Space

More Stories in Space

  1. a person in a clean suit maneuvers a gold-colored cube
    Planetary Science

    NASA’s Perseverance rover split CO2 to make breathable air on Mars

    An oxygen-making experiment on Perseverance shows that astronauts will one day be able to make air to breathe and, better yet, rocket fuel.

    By
  2. 'yellowballs' in Milky Way, circled
    Astronomy

    Mysterious ‘yellowballs’ littering the Milky Way are clusters of newborn stars

    The first comprehensive analysis of the celestial specks indicates they are clusters of infant stars of various masses.

    By
  3. illustration of fast radio burst from magnetic star
    Space

    Fast radio bursts could help solve the mystery of the universe’s expansion

    Astronomers used fast radio bursts for the first time to measure the Hubble constant in hopes of ending the debate on the universe’s expansion rate.

    By
  4. illustration of a neutron star as a bright orb on a black background
    Astronomy

    Neutron stars may not be as squishy as some scientists thought

    NASA’s NICER X-ray telescope finds that the most massive known neutron star has an unexpectedly large diameter.

    By
  5. image of Ingenuity flight next to image of ingenuity landed
    Planetary Science

    NASA’s Ingenuity helicopter made history by flying on Mars

    An autonomous helicopter just lifted itself into the air on Mars, marking the first time a vehicle has flown on a planet other than Earth.

    By
  6. clouds of Jupiter
    Planetary Science

    How the laws of physics constrain the size of alien raindrops

    Physics limits the size of raindrops, no matter what they’re made of or what planet they fall on.

    By
  7. 5 micrometeorites found in Antarctica
    Planetary Science

    Earth sweeps up 5,200 tons of extraterrestrial dust each year

    Thousands of micrometeorites collected from Antarctica come from both comets and asteroids, a new study suggests.

    By
  8. dwarf galaxy HSC J1631+4426
    Astronomy

    A record-breaking, oxygen-starved galaxy may be full of gigantic stars’ shrapnel

    The newly discovered galaxy may have once been home to stars more than 300 times as massive as the sun — a peek at conditions in the early universe.

    By
  9. illustration of an asteroid hitting Antarctica
    Planetary Science

    A meteor may have exploded over Antarctica 430,000 years ago

    Tiny spherules recovered from a mountaintop suggest a space rock broke apart midflight and sprayed debris across thousands of kilometers.

    By