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Leigh Fletcher
Planetary scientist and space enthusiast at Oxford University.
Planetary scientist and space enthusiast at Oxford University.
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Leigh's posts

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Oxford Researchers on BBC Sky at Night
From an Oxford  new release:   AOPP researchers feature strongly as contributors to the first edition of the new series (season two!) of the BBC's Sky at Night programme on BBC4 presented by Dr. Maggie Aderin-Pocock and Oxford Astrophysics's Chris Lintott. ...

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Jupiter's Realm: An Introduction to the Galilean Satellites
A comparison of the surface features on the Galilean satellites  from the NASA photojournal (Credit: NASA/JPL/DLR) The Jupiter system consists of four large satellites (Io, Europa, Ganymede and Callisto, all over 3000 km in diameter); a ring system; four sm...

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Jupiter's Realm: An Introduction to the Galilean Satellites
A comparison of the surface features on the Galilean satellites  from the NASA photojournal (Credit: NASA/JPL/DLR) The Jupiter system consists of four large satellites (Io, Europa, Ganymede and Callisto, all over 3000 km in diameter); a ring system; four sm...

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What Gives Jupiter its Colourful Stripes?
Despite four decades of planetary explorers reaching across the solar system to Jupiter, we still don't have the answer to a very basic question - why is Jupiter's Great Red Spot.... red?  And that's not the only conundrum - Jupiter's stripes, storms, vorti...

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The Plumes of Europa
2013 has been a rather exciting year for Europa scientists, even without a spacecraft anywhere near the jovian system.  We've seen evidence of the salty composition of Europa's oceans ; models explaining the deep ocean flow and influence on surface features...

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UK Spending Cuts and Cassini
Copied here is a Memorandum submitted by Early Career Cassini Scientists (FC 10) to the  Science and Technology Committee Inquiry into `The Impact of Spending on Science and Scientific Research' in 2010.  For background to the story, see Jonathan Amos' BBC ...

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PhDs in Planetary Science at Oxford (2014)
With apologies for using this blog as a way of advertising, but there are plenty of opportunities here at the University of Oxford for planetary science studies .  The University of Oxford has several Planetary Physics DPhil positions (i.e., PhDs) available...

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Hubble: Galaxies Across Space and Time
I spent the summer of 2003 working on the Great Observatories Origins Deep Survey (GOODS), supervised by Frank Summers, at the STScI in Baltimore, Maryland. I took an image of the GOODS Deep Field and converted it to a three dimensional fly-through of the g...

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Saturn Science in 2013
Completing a trio of posts on the state of giant planet science in 2013, based on notes, tweets and abstracts submitted to two large conferences, EPSC in London and the DPS in Denver.  Late 2013 finds Saturn's northern springtime hemisphere (four years afte...

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Jupiter Science in 2013
Continuing the theme of my previous post on ice giant science in 2013, this time I'll take a look at the latest Jupiter studies presented at the European Planetary Science Congress (EPSC, September) in London and the Division of Planetary Sciences Meeting (...
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