Travelling through the cosmos

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Space is big. The Voyager probe, launched in 1977 to explore Jupiter and Saturn, took 36 years to leave the Solar System. It is the furthest human object from...

More On Gravitational Waves

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In a previous post, we discussed the groundbreaking discovery of gravitational waves and it's importance for science as a whole. Now LIGO has observed another detection, and it has the...

A Galaxy Interaction That Deceives The Eyes

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This NASA/ESA Hubble Space Telescope photograph is one of my favourite images of interacting galaxies, but it's actually a bit of a cheat. The galaxies are not interacting at...

“The Stars Were Aligned”

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Sometimes inspiration strikes in unusual ways at unusual times. I was tagged in a quote tweet where Prof Peter Coles states that as an astrophysicist he must contest Prince...

Why Do I Still Rant About Astrology?

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A few years ago I filmed a vlog ranting about Astrology being nonsense and I'm now revisiting the subject, not because something has changed (it's still bullshit), but because...

I’m the Universe, hear me roar.

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The cosmos has plenty of terrifying Lovecraftian features, but one of my favourites is the Space Roar. There is a loud radio signal, described as a constant hiss, that seems to pervade the cosmos. It is louder than the radio signature of radio galaxies, and it is without explanation.

Stars of the Future

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If the universe continues expanding forever, how long until it's too diffused to allow star formation? How many generations of stars will that mean the universe has? How will...

Meet The Tardigrades

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https://www.youtube.com/watch?v=GnYSsSEBZnE There's a creature on earth that can survive the most extreme conditions on (and thanks to humans off) the planet! It's called a tardigrade, but people also call it a...
Credit: Wikicommon

Will Earth be sucked in by the Black Hole at the centre of the...

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Is the supermassive black hole at the centre of the Milky Way going to eat the Earth? Ross, UK No, the Earth is not in any danger from the supermassive black...

How dangerous is it to cross an asteroid field?

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How easy is to navigate through an asteroid field? Do we need to take precautions when we send probes through them? Andrew, Sidney. I'm afraid TV shows and movies have lied...

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