| Place of Origin | United States |
|---|---|
| Quality | Unspecified |
| Grade | Event Cover |
| Topic | Space |
| Modified Item | No |
| Certification | Uncertified |
Check the listing for details. 2021 Mars Perseverance Rover Twin 'Optimism' Begins TestingJPL Pasadena 17 Nov. Listed at 5.00 USD. NASA has started testing OPTIMISM, the twin rover of Martian explorer Perseverance, that will help solve problems the latter will face on Mars. A twin of the Perseverance rover which is exploring Jezero Crater on Mars, OPTIMISM is being trained to perform a number of jobs in the coming weeks.
You may also like
$3
SKYLAB 1-2 CONRAD & KERWIN SPLASHDOWN JUN 22,1973 CAPE + ORBIT SPACE COVER
$2.75
WESTAR 5 LAUNCH BY DELTA JUN 8,1982 KSC SPACE VOYAGE COVER NASA
$38.75
1964 Year of the Quiet Sun + 5th Anv. IGY SC #1107 - RRI Rocket Post Combo Cover
$2.75
HAWK LAUNCH OCT 31,1989 W.S.M.R SPACE COVER NASA
$3.79
APOLLO 15 LIFT OFF MOON AUG 2,1971 CAPE ORBIT SPACE COVER NASA
$4.75
SKYLAB 4 RETUEN FEB 8,1974 PAFB VIP SPACE CARD NASA
$4.5
POLARIS A-2 FIRED MAR 16,1964 CQPE USS WILSON SWANSON SPACE COVER NASA
$5
2022 Roscosmos Soyuz MS-19 Landing ISS MC Houston 30 March
$3
ATS-3 / INTELSAT 4 LAUNCH MEXICO OLYMPICS OCT 12,1968 20C SPACE COVER *
$4.75
APOLLO 11 ASTRONAUTS BLAST OFF MOON JUL 21,1969 CAPE SARZIN SPACE COVER NASA
$4.75
GEMINI 8 LAUNCH MAR 16,1966 FORT MYERS FL TRACKING SPACE COVER NASA
$4.5
APOLLO 6 PRIME RECOVERY APR 4,1968 USS OKINAWA SPACE COVER NASA