ðɪ ˈoʊldɪst pˈɜːsən tə ɹˈiːtʃ ˈɔːɹbɪt ɪz dʒˈɑːn ɡlˈɛn, wˈʌn ʌvðə mˈɜːkjʊɹi sˈɛvən, hˌuː wʌz sˈɛvənti sˈɛvən wɛn hiː flˈuː ˌɔn ˌɛstˌiːˈɛs nˈaɪnti fˈaɪv.
The oldest person to reach orbit is John Glenn, one of the Mercury 7, who was 77 when he flew on STS-95.