Astronomy
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AstronomyGalaxy’s gas molecules reveal its structure
Astronomers have tracked carbon monoxide flowing both toward and away from NGC 1433’s central supermassive black hole.
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AstronomyGalaxy’s petal-like structures came from collision
A cosmic crash of two huge masses of stars, gas and dust probably gave way to a new galactic structure with both young and old star clusters.
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AstronomyWater seen in rubble around star
Hubble sees debris that was part of an asteroid with the ingredients for habitable planets.
By Meghan Rosen -
AstronomyVoyager’s view
Though the 1970s-era space probe has finally slipped into an interstellar realm, in some senses it is still very much within the bounds of the solar system.
By Andrew Grant -
AstronomyTiny sphere bends light like a black hole does
Previously seen at the megascale, gravitational lensing goes micro.
By Andrew Grant -
AstronomyThe NASA take on ‘Gravity’
An astronaut and a NASA expert consider the reality of the film’s space dangers.
By Andrew Grant -
AstronomyLast gorge for galaxy’s central black hole gauged
Relic light suggests the supermassive black hole at the Milky Way's center was millions of times more active 2 million years ago.
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AstronomyAt last, Voyager 1 slips into interstellar space
Solar blast data provides definitive evidence that Voyager 1 has cruised beyond the heliosphere and into interstellar space.
By Andrew Grant -
AstronomyRadio telescope images reveal nebula’s heart of carbon
ALMA takes detailed look at elements surrounding dying star.
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AstronomyThe sun’s older twin, 250 light-years away
Almost twice as ancient, the distant star gives a glimpse of the sun's future.
By Andrew Grant -
Astronomy‘Space beads’ push back origins of iron working
Ancient Egyptians used advanced techniques to make beads out of 'metal from the sky.'
By Bruce Bower