Asteroid 6478...Gault was discovered last December and labelled as an active asteroid that left not one, but two trails behind it, just like a comet. Now, the same asteroid has been caught switching colours, from red to blue in near-infrared spectrum by astronomers at the Massachusetts Institute of Technology (MIT), United States. This is the first time in the history of extraterrestrial materials that that astronomers have seen any shift in colours in an asteroid. Gault now glows in a blue tinge as a result of a less irradiated layer of the asteroid coming to light. According to the study’s...