Science ❯ Astronomy ❯ Planets
Planetary Characteristics Planetary Visibility Visibility Conditions Jupiter Visible Planets Visibility Planet Characteristics Visibility of Planets Innermost Planet Planet Alignment Planetary Observation Venus Mercury Saturn Sistema Solar Celestial Events Astronomical Events Planetary Alignment
Mercury will slip below the horizon by Aug. 21, with peak interest arriving on Aug. 20 when the crescent moon nears Venus.
