacecraft is about to fly by this dwarf planet. Along the way, it will collect unprecedented data on it.

  8. Space

    Students sent instrument to Pluto

    The student-built dust counter on NASA’s New Horizons spacecraft is measuring how much grit and debris orbits out beyond Neptune.

  9. Planets

    Cosmic collision may have given birth to Pluto’s moons

    Hubble Space Telescope photos reveal that the Pluto family may have formed from debris left behind after something slammed into the dwarf planet.

  10. Space

    Radio telescope picks up signals from intelligent life

    Astronomers tracked down the source of perytons, mysterious radio bursts. They had at first seemed to emanate from Earth’s atmosphere. Probing now suggests the life forms responsible had a penchant for leftovers.