NASA’s Infrared Telescope Facility (IRTF) tagged posts

Update: The Halloween asteroid is most likely a Dead Comet that bears an eerie resemblance to a Skull

This image of asteroid 2015 TB145, a dead comet, was generated using radar data collected by the National Science Foundation's 1,000-foot (305-meter) Arecibo Observatory in Puerto Rico. The radar image was taken on Oct. 30, 2015, and the image resolution is 25 feet (7.5 meters) per pixel. Credit: NAIC-Arecibo/NSF

This image of asteroid 2015 TB145, a dead comet, was generated using radar data collected by the National Science Foundation’s 1,000-foot (305-meter) Arecibo Observatory in Puerto Rico. The radar image was taken on Oct. 30, 2015, and the image resolution is 25 feet (7.5 meters) per pixel. Credit: NAIC-Arecibo/NSF

Scientists observing asteroid 2015 TB145 with NASA’s Infrared Telescope Facility (IRTF) on Mauna Kea, HI, have determined that the celestial object is more than likely a dead comet that has shed its volatiles after numerous passes around the sun.

The first radar images of the dead comet were generated by the National Science Foundation’s 305-meter (1,000-foot) Arecibo Observatory in Puerto Rico...

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