Optimum News 12 Newsday.com MSG Varsity Explore LI AM New York Optimum Autos Optimum Homes

Sky Watch: Hydra, the Celestial Water Snake

Here's a trivia question: Which is the largest of all constellations? If you answered "Hydra," you know more about the night sky than you admit.

At this time of year we can find Hydra, the water snake, low in the southern sky shortly after dark, winding a quarter of the way across the heavens. With a total length of about 100 degrees, this constellation encompasses 1,303 square degrees of...

Content Preview This content is exclusive for Newsday digital access and 7-day home delivery subscribers and Optimum Online customers.

Already
registered?
Log in
Already a
subscriber/customer?
Register
Get a 4-week trial for $1
Subscribe

advertisement | advertise on newsday

Facebook

advertisement | advertise on newsday

Top Jobs