comets, asteroids, meteors

Yarkovsky proven right

Scientists on NASA’s asteroid sample return mission, Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer (OSIRIS-REx), have measured the orbit of their destination asteroid, 1999 RQ36, with such accuracy they were able to directly measure…

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Lyrids from above

On April 21, the 2012 Lyrid meteor shower peaked in the skies over Earth. While NASA allsky cameras were looking up, astronaut Don Pettit aboard the International Space Station trained his video camera on Earth…

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Highspeed bypass

It might not look as spectacular as an F18/A Hornet on a 60 ft. Mach One highspeed bypass at the Mythbusters show, but it’s faster than you think, even in timelapse.

Finally it starts Dawning

NASA’s Dawn spacecraft has provided researchers with the first orbital analysis of the giant asteroid Vesta, yielding new insights into its creation and kinship with terrestrial planets and Earth’s moon. Vesta now has been revealed…

Meet Fomalhaut, comet eater

There were times we believed stars would remain specks in our telescopes forever. It would be impossible to look at details on the star itself or in their surroundings. That was not so long ago….