Antares, Performance expanded view, Key contacts – Orbital Antares User Manual

Page 2: Orbital sciences corporation, Antares configuration numbering

Orbital Sciences Corporation

45101 Warp Drive

•

Dulles, Virginia 20166

•

www.orbital.com

FS007_06_2998

Antares

™

Performance

Expanded View

Circular Low-Earth Orbit Performance

High Energy Performance

Mark Pieczynski
VP Southern California
Engineering Center and
Space Launch Business Development
(714) 677-2444
[email protected]

Key Contacts

500

400

300

200

1000

900

800

700

600

1,000

2,000

3,000

4,000

5,000

6,000

7,000

8,000

Circular Orbit Altitude (km)

Payload Capability (kg)

38˚
51.6˚
Sun-Sync

Legend
Antares 120

Antares 130

Antares 121

Antares 131

Stage 1

• Two Aerojet (Rocketdyne) AJ26-62 engines

with independent thrust vectoring

• Liquid oxygen/kerosene fueled

• Orbital responsible for system development

and integration

• Core tank design and design verification by

KB Yuzhnoye (Zenit-derived)

• Core tank production by Yuzhmash

• Avionics stage controller uses flight-proven

Orbital MACH components

Payload Fairing

• Diameter: 3.9 m

• Height: 9.9 m

• Structure: Honeycomb core,

composite face

• Separation: Non-contaminating

frangible ring

Stage 2

• ATK CASTOR

30B solid motor

(CASTOR 120 heritage) with thrust
vectoring

• MACH avionics

Optional Stage 2

• ATK CASTOR 30XL

solid motor with
thrust vectoring

Optional STAR

™

48-Based Third
Stage

• ATK STAR 48BV

high energy upper
stage solid rocket
motor

• Thrust vector

guidance and
control

• 3-axis stabilized

satellite orbit
insertion

Optional Bi-
Propellant Third
Stage (BTS)

Helium pressure
regulated
bi-propellant
propulsion system
using nitrogen
tetroxide and
hydrazine (Orbital
GEOStar™ bus
heritage)

First Stage

Second Stage

Third Stage

1 – Two AJ26-62 LOX/

Kerosene
Fueled Engines

2 – Castor 30B

Solid Motor

3 – Castor 30XL Solid

Motor

0 – None
1 – Bi-Propellant

Third Stage (BTS)

2 – Star 48-Based

Third Stage

Warren Frick
Program Manager
Advanced Projects
(703) 948-8192
[email protected]

Antares Configuration Numbering

C3 (km

)

Payload (kg)

6000

-60

-50

-40

-30

-20

-10

5000

4000

3000

2000

1000

122

132