Around 13 times per century, Mercury passes between Earth and the sun in a rare astronomical event known as a planetary transit.
Mercury orbits in a plane that is tilted from Earth's orbit, moving above or below our line of sight to the sun.
Around 13 times per century, Mercury passes between Earth and the sun in a rare astronomical event known as a planetary transit.
Mercury orbits in a plane that is tilted from Earth's orbit, moving above or below our line of sight to the sun.
Starting around approximately 1200 - 1808 UTC (7:00 am - 1:38pm ET) November 11, 2019, NASA's Solar Dynamics Observatory..