‘Interstellar visitor’ 3I/ATLAS may have changed color behind the sun
Interstellar comet 3I/ATLAS may be developing a blueish hue after undergoing a rapid and unexpected brightening event while hidden behind the sun, new observations reveal. This is the third time that experts have noted a potential change to the comet’s color — but, so far, none of them have stuck. 3I/ATLAS, the third-known interstellar object … Read more