Planet-A / Suisei

(Earlier)
Planet-series (cometary) satellites
(Planet-A1 — Planet-A2)


This page contains philatelic information on the (Earlier) Planet-series (cometary) satellites. Catalog numbers, years of issue, and notes on the satellites featured are given when available. If readers know of additional information or images, please contact the authors using the e-mail addresses at the bottom of this page.

Many of the items in the list below were issued for Halley's Comet. Although a list of Halley's Comet items is not provided, a number of those items include images of Edmund Halley (1656 - 1742).

Launch information
(found elsewhere)
Launch covers
(including anniversary-of-launch covers, and launch-related event covers)
(farther below)
Other postal items
(stamps, souvenir sheets, aerogrammes, postal cards, etc.)
(immediately below)
(Earlier) Planet (cometary) (Earlier) Planet (cometary) (Earlier) Planet (cometary)
Planet (on other than Planet launch covers)
(Later) Planet (planetary) (Later) Planet (planetary) (Later) Planet (planetary)


Below is a list of (Earlier) Planet-series (cometary) satellite postal items (stamps, souvenir sheets, aerogrammes, postal cards, etc.).

CountryCatalog NumberType of ItemYear of IssueNotes on Content
(Earlier) Planet (cometary)
Aitutaki383 (Mi571)One of pair (383a (382-383))1985Planet-A / Suisei
Aitutaki385 (Mi573)One of pair (385a (384-385))
Belize812a (Mi873)One of strip of 3 (812 (a-c)), or three of MS9 (812d (3x (812 (a-c))))1986"Planet-A" / Suisei
Belize812a-c+813a-c fdcOne of six stamps on FDC
BeninUnknown ms (Mi?)MS2 (a-b)2015"Sakigake" / Planet-A1: "First Japanese interplanetary spacecraft, 30th anniv. launch, 1985 - 2015" (in French text)
BeninUnknown ss (BL?)SS1
Bulgaria3153 (BL162)In (upper-left) margin of MS4 (3153 (a-d))1986"Planet-1" / Planet-A1 / Sakigake
Bulgaria3153 fdcMS4 on FDC
Cambodia708 (Mi786)1986"Planet"-A
Central African RepublicC279_stamp (Mi867A)
iC279_stamp (Mi867B)

Imperforate
1982Planet-A
Central African RepublicC279 (BL201A)
iC279 (BL201B)
On stamp of SS1 (Mi867A)
On stamp of imperforate SS1 (Mi867B)
Central African Republic660 (Mi1039)1984Planet-A
Central African Republic660a (BL287)On stamp of SS1 (660)
Comoro IslandsC162 (Mi776)
iC162

Imperforate
1986"Planet-A" / Suisei
Comoro IslandsC162a (BL?)Imperforate SS1 (iC162)
Comoro IslandsB4e (Mi858A)
iB4e (Mi858B)
One of MS8 (B4 (a-h)) (Mi854A-861A)
One of imperforate MS8 (iB4 (a-h)) (Mi854B-861B)
1988"Planet-A" / Suisei
Comoro IslandsB4e ds (BL267A)
iB4e ds (BL267B)
Deluxe sheet (B4e)
Imperforate deluxe sheet (iB4e)
Comoro IslandsB4g (Mi860A)
iB4g (Mi860B)
One of MS8 (B4 (a-h)) (Mi854A-861A)
One of imperforate MS8 (iB4 (a-h)) (Mi854B-861B)
Comoro IslandsB4g ds (BL269A)
iB4g ds (BL269B)
Deluxe sheet (B4g)
Imperforate deluxe sheet (iB4g)
Comoro Islands816Pu (Mi?)One of pair (816P (t-u)), B4e surcharged1996Planet-A
Comoro Islands816Ry (Mi?)One of pair (816R (x-y)), B4g surcharged
Congo (Republic)Unknown ss (BL?)In (lower-left) margin of SS12016Planet-A / "Suisei"
Djibouti610a (BL120A)
i610a (BL120B)
In (lower-right) margin of SS1 (610)
In (lower-right) margin of imperforate SS1 (i610)
1986Planet-A
Grenada Carriacou2205a (Mi3191)One of MS6 (2205 (a-f)) (Mi3191-3196)2000Planet-A1 / "Sakigake" (not "Foton", as in text)
Grenada Carriacou2205a essayOne of MS6 (2205 essay (a-f))Planet-A1 / "Sakigake" (correctly labeled)
Guinea-Bissau689 (BL268)In (upper-right) margin of SS11986Planet-A / "Szuiszei" (Suisei)
Hungary2974 (Mi3807A)
i2974 (Mi3807B)

Imperforate
1986Planet-A / Suisei
Hungary2974 fdcStamp on FDC
Hungary2974 maxiMaxicard
Ivory CoastC102 (Mi891)
iC102

Imperforate
1986Planet-A1 / Sakigake / "MS-T5"
Ivory CoastC102 dsDeluxe sheet (C102)
Malagasy Republic795 (Mi1061A)
i795 (Mi1061B)

