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RT @Jos_de_Bruijne: "Are the double-mode bulge RR Lyrae stars with identical period-ratios the relic of a disrupted stellar system?" https:…
RT @Jos_de_Bruijne: "Are the double-mode bulge RR Lyrae stars with identical period-ratios the relic of a disrupted stellar system?" https:…
RT @Jos_de_Bruijne: "Are the double-mode bulge RR Lyrae stars with identical period-ratios the relic of a disrupted stellar system?" https:…
"Are the double-mode bulge RR Lyrae stars with identical period-ratios the relic of a disrupted stellar system?" https://t.co/l8kfCIerRb "If the[se] stars belonged to the same system in the past and were accreted, their accretion [...] was not recent" #…