🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 8.5

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.99 AU - 6.57 AU

Year: 7834 Days

Day: 13.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,355,511 km

• M1: 105,766 km (0.094 R)
• M2: 546,032 km (0.118 R)
• M3: 947,553 km (0.109 R)
• M4: 1,552,527 km (0.101 R)
• M5: 1,873,564 km (0.04 R)
• M6: 2,502,324 km (0.075 R)
• M7: 4,772,172 km (0.094 R)
• M8: 5,520,311 km (0.054 R)
• M9: 6,876,865 km (0.058 R)
• M10: 8,401,117 km (0.087 R)
• M11: 10,767,307 km (0.118 R)
• M12: 11,370,635 km (0.081 R)
• M13: 11,943,296 km (0.107 R)
• M14: 12,755,163 km (0.082 R)
• M15: 13,894,052 km (0.092 R)
• M16: 14,308,288 km (0.086 R)
• M17: 15,037,578 km (0.107 R)
• M18: 16,835,146 km (0.064 R)
• M19: 18,843,497 km (0.103 R)
• M20: 21,709,942 km (0.077 R)
• M21: 22,429,209 km (0.043 R)
• M22: 23,663,092 km (0.084 R)
• M23: 29,245,337 km (0.103 R)
• M24: 29,535,706 km (0.115 R)
• M25: 31,117,255 km (0.101 R)
• M26: 32,031,298 km (0.049 R)
• M27: 35,536,226 km (0.087 R)
• M28: 38,820,498 km (0.082 R)
• M29: 39,171,305 km (0.033 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.2

Radius: 3.1

Gravity: 46.95 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.95 AU - 6.95 AU

Year: 10577 Days

Day: 21.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,355,511 km

• M1: 40,990 km (0.082 R)
• M2: 215,720 km (0.116 R)
• M3: 339,886 km (0.108 R)
• M4: 462,407 km (0.074 R)
• M5: 1,018,911 km (0.112 R)
• M6: 1,206,507 km (0.064 R)
• M7: 1,925,175 km (0.11 R)
• M8: 3,130,186 km (0.085 R)
• M9: 4,472,378 km (0.093 R)
• M10: 8,787,529 km (0.118 R)
• M11: 9,288,681 km (0.072 R)
• M12: 9,664,920 km (0.106 R)
• M13: 13,223,853 km (0.11 R)
• M14: 13,880,887 km (0.087 R)
• M15: 17,074,054 km (0.101 R)
• M16: 19,786,114 km (0.072 R)
• M17: 20,173,422 km (0.078 R)
• M18: 21,854,903 km (0.052 R)
• M19: 24,327,307 km (0.093 R)
• M20: 28,719,350 km (0.101 R)
• M21: 31,571,883 km (0.098 R)
• M22: 37,713,474 km (0.075 R)
• M23: 39,516,726 km (0.036 R)
• M24: 43,035,119 km (0.117 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.6

Radius: 6.9

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.86 AU - 10 AU

Year: 18697 Days

Day: 17.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,355,511 km

• M1: 85,869 km (0.117 R)
• M2: 597,344 km (0.056 R)
• M3: 1,121,834 km (0.036 R)
• M4: 1,350,869 km (0.117 R)
• M5: 2,602,704 km (0.079 R)
• M6: 3,065,709 km (0.112 R)
• M7: 4,017,900 km (0.113 R)
• M8: 4,661,470 km (0.09 R)
• M9: 5,344,234 km (0.053 R)
• M10: 7,272,551 km (0.11 R)
• M11: 9,180,223 km (0.103 R)
• M12: 16,099,274 km (0.057 R)
• M13: 18,332,172 km (0.072 R)
• M14: 22,091,866 km (0.078 R)
• M15: 24,762,487 km (0.062 R)
• M16: 27,146,329 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.1

Radius: 4.8

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.63 AU - 10.83 AU

Year: 19597 Days

Day: 23.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 60,355,511 km

• M1: 59,690 km (0.113 R)
• M2: 263,143 km (0.117 R)
• M3: 429,196 km (0.065 R)
• M4: 903,721 km (0.066 R)
• M5: 1,300,005 km (0.11 R)
• M6: 1,470,248 km (0.101 R)
• M7: 2,849,540 km (0.07 R)
• M8: 4,006,081 km (0.112 R)
• M9: 4,369,305 km (0.114 R)
• M10: 4,558,846 km (0.116 R)
• M11: 5,928,713 km (0.098 R)
• M12: 6,161,338 km (0.068 R)
• M13: 6,481,029 km (0.083 R)
• M14: 7,461,792 km (0.048 R)
• M15: 7,964,291 km (0.099 R)
• M16: 8,784,686 km (0.092 R)
• M17: 9,036,310 km (0.086 R)
• M18: 10,311,931 km (0.104 R)
• M19: 10,479,331 km (0.082 R)
• M20: 11,642,454 km (0.064 R)
• M21: 12,069,257 km (0.075 R)
• M22: 13,745,651 km (0.101 R)
• M23: 14,222,270 km (0.11 R)
• M24: 17,711,640 km (0.11 R)
• M25: 18,357,304 km (0.067 R)
• M26: 21,008,179 km (0.105 R)
• M27: 23,323,505 km (0.101 R)
• M28: 25,193,029 km (0.116 R)
• M29: 27,801,717 km (0.068 R)
• M30: 29,562,634 km (0.104 R)
• M31: 34,536,015 km (0.116 R)
• M32: 35,925,031 km (0.102 R)
• M33: 39,627,878 km (0.095 R)
• M34: 47,935,945 km (0.084 R)
• M35: 51,267,639 km (0.038 R)
• M36: 52,907,082 km (0.117 R)
• M37: 53,572,493 km (0.053 R)
• M38: 57,332,337 km (0.083 R)
• M39: 58,920,019 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 12,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit