Category Archives: space

That’s no moon

…or is it? Here are some objects which may or may not be moons, shown to scale. Enjoy! Organised by diameter: Endor – 4900 km Mercury – 4879 km Luna – 3474 km Pluto – 2377 km Tethys – 1062 … Continue reading

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The Dark Side of the Moon

I do admire Neil deGrasse Tyson for his work in science communication, particularly for bringing some much needed diversity to a profession which still sorely needs it. However, he does have… shall we say, a certain proclivity for pedantry. This … Continue reading

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Astrotropes: Surviving Space

Space, as a background, is a mainstay of sci fi. But space is hazarous, and if you’re to find yourself without air to breathe, that should probably be cause for alarm. Naturally, sci fi characters (much like real life astronauts) … Continue reading

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Space Rocks

I stumbled across this rather lovely size comparison of small Solar System objects, and I thought I’d share. Click it for a larger view! Taking pride of place is Ceres, empress of asteroids, with her smaller sibling Vesta, the largest … Continue reading

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The Violent History of the Martian Moons

Mars is a funny little place, but it seems that Mars orbit may be even funnier. As we all know, Mars has two small and lumpy moons which would be no more than a pair of mundane asteroids if they weren’t … Continue reading

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Space Dumpling

This is not a delicious 台湾水餃子 (Taiwanese boiled dumpling) drifting through space, no matter how much it may look like it. It is, in fact, one of Saturn’s moons! This is Pan. A tiny moon, only 35 km in diameter, … Continue reading

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The Planet Quandary II – High Definition

Take a look at these five oblate spheroidal spacey things and tell me which one is the odd one out. Not sure? I’ll admit, it’s not too easy. They’re all unique in their own ways. One of them has a dense … Continue reading

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RIP Chuck Berry (via)

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The Planet Quandary I – The Sacred 8

So this is the first part of my series of analyses and perspectives on the ongoing planet debate. Honestly, I can’t believe it’s been like, a decade already. Which is probably the main reason I’m going into some detail on … Continue reading

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The Planet Quandary

As some of my readers will probably know quite well, every astronomer’s favourite argument of what exactly a planet is has been drifting in and out of discussions for years now. This delightful nest of conversational wasps was recently shaken up again … Continue reading

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