alien life
No.
First, let me tell you that the Journal of Cosmology has a very checkered history and anything published in it can not be trusted in the same way one might trust counter-intuitive results, provisionally at least, in a legit journal.
An article in the journal indicates that British scientists found stuff way high up at the edge of the out space-atmosphere boundary that must be from comets.
They give the argument that it must be from a comet because they did their sampling of it during a time when comet dust would be likely found in the region (because a comet's remains,a meteor swarm,…
First, I should say right away that the planet that has been in the news so much lately is not known to be "earth like" ... depending on what you think "earth like" is. What we know is that the planet orbits its star in a position that allows for the possibility that water on its surface could be liquid. But, the possibility that the planet has a "surface" ... as opposed to some increasingly dense gaseous layer like Neptune ... has not yet been established. Not that this would favor life one way or another. For all we know, getting life started on a hard crust covered earth is way harder…