Search results for comets

Space Exploration Jan 22, 2018

Image: Comet storm

Perhaps you live in a part of the world where you regularly experience snow storms or even dust storms. But for many of us, the weather forms a natural part of everyday conversation – more so when it is somewhat extreme, ...

Space Exploration Jan 10, 2018

NASA's newly renamed Swift Mission spies a comet slowdown

Observations by NASA's Swift spacecraft, now renamed the Neil Gehrels Swift Observatory after the mission's late principal investigator, have captured an unprecedented change in the rotation of a comet. Images taken in May ...

Space Exploration Dec 21, 2017

NASA reveals finalists for next New Frontiers robotic mission: Saturn's moon Titan or Rosetta spacecraft's comet

The field for NASA's next New Frontiers mission is narrowing. Officials announced the two finalists for a new robotic explorer mission—one that would send a spacecraft to bring samples of the comet 67P/Churyumov-Gerasimenko ...

Materials Science Dec 20, 2017

XSEDE supercomputer allocations on Stampede1 and Comet help sample protein folding in bone regeneration study

Some secrets to repair our skeletons might be found in the silky webs of spiders, according to recent experiments guided by supercomputers. Scientists involved say their results will help understand the details of osteoregeneration, ...

Space Exploration Dec 19, 2017

Mystery of the Star of Bethlehem unlikely to be resolved

For many years some astronomers, working under the assumption that the Star of Bethlehem was in fact an actual celestial object, have suggested possible astrophysical explanations.

Space Exploration Dec 1, 2017

Researchers present list of comet 67P/Churyumov-Gerasimenko ingredients

The dust that comet 67P/Churyumov-Gerasimenko emits into space consists to about one half of organic molecules. The dust belongs to the most pristine and carbon-rich material known in our solar system and has hardly changed ...

Space Exploration Nov 22, 2017

Discovery of cigar-shaped asteroid from outer space could help unveil secrets of extrasolar worlds

It came from outer space … and went back there two weeks later, having astonished and excited astronomers and planetary scientists. A cigar-shaped object, less than half a kilometre long and barely bright enough to be detected ...

Space Exploration Nov 22, 2017

NASA telescope studies quirky comet 45P

When comet 45P zipped past Earth early in 2017, researchers observing from NASA's Infrared Telescope Facility, or IRTF, in Hawai'i gave the long-time trekker a thorough astronomical checkup. The results help fill in crucial ...

Space Exploration Nov 20, 2017

A guide to meteor showers – what to look out for and when

It has happened to most of us: walking home late at night under clear skies you catch a glimpse of something bright moving, often from the corner of your eye. You turn to see what it is but it's gone without a trace. And ...

Space Exploration Nov 16, 2017

Images of strange solar system visitor peel away some of the mystery

A strange visitor, either asteroid or comet, zipping through our solar system at a high speed is giving astronomers a once-in-a-generation opportunity to examine up close an object from somewhere else in our galaxy.

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