ical ▁Sciences ▁and ▁recip ient ▁of ▁the ▁ 2 0 1 5 ▁Inf os ys ▁Prize ▁for ▁Mathemat ical ▁Sciences ▁ ▁Som ak ▁Ray cha ud h ury , ▁ast ro phys ic ist , ▁Director ▁of ▁the ▁Inter - Univers ity ▁Centre ▁for ▁Astronom y ▁and ▁Ast ro physics ( I U CAA ), ▁P une ▁V ij ay ▁Bal as ub ram an ian , ▁theoretical ▁phys ic ist ▁and ▁professor ▁at ▁the ▁University ▁of ▁Pennsylvania ▁ ▁References ▁ ▁Category : C atholic ▁secondary ▁schools ▁in ▁India ▁Category : J es uit ▁schools ▁in ▁India ▁Category : Bo ys ' ▁schools ▁in ▁India ▁Category : Christ ian ▁schools ▁in ▁West ▁Beng al ▁Category : Primary ▁schools ▁in ▁West ▁Beng al ▁Category : High ▁schools ▁and ▁secondary ▁schools ▁in ▁West ▁Beng al ▁Category : Sch ools ▁in ▁Kol k ata ▁Category : E du c ational ▁institutions ▁established ▁in ▁ 1 8 6 0 ▁Category : 1 8 6 0 s ▁establish ments ▁in ▁British ▁India <0x0A> </s> ▁X est ia ▁spe ci osa ▁is ▁a ▁moth ▁of ▁the ▁family ▁No ctu idae . ▁It ▁is ▁found ▁in ▁northern ▁Europe , ▁including ▁F enn osc and ia , ▁the ▁Balt ic ▁region , ▁parts ▁of ▁Russia ▁and ▁further ▁through ▁northern ▁Asia ▁to ▁the ▁Pacific ▁Ocean ▁and ▁Japan . ▁It ▁is ▁also ▁found ▁in ▁the ▁mountain ous ▁areas ▁of ▁central ▁and ▁southern ▁Europe . ▁It ▁is ▁also ▁present ▁in ▁north - western ▁North ▁America . ▁ ▁Some ▁authors ▁treat ▁X est ia ▁a