News tagged with light

Can planets be rejuvenated around dead stars?

For a planet, this would be like a day at the spa. After years of growing old, a massive planet could, in theory, brighten up with a radiant, youthful glow. Rejuvenated planets, as they are nicknamed, are ...

dateJun 26, 2015 in Astronomy
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NASA image: Stellar sparklers that last

While fireworks only last a short time here on Earth, a bundle of cosmic sparklers in a nearby cluster of stars will be going off for a very long time. NGC 1333 is a star cluster populated with many young ...

date15 hours ago in Astronomy
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What makes fireflies glow?

As fireflies are delighting children across the country with their nighttime displays, scientists are closing in on a better understanding of how the insects produce their enchanting glow. They report in ...

dateJul 01, 2015 in Biochemistry
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Image: Increasingly active Comet 67P

On 13 August 2015, Comet 67P/Churyumov–Gerasimenko will reach its closest point to the Sun along its 6.5-year long orbit. It will be around 185 million km from the Sun at 'perihelion', between the orbits ...

dateJul 01, 2015 in Space Exploration
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