CORONA Satellite Bus
Data current as of 2026-07-20.
The CORONA bus accounts for 23 cataloged objects, of which 0 are in orbit and 0 are active. 23 have reentered. Most are built by LMSD. The largest operator on this bus is AFBMD/CIA. The first launched in 1959, the most recent in 1961.
0
In orbit
0
Active
23
Total launched
23
Reentered
CORONA launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged CORONA satellites.
| Manufacturer | LMSD |
|---|---|
| Launch mass | 120 kg |
| Dry mass | 120 kg |
| Length | 1.3 m |
| Diameter | 1.5 m |
| Span | 1.3 m |
| Shape | Frust |
Top operators
Top countries
US 23
CORONA satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| DISCOVERER 36 Discoverer 36 | 00213 | 1961-034A | NRO/CIA | Dec 12, 1961 | 88 min, 81.2° | Reentered | ◉ |
| DISCOVERER 35 Discoverer 35 | 00201 | 1961-030A | NRO/CIA | Nov 15, 1961 | 89 min, 81.6° | Reentered | ◉ |
| DISCOVERER 34 Discoverer 34 | 00197 | 1961-029A | NRO/CIA | Nov 5, 1961 | 89 min, 82.5° | Reentered | ◉ |
| DISCOVERER 32 Discoverer 32 | 00189 | 1961-027A | NRO/CIA | Oct 13, 1961 | 89 min, 81.6° | Reentered | ◉ |
| DISCOVERER 31 Discoverer 31 | 00186 | 1961-026A | NRO/CIA | Sep 17, 1961 | 90 min, 82.7° | Reentered | ◉ |
| DISCOVERER 30 Discoverer 30 | 00182 | 1961-024A | NRO/CIA | Sep 12, 1961 | 89 min, 82.6° | Reentered | ◉ |
| DISCOVERER 29 Discoverer 29 | 00181 | 1961-023A | CIA | Aug 30, 1961 | 91 min, 82.1° | Reentered | ◉ |
| DISCOVERER 26 Discoverer 26 | 00160 | 1961-016A | AFSSD/CIA | Jul 7, 1961 | 89 min, 82.9° | Reentered | ◉ |
| DISCOVERER 25 Discoverer 25 | 00108 | 1961-014A | AFSSD/CIA | Jun 16, 1961 | 88 min, 82.1° | Reentered | ◉ |
| DISCOVERER 21 Discoverer 21 | 00084 | 1961-006A | AFBMD/ARPA | Feb 18, 1961 | 89 min, 80.6° | Reentered | ◉ |
| DISCOVERER 19 Discoverer 19 | 00068 | 1960-019A | AFBMD/ARPA | Dec 20, 1960 | 89 min, 83.4° | Reentered | ◉ |
| DISCOVERER 18 Discoverer 18 | 00067 | 1960-018A | AFBMD/CIA | Dec 7, 1960 | 89 min, 81.5° | Reentered | ◉ |
| DISCOVERER 17 Discoverer 17 | 00061 | 1960-015A | AFBMD/CIA | Nov 12, 1960 | 88 min, 81.9° | Reentered | ◉ |
| DISCOVERER 15 Discoverer 15 | 00057 | 1960-012A | AFBMD/CIA | Sep 13, 1960 | 89 min, 80.9° | Reentered | ◉ |
| DISCOVERER 14 Discoverer 14 | 00054 | 1960-010A | AFBMD/CIA | Aug 18, 1960 | 88 min, 79.6° | Reentered | ◉ |
| DISCOVERER 13 Discoverer 13 | 00048 | 1960-008A | AFBMD/CIA | Aug 10, 1960 | 89 min, 82.8° | Reentered | ◉ |
| DISCOVERER 11 Discoverer 11 | 00032 | 1960-004A | AFBMD/CIA | Apr 15, 1960 | 90 min, 80.1° | Reentered | ◉ |
| DISCOVERER 8 Discoverer 8 | 00025 | 1959-011A | CIA | Nov 20, 1959 | 88 min, 80.6° | Reentered | ◉ |
| DISCOVERER 7 Discoverer 7 | 00024 | 1959-010A | ARPA/CIA | Nov 7, 1959 | 92 min, 81.6° | Reentered | ◉ |
| DISCOVERER 6 Discoverer 6 | 00019 | 1959-006A | ARPA/CIA | Aug 19, 1959 | 91 min, 84.0° | Reentered | ◉ |
| DISCOVERER 5 Discoverer 5 | 00018 | 1959-005A | ARPA/CIA | Aug 13, 1959 | 89 min, 80.0° | Reentered | ◉ |
| DISCOVERER 2 Discoverer 2 | 00014 | · | ARPA/CIA | Apr 13, 1959 | · | Reentered | ◉ |
| DISCOVERER 1 Discoverer 1 | 00013 | · | ARPA/CIA | Feb 28, 1959 | · | Reentered | ◉ |
Frequently asked questions
How many CORONA satellites are there?
The catalog lists 23 objects built on the CORONA bus. 0 are in orbit and 23 have reentered.
How many CORONA satellites are in orbit?
0 CORONA objects are currently in orbit, of which 0 carry an active status.
Who builds the CORONA bus?
The CORONA bus is most commonly built by LMSD.
When did the first CORONA satellite launch?
The first cataloged CORONA satellite launched in 1959, and the most recent in 1961.