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Solar tornadoes

Space

Tornadoes on the sun could blast hot plasma towards Earth

Huge tornadoes erupting with magnetic energy on the sun may result in plasma shooting towards Earth, which can interfere with communications and electrical grids

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ATCs

Technology

Old 51��: Glancing at ads from the past

Regulars

Interstellar visitor ‘Oumuamua may be a comet, not an asteroid

Space

Interstellar visitor ‘Oumuamua may be a comet, not an asteroid

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The New Horizons probe is awake and ready for its next flyby

Space

The New Horizons probe is awake and ready for its next flyby

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A day used to be less than 19 hours long 1.4 billion years ago

Space

A day used to be less than 19 hours long 1.4 billion years ago

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Pluto is not a planet – it's a billion comets squished together

Space

Pluto is not a planet – it's a billion comets squished together

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Why Saturn's inner moons look like ravioli, cigars and potatoes

Space

Why Saturn's inner moons look like ravioli, cigars and potatoes

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Weird backwards asteroid may be an interstellar interloper

Space

Weird backwards asteroid may be an interstellar interloper

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Falling mini-moons may have created Earth’s first continents

Space

Falling mini-moons may have created Earth’s first continents

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We’ve lost track of more than 900 near-Earth asteroids

Space

We’ve lost track of more than 900 near-Earth asteroids

More than 900 asteroids hurtling close to Earth were seen just once and then lost. Some may be kilometres across, and they could be just about anywhere

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Space

Probe saw plumes on Europa 20 years ago - we just didn't notice

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Space

The sun will die in a blaze of swirling gas in 5 billion years

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Space

Gamma rays from the sun are acting weird and nobody knows why

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Space

Diamond meteorites may come from a lost ancient planet

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