Tag Archives: planets

Messages and music beamed to alien super-Earth

Scientists and artists have banded together to beam coded radio transmissions toward a star that has a potentially habitable planet, just 12.4 light-years from Earth. “Sónar Calling GJ273b” is the latest effort to communicate with aliens, 43 years since the first … Continue reading

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Red dwarf sparks interest as potential locale for life

A red dwarf star that was previously thought to be the source of a weird signal from aliens turns out to have a temperate Earth-sized planet, astronomers reported today. The “Weird! Signal,” detected this summer, turned out to be nothing more … Continue reading

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Dust suggests Proxima Centauri b isn’t alone

Astronomers created a stir last year when they reported that the closest star beyond our own solar system harbors a potentially habitable planet, but now fresh evidence hints that there could be even more worlds around Proxima Centauri. The ALMA Observatory’s array of … Continue reading

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Google Maps expands empire all the way to Pluto

If you zoom way, way out on Google Maps, you can now find your way around places like Sputnik Planum, Seville Mons, Aphrodite Terra and Damascus Sulcus. Those are destinations on Pluto, Iapetus, Venus and Enceladus, just made available for virtual exploration by the … Continue reading

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Saturn orbiter fights for science to the end

Before its destruction, the bus-sized Cassini spacecraft fought Saturn’s buffeting atmosphere to send back scientific data for even longer than NASA thought it would. But the end was inevitable: Twenty years after its launch, and 13 years after its arrival … Continue reading

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Cassini takes its parting shots at Saturn

The final pictures from NASA’s 13-year-long Cassini mission at Saturn are flowing in – and they’re good to the last drop. Or even better, good to the last moonset. Raw images, captured by Cassini’s cameras during the run-up to the bus-sized … Continue reading

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Saturn probe will go out in a blaze of science

Twenty years after its launch to Saturn, NASA has set the Cassini orbiter on a course for certain destruction on Sept. 15 – but there’s a decidedly positive spin to the $3.3 billion mission’s end. “We’ll be saddened, there’s no doubt about … Continue reading

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