ðɪ ɐpˈɑːloʊ ˈeɪt kɹˈuː wɜː ðə fˈɜːst hjˈuːmənz tə pˈæs θɹuː ðə vˈæn ˈælən ɹˌeɪdɪˈeɪʃən bˈɛlts, wˌɪtʃ ɛkstˈɛnd ˌʌp tə fɹʌm ˈɜːθ.
The Apollo 8 crew were the first humans to pass through the Van Allen radiation belts, which extend up to  from Earth.