astrothad's photostream Pro User

The Humpback Whale Galaxy (NGC 4631, top right) and Hockey Stick Galaxy (NGC 4656/7); galaxy above...

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Uploaded on May 13, 2013

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The Sombrero Galaxy (M104, or NGC 4594) in Virgo; shot from the Santa Monica Mountains on the night of...

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Uploaded on May 12, 2013

34 views / 2 favorites

Part of a panorama shot from east of the tunnel in Zion National Park, UT, on 2013 March 28; frames...

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Uploaded on Apr 4, 2013

5 views

Part of a panorama shot from east of the tunnel in Zion National Park, UT, on 2013 March 28; frames...

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Uploaded on Apr 4, 2013

3 views

From Zion National Park, east of the tunnel.

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Uploaded on Mar 31, 2013

49 views / 2 favorites / 1 comment

This is a piece of optical calcite (CaCO3) with a green (532 nm) laser shining on and through it. The...

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Uploaded on Mar 30, 2013

30 views

Panorama of 8 1/400 s, f/9.0 exposures shot at focal length 18.0 mm and ISO 400 with a Nikon D80;...

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Uploaded on Mar 29, 2013

65 views / 1 favorite

Taken from east of the tunnel through Zion National Park.

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Uploaded on Mar 28, 2013

87 views / 2 favorites

Comet PANSTARRS (C/2011 L4) and the waxing crescent moon - shot from Cerritos College campus, Norwalk, CA - final processing in PS CS5

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Uploaded on Mar 16, 2013

26 views

C/2011 L4 and waxing crescent moon shot from Cerritos College at 2013-03-13 0150 UT

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Uploaded on Mar 13, 2013

111 views / 1 favorite

Comet PANSTARRS (C/2011 L4) shot from Venice, CA, on 2013-03-11 0145 UT; Nikon D80, 5s exposure at...

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Uploaded on Mar 11, 2013

540 views / 2 favorites

Comet PANSTARRS (C/2011 L4) shot from Venice, CA

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Uploaded on Mar 10, 2013

129 views / 1 favorite

Orion and the surrounding area shot from Santa Monica beach, about 300m from the Santa Monica Pier,...

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Uploaded on Mar 10, 2013

88 views

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Uploaded on Mar 9, 2013

53 views

Shot while waiting to see if Comet PANSTARRS would be visible. It was clear to the west, but raining to...

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Uploaded on Mar 9, 2013

42 views

Stitch of 4 ISO 640, f/4.0, 5 sec exposures of Santa Monica beach, shot 45 minutes after sunset on 2013-03-08

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Uploaded on Mar 9, 2013

35 views

A mosaic of 16 photos from near the lunar terminator; this image shows the region from Mare Frigoris...

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Uploaded on Jan 21, 2013

64 views / 2 favorites / 1 comment

Jupiter - 2012 Dec 04 0600 UT; best 538 frames of 4143 frame movie shot with GigE Flea3 and Celestron...

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Uploaded on Dec 30, 2012

84 views / 3 favorites / 1 comment