🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.5

Radius: 9.2

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.6 AU

Year: 272 Days

Day: 15 Hours

Environment

Temp: -148 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,563,839 km

• M1: 114,442 km (0.098 R)
• M2: 454,628 km (0.051 R)
• M3: 807,679 km (0.113 R)
• M4: 2,012,391 km (0.117 R)
• M5: 2,883,050 km (0.103 R)
• M6: 3,684,147 km (0.091 R)
• M7: 4,118,729 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.4

Radius: 8.3

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.52 AU - 0.86 AU

Year: 382 Days

Day: 7.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 57,563,839 km

• M1: 106,364 km (0.077 R)
• M2: 788,381 km (0.088 R)
• M3: 1,313,320 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.4

Radius: 11.4

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.78 AU - 0.94 AU

Year: 532 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,563,839 km

• M1: 141,819 km (0.105 R)
• M2: 648,357 km (0.118 R)
• M3: 1,244,205 km (0.086 R)
• M4: 2,007,304 km (0.045 R)
• M5: 2,573,083 km (0.112 R)
• M6: 2,935,260 km (0.079 R)
• M7: 3,331,694 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.3

Radius: 9.6

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.9 AU - 1 AU

Year: 617 Days

Day: 8.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,563,839 km

• M1: 120,426 km (0.039 R)
• M2: 449,542 km (0.037 R)
• M3: 1,403,677 km (0.109 R)
• M4: 1,793,230 km (0.025 R)
• M5: 2,591,185 km (0.08 R)
• M6: 3,946,392 km (0.086 R)
• M7: 4,575,750 km (0.117 R)
• M8: 5,186,259 km (0.111 R)
• M9: 5,795,721 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.1

Radius: 13.1

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.99 AU - 3.15 AU

Year: 3587 Days

Day: 14.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,563,839 km

• M1: 163,510 km (0.072 R)
• M2: 743,801 km (0.07 R)
• M3: 1,160,131 km (0.096 R)
• M4: 1,652,907 km (0.067 R)
• M5: 3,245,825 km (0.104 R)
• M6: 3,847,358 km (0.094 R)
• M7: 4,900,527 km (0.059 R)
• M8: 6,886,738 km (0.104 R)
• M9: 8,942,362 km (0.101 R)
• M10: 9,613,758 km (0.079 R)
• M11: 10,899,102 km (0.092 R)
• M12: 13,397,088 km (0.074 R)
• M13: 13,901,981 km (0.058 R)
• M14: 15,896,569 km (0.042 R)
• M15: 16,829,910 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.8

Radius: 9.4

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.44 AU - 4.02 AU

Year: 4804 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,563,839 km

• M1: 117,285 km (0.084 R)
• M2: 500,854 km (0.072 R)
• M3: 819,497 km (0.11 R)
• M4: 1,229,246 km (0.108 R)
• M5: 1,627,026 km (0.107 R)
• M6: 2,123,991 km (0.109 R)
• M7: 3,362,960 km (0.075 R)
• M8: 4,478,063 km (0.103 R)
• M9: 5,823,247 km (0.089 R)
• M10: 6,387,530 km (0.062 R)
• M11: 7,352,287 km (0.112 R)
• M12: 10,228,156 km (0.096 R)
• M13: 10,785,857 km (0.111 R)
• M14: 11,228,517 km (0.106 R)
• M15: 14,944,378 km (0.054 R)
• M16: 15,273,045 km (0.097 R)
• M17: 16,871,199 km (0.088 R)
• M18: 17,528,532 km (0.078 R)
• M19: 18,017,268 km (0.059 R)
• M20: 18,327,385 km (0.109 R)
• M21: 20,196,461 km (0.095 R)
• M22: 21,349,411 km (0.053 R)
• M23: 24,234,406 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.4

Radius: 3

Gravity: 84.6 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.57 AU - 8.53 AU

Year: 12483 Days

Day: 23.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,563,839 km

• M1: 44,431 km (0.086 R)
• M2: 163,660 km (0.12 R)
• M3: 295,755 km (0.11 R)
• M4: 483,800 km (0.049 R)
• M5: 873,053 km (0.077 R)
• M6: 968,945 km (0.086 R)
• M7: 1,425,817 km (0.112 R)
• M8: 2,180,688 km (0.111 R)
• M9: 3,218,897 km (0.116 R)
• M10: 4,516,061 km (0.108 R)
• M11: 4,871,056 km (0.117 R)
• M12: 5,896,250 km (0.085 R)
• M13: 6,399,348 km (0.104 R)
• M14: 8,553,258 km (0.101 R)
• M15: 9,452,491 km (0.076 R)
• M16: 14,906,530 km (0.104 R)
• M17: 16,351,496 km (0.112 R)
• M18: 19,600,313 km (0.106 R)
• M19: 20,023,675 km (0.111 R)
• M20: 25,489,981 km (0.086 R)
• M21: 28,400,109 km (0.047 R)
• M22: 30,722,616 km (0.115 R)
• M23: 32,692,969 km (0.097 R)
• M24: 35,490,599 km (0.107 R)
• M25: 39,106,529 km (0.091 R)
• M26: 45,125,300 km (0.054 R)
• M27: 48,738,687 km (0.115 R)
• M28: 51,092,310 km (0.075 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 15,597 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit