ðə fˈɛbɹuːˌɛɹi tˈɛn, tˈuː θˈaʊzənd nˈaɪn kəlˈɪʒən ʌvðɪ ɪɹˈɪdiəm θˈɜːɾi θɹˈiː ænd kˈɑːzmoʊs tˈuː θˈaʊzənd tˈuːhˈʌndɹɪd fˈɪfti wˈʌn kəmjˌuːnɪkˈeɪʃənz sˈæɾəlˌaɪts, wˌɪtʃ ˈædᵻd hˈʌndɹɪdz mˈoːɹ pˈiːsᵻz ʌv dəbɹˈiː ɪn ˈɔːɹbɪt, hˈaɪlaɪɾᵻd ðə nˈiːd fɔːɹ mˈoːɹ pɹɪsˈaɪs tɹˈækɪŋ ʌv spˈeɪs ˈɑːbdʒɛkts.
The February 10, 2009 collision of the Iridium 33 and Cosmos 2251 communications satellites, which added hundreds more pieces of debris in orbit, highlighted the need for more precise tracking of space objects.