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Rings and asteroids may explain ‘alien megastructure’ star

Space

Rings and asteroids may explain ‘alien megastructure’ star

It could be time to ditch the alien megastructure. A massive ringed planet and a swarm of asteroids may instead explain Tabby’s star

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Strange cosmic radio burst pinned down to giant stellar nursery

Space

Strange cosmic radio burst pinned down to giant stellar nursery

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TV Apollo 8

Space

First mission to the moon: The real lesson

Culture

Tangoing pairs of hungry supermassive black holes grow in number

Space

Tangoing pairs of hungry supermassive black holes grow in number

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A number of sperm cells

Space

Mouse sperm sent into space produces healthy IVF babies

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Astronomers scramble as ‘alien megastructure’ star dims again

Space

Astronomers scramble as ‘alien megastructure’ star dims again

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LIGO could detect gravitational waves’ permanent space-time warp

Space

LIGO could detect gravitational waves’ permanent space-time warp

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Titan’s riverbeds show a terrain built more like Mars than Earth

Space

Titan’s riverbeds show a terrain built more like Mars than Earth

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plasma plane

Space

Plasma jet engines that could take you from the ground to space

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Space

No crew planned for NASA's first Space Launch System mission

The first launch of SLS will go forward without astronauts aboard, despite a White House request that NASA add crew to a planned 2019 mission

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Space

Stars can start shining at a smaller mass than we thought

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Space

Final demands: We explore sci-fi's unworldly money troubles

Culture

Space

What vision of doom made Hawking seek a faster Earth exit plan?

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Space

Watch Cassini's first two dives between Saturn and its rings

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