For all of us on Earth now, the sun’s innermost planet, Mercury, is in the west after sunset, below blazing Venus and Jupiter. A line between Venus and Jupiter more or less points to Mercury. This is the view from the Northern Hemisphere. Notice how the planets make a line extending above and to the left of the sunset point. Mercury is farthest from the sunset – at greatest elongation on June 15. But look soon! Mercury – sometimes calle the most…