Wednesday, 31 March 2021

June Night Skies
A brief overview of what to see in the sky with the unaided eye: 

Stars and Constellations

●    Some prominent stars to notice include the 3 bright stars of the “Summer Triangle” climbing in the eastern sky during June evenings. The bright blue star Vega is the highest (in the eastern sky), and below Vega are Deneb to the north (lower left of Vega when looking eastward toward Vega) and Altair to the south
●    Some prominent constellations to notice are the constellations of the Summer Triangle stars:
●    Lyra is a small constellation that includes Vega
●    Cygnus is a cross-shaped constellation (also known as the Northern Cross) that includes Deneb
●    Aquila is a constellation that includes Altair
●    The summer Milky Way extends north-to-south through Cygnus and Aquila


●   Mercury is practically not visible and is in inferior conjunction June 10, and then emerges low in the pre-dawn sky during late June
●    Venus is visible after sunset low in the western sky
●    Mars is visible in the western sky after sunset in the Gemini constellation and then moves into the Cancer constellation
●    Jupiter rises after midnight most of June and is visible low in the pre-dawn southeastern sky in the Aquarius constellation
●    Saturn also rises near midnight and is visible in the southeastern sky in the Capricornus constellation

Moon Phases

●    Last Quarter Moon June 2, 03:24 EDT
●    New Moon June 10, 06:53 EDT
●    First Quarter Moon June 17, 23:54 EDT
●    Full Moon June 24, 14:40 EDT

Noteworthy Sky Events

●   June 10: partial solar eclipse

●   June 13: evening: thin crescent moon near Mars and the “Beehive” star cluster

●   June 20: summer solstice at 23:32 EDT

 Sky Resources Online

Some website resources for sky charts, weekly sky events, and more information:

Star Chart for mid-June, mid-evening (courtesy of