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Planetary Society Weekly Hangout: Being WISE about asteroids, comets, and brown dwarfs with Amy Mainzer

Emily Lakdawalla • March 14, 2013

This week I'll be talking with NEOWISE principal investigator Amy Mainzer about moving objects that the WISE mission has spotted both inside and outside our solar system.

Atacama Diary for March 2, 2013--ALMA Explained

Mat Kaplan • March 02, 2013

The second in a series of audio blogs chronicling my trip to the driest spot on Earth, Chile's Atacama desert, to see the inauguration of the ALMA Observatory. Al Wootten and Alison Peck tell the story of ALMA.

Why can Hubble get detailed views of distant galaxies but not of Pluto?

Emily Lakdawalla • February 14, 2013 • 22

How come Hubble's pictures of galaxies billions of light years away are so beautifully detailed, yet the pictures of Pluto, which is so much closer, are just little blobs? I get asked this question, or variations of it, a lot. Here's an explainer.

Stars, and stars, and stars: pretty pictures from the European Southern Observatory

Emily Lakdawalla • January 21, 2013 • 4

My solar system chauvinism is well-established, but I am as much a sucker for beautiful astrophotos as the rest of you. Once in a while I get a media advisory from the European Southern Observatory about a new pretty picture posted on their website, and then I inevitably lose an hour following links to one stunner after another.

Crowdsourcing the Andromeda Galaxy

Jason Davis • December 11, 2012 • 1

Scientists would like your help starting at high-resolution images of the Andromeda Galaxy captured by the Hubble Space Telescope.

Exploring the XDF: The Hubble eXtreme Deep Field

Mat Kaplan • October 09, 2012 • 1

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

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

Emily Lakdawalla • June 04, 2012 • 2

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.

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

Emily Lakdawalla • February 24, 2012 • 6

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

The Scale of the Universe, by Cary and Michael Huang

Emily Lakdawalla • February 16, 2012

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.

NuSTAR telescope to get close look at black holes, supernovae

Jason Davis • February 07, 2012

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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