Sirius and the Dog Days of Summer
See Sirius return to the night sky around late summer and discover its ancient link to the hottest days of the year.
Elsewhere on timeanddate.com
Skywatching Tips for August
What’s up in the day and night sky in August 2025, including the Perseid meteor shower, a close approach between Venus and Jupiter, and a Black Moon.
Moon Guide for August 2025
August’s Moon phases and close approaches. Plus, it’s a month with two First Quarter Moons—whichever time zone you’re in. Find out why this is a tight squeeze.
Rosh Hashana
Rosh Hashana, commonly known as the Jewish New Year, is the first day of Tishrei, the seventh month in the Hebrew calendar.