Photo of the planet Mercury passing directly between the sun and Earth on May 9, 2016

Mercury Putting on Rare Show Monday, Parading Across the Sun

CAPE CANAVERAL, Fla. — Mercury is putting on a rare celestial show next week, parading across the sun in view of most of the world. The solar system's smallest, innermost planet will resemble a tiny black dot Monday as it passes directly between Earth and t...