Astronomy

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Astronomy

View This Week’s Sky at a Glance:

http://www.skyandtelescope.com/observing/ataglance

Spring evening sky highlights

 http://www.bbc.co.uk/science/space/universe/collections/the_night_sky_spring_summer#p00jxnlh

Measuring the brightness of the sky

Excellent Introduction

http://www.uwgb.edu/dutchs/astronnotes/findingway.htm

The Stars of Spring

As winter fades and spring arrives the stars in our evening sky change and new stars, not seen over the winter, make a reappearance.

Two of those stars are Arcturus, in the constellation of Bootes, and Spica, in Virgo, both of which will become early evening objects in April (in early March Spica doesn’t rise until 2130, three hours after sunset).

Spica, or the “ear of wheat” is held by Virgo the Virgin, and its presence in the evening sky has long been used by ancient astronomers as an indication that spring is coming. continue….

http://darkskydiary.wordpress.com/2011/03/05/the-stars-of-spring/

Stars in the Solar System

Arcturus,

a red giant, looks orange to the eye. It is the brightest star on the northern half of Earth’s sky dome. Arcturus is especially noteworthy for its large proper motion, or sideways motion across our sky.

http://earthsky.org/brightest-stars/bright-orange-arcturus-use-the-big-dipper-to-find-it

Arcturus: Facts About the ‘Bear Guard’ Star

http://www.space.com/22842-arcturus.html

How to Find Spica Star in the Sky

Scouts and stargazers remember this trick with the saying: Follow the arc to Arcturus, and speed on to Spica.

http://earthsky.org/brightest-stars/speed-on-to-spica-the-15th-brightest-star

Spica 2014 in March and April

http://www.surveyor.in-berlin.de/himmel/sky.14.03.html

Spica History and Facts – a lot of information

Spica rises just as the Sun sets in early April, about an hour after Arcturus has risen.

http://www.souledout.org/cosmology/highlights/spicahighlights/spicahighlights.html

Find your birthday’s planetary alignment

http://www.fourmilab.ch/cgi-bin/Solar

Astronomy Lessons

http://osr.org/articles/great-space-and-astronomy-lesson-plan-ideas/

sky events for 2014

http://www.astronomy-world.com/2014-sky-events.html

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