Stars

Constellations Regulus Antares Castor and Pollux Star Clusters Pleiades Arcturus Orion Sirius Variable Stars Aldebaran Binary Stars Asterisms Winter Stars Star of the Month Vega Capella Nebulae Supergiants

13 ARTICLES

2mo ago

Blue Micromoon to Peak on May 31

Coinciding with lunar apogee the month's second full moon will appear slightly smaller and dimmer, clarifying that 'Blue Moon' refers to timing rather than color.

8 ARTICLES

2mo ago

Crescent Moon Joins Venus, Jupiter and Mercury in a Low‑West Evening Planet Parade

7 ARTICLES

2mo ago

Predawn ‘Cosmic Triangle’ Briefly Brought Mars, Saturn and a Crescent Moon Together

8 ARTICLES

6mo ago

Earth’s Aphelion and Mercury’s Greatest Elongation Usher in July’s Night Sky Highlights

Stars

Blue Micromoon to Peak on May 31

Crescent Moon Joins Venus, Jupiter and Mercury in a Low‑West Evening Planet Parade

Predawn ‘Cosmic Triangle’ Briefly Brought Mars, Saturn and a Crescent Moon Together

Crescent Moon Brushes Past Saturn Tonight, With Neptune Nearby

8% Crescent Moon Meets Mars Low in the West Tonight

Moon Passes Within Half-Degree of Antares in Tonight’s Sky

Earth’s Aphelion and Mercury’s Greatest Elongation Usher in July’s Night Sky Highlights