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    1. Home
    2. Lewis Dartnell
    Astrobiologist Lewis Dartnell University of Westminster

    Lewis Dartnell

    Astrobiologist

    Social networks

    Dr. Lewis Dartnell is an astrobiologist and science author based at the University of Westminster.

    Recent articles by Lewis Dartnell

    View of a planet orbiting a star.Credit: Mark Garlick / Science Photo Library
    Science

    Can a star be smaller than a planet?

    Artist's impression of a super Earth planet. Credit: Getty
    Science

    What would happen to our Solar System if Earth were replaced by a super Earth?

    Artist's impression of NASA’s DART spacecraft and the Italian Space Agency’s (ASI) LICIACube just before impact at the Didymos binary system. Credit: NASA/Johns Hopkins APL/Steve Gribben
    Science

    DART impact mission shows we could deflect Earth-bound asteroid

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    Supernova close to Earth. Credit: Artist’s impression of a supernova. Credit: Vit_Mar / Getty Images
    Science

    What would happen if a supernova detonated close to Earth?

    A view of Jupiter's moon Io captured by the Galileo spacecraft. Credit: NASA/JPL/University of Arizona
    Science

    Jupiter’s volcanic moon Io probably has a subsurface magma ocean

    When can we expect the James Webb Space Telescope's first images? ESA/ATG medialab
    Science

    James Webb Space Telescope is revealing active exoplanet atmospheres

    What would happen if Earth's magnetic field flipped? Credit: Elen11 / iStock / Getty Images Plus
    Science

    Scientists discover how a reversal of Earth’s magnetic field could affect our climate

    A star like our Sun swelling into a red giant and engulfing its orbiting planets. Credit: Stocktrek Images/Tomasz Dabrowski / Getty Images
    Science

    Could reducing the Sun’s mass stop it destroying Earth in the future?

    A group of SpaceX Starlink satellites in the night sky over Uruguay. Photo by Mariana SUAREZ / AFP via Getty Images
    Science

    How big a problem are Starlink satellites for astronomers?

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    Ancient tide marks show the Moon used to orbit much closer to Earth. Credit: Abstract Aerial Art / Getty Images
    Science

    Ancient tide marks show the Moon once orbited much closer to Earth

    What causes the tides? Credit: Yinwei Liu / Getty Images
    Science

    What causes the tides?

    An unknown object slams into Jupiter, causing the most energetic flash seen this century, comparable to the Tunguska event. Credit: Ko Arimatsu
    Science

    Astronomers observe Tunguska-like impact events on Jupiter

    Can astronauts survive radiation on Mars? Credit: cokada / Getty Images
    Missions

    How astronauts can hide from radiation on Mars

    An artist's impression of the Trojan asteroids, which share the same orbital path around the Sun as gas giant Jupiter.
    Science

    Examining Jupiter’s Trojan asteroids

    Scientists are teaching drones to hunt for meteorites on Earth. Credit: Curtin University
    Science

    Scientists are teaching drones to hunt for meteorites on Earth

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