A jet airliner leaves a vapour trail as the planet Mercury is seen, lower left quadrant, transiting across the face of the sun in Las Vegas, Nevada, May 9, 2016. Credit: REUTERS/David Becker

Earthlings Watch as Tiny Mercury Sails Past the Sun

CAPE CANAVERAL, Fla.: Tiny Mercury, the solar system’s innermost planet, sailed across the face of the sun on Monday, a celestial dance that occurs about once every decade as Earth and its smaller neighbouring planet align in space. The journey, which astronomers refer to as a “transit,” began […]