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  • More from BBC Sky at Night

    BBC Sky at Night1 min read
    Travel Restrictions
    You would expect that extremely energetic particles are hard to stop, but no. If a high-energy proton or electron collides with an atomic nucleus in Earth's atmosphere (or in interstellar space), the collision energy is converted into a whole load of
    BBC Sky at Night7 min read
    The Spirit of The Eclipse
    As the glow of the Sun's corona cast down on me, I looked around and saw the joy on everyone's faces. We were transfixed by something familiar, looking unfamiliar. What should've been there, seemed not to be there – the only clue the Sun gave away wa
    BBC Sky at Night1 min read
    Greatest-ever Gravitational Wave Search Is Back On
    Two of the world's foremost gravitational wave observatories restarted operations on 10 April after pausing for maintenance and upgrades. The LIGO and Virgo detectors are now continuing their fourth observing run (O4), which will extend into 2025. Th

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