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How can you wash your hair in space -- without
Why is there a spiral around the North Pole of Mars?
Do other stars have planetary systems like our own?
Most galaxies have a single nucleus -- does this galaxy have four?
Four Geminids flash through northern skies in this wintry night skyscape.
Geminids of the North
Did you ever get caught in a meteor shower?
Highlights of the Winter Sky
What would it be like to fly over the planet Mercury?
Raise your arms if you see an aurora.
This composition in
December's Full Moon phase occurred near
All the Eclipses of 2017
To some, it may
What's happening on the horizon?
On rare occasions, the Earth and Moon are photographed together.
Have you ever watched the Moon rise?
Many bright nebulae and star clusters in planet Earth's sky