Public Observing July 8, 2017
p.m. to 10:00 p.m.
Rudy Park, York, PA. Observatory
will be an Astronomy Program in the Observatory if cloudy.
York County Astronomical Society, Inc. is a non-profit organization
dedicated to the advancement of the science of astronomy.
Expand your mind by taking in the expanse of the universe.
Come and view the night skies with us through one of our telescopes and let our experienced
members guide you on a tour of celestial wonders, including stars, planets,
nebulae, and the moon. You are also invited to bring your own telescope and
share your experiences with other amateur astronomers. Star Charts are available to help your exploration of the nighttime sky.
observing activities at John Rudy Park, if the weather is questionable, please check our voice message at
717 759 YCAS (9227)
for notice of any late cancellation or for an updated
status, check this website.
Observatory See: Directions
If it is clear or mostly clear, the activity will occur as scheduled. If it is completely cloudy, raining or snowing, the activity will be changed to an astronomical
presentation in observatory.
information on events, scheduling a private party star watch, directions
to the observing site, or for general Society information
please email YCAS at: E-Mail
Visible for Public Observing Night Sky
July 8, 2017
Sun on July 8, 2017 is in the constellation Gemini "The Twins"
setting at 8:38 pm.
New sunspot AR2665, which appeared just yesterday, has already more than doubled in size. NASA's Solar Dynamics Observatory documented the sunspot's rapid development in this 36-hour time lapse movie:
Click on Moon to
evening sky July 8th finds the Moon rising at 8:12 pm in the east
in the constellation Sagittarius "The Archer".
Phase of the Moon on July 8, 2017: will be 99.90% of the Moon's visible disk illuminated.
The Full Moon occurs July 9th.
July is normally the month when the new antlers of buck deer push out of their foreheads in coatings of velvety fur. It was also often called the Full Thunder Moon, for the reason that thunderstorms are most frequent during this time. Another name for this month’s Moon was the Full Hay Moon.
Courtesy Farmers Almanac.
is visible in the west-northwest just after sunset very low on the
horizon. Mercury sets at 9:48.
is located looking southwest in the constellation Virgo "The
Maiden". Four of Jupiter's Moons are visible this night. Jupiter
sets at 12:42 am. Jupiter is easily visible in the southwestern sky soon after
sunset being the brightest object.
is rising in the southeast this night located in the constellation Ophiuchus.
Saturn sets at 4:16 am.
Dipper is visible high above the northwest horizon. Right of the Big Dipper is the Little Dipper which
contains Polaris the north star. See How to use the Big
Dipper to find Polaris the north star. See: Finding
If you follow the curved handle of the Big Dipper it leads to the
bright star Arcturus in the constellation Bootes "The
Herdsman". Hercules "The Son of
Jupiter" is to the east of The Little Dipper containing the beautiful globular star cluster M-13,
it is filled with stars. Below and slightly west of Hercules is
the rising constellation of Lyra
"The Harp" which contains the bright star Vega. Also in
the constellation Lyra is M-57 "The
the remnants of an exploding star is found in Lyra. Leo "The Lion" with it's
bright star Regulus is low in the west.. Looking to the south in the constellation
Realm of Galaxies"
is the bright star Spica and below Spica is found Jupiter the
largest planet in our solar system. These are just a few of the many constellations visible this
July 8, 2017, 2017 Night Sky Below
a memorable tour with members of the York County Astronomical Society of
Galaxies, planets, the moon and the constellations of the night sky.
and Constellations Astronomical Pronunciation Guide
the Wonders of your Universe
Picture of the Day
Our sun is almost one million miles in diameter and a million earths would fit in it.
It takes light eight minutes to reach us from the sun.
The last star shown in video is VY Canis Majoris which takes light about 5000 years to reach us
that is light traveling at 186,000 miles per second x 60 seconds
in a minute x 60 minutes in an hour x 365 days in a year x 5000 years.
VY Canis Majoris is (almost 2 billion ) 1.7 billion miles in diameter.
POLLUTION OF OUR NIGHT SKIES
What does light pollution look like?
What does your nighttime sky look like? Try this fun interactive game to see how light
pollution affects the stars you see at night:
Dark Sky Association
Weather and Directions