The King of the Planets teams up with an exceedingly narrow crescent moon for the last time this year in the evening sky on May 27.

Sacramento is one of California’s most light polluted cities. The Bortle scale is a nine-level numeric scale measuring the night sky's brightness of specific locations with one being perfect ...

Still, the planetary parade, as the event is colloquially named, “makes for a very nice excuse to go outside at night, maybe with a glass of wine, and enjoy the night sky.” A Parade of Planets ...

The night sky isn’t perfectly dark—instead it glows faintly, and the source isn’t exactly local. ... A decently dark site in a rural area has a sky background of about 21 mag/arcsec 2.

May 3: Moon meets Mars with Beehive Star Cluster . On the night of May 3, Mars and a half moon will appear to nearly meet in the western sky. According to stargazing app SkySafari, the large ...

The prototype BlueWalker 3 satellite is now one of the brightest objects in the night sky. Astronomers are worried about even bigger, brighter satellites that are on the way.