Mars will shine close to the blue star Spica at sunset on Sept. 13, but you'll need a clear view of the western horizon to catch the colorful duo before they slip swiftly out of view. Look west as the ...

Mars and Spica will appear in close proximity (2° separation) in the evening western sky shortly after sunset, setting before 9 PM local daylight time. Observations of Mars and Spica are best ...

At 11:00 AM EDT, the Moon will be positioned 1.2° south of the star Spica. In the evening, a celestial alignment will be visible, with Spica located between Mars and the Moon. The double star Alpha ...

The Moon passes 4° south of Mars in Virgo at 11 A.M. EDT. The pair is briefly visible - along with Virgo's brightest star, Spica - for a short time after sunset this evening. You'll need to be fast, ...