Tonight's Sky
Sun
Sun
Moon
Moon
Mercury
Mercury
Venus
Venus
Mars
Mars
Jupiter
Jupiter
Saturn
Saturn

Tonight's Sky — Change location

OR

Searching...

Tonight's Sky — Select location

Tonight's Sky — Enter coordinates

° '
° '

Winter star clusters

Two rich star groups offer dazzling views.
Harrington
As the stream of the winter Milky Way flows southward toward the horizon, it passes through eastern Orion and Canis Major, and continues through a region that looks nearly starless to the naked eye. Much of this empty patch of sky belongs to the constellation Puppis.

Puppis is one of three constellations carved from the old star-picture Argo Navis. Dating from ancient Greek mythology, the Argo was the mythical ship Jason and the Argonauts used to search for the Golden Fleece. When viewed from Greece, the stars of Argo skimmed the southern horizon, as if the ship were “sailing” across the Mediterranean Sea.

Astronomy magazine subscribers can read the full article for free. Just make sure you're registered with the website.

Already a subscriber? Register now!

Registration is FREE and takes only a few seconds to complete. If you are already registered on Astronomy.com, please log in below.
ADVERTISEMENT

FREE EMAIL NEWSLETTER

Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter.

ADVERTISEMENT
ADVERTISEMENT
exoticobjectspromo

Click here to receive a FREE e-Guide exclusively from Astronomy magazine.

Find us on Facebook