ˌɛmˌɑːɹɹˈoʊ bɪɡˈʌn ɐ fˈaɪvmˈʌnθlˈɔŋ ˈɛɹoʊbɹˌeɪkɪŋ stˈeɪdʒ tə ɹᵻdˈuːs ɪts hˈaɪli ɪlˈɪptɪkəl ˈɔːɹbɪt tʊ ɐ sˈɜːkjʊlɚ, lˈoʊ mˈɑːɹz ˈɔːɹbɪt baɪ mˈɪdnoʊvˈɛmbɚ tˈuː θˈaʊzənd sˈɪks.
MRO begun a five-month-long Aerobraking Stage to reduce its highly elliptical orbit to a circular, low Mars orbit by mid-November 2006.