Marcus Chown

@marcuschown

Writer. Books include Tweeting the Universe, We Need to Talk About Kelvin, Quantum Theory Cannot Hurt You & Solar System for iPad

Photos and Videos by @marcuschown

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The Sun. Taken at night. Not looking up at the sky but down through 8000 miles of rock. Not with light but neutrinos.

"We are all brothers. We were born in the same supernova" - Allan Sandage

Earth through Saturn's rings

Alien sunset: on Mars

Moonrise from space. That thin blue blanket is all that is insulating us from the cold harsh vacuum.

"I'm sure the Universe is full of intelligent life. It's just been too intelligent to come here" - Arthur C. Clarke

The iron in your blood, the calcium in your bones... all were forged in stars that lived/died before the Earth was born

My shirt slogan for 2012 Virgin London Marathon. Wanted 'Branson Pickles NHS' but thought I'd be thrown out of race!

Lovely girl defending a lovely thing - the NHS (Candelit vigil, St Thomas' Hospital, London)

Einstein in his body building days

Einstein in his rock 'n roll days

We're all on this dot together: Most distant image of the Earth, taken by Voyager 1 from 6 billion kilometres away

Aurora from the International Space Station

Earth through Saturn's rings

Ring of fire: Aurora from space

We cannot let him get away with it. The NHS is too precious

We cannot let him get away with it? The NHS is too precious

We cannot let him get away with it? The NHS is too precious to all of us...

"The NHS is safe in my hands"

The Sun. Taken at night. Not looking up at the sky but down through 8000 miles of rock. Not with light but neutrinos.