Long March 8

Long March 8
	Rendering of Long March 8 Y1
Function	Orbital launch vehicle
Manufacturer	China Academy of Launch Vehicle Technology (CALT)
Country of origin	China
Size
Height	CZ-8 (core only): 48 m (157 ft); CZ-8: 50.34 m (165.2 ft); CZ-8A: 50.5 m (166 ft);
Diameter	3.35 m (11.0 ft)
Mass	CZ-8 (core only): 198,000 kg (437,000 lb); CZ-8: 356,000 kg (785,000 lb); CZ-8A: 371,000 kg (818,000 lb);
Stages	2
Capacity
Payload to SSO
Altitude	700 km (430 mi)
Mass	CZ-8 (core only): 3,000 kg (6,600 lb); CZ-8: 5,000 kg (11,000 lb); CZ-8A: 7,000 kg (15,000 lb);
Payload to LEO
Mass	8,100 kg (17,900 lb)
Payload to GTO
Mass	2,800 kg (6,200 lb)
Payload to TLI
Mass	1,500 kg (3,300 lb)
Associated rockets
Comparable	Soyuz-2; Antares; Falcon 9; Atlas V; Ariane 6; H3;
Launch history
Status	Active
Launch sites	Wenchang, LC-2; Wenchang Commercial, LC-1
Total launches	12 (8: 4, 8A: 8)
Success(es)	12 (8: 4, 8A: 8)
First flight	8: 22 December 2020; 8A: 11 February 2025;
Last flight	8: 11 March 2025 (most recent); 8A: 12 March 2026 (most recent);
Boosters – K2
No. boosters	0 or 2
Height	26.903 m (88.26 ft)
Diameter	2.25 m (7 ft 5 in)
Powered by	1 × YF-100
Maximum thrust	SL: 1,200 kN (270,000 lbf); vac: 1,340 kN (300,000 lbf)
Total thrust	SL: 4,800 kN (1,100,000 lbf); vac: 5,360 kN (1,200,000 lbf)
Specific impulse	SL: 300 s (2.9 km/s); vac: 335 s (3.29 km/s)
Propellant	RP-1 / LOX
First stage – K3
Height	25.083 m (82.29 ft)
Diameter	3.35 m (11.0 ft)
Powered by	2 × YF-100
Maximum thrust	SL: 2,400 kN (540,000 lbf); vac: 2,680 kN (600,000 lbf)
Specific impulse	SL: 300 s (2.9 km/s); vac: 335 s (3.29 km/s)
Propellant	RP-1 / LOX
Second stage (CZ-8)
Height	12.375 m (40.60 ft)
Diameter	3 m (9.8 ft)
Powered by	2 × YF-75
Maximum thrust	167.17 kN (37,580 lbf)
Specific impulse	438 s (4.30 km/s)
Propellant	LH2 / LOX
Second stage (CZ-8A)
Height	12.375 m (40.60 ft)
Diameter	3.35 m (11.0 ft)
Powered by	2 × YF-75H
Maximum thrust	200 kN (45,000 lbf)
Specific impulse	442.6 s (4.340 km/s)
Propellant	LH2 / LOX

Long March 8 (Chinese: 长征八号运载火箭) is an orbital launch vehicle developed by the China Academy of Launch Vehicle Technology to launch up to 5000 kg to a 700 km altitude Sun-synchronous orbit (SSO).