Search Results for: exoplanet

Open the calendar Use the arrow keys to select a date
360 results
  1. Kepler-186f
    Space

    Crushed space rocks hint at exoplanets’ early atmospheric makeup

    Experiments that heat crushed-up meteorites are helping astronomers understand what to look for in exoplanet atmospheres.

    By
  2. illustration of a hot Jupiter orbiting a star
    Astronomy

    How ‘hot Jupiters’ may get their weirdly tight orbits

    Gravitational kicks from other planets and stars can send giant worlds into orbits that bring them close to their suns.

    By
  3. 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
  4. a row of stars in the night sky, with the milky way in the background
    Astronomy

    Any aliens orbiting these 2,000 stars could spot Earth crossing the sun

    Alien astronomers in those star systems could discover Earth the way we find exoplanets: by watching for a dip in starlight.

    By
  5. star PDS 70 surrounded by dusty ring of debris, with bright dot inside ring that may be a moon forming
    Astronomy

    The tiny dot in this image may be the first look at exomoons in the making

    New ALMA observations offer some of the strongest evidence yet that planets around other stars have moons.

    By
  6. A century of exploring the endless final frontier

    Editor in chief Nancy Shute discusses a century of astronomy and scientists' search for worlds beyond our own

    By
  7. illustration of the proposed HabEx space telescope
    Space

    Here’s what the next 10 years of space science could look like

    In the latest Astronomy and Astrophysics Decadal Survey, astronomers have their sights set on a whole fleet of next-generation space telescopes.

    By
  8. Readers discuss hot Jupiters, Earth’s inner core oddities and more

    By
  9. Oval-shaped dark blue map of the Milky Way with color patterns representing concentrations of galaxy mergers, supernovas and newborn stars.
    Astronomy

    New Gaia data paint the most detailed picture yet of the Milky Way

    Gaia’s new data can tell us about galaxies the Milky Way has swallowed, the young solar system and asteroids that could hit Earth.

    By
  10. Illustration of TOI-178 system
    Astronomy

    Two exoplanet families redefine what planetary systems can look like

    The TRAPPIST-1 and TOI-178 systems, both home to multiple bunched-up planets, have densities and orbits that defy expectations.

    By
  11. illustration of the New Horizons spacecraft with interplanetary dust in the background and the sun in the very distant background
    Astronomy

    The universe’s background starlight is twice as bright as expected

    Images from the New Horizons spacecraft suggest that light from all known galaxies accounts for only half of the cosmos’ visible background glow.

    By
  12. infrared composite image of the two hemispheres of Uranus in blue
    Planetary Science

    U.S. planetary scientists want to explore Uranus and Enceladus next

    A report on recommendations for the next 10 years of U.S. planetary science prioritizes sending an orbiter to Uranus and an “orbilander” to Enceladus.

    By