Category Archives: Cosmology

Highest Mountain in our Solar System

solar system mountains
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This crazy ‘Einstein ring’ has just been discovered 10,000 million light-years from Earth

Originally predicted by Einstein’s theory of general relativity, an Einstein ring is one of the rarest and most exciting sights in the galaxy. It’s created by two distant galaxies that are perfectly aligned, even though they’re millions of light-years apart. They’re incredible … Continue reading

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The Universe in less than 4 minutes

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For the first time in a decade, Mercury is about to transit the Sun

On Monday May 9, it’s time to drop everything and remind yourself that whatever crap you’ve got going on, you’re still a part of a giant, unknowable Solar System filled with mysterious neighbours like our potential new home, Mars, and … Continue reading

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Astronomers might have finally detected where mysterious, extragalactic neutrinos are coming from

Just over three years ago, physicists working in Antarctica announced they’d detected the first evidence of mysterious subatomic particles, known as neutrinos, coming from outside our galaxy. It was a huge moment for astrophysics, but since then, no one’s quite … Continue reading

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Hubble just discovered a moon hiding at the back of our Solar System

A few weeks ago, a huge galaxy orbiting our own appeared seemingly out of nowhere. And now, astronomers have discovered a brand new moon hiding in plain sight at the outskirts of our very own Solar System. The moon has … Continue reading

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NASA has detected strange signals coming from the gravitational wave source

Less than half a second after the first direct evidence of gravitational waves was recorded on 14 September 2015, a very short, faint signal was registered by NASA’s Fermi Telescope from the same region in space. High-energy light particles called … Continue reading

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The Comets Tale

Thanks to Phil Krause for suggesting this post.

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In and Out of the Universe

Watch in full screen view.

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We’re in for a month of meteor showers as we pass through the tail of Halley’s Comet

We’re in for quite a show over the next few weeks as Earth passes through the tail of Halley’s Comet. Known as the Eta Aquarids, the month-long shower runs from April 20 to May 21, but you’ll be able to … Continue reading

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Where are all the aliens?

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Two comets will make the closest flyby of Earth in decades this week

On Monday and Tuesday this week, two comets will zip past Earth, with one of them coming closer to our planet than any comet since 1983. And the larger, but more distant, of the two is becoming so bright, scientists … Continue reading

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Venus transits the Sun

That’s Venus, spotted in transit across the rising Sun over the Black Sea. Living in the Solar System is pretty incredible. Image: Emil Ivanov via Astronomy Picture of the Day (APOD)

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A Virtual Universe

Scientists at MIT have traced 13 billion years of galaxy evolution, from shortly after the Big Bang to the present day. Their simulation, named Illustris, captures both the massive scale of the Universe and the intriguing variety of galaxies — … Continue reading

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DSCOVR satellite sees total eclipse from space.

Thirteen images taken over the duration of the eclipse were assembled to create this animation. The Moon’s shadow is the dark spot that moves from left to right. The eclipse took place over the Pacific, and you can see China, … Continue reading

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Explaining the math behind Leap Days

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A Stunning Scale Model of Our Solar System, Drawn in the Desert

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Gravitational waves from black holes detected

Scientists are claiming a stunning discovery in their quest to fully understand gravity. They have observed the warping of space-time generated by the collision of two black holes more than a billion light-years from Earth. The international team says the … Continue reading

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Scientists have discovered hundreds of nearby galaxies that were hidden by the Milky Way

Astronomers have used radio waves to peer through the galactic mass and stardust of the Milky Way, and in so doing, have discovered hundreds of nearby galaxies previously hidden from view. Some 883 galaxies – a third of which had … Continue reading

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The Moon’s phases really do impact rainfall on Earth, study finds

We know that the Moon plays a significant role in our lives on Earth, from lighting up the night sky to setting the times of the ocean’s tides. But a new study suggests that our favourite cratered satellite also influences … Continue reading

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