110/120/130: 282,000–296,000 kg (622,000–653,000 lb)[5]
230/230+: 298,000 kg (657,000 lb)[6]
Stages
2 to 3[7]
Capacity
Payload to LEO
Mass
8,000 kg (18,000 lb)[8]
Associated rockets
Comparable
Delta II, Atlas III
Launch history
Status
110: retired
120: retired
130: retired
230: retired
230+: retired
300: Planned
Launch sites
MARS, LP-0A
Total launches
18 (110: 2, 120: 2, 130: 1, 230: 5, 230+: 8)
Success(es)
17 (110: 2, 120: 2, 130: 0, 230: 5, 230+: 8)
Failure(s)
1 (130: 1)
First flight
110: April 21, 2013
120: January 9, 2014
130: October 28, 2014
230: October 17, 2016
230+: November 2, 2019
Last flight
110: September 18, 2013
120: July 13, 2014
130: October 28, 2014
230: April 17, 2019
230+: August 2, 2023
Type of passengers/cargo
Cygnus
First stage (Antares 100-series)
Empty mass
18,700 kg (41,200 lb)[5]
Gross mass
260,700 kg (574,700 lb)[5]
Powered by
2 × NK-33[9]
Maximum thrust
3,265 kN (734,000 lbf)[9]
Specific impulse
Sea level: 297 s Vacuum: 331 s[5]
Burn time
235 seconds[5]
Propellant
RP-1/LOX[9]
First stage (Antares 200-series)
Empty mass
20,600 kg (45,400 lb)[6]
Gross mass
262,600 kg (578,900 lb)[6]
Powered by
2 × RD-191
Maximum thrust
3,844 kN (864,000 lbf)[6]
Specific impulse
Sea level: 311.9 s Vacuum: 339.2 s[6]
Burn time
215 seconds[6]
Propellant
RP-1/LOX
Second stage – Castor 30A/B/XL
Gross mass
30A: 14,035 kg (30,942 lb)
30B: 13,970 kg (30,800 lb)
30XL: 26,300 kg (58,000 lb)[5]
Propellant mass
30A: 12,815 kg (28,252 lb)
30B: 12,887 kg (28,411 lb)[5]
30XL: 24,200 kg (53,400 lb)[6]
Maximum thrust
30A: 259 kN (58,200 lbf)
30B: 293.4 kN (65,960 lbf)[9][5]
30XL: 474 kN (107,000 lbf)[10]
Burn time
30A: 136 seconds
30B: 127 seconds
30XL: 156 seconds[5][6]
Propellant
TP-H8299/aluminium[11]
[edit on Wikidata]
Antares has been launched a total of 18 times since April 2013. All of the launches have been successful, except for Cygnus CRS Orb-3.
^Launches of Ukrainian LV
^Rosenberg, Zach (April 30, 2012). "Orbital Sciences development costs increase". Flight International from Flightglobal.com.
^Surplus Missile Motors: Sale Price Drives Potential Effects on DOD and Commercial Launch Providers (PDF) (Report). U.S. Government Accountability Office. August 2017. p. 30. GAO-17-609. Archived (PDF) from the original on April 2, 2022.
^Kyle, Ed (May 14, 2011). "Taurus 2". Space Launch Report. Archived from the original on December 9, 2012.{{cite web}}: CS1 maint: unfit URL (link)
^ abcdefghij"Antares (100 Series)". SpaceFlight101. Retrieved May 5, 2016.
^ abcdefghij"Antares 200 Series – Rockets". spaceflight101.com. Retrieved November 7, 2016.
^ ab"Antares Medium-class Launch Vehicle: Fact Sheet" (PDF). Orbital Sciences Corporation. 2013. Archived from the original (PDF) on June 3, 2013. Retrieved April 25, 2013.
^"Antares - Fact Sheet" (PDF). Orbital ATK. 2017. FS007_06_OA_3695_021317. Retrieved February 12, 2018.
^ abcd"Antares Medium-Class Launch Vehicle: Brochure" (PDF). Orbital Sciences Corporation. 2013. Archived from the original (PDF) on February 9, 2014. Retrieved April 25, 2012.
^"Antares". Yuzhnoye Design Bureau. Archived from the original on November 25, 2017. Retrieved November 19, 2017. Alt URL Archived 2020-11-29 at the Wayback Machine
^Graham, William (April 21, 2013). "Antares conducts a flawless maiden launch". NASASpaceFlight.com. Retrieved April 22, 2013.
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