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Exploring the XDF: The Hubble eXtreme Deep Field
Sometimes Radio Just Isn't Enough!

Posted by Mat Kaplan on 2012/10/09 11:55 CDT | 1 comments

The newly-released eXtreme Deep Field takes us even further back into the history of our universe than the Ultra Deep Field or UDF.

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Artist's views of a night sky transformed by a galaxy merger

Posted by Emily Lakdawalla on 2012/06/04 12:25 CDT | 2 comments

A measurement of the Andromeda galaxy's proper motion shows it's coming directly at us, and will collide with the Milky Way in 4 billion years. The event will transform the appearance of our night sky.

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This is how far human radio broadcasts have reached into the galaxy

Posted by Emily Lakdawalla on 2012/02/24 05:26 CST | 3 comments

There is an ever-expanding bubble announcing Humanity's presence to anyone listening in the Milky Way.

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The Scale of the Universe, by Cary and Michael Huang

Posted by Emily Lakdawalla on 2012/02/16 10:14 CST

Cary and Michael Huang present a basic "powers of ten" visualization starting at human scale from which you can scrub downward smaller than quarks or upward to the scale of the entire universe.

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NuSTAR telescope to get close look at black holes, supernovae

Posted by Jason Davis on 2012/02/07 02:40 CST

The NuSTAR X-ray telescope will enable scientists to get a much-improved look at black holes and supernovae in both the Milky Way and other galaxies.

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A little fun with Deep Impact deep-sky data

Posted by Emily Lakdawalla on 2011/11/14 05:44 CST

Last week, the team put all of the data from Deep Impact's deep-sky imaging session online, and challenged visitors to see what they could make from it. I made some photos of M51, but there were some challenges.

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Citizen Science projects for Planetary Science: Get Involved! Do Science!

Posted by Mike Malaska on 2011/05/12 05:13 CDT

Citizen Science projects let volunteers easily contribute to active science programs. They're useful when there is so much data it overwhelms computing algorithms (if they exist) or the scientific research team attempting to process it.

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The scale of our solar system

Posted by Emily Lakdawalla on 2011/05/02 11:26 CDT

Space.com has taken advantage of the infinitely scrollable nature of Web pages to produce a really cool infographic on the scales of orbital distances in the solar system.

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WISE's first brown (green?) dwarf

Posted by Emily Lakdawalla on 2010/11/09 05:05 CST

Look at the center of this star-studded image and you'll find an emerald green dot.

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Pretty picture: Messier 83

Posted by Emily Lakdawalla on 2010/05/19 11:43 CDT

What does a barred spiral galaxy look like? THIS is what a barred spiral galaxy looks like.

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WISE's weekly featured image

Posted by Emily Lakdawalla on 2010/03/07 09:30 CST

I'm pleased to point out that the Wide-field Infrared Survey Explorer mission (WISE) has started an "image of the week" feature on its website.

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Congratulations to the WISE team on a beautiful "First Light" photo!

Posted by Emily Lakdawalla on 2010/01/06 12:51 CST

Congratulations are due to the Wide-field Infrared Survey Explorer (WISE) team on their lovely "First Light" image, unveiled at the 215th American Astronomical Society meeting.

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An Auspicious Week for Astronomy

Posted by Mark Adler on 2009/05/11 11:54 CDT | 1 comments

On Monday, if all goes well, we will launch the Space Shuttle to rejuvenate one the greatest scientific missions launched on or off the Earth: the Hubble Space Telescope.

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