Tonight, the crescent moon will look about a wide as an unclipped fingernail. You'll spot it right away in the southwestern sky at dusk, high and bright. Just 2 (four moon diameters) to the moon's upper right lurks another member of the solar system, the planet Neptune. The two are in conjunction tonight in the dim constellation Aquarius.
Small telescope owners can use the lunar crescent t...
January 20, 2018 - 1:28pm