Spaceflight Insider

News Archive / Tagged: exoplanets

  • Exoplanet-hunting TESS spacecraft ready for launch

    Michael ColeApril 15th, 2018

    CAPE CANAVERAL, Fla. — NASA and SpaceX are set to launch the Transiting Exoplanet Survey Satellite (TESS). If everything goes according to plan, the observatory will conduct a two-year mission to survey more than 85 percent of the sky, searching for exoplanets around bright stars in the 300-light-year distance range.

  • NASA telescopes discover water-rich exoplanet atmosphere

    Christopher PaulMarch 4th, 2018

    Scientists using NASA's Hubble and Spitzer space telescopes in concert have examined the elemental composition of a distant exoplanet's atmosphere in the highest detail yet. The planet, designated WASP-39b, is about the same mass as Saturn, but has three times as much water, according to NASA.

  • New study shows TRAPPIST-1 planets are rocky and could have water

    Laurel KornfeldFebruary 7th, 2018

    A new study has revealed the compositions of the seven TRAPPIST-1 exoplanets in unprecedented detail, showing them to be rocky worlds that could potentially have water.

  • Artificial intelligence doesn’t find aliens – does find new exoplanets in old Kepler data

    Laurel KornfeldDecember 15th, 2017

    Contrary to what other outlets attempted to suggest, NASA did not announce it had discovered aliens. Rather, a computer trained to find exoplanets by identifying weak signals in data collected by NASA's Kepler mission discovered two new planets, each in multi-planet systems.