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CAS500-1

Mission type	Earth observation
COSPAR ID	2021-022A
SATCAT no.	47932
Spacecraft properties
Launch mass	500 kg (1,100 lb)
Dimensions	1.9 m x 1.9 m x 2.9 m
Start of mission
Launch date	22 March 2021, 06:07:12 UTC
Rocket	Soyuz-2.1a / Fregat
Launch site	Baikonur Site 31/6
Contractor	Glavkosmos
Orbital parameters
Regime	Low Earth orbit
Inclination	97.7 degrees
Period	15 orbits/day

CAS500-2

Mission type	Earth observation
COSPAR ID	2021-022A
SATCAT no.	47932
Spacecraft properties
Launch mass	500 kg (1,100 lb)
Start of mission
Launch date	2025 (planned)
Rocket	Falcon 9 Block 5
Launch site	TBA
Contractor	SpaceX
Orbital parameters
Regime	Low Earth orbit

CAS500-3

Mission type	Earth observation
COSPAR ID	2021-022A
SATCAT no.	47932
Spacecraft properties
Launch mass	500 kg (1,100 lb)
Start of mission
Launch date	2024 (planned)
Rocket	Nuri (KSLV-II)
Launch site	Naro LP-2
Contractor	KARI
Orbital parameters
Regime	Low Earth orbit

CAS500-4

Mission type	Earth observation
COSPAR ID	2021-022A
SATCAT no.	47932
Spacecraft properties
Launch mass	500 kg (1,100 lb)
Dimensions	1.9 m x 1.9 m x 2.9 m
Start of mission
Launch date	2025 (planned)
Rocket	Falcon 9 Block 5
Launch site	Cape Canaveral SLC-40
Contractor	SpaceX
Orbital parameters
Regime	Low Earth orbit

CAS500-5

Mission type	Earth observation
COSPAR ID	2021-022A
SATCAT no.	47932
Spacecraft properties
Launch mass	500 kg (1,100 lb)
Dimensions	1.9 m x 1.9 m x 2.9 m
Start of mission
Launch date	2025 (planned)
Rocket	TBA
Launch site	TBA
Contractor	TBA
Orbital parameters
Regime	Low Earth orbit

CAS500-1, or Compact Advanced Satellite 500-1 (Korean: 국토위성 1호, transl. "Land Satellite No. 1"), is a prototype 500-kilogram (1,100 lb) class Earth observation satellite that was launched by South Korea at the Baikonur Cosmodrome on 22 March 2021. It is in a 500-kilometre (310 mi) Sun-synchronous orbit, inclined by 97.7 degrees or 15 orbits/day.

References

1. ^ "SpaceX's Falcon 9 to send two KAI satellites into space". Korea JoongAng Daily. Korea JoongAng Daily Co., Ltd. 1 December 2023.
2. "Compact Advanced Satellite 500". Retrieved 22 March 2021.
3. "With CAS500, South Korea launches journey toward private-led satellite development". SpaceNews. 23 March 2021. Retrieved 31 March 2021.

External links

v t e South Korean space program
Organizations	Korea AeroSpace Administration (KASA) Korea Aerospace Research Institute (KARI) Korea Astronomy and Space Science Institute (KASI)
Launch sites	Anheung Proving Ground Naro Space Center
Sounding rockets	KARI KSR-I KSR-II KSR-III Nuri TLV ADD Solid-Fuel Space Launch Vehicle TLV
Launch vehicles	KARI Naro-1 (KSLV-I) Nuri (KSLV-II) KSLV-III (In development) ADD Solid-Fuel Space Launch Vehicle
Satellites	Kitsat 1 2 3 KOMPSAT 1 2 3 3A 5 6 7 7A STSat 1 2A 2B 2C 3 KOREASAT 1 2 3 5 5A 6 7 CAS500 1 2 GEO-KOMPSAT 1 2A 2B 3
Space probes	Korea Pathfinder Lunar Orbiter
Contractors	Hanwha Aerospace HD Hyundai Heavy Industries Korea Aerospace Industries Korean Air LIG Nex1 Satrec Initiative
Astronauts	Yi So-yeon Ko San
Related institutions	Agency for Defense Development (ADD) KAIST Satellite Technology Research Center (SaTReC) National Space Committee ROKAF space operations center

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