Blog Archive
Scale comparisons of the solar system's major moons
Posted by Emily Lakdawalla on 2013/07/10 06:05 CDT | 12 comments
A few presentation slides with pretty pictures, sized to scale, of the large moons of the solar system.
Posted by Jim Bell on 2013/06/03 03:53 CDT | 6 comments
I'm absolutely floored when I stop to think that our beautiful blue ocean is only one of perhaps a half dozen or more oceans on other worlds in our solar system, and only one of probably millions (or more) oceans on other Earth-like planets in our galaxy. Oceans abound!
Instruments for the JUICE Jovian Mission
Posted by Van Kane on 2013/03/07 12:20 CST | 6 comments
The European Space Agency (ESA) announced the list of instruments selected for its JUICE mission to explore the Jovian system for three years starting in the 2030 following a 2022 launch.
Spotting Jupiter's Moons...with a Solar Telescope!?
Posted by Emily Lakdawalla on 2011/04/06 12:27 CDT
I was astounded to learn this morning that SOHO can not only see Jupiter, it can actually resolve Jupiter's moons (at least its two outer ones) as points of light separate from their planet!
Posted by Emily Lakdawalla on 2011/03/17 06:15 CDT
As I wait for the MESSENGER Mercury Orbit Insertion webcast to start, I thought I'd fiddle with some images to point out that Mercury is a bridge between the scales of planets and the scales of moons.
400 Years of the Galilean Satellites
Posted by Emily Lakdawalla on 2010/01/07 03:34 CST
It was 400 years ago today that Galileo discovered smaller planets attending the planet Jupiter.
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