The NEWOWISE comet has excited researchers since it was first discovered in March. Now, new images of the celestial object reveal it may have a sodium tail. The images, which were taken on July 8 ...

"the sodium tail takes on a different shape than the tail seen in off-band filtered images, which are dominated by reflected light from dust. In comparison, the sodium tail is narrower, longer and ...

The four laser beams excite sodium atoms in the atmosphere to make for better cosmic observations. The post Incredible photos show lasers shooting into space appeared first on Talker.