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Spacecraft
| NORAD ID | COSPAR ID | Name | Launch date | Flight ended | Status | Destination | Owner |
| NORAD ID | COSPAR ID | Name | Launch date | Flight ended | Status | Destination | Owner |
| 4 | 1958-001A | EXPLORER 1 | 01 Feb 1958 | 30 Mar 1970 | Decayed | United States | |
| 5 | 1958-002B | VANGUARD 1 | 17 Mar 1958 | United States | |||
| 6 | 1958-003A | EXPLORER 3 | 26 Mar 1958 | 27 Jun 1958 | Decayed | United States | |
| 9 | 1958-005A | EXPLORER 4 | 25 Jul 1958 | 23 Oct 1959 | Decayed | United States | |
| 10 | 1958-006A | SCORE | 18 Dec 1958 | 21 Jan 1959 | Decayed | United States | |
| 11 | 1959-001A | VANGUARD 2 | 17 Feb 1959 | United States | |||
| 12 | 1959-001B | VANGUARD R/B | 17 Feb 1959 | United States | |||
| 15 | 1959-004A | EXPLORER 6 | 06 Aug 1959 | 29 Jun 1961 | Decayed | United States | |
| 16 | 1958-002A | VANGUARD R/B | 17 Mar 1958 | United States | |||
| 17 | 1959-004B | THOR ABLE R/B | 06 Aug 1959 | 29 Jun 1961 | Decayed | United States | |
| 20 | 1959-007A | VANGUARD 3 | 17 Sep 1959 | United States | |||
| 22 | 1959-009A | EXPLORER 7 | 13 Oct 1959 | United States | |||
| 23 | 1959-009B | JUNO II R/B | 13 Oct 1959 | 15 Jul 1989 | Decayed | United States | |
| 27 | 1960-001A | PIONEER 5 | 11 Mar 1960 | United States | |||
| 28 | 1960-002A | THOR ABLE R/B | 01 Apr 1960 | 02 Jul 1991 | Decayed | United States | |
| 29 | 1960-002B | TIROS 1 | 01 Apr 1960 | Non-operational | United States | ||
| 30 | 1960-003A | THOR ABLESTAR R/B | 12 Apr 1960 | 17 Aug 1961 | Decayed | United States | |
| 31 | 1960-003B | TRANSIT 1B | 12 Apr 1960 | 04 Oct 1967 | Decayed | United States | |
| 33 | 1960-003C | THOR ABLESTAR DEB | 12 Apr 1960 | 16 Jul 1960 | Decayed | United States | |
| 43 | 1960-006A | MIDAS 2 | 23 May 1960 | 07 Feb 1974 | Decayed | United States | |
| 44 | 1960-006B | MIDAS 2 DEB | 23 May 1960 | 05 Dec 1960 | Decayed | United States | |
| 45 | 1960-007A | TRANSIT 2A | 21 Jun 1960 | United States | |||
| 46 | 1960-007B | SOLRAD 1 | 21 Jun 1960 | United States | |||
| 47 | 1960-007C | THOR ABLESTAR R/B | 21 Jun 1960 | United States | |||
| 49 | 1960-009A | ECHO 1 | 11 Aug 1960 | 23 May 1968 | Decayed | United States | |
| 50 | 1960-009B | DELTA 1 R/B | 11 Aug 1960 | United States | |||
| 51 | 1960-009C | ECHO 1 DEB | 11 Aug 1960 | United States | |||
| 52 | 1960-009D | ECHO 1 DEB | 11 Aug 1960 | United States | |||
| 53 | 1960-009E | ECHO 1 DEB | 11 Aug 1960 | United States | |||
| 58 | 1960-013A | COURIER 1B | 04 Oct 1960 | United States | |||
| 59 | 1960-013B | THOR ABLESTAR R/B | 04 Oct 1960 | United States | |||
| 60 | 1960-014A | EXPLORER 8 | 03 Nov 1960 | 27 Mar 2012 | Decayed | United States | |
| 62 | 1960-014B | JUNO II R/B | 03 Nov 1960 | 26 Oct 1985 | Decayed | United States | |
| 63 | 1960-016A | TIROS 2 | 23 Nov 1960 | 17 May 2014 | Decayed | United States | |
| 64 | 1960-016B | DELTA 1 R/B | 23 Nov 1960 | 23 Sep 1981 | Decayed | United States | |
| 69 | 1960-014C | JUNO II DEB | 03 Nov 1960 | 15 Feb 1970 | Decayed | United States | |
| 74 | 1960-016C | DELTA 1 DEB | 23 Nov 1960 | 09 May 1989 | Decayed | United States | |
| 75 | 1960-016D | DELTA 1 DEB | 23 Nov 1960 | 25 Jan 1990 | Decayed | United States | |
| 87 | 1961-007A | TRANSIT 3B & LOFTI 1 | 22 Feb 1961 | 29 Mar 1961 | Decayed | United States | |
| 98 | 1961-010A | EXPLORER 10 | 25 Mar 1961 | 29 Jun 1961 | Decayed | United States | |
| 99 | 1960-003D | THOR ABLESTAR DEB | 12 Apr 1960 | 14 Jul 1979 | Decayed | United States | |
| 101 | 1960-002C | THOR ABLE DEB | 01 Apr 1960 | 16 Apr 1983 | Decayed | United States | |
| 105 | 1960-014D | JUNO II DEB | 03 Nov 1960 | 03 Mar 1972 | Decayed | United States | |
| 107 | 1961-013A | EXPLORER 11 | 26 Apr 1961 | United States | |||
| 110 | 1958-007A | PIONEER 1 | 11 Oct 1958 | 12 Oct 1958 | Decayed | United States | |
| 111 | 1958-008A | PIONEER 3 | 06 Dec 1958 | 07 Dec 1958 | Decayed | United States | |
| 113 | 1959-013A | PIONEER 4 | 03 Mar 1959 | United States | |||
| 115 | 1960-002D | THOR ABLE DEB | 01 Apr 1960 | United States | |||
| 116 | 1961-015A | TRANSIT 4A | 28 Jun 1961 | United States | |||
| 117 | 1961-015B | SOLRAD 3 & INJUN 1 | 28 Jun 1961 | United States |