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Orcus and Vanth

Emily Lakdawalla • January 11, 2011 • 1

As part of a big, ongoing project to make a comparison chart of the dimensions and physical properties of solar system objects I've spent the morning tackling the difficult problem of summarizing the physical characteristics of the biggest things that are out there beyond Neptune.

Happy 2011, and an end to the 2010 advent calendar

Emily Lakdawalla • January 01, 2011

Welcome 2011! I can't wait for what this year has in store. The prize for all of you who have enjoyed opening each door in the Planetary Society's 2010 advent calendar is one of the best views we can get of one of the biggest objects in the asteroid belt, Vesta.

365 Days of Astronomy Podcast: What's in a Science Meeting?

Emily Lakdawalla • November 17, 2010

Today the 365 Days of Astronomy podcast aired my contribution, What's in a Science Meeting?, about what scientists do at big meetings like the Division of Planetary Sciences.

DPS 2010: Pluto and Charon opposition surges, Nix and Hydra masses, Pluto and Eris compositions

Emily Lakdawalla • October 25, 2010

An awful lot of the talks in the Pluto session on Tuesday morning, October 5, at the Division of Planetary Sciences meeting spent more time focusing on how bad weather conditions were during the astronomers' attempts to view Pluto as it occulted background stars than they did on any measurements or science that came out from the data.

Seeing Curiosity

Emily Lakdawalla • September 20, 2010

I've been itching to get back to the Jet Propulsion Laboratory to get a good look at Curiosity, the next Mars rover.

An unusual Hubble photo of Mars

Emily Lakdawalla • September 17, 2010

Amateur image magician Ted Stryk dug up this lovely view of Mars, captured on May 9, 2003 by the Hubble Space Telescope. This photo is unusual for its relatively high phase.

Neptune from two slightly different perspectives

Emily Lakdawalla • September 06, 2010

Coincidentally, two new images of Neptune were posted today, from two very different sources.

How to Recognize Titan from Quite a Long Way Away

Emily Lakdawalla • August 09, 2010

You know, I could fill this blog almost entirely with the amazing images that Gordan Ugarkovic locates, processes into prettiness, and uploads to his Flickr account.

Hubble turns 20

Emily Lakdawalla • April 23, 2010

Tomorrow is the 20th anniversary of the launch of the Hubble Space Telescope. It's hard to believe it's been going strong for so many years.

Quaoar: A rock in the Kuiper Belt

Emily Lakdawalla • April 01, 2010

The paper I'm writing about today, "Quaoar: a Rock in the Kuiper Belt," is based upon seven sets of Hubble Space Telescope WFPC2 observations of Quaoar and its recently-named moon, Weywot.

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