Space

  1. Planets

    Physics Nobel rewards discoveries on cosmic evolution and exoplanets

    This trio of scientists helped figure out the makeup of our universe. Two of them also identified the first known exoplanet orbiting a sunlike star.

    By
  2. Space

    Learning from what Apollo astronauts left on the moon

    In the 1960s and ’70s, Apollo astronauts left trash, mementos and science experiments on the moon. Researchers want to study and preserve the relics.

    By
  3. Planets

    Preserving remnants of human culture on the moon

    Artifacts left behind by lunar landings have value to research and human history. Scientists now want to preserve those cast-offs while also learning from them.

    By
  4. Planets

    Students help name 5 of Jupiter’s newly discovered moons

    Astronomers announced discovering 12 new moons of Jupiter in July 2018. Five of them now just been named for goddesses and spirits of Greek and Roman mythology.

    By
  5. Space

    Could humans build a tall tower or giant rope to space?

    The movie Ad Astra shows a space antenna, a spindly structure reaching up into the stars. We look at what it would take to build something that big.

    By
  6. Space

    Scientists Say: Galaxy

    A galaxy is a group of millions to billions of stars, plus a lot of dust and gas.

    By
  7. Planets

    Welcome to moon rock central

    A Science News reporter’s visit to NASA’s moon-rock lab shows the hyper-pristine conditions in which these rocks are kept — and why that’s so important.

    By
  8. Physics

    This idea would turn the Earth into a giant space telescope

    One astronomer has a bold solution to getting around the high cost of building big telescopes.

    By
  9. Space

    The Milky Way is shaped like a curvy potato chip

    Our galaxy’s got curves. You can see them in a chart of thousands of stars called Cepheids.

    By
  10. Physics

    Scientists Say: Big Bang

    The Big Bang is the current theory about how our universe came to be. It began with a vast explosion of matter — a very Big Bang.

    By
  11. 070219_lg_ploonet_feat.jpg
    Planets

    What do you call a moon that escapes its planet? A ‘ploonet’

    Giant planets in other star systems might lose their moons, creating new planets. And if moons do go rogue, current telescopes may be able to find them.

    By
  12. Space

    Caught: A ghost galaxy that may have hit ours long ago

    Astronomers think they’ve found a galaxy that hit the Milky Way. The collision took place millions of years ago, leaving ripples in our galaxy.

    By