US-A Satellite Bus

Data current as of 2026-07-20.

The US-A bus accounts for 8 cataloged objects, of which 0 are in orbit and 0 are active. 8 have reentered. Most are built by KOMET. The largest operator on this bus is OKB52. The first launched in 1965, the most recent in 1977.

0
In orbit
0
Active
8
Total launched
8
Reentered

US-A launched per year

1 1965: 1 launched, 1 since reentered 1966: 1 launched, 1 since reentered 1967: 1 launched, 1 since reentered 1968: 0 objects launched 1969: 0 objects launched 1970: 1 launched, 1 since reentered 1971: 0 objects launched 1972: 0 objects launched 1973: 1 launched, 1 since reentered 1974: 0 objects launched 1975: 1 launched, 1 since reentered 1976: 1 launched, 1 since reentered 1977: 1 launched, 1 since reentered 1965 1967 1969 1971 1973 1975 1977
Still in orbit Since reentered Click a year to list its satellites.

Typical specifications

Most common values across cataloged US-A satellites.

Manufacturer KOMET
Launch mass 3600 kg
Dry mass 3000 kg
Length 9.2 m
Diameter 1.4 m
Span 9.2 m
Shape Cyl + Cone
Propulsion US DU

Top operators

OKB52 1 TSKBM 1 VMF 1

Top countries

SU 8

US-A satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
COSMOS 954 Kosmos-954 10361 1977-090A VMF Sep 18, 1977 87 min, 65.0° Reentered
COSMOS 860 DEB [PELPS] Kosmos-860 DU 09531 1976-103B VMF Oct 17, 1976 88 min, 65.0° Reentered
COSMOS 785 DEB [PELPS] Kosmos-785 DU 08480 1975-116C VMF Dec 12, 1975 88 min, 65.0° Reentered
COSMOS 626 DEB [PELPS] Kosmos-626 DU 07115 1973-108D VMF Dec 27, 1973 87 min, 65.0° Reentered
COSMOS 367 DEB deb Kosmos-367 04565 1970-079B TSKBM Oct 3, 1970 89 min, 65.2° Reentered
COSMOS 198 DEB [PELPS] Kosmos-198 DU 03082 1967-127B TSKBM Dec 27, 1967 88 min, 65.1° Reentered
COSMOS 125 Kosmos-125 02351 1966-067A TSKBM Jul 20, 1966 88 min, 65.0° Reentered
COSMOS 102 Kosmos-102 01867 · OKB52 Dec 27, 1965 · Reentered

Frequently asked questions

How many US-A satellites are there?

The catalog lists 8 objects built on the US-A bus. 0 are in orbit and 8 have reentered.

How many US-A satellites are in orbit?

0 US-A objects are currently in orbit, of which 0 carry an active status.

Who builds the US-A bus?

The US-A bus is most commonly built by KOMET.

When did the first US-A satellite launch?

The first cataloged US-A satellite launched in 1965, and the most recent in 1977.

Satellite data compiled by KeepTrack from CelesTrak, Space-Track, and GCAT, provided under CC BY-NC 4.0.