Imperforate
1987"Planet-A1" / Sakigake
Malagasy Republic795a (BL46A)
i795a (BL46B)
On stamp of SS1 (795)
On stamp of imperforate SS1 (i795)
Malagasy Republic796 (Mi1062A)
i796 (Mi1062B)

Imperforate
"Planet-A2" / Suisei
Malagasy Republic796a (BL47A)
i796a (BL47B)
On stamp of SS1 (796)
On stamp of imperforate SS1 (i796)
Maldive Islands1153 (Mi1166)
i1153

Imperforate
1986"Planet-A" / Suisei
Maldive Islands1212 (Mi1225)
i1212
1153 overprinted with silver symbol
i1153 overprinted with silver symbol
1986"Planet-A" / Suisei
Marshall Islands87+label (Mi63+label)One of strip of 5 (90a (86-90) + 5 labels) (Mi62-66)1985"Planet-A" / Suisei
Marshall Islands87 fdcStamp and (Colorano silk) cachet on FDC
Marshall Islands90a fdcOne of five stamps on FDC
Mauritania622 (Mi892A)
i622 (Mi892B)

Imperforate
1986"Planet-A" / Suisei
Mauritania622a (BL unlisted)
i622a
On stamp of SS1 (622)
On stamp of imperforate SS1 (i622)
Mauritania622b (BL unlisted)
i622b
One of MS4 (619-622)
One of imperforate MS4 (i619-i622)
NigerC365 (Mi981A)
iC365 (Mi981B)

Imperforate
1985"Planet-A" / Suisei
NigerC365 dsDeluxe sheet (C365)
Niuafo'ou (Tonga)Unknown ss (BL?)On stamp of SS12017Planet-A1/A2
ParaguayC642 label (Mi3974 label)One label and in (lower-left) margin of MS9 (C642a (5x C642 + 4 labels))1986Planet-A
Poland2715 (Mi3015)One of pair (2715a (2714-2715))1986"Planet-A" / Suisei
Russia (USSR)5434 (BL187)In (lower) margin of SS11986"Planet-A" (in lower margin text) / Suisei
Russia (USSR)5434 fdcSS1 and cachet on FDC
St. Thomas and Prince Islands789 label (Mi950-953 label)Label from MS4 (789 (a-d + 5 labels)) (Mi950-953)1986Planet-A / "Suisei"
St. Thomas and Prince Islands790 (BL164)In (right) margin of SS1
St. Thomas and Prince IslandsUnknown ms (Mi?)MS4 (a-d)2015Planet-A1 / "Sakigake" / "MS-T5"
St. Thomas and Prince IslandsUnknown ss (BL?)SS1
SomaliaUnknown ms (Mi?)In (upper-left) margin of MS4 (a-d)2002Planet-A1 / "Sakigake"
SomaliaUnknown ims (Mi?)In (upper-left) margin of imperforate MS4 (4x 'b')
Togo1361 (Mi1944)1986Planet-A / Suisei
Togo1405 (Mi1990)1361 overprinted in silver1986Planet-A / Suisei
United StatesNoneInsert back from cover, also insert front and cover front1986"Planet-A"


Below is a list of (Earlier) Planet-series (cometary) satellite launch covers (including anniversary-of-launch covers, and launch-related event covers).

CountryCancel DateCancel LocationType of ItemNotes on Content
(Earlier) Planet (cometary)
1985-01-08: Planet-A1 / Sakigake (MS-T5)
United States1985-01-07Barstow CA(Space Voyage) cachet on coverPlanet-A1 (Sakigake) launch
Japan1985-01-08Usuda(Space Voyage) cachet on coverPlanet-A1 (Sakigake) launch
Japan1985-01-08Usuda(Space Voyage) cachet on coverPlanet-A1 (Sakigake) launch (Planet-A2 / Suisei cachet)
Japan1985-01-08Uchinoura(Space Voyage) cachet on coverPlanet-A1 (Sakigake) launch
Spain1985-01-08Madrid(Space Voyage) cachet on coverPlanet-A1 (Sakigake) launch
Planet-A1 / Sakigake (events)
Japan1986-03-11Usuda(Colorano silk) cachet on coverPlanet-A1 (Sakigake) closest approach to Halley's Comet
Japan1986-03-11Usuda(Space Voyage) cachet on coverPlanet-A1 (Sakigake) closest approach to Halley's Comet
1985-08-18: Planet-A2 / Suisei
Japan1985-08-19Uchinoura(Space Voyage) cachet on coverPlanet-A2 (Suisei) launch
Planet-A2 / Suisei (events)
Japan1986-03-08Usuda(Space Voyage) cachet (different) on coverPlanet-A2 (Suisei) flyby of Halley's Comet
Planet (on other than Planet launch covers)
Austria1986-03-06Graz(Printed) cachet on Vega-1 event cover"Planet-A" / Suisei; Planet-A1 / Sakigake / MS-T5 (but "MS-15" in text)


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Updated: 2018-09-09