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Cosmos with Cosmos Episode 4: Heaven & Hell

Casey Dreier • November 04, 2013 • 7

Humans face the consequences of our own knowledge about the cosmos in this latest episode recap and analysis of Carl Sagan's classic series.

Why does ISON look green?

Matthew Knight • October 29, 2013

You may have noticed that Comet ISON appears to have a green halo in some recent images, but in other images acquired at about the same time, it doesn’t. Thanks to the beautiful new spectrum posted earlier today by Christian Buil, it’s relatively easy to understand why.

DPS 2013: The fascination of tiny worlds

Emily Lakdawalla • October 17, 2013 • 7

In which I summarize Joe Veverka's Kuiper Prize talk at the Division for Planetary Sciences meeting: "Small is NOT Dull: Unravelling the Complexity of Surface Processes on Asteroids, Comets and Small Satellites."

An early look at Comet ISON

Jason Davis • October 08, 2013 • 2

Comet ISON is brightening as it approaches the Sun, and can now be seen from many ground-based telescopes.

Cometary Science at EPSC

Geraint Jones • September 26, 2013

Recently, almost a thousand researchers gathered in London for Europe’s annual meeting of planetary scientists. Here's a report from one session on cometary science.

Comet ISON lives on! (we think...)

Karl Battams • August 13, 2013 • 1

For several weeks now, ground-based observers have been blind to Comet ISON as our local star was sitting directly between us and the comet. I am delighted to share two pieces of good news: first, that ISON is still alive and well, and secondly that it has been recovered.

Interplanetary eyes on the lookout for comet ISON

Daniel Fischer • August 09, 2013

Space blogger Daniel Fischer provides a preview of the exciting interplanetary observing campaign that has recently begun to study comet C/2012 S1 (ISON) from vantage points across the solar system.

Pluto on the Eve of Exploration by New Horizons: A problem of cartography

Emily Lakdawalla • July 30, 2013 • 6

Last Thursday at the Pluto Science Conference there was a surprising and interesting talk by Amanda Zangari, who pointed out a serious problem with Pluto cartography.

Found a Killer Asteroid? Who Ya Gonna Call?

Mat Kaplan • July 08, 2013

Astronomer Timothy Spahr directs the Minor Planet Center, the global clearinghouse for asteroids, comets and other relatively small objects in the solar system, including moons. He also coordinates the Society's Shoemaker NEO grant program.

Hubble captures time-lapse of comet ISON

Jason Davis • July 05, 2013 • 2

The Hubble Space Telescope captured a series of images showing Comet C/2012 S1 (ISON) plunging toward the sun.

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