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space-time

67P/Churyumov–Gerasimenko

Space

Rosetta set for a grand finale by diving into cometary cave

ESA’s Rosetta spacecraft will end its two-year mission orbiting comet 67P/Churyumov-Gerasimenko by crashing into a once-active pit named Deir el-Medina

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A comparison of rockets

Space

Blue Origin unveils big new rocket that will put humans in orbit

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Virgin Galactic's WhiteKnightTwo and SpaceShipTwo in flight

Space

Virgin Galactic returns to the skies two years after fatal crash

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CSI Eta Carinae: Clouds suggest odd star's history of violence

Space

CSI Eta Carinae: Clouds suggest odd star's history of violence

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Time Machine

Physics

Fast forward: How we learned to love time travel

Culture

Stars burning strangely make life in the multiverse more likely

Life

Stars burning strangely make life in the multiverse more likely

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SpaceX rocket blows up during routine test ahead of launch

Space

SpaceX rocket blows up during routine test ahead of launch

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Metaphysics 8

Humans

Metaphysics special: Is time an illusion?

Features

Russian telescope

Life

Mysterious signal unlikely to be aliens after SETI draws a blank

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The RATAN-600 radio telescope in Zelenchukskaya

Life

Mysterious SETI signal sends alien-hunting telescopes scrambling

An intriguing radio spike spotted last year could point toward an intelligent extraterrestrial civilisation, but follow-up observations so far have come up empty

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Life

Proxima b’s star could be blasting away the planet’s atmosphere

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Space

Tale of world of supersmart spiders takes Clarke SF award

Culture

Space

Proxima b: 7 big questions about the new planet next door

Analysis

Space

Getting to Proxima b might become an existential requirement

Leader

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