DS-U2 Satellite Bus

Data current as of 2026-07-20.

The DS-U2 bus accounts for 31 cataloged objects, of which 2 are in orbit and 0 are active. 29 have reentered. Most are built by YUZH. The largest operator on this bus is YUZH. The first launched in 1965, the most recent in 1977.

2
In orbit
0
Active
31
Total launched
29
Reentered

DS-U2 launched per year

2 4 6 1965: 3 launched, 3 since reentered 1966: 3 launched, 3 since reentered 1967: 4 launched, 4 since reentered 1968: 5 launched, 5 since reentered 1969: 0 objects launched 1970: 5 launched, 5 since reentered 1971: 4 launched, 3 since reentered 1972: 0 objects launched 1973: 3 launched, 2 since reentered 1974: 1 launched, 1 since reentered 1975: 2 launched, 2 since reentered 1976: 0 objects launched 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 DS-U2 satellites.

Manufacturer YUZH
Purpose Science, Magnetosphere
Launch mass 240 kg
Dry mass 240 kg
Length 2.1 m
Diameter 1.3 m
Span 4 m
Shape Ell + 4 Pan + Ant
Power 4 deployable fixed solar arrays, solar cells, batteries
Design life 40 days
Typical orbit 91 min period, 74° inclination

Top operators

YUZH 22 IK 7 MOM/CNES 1 YUZH/CNES 1

Top countries

SU 31

DS-U2 satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
COSMOS 893 Kosmos-893 09833 1977-011A YUZH Feb 15, 1977 87 min, 73.9° Reentered
INTERCOSMOS 14 Interkosmos-14 08471 1975-115A IK Dec 11, 1975 87 min, 73.9° Reentered
INTERCOSMOS 13 Interkosmos-13 07710 1975-022A IK Mar 27, 1975 88 min, 82.8° Reentered
INTERCOSMOS 12 Interkosmos-12 07500 1974-086A IK Oct 31, 1974 88 min, 74.0° Reentered
AUREOLE 2 Aureole 2 07003 1973-107A MOM/CNES Dec 26, 1973 91 min, 73.9° Inactive
INTERCOSMOS 10 Interkosmos-10 06911 1973-082A IK Oct 30, 1973 88 min, 74.0° Reentered
INTERCOSMOS 9 Interkosmos-9 Kopernik-500 06433 1973-022A IK Apr 19, 1973 89 min, 48.4° Reentered
AUREOLE 1 Aureole 1 05729 1971-119A YUZH/CNES Dec 27, 1971 103 min, 73.9° Inactive
COSMOS 461 Kosmos-461 05643 1971-105A YUZH Dec 2, 1971 88 min, 69.2° Reentered
INTERCOSMOS 5 Interkosmos-5 05641 1971-104A IK Dec 2, 1971 88 min, 48.4° Reentered
COSMOS 426 Kosmos-426 05281 1971-052A YUZH Jun 4, 1971 88 min, 73.9° Reentered
COSMOS 378 Kosmos-378 04713 1970-097A YUZH Nov 17, 1970 88 min, 73.9° Reentered
COSMOS 356 Kosmos-356 04487 1970-059A YUZH Aug 10, 1970 88 min, 81.9° Reentered
INTERCOSMOS 3 Interkosmos-3 04482 1970-057A IK Aug 7, 1970 89 min, 48.4° Reentered
COSMOS 348 Kosmos-348 04413 1970-044A YUZH Jun 13, 1970 88 min, 71.0° Reentered
COSMOS 321 Kosmos-321 04308 1970-006A YUZH Jan 20, 1970 90 min, 71.0° Reentered
COSMOS 262 Kosmos-262 03629 1968-119A YUZH Dec 26, 1968 88 min, 48.4° Reentered
COSMOS 261 Kosmos-261 03624 1968-117A YUZH Dec 20, 1968 88 min, 71.0° Reentered
COSMOS 259 Kosmos-259 03612 1968-113A YUZH Dec 14, 1968 95 min, 48.4° Reentered
COSMOS 219 Kosmos-219 03220 1968-038A YUZH Apr 26, 1968 88 min, 48.4° Reentered
COSMOS 202 Kosmos-202 03128 1968-010A YUZH Feb 20, 1968 88 min, 48.4° Reentered
COSMOS 197 Kosmos-197 03079 1967-126A YUZH Dec 26, 1967 89 min, 48.4° Reentered
COSMOS 163 Kosmos-163 02832 1967-056A YUZH Jun 5, 1967 88 min, 48.4° Reentered
COSMOS 145 Kosmos-145 02697 1967-019A YUZH Mar 3, 1967 88 min, 48.3° Reentered
COSMOS 142 Kosmos-142 02678 1967-013A YUZH Feb 14, 1967 89 min, 48.4° Reentered
COSMOS 137 Kosmos-137 02627 1966-117A YUZH Dec 21, 1966 88 min, 48.7° Reentered
COSMOS 135 Kosmos-135 02612 1966-112A YUZH Dec 12, 1966 89 min, 48.4° Reentered
COSMOS 119 Kosmos-119 02182 1966-043A YUZH May 24, 1966 89 min, 48.3° Reentered
COSMOS 97 Kosmos-97 01777 1965-095A YUZH Nov 26, 1965 89 min, 48.3° Reentered
COSMOS 95 Kosmos-95 01706 1965-088A YUZH Nov 4, 1965 88 min, 48.4° Reentered
COSMOS 93 Kosmos-93 01629 1965-084A YUZH Oct 19, 1965 88 min, 48.3° Reentered

Frequently asked questions

How many DS-U2 satellites are there?

The catalog lists 31 objects built on the DS-U2 bus. 2 are in orbit and 29 have reentered.

How many DS-U2 satellites are in orbit?

2 DS-U2 objects are currently in orbit, of which 0 carry an active status.

Who builds the DS-U2 bus?

The DS-U2 bus is most commonly built by YUZH.

When did the first DS-U2 satellite launch?

The first cataloged DS-U2 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.