If you've never sighted this rocky little world for yourself, you'll never get a better opportunity than right now to see it.

This month the evening skies are ablaze with planets: Venus, Mars, and Saturn are all shining brightly. Jupiter is also present, but dropping rapidly behind the sun. This concentration of planets in ...

Mercury, often considered the “elusive planet,” is notoriously difficult to observe due to its proximity to the Sun. However, ...

Mercury currently appears as a bright "evening star" in the southwestern sky at sunset. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Mercury ...

The Saturnian system features multiple observational events, including Iapetus's superior conjunction, a transit of Titan, and various close apparent passes among its inner moons (Dione, Rhea, and ...

On November 8, Mercury ceases its easterly motion at 6 P.M. EST, initiating retrograde (westward) movement relative to background stars, and is observable shortly after sunset near Antares in Scorpius ...

November kicks off with Mercury making a brilliant evening appearance, then continues with not one, but three meteor showers. The largest full moon of the year rises early in the month, while a later ...