Category Archives: astronomy

A tiny red sun with a sky full of planets!

Imagine if your sun was tiny and red. Imagine if you could see other planets in the sky as large as the moon appears from Earth. Imagine if all the planets orbiting your star were roughly the same size as … Continue reading

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So many planets…

I love planets, don’t you? Being all… round. With their… Atmospheres. Very gaseous. What’s not to love? Actually, as I’m writing this, there are 3449 confirmed planets in our galaxy. 544 of the planetary systems we’ve seen are multi-planet systems. And … Continue reading

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8 Things About Uranium

As is fairly obvious, the recently inaugurated President of the USA, Donald Trump, has no idea what uranium is. To quote him directly: “You know what uranium is, right? S’thing called nuclear weapons and other things and lots of… things are … Continue reading

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木星

So here’s an interesting little fact. In Chinese and Japanese, Jupiter is known as 木星 which means “wood star” – and I think that’s a wonderful name for it! Interestingly, the name is pure coincidence. Just as our name for the … Continue reading

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Lurking Giant

Well this is quite interesting. There’s some latest news about the possibility of a giant planet lurking on the outskirts of our solar system. The near mythological “planet X” which astronomers have been hunting for for decades. This latest study … Continue reading

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Postcards from Pluto

New Horizons passed Pluto some time ago, but it’s still slowly dripping data back to us. The tiny craft wasn’t optimised for data transfer, so its hard drives are still packed to the gills with exciting discoveries which we’ll all … Continue reading

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Twilight on Pluto

It turns out, Pluto has blue skies. And water ice on its surface. Which, at a cursory glance might make it seem a little bit like home. But only a little bit. Some notable experts were a little puzzled to … Continue reading

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Meteor Chemistry

Have you ever noticed that not all meteors you see falling are the same colour? Growing up in the dark countryside away from city lights, I saw them sometimes, and their colour occasionally seemed to be an unusual and striking … Continue reading

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What’s your favourite kind of rain…?

Cosmic Funnies is an adorable little comic made by Jaqueline Moliner, and this one caught my eye in particular. Planetary Rain. All about the different kinds of rain that falls on different planets. There are even a couple of exoplanets … Continue reading

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The Star in the Sky

Discovered courtesy of Tumblr once more, are a set of pretty amazing visualisations originally from Halcyon Maps showing how drastically the sizes of stars can vary. These show how the view would appear from Earth if you replaced the Sun with a different … Continue reading

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