And the reason that it's blinking is because there are planets that are going past it all the time, and it's that special orientation where the planets are blocking the light from the star that allows us to see that light blinking.
Et elle clignote car il y a des planètes qui passent devant elle en permanence. Elle a une orientation particulière qui fait que les planètes bloquent la lumière de l'étoile, ce qui nous permet de voir l'étoile clignoter.