Convincing evidence of 1:1 tidal locking had been absent until a new analysis of the exoplanet LHS 3844b. Imagine if it were always night-time in the Western Hemisphere and always daytime in the ...

This image shows the far side of the moon, illuminated by the sun, as it crosses between the DSCOVR spacecraft’s Earth Polychromatic Imaging Camera (EPIC) and the Earth — one million miles away. This ...

Many exoplanets to be found by coming high-powered telescopes will probably be tidally locked -- with one side permanently facing their host star -- according to new research. Many exoplanets to be ...

Atmosphere May Prevent Tidal Locking | RealClearScience Even a thin atmosphere can keep a planet spinning freely, giving it a day-and-night cycle like Earth's, say astronomers in Canada and France.