Heads up: a comet probably seen to the naked-eye is on its well beyond Earth.
Comet 46P/Wirtanen, first found in 1948, makes its approach across the solar each 5.four years. And this time it is making its closest strategy but to Earth.
It is not a very large comet — about 1.2 kilometres in diameter — nevertheless it has some attention-grabbing qualities that would make for a very good likelihood to see it.
For one, 46P/Wirtanen is approaching perihelion, the closest an object is to the solar in its orbit. For…