Astronomy Picture of the Day

Star Trails Above Mauna Kea

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#82884 by @ 21.12.2005 00:00 - nach oben -
Star Trails Above Mauna Kea

Is there a road to the stars?

Possibly there are many, but the
physical road pictured above leads up to the top of a dormant volcano that is a
premier spot on planet
Earth for
observing stars and astronomical phenomena.

At the top of
Mauna Kea
are some of the largest optical telescopes on Earth, including the
Keck telescopes,
CFHT, and the

Together, these 10-meter eyes have made many universe-redefining discoveries,
including detailing that most of the universe is made not of familiar matter but of mysterious
dark matter and
dark energy.

The above picture was compiled from over 150 one-minute exposures from a
digital camera.

During that time, the
rotation of the Earth
made the stars far in the distance appear to have long
star trails.

The foreground landscape was illuminated by the

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