Widener University Observatory

10/04/2026

Fall Teachers' Night at the Widener Observatory is on Wednesday, November 4th at 7:00 pm. It is open to all K-12 teachers and their families. To register online, go to www.widener.edu/stargazing.

10/02/2026

https://www.delcotimes.com/2026/10/01/night-words-for-october-saturn-at-best-and-brightest-venus-exits-the-evening/

Sunrise and sunset • Sun rises at 6:58 a.m. and sets at 6:44 p.m. on the 1st • Sun rises at 7:29 a.m. and sets at 6 p.m. on the 31st Moon’s phases • New moon on the 10th • Full “Hunter’s Moon” on the 26th Naked-eye planets Mercury is briefl…

09/28/2026

As summer comes to an end, the constellations of autumn are moving into prime-time evening viewing hours.
The best known are from Greek mythology: Pegasus, Andromeda, Perseus, Cassiopeia, and Cepheus, all of which stand high overhead in mid-evening.

09/28/2026

The Widener Observatory's monthly Night Sky Guide and Night Sky Calendar are available as pdf files which can be downloaded under Stargazing Resources from www.widener.edu/stargazing
Click on the images below to get them directly as jpg files.

09/25/2026

https://www.inquirer.com/weather/fall-equinox-2026-when-date-leaves-weather-20260921.html

With autumn’s advent, millions of birds across the region are taking their nightly migratory flight.

09/17/2026

https://www.delcotimes.com/2026/09/16/astronomers-notebook-sailing-around-the-milky-way/

Starting with the solar system and working our way out, way out, this is what astronomers know.

09/14/2026

https://skyandtelescope.org/astronomy-news/meet-arcturus-guardian/

Arcturus is one of the brightest stars in the sky — a cool red giant in Bootes, the Herdsman, that's often tied mythologically to Ursa Major, the Bear.

09/14/2026

https://skyandtelescope.org/astronomy-news/observing-news/this-weeks-sky-at-a-glance-september-11-20/

The crescent Moon steps past Venus, very low after sunset, from Sunday to Monday. A couple days later, it steps past higher Antares.