Io and its shadow transit Jupiter
Back to Article List As Jupiter nears opposition, its moons closely follow their shadows during transits. Tonight, Io…
The Sky Today on Thursday, December 18: Mercury on the move
Back to Article List Challenge yourself to spot a 2-percent-lit crescent Moon as Mercury shows off its quick…
The Sky Today on Wednesday, December 17: The Moon meets Mercury
Back to Article List A lovely crescent Moon shares the predawn sky with bright planet Mercury, with the…
The Sky Today on Tuesday, December 16: Titan and Tethys dance
Back to Article List Saturn’s moon Titan reappears from occultation, then passes south of fainter moon Tethys later…
Uranus meets a background star
Back to Article List The distant ice giant Uranus sits a few arcminutes from the star 14 Tauri,…
The Sky Today on Monday, December 8: Saturn’s moons shine
Back to Article List Titan is finishing a transit early this evening, while several other moons of Saturn…
Mercury reaches greatest western elongation
Back to Article List Planet Mercury is now a bright light in the predawn sky, reaching its greatest…
The Sky Today on Sunday, November 23: Spy the Silver Sliver
Back to Article List The Silver Sliver Galaxy is a lovely sight in Andromeda the Princess. View this…
The Sky Today on Saturday, November 8: Ceres make an appulse
Back to Article List Dwarf Planet Ceres is passing close to a background star this evening, making it…
Neptune nestles between Saturn and the Moon
Back to Article List The solar system’s most distant planet lies between Saturn and the bright Moon this…
What’s in the Southern Hemisphere sky this month?
Gas giants Saturn (left) and Jupiter are some of the planetary highlight’s in this month’s sky. Credit: NASA/JPL/Space…
Comet Lemmon will be a Halloween treat
Wow! This image of Comet C/2025 A6 (Lemmon) was taken October 25 from Payson, Arizona. The photographer collected…