🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.7

Radius: 11.5

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.63 AU - 0.71 AU

Year: 379 Days

Day: 7.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 65,999,508 km

• M1: 143,016 km (0.073 R)
• M2: 579,991 km (0.118 R)
• M3: 1,006,943 km (0.071 R)
• M4: 1,525,150 km (0.071 R)
• M5: 2,629,781 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.7

Radius: 11.6

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.11 AU - 1.45 AU

Year: 1000 Days

Day: 5.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,999,508 km

• M1: 147,354 km (0.026 R)
• M2: 831,016 km (0.103 R)
• M3: 1,347,727 km (0.11 R)
• M4: 1,769,144 km (0.076 R)
• M5: 2,403,739 km (0.099 R)
• M6: 3,387,195 km (0.095 R)
• M7: 5,270,483 km (0.096 R)
• M8: 6,111,671 km (0.045 R)
• M9: 6,799,522 km (0.108 R)
• M10: 7,261,481 km (0.097 R)
• M11: 7,666,592 km (0.095 R)
• M12: 8,859,336 km (0.112 R)
• M13: 10,551,587 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.5

Radius: 10.1

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.55 AU - 3.25 AU

Year: 3409 Days

Day: 12.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,999,508 km

• M1: 125,961 km (0.109 R)
• M2: 463,005 km (0.117 R)
• M3: 795,561 km (0.051 R)
• M4: 1,567,038 km (0.095 R)
• M5: 1,949,111 km (0.116 R)
• M6: 2,337,766 km (0.08 R)
• M7: 3,654,227 km (0.093 R)
• M8: 4,105,414 km (0.089 R)
• M9: 4,462,504 km (0.101 R)
• M10: 4,794,911 km (0.088 R)
• M11: 5,312,370 km (0.097 R)
• M12: 6,599,360 km (0.104 R)
• M13: 7,091,238 km (0.036 R)
• M14: 7,890,689 km (0.108 R)
• M15: 10,265,406 km (0.088 R)
• M16: 11,492,108 km (0.106 R)
• M17: 12,858,087 km (0.078 R)
• M18: 13,261,103 km (0.088 R)
• M19: 15,254,345 km (0.085 R)
• M20: 15,858,721 km (0.12 R)
• M21: 17,713,136 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.3

Radius: 9.3

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.63 AU - 4.87 AU

Year: 6048 Days

Day: 13 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,999,508 km

• M1: 115,938 km (0.105 R)
• M2: 436,676 km (0.095 R)
• M3: 963,709 km (0.092 R)
• M4: 1,821,952 km (0.102 R)
• M5: 2,665,385 km (0.118 R)
• M6: 3,337,229 km (0.091 R)
• M7: 3,748,923 km (0.057 R)
• M8: 4,092,399 km (0.101 R)
• M9: 4,456,820 km (0.07 R)
• M10: 4,786,384 km (0.108 R)
• M11: 5,372,060 km (0.049 R)
• M12: 5,745,905 km (0.095 R)
• M13: 6,407,726 km (0.048 R)
• M14: 8,122,117 km (0.086 R)
• M15: 8,573,753 km (0.057 R)
• M16: 11,954,515 km (0.105 R)
• M17: 12,431,583 km (0.091 R)
• M18: 13,198,871 km (0.095 R)
• M19: 14,646,978 km (0.064 R)
• M20: 15,009,753 km (0.12 R)
• M21: 16,391,439 km (0.111 R)
• M22: 17,651,502 km (0.114 R)
• M23: 21,120,377 km (0.086 R)
• M24: 21,896,341 km (0.05 R)
• M25: 23,259,028 km (0.057 R)
• M26: 24,847,758 km (0.107 R)
• M27: 25,538,002 km (0.109 R)
• M28: 32,951,474 km (0.103 R)
• M29: 35,710,059 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.4

Radius: 6.2

Gravity: 23.97 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.55 AU - 6.99 AU

Year: 12159 Days

Day: 18.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,999,508 km

• M1: 89,460 km (0.117 R)
• M2: 523,443 km (0.095 R)
• M3: 800,049 km (0.063 R)
• M4: 1,248,843 km (0.031 R)
• M5: 1,560,605 km (0.097 R)
• M6: 2,031,240 km (0.061 R)
• M7: 4,569,168 km (0.083 R)
• M8: 5,936,642 km (0.108 R)
• M9: 7,830,102 km (0.103 R)
• M10: 8,838,093 km (0.117 R)
• M11: 12,067,462 km (0.107 R)
• M12: 13,015,314 km (0.111 R)
• M13: 13,674,143 km (0.118 R)
• M14: 16,006,523 km (0.118 R)
• M15: 21,081,482 km (0.105 R)
• M16: 23,688,673 km (0.102 R)
• M17: 34,003,147 km (0.118 R)
• M18: 34,747,845 km (0.12 R)
• M19: 44,846,150 km (0.073 R)
• M20: 47,722,170 km (0.107 R)
• M21: 49,759,393 km (0.115 R)
• M22: 54,006,327 km (0.092 R)
• M23: 58,311,754 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503

Radius: 5.5

Gravity: 16.63 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.87 AU - 11.27 AU

Year: 18855 Days

Day: 16.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 65,999,508 km

• M1: 68,366 km (0.073 R)
• M2: 398,080 km (0.119 R)
• M3: 891,753 km (0.047 R)
• M4: 2,895,168 km (0.103 R)
• M5: 4,579,340 km (0.098 R)
• M6: 5,383,878 km (0.048 R)
• M7: 6,402,490 km (0.09 R)
• M8: 7,451,320 km (0.074 R)
• M9: 9,446,208 km (0.044 R)
• M10: 11,278,782 km (0.108 R)
• M11: 12,472,124 km (0.083 R)
• M12: 12,733,771 km (0.026 R)
• M13: 14,524,158 km (0.1 R)
• M14: 15,033,539 km (0.087 R)
• M15: 15,479,490 km (0.1 R)
• M16: 16,319,931 km (0.072 R)
• M17: 17,351,857 km (0.082 R)
• M18: 18,937,295 km (0.096 R)
• M19: 20,616,831 km (0.068 R)
• M20: 20,890,894 km (0.12 R)
• M21: 22,011,083 km (0.092 R)
• M22: 22,682,777 km (0.113 R)
• M23: 26,893,658 km (0.115 R)
• M24: 28,443,043 km (0.118 R)
• M25: 31,839,962 km (0.11 R)
• M26: 37,495,061 km (0.053 R)
• M27: 38,590,416 km (0.091 R)
• M28: 39,989,456 km (0.12 R)
• M29: 46,547,826 km (0.06 R)
• M30: 48,453,254 km (0.089 R)
• M31: 48,775,937 km (0.1 R)
• M32: 50,741,354 km (0.032 R)
• M33: 56,062,251 km (0.057 R)
• M34: 57,313,188 km (0.085 R)
• M35: 59,870,564 km (0.105 R)
• M36: 60,242,015 km (0.082 R)
• M37: 60,801,960 km (0.097 R)
• M38: 61,554,138 km (0.104 R)
• M39: 62,502,888 km (0.091 R)
• M40: 64,235,381 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 10,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit