🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419

Radius: 13.5

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.82 AU - 0.82 AU

Year: 479 Days

Day: 9.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,440,355 km

• M1: 167,849 km (0.119 R)
• M2: 604,974 km (0.096 R)
• M3: 1,167,163 km (0.064 R)
• M4: 1,589,926 km (0.071 R)
• M5: 2,224,969 km (0.073 R)
• M6: 2,831,289 km (0.106 R)
• M7: 3,453,616 km (0.107 R)
• M8: 4,166,002 km (0.094 R)
• M9: 4,670,296 km (0.055 R)
• M10: 5,154,395 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.6

Radius: 12.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.1 AU - 1.3 AU

Year: 849 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,440,355 km

• M1: 161,715 km (0.055 R)
• M2: 697,276 km (0.113 R)
• M3: 1,319,752 km (0.115 R)
• M4: 2,029,295 km (0.065 R)
• M5: 2,656,409 km (0.102 R)
• M6: 3,209,323 km (0.087 R)
• M7: 5,344,384 km (0.079 R)
• M8: 6,076,965 km (0.107 R)
• M9: 7,192,516 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.6

Radius: 11.9

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.94 AU - 1.46 AU

Year: 849 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,440,355 km

• M1: 147,952 km (0.111 R)
• M2: 565,929 km (0.11 R)
• M3: 1,022,801 km (0.082 R)
• M4: 1,445,115 km (0.071 R)
• M5: 1,836,015 km (0.071 R)
• M6: 2,363,198 km (0.117 R)
• M7: 2,753,199 km (0.088 R)
• M8: 3,548,611 km (0.05 R)
• M9: 4,176,174 km (0.089 R)
• M10: 5,341,093 km (0.078 R)
• M11: 6,711,260 km (0.069 R)
• M12: 7,287,361 km (0.066 R)
• M13: 7,722,392 km (0.077 R)
• M14: 8,149,045 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620.3

Radius: 7.9

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.68 AU - 8.48 AU

Year: 13475 Days

Day: 15.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,440,355 km

• M1: 98,735 km (0.115 R)
• M2: 479,461 km (0.085 R)
• M3: 1,185,264 km (0.093 R)
• M4: 1,504,356 km (0.08 R)
• M5: 1,797,119 km (0.063 R)
• M6: 2,755,144 km (0.082 R)
• M7: 3,552,501 km (0.089 R)
• M8: 7,328,500 km (0.104 R)
• M9: 9,190,246 km (0.081 R)
• M10: 9,597,302 km (0.1 R)
• M11: 12,854,197 km (0.09 R)
• M12: 13,299,101 km (0.102 R)
• M13: 14,019,116 km (0.111 R)
• M14: 14,695,747 km (0.107 R)
• M15: 15,323,310 km (0.058 R)
• M16: 17,084,077 km (0.038 R)
• M17: 20,056,437 km (0.103 R)
• M18: 25,184,502 km (0.114 R)
• M19: 26,285,243 km (0.105 R)
• M20: 28,261,431 km (0.11 R)
• M21: 32,041,470 km (0.096 R)
• M22: 34,052,066 km (0.102 R)
• M23: 34,781,355 km (0.102 R)
• M24: 36,397,162 km (0.087 R)
• M25: 37,673,681 km (0.096 R)
• M26: 38,584,881 km (0.093 R)
• M27: 39,377,451 km (0.057 R)
• M28: 43,362,140 km (0.112 R)
• M29: 44,218,737 km (0.031 R)
• M30: 45,965,891 km (0.096 R)
• M31: 54,730,680 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.1

Radius: 8

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.19 AU - 9.25 AU

Year: 15217 Days

Day: 24.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,440,355 km

• M1: 99,483 km (0.088 R)
• M2: 623,973 km (0.107 R)
• M3: 1,097,151 km (0.074 R)
• M4: 2,665,236 km (0.11 R)
• M5: 3,413,823 km (0.09 R)
• M6: 3,738,600 km (0.106 R)
• M7: 5,076,155 km (0.093 R)
• M8: 6,142,040 km (0.117 R)
• M9: 6,582,905 km (0.039 R)
• M10: 7,087,947 km (0.064 R)
• M11: 9,421,973 km (0.108 R)
• M12: 10,339,307 km (0.112 R)
• M13: 10,963,729 km (0.11 R)
• M14: 11,314,685 km (0.043 R)
• M15: 14,608,830 km (0.095 R)
• M16: 16,895,883 km (0.041 R)
• M17: 21,797,008 km (0.095 R)
• M18: 23,107,934 km (0.043 R)
• M19: 23,685,532 km (0.077 R)
• M20: 27,462,130 km (0.093 R)
• M21: 28,768,419 km (0.106 R)
• M22: 31,386,980 km (0.114 R)
• M23: 33,912,790 km (0.118 R)
• M24: 36,054,433 km (0.106 R)
• M25: 37,092,792 km (0.066 R)
• M26: 38,150,898 km (0.067 R)
• M27: 43,891,716 km (0.059 R)
• M28: 48,910,725 km (0.119 R)
• M29: 50,503,942 km (0.087 R)
• M30: 51,803,199 km (0.099 R)
• M31: 52,131,567 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.9

Radius: 7.2

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.17 AU - 9.69 AU

Year: 15804 Days

Day: 17.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 150.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,440,355 km

• M1: 89,609 km (0.118 R)
• M2: 392,096 km (0.103 R)
• M3: 758,910 km (0.097 R)
• M4: 1,009,038 km (0.106 R)
• M5: 1,286,990 km (0.113 R)
• M6: 3,077,378 km (0.087 R)
• M7: 3,364,606 km (0.088 R)
• M8: 3,843,917 km (0.118 R)
• M9: 4,399,973 km (0.051 R)
• M10: 4,731,481 km (0.038 R)
• M11: 5,710,151 km (0.041 R)
• M12: 7,353,334 km (0.066 R)
• M13: 7,820,827 km (0.082 R)
• M14: 12,172,629 km (0.074 R)
• M15: 12,562,481 km (0.119 R)
• M16: 12,826,821 km (0.118 R)
• M17: 16,375,282 km (0.058 R)
• M18: 22,797,070 km (0.089 R)
• M19: 28,050,947 km (0.044 R)
• M20: 28,617,025 km (0.111 R)
• M21: 29,306,223 km (0.054 R)
• M22: 31,805,704 km (0.078 R)
• M23: 32,297,432 km (0.092 R)
• M24: 33,044,524 km (0.054 R)
• M25: 39,582,400 km (0.111 R)
• M26: 39,866,187 km (0.067 R)
• M27: 41,743,939 km (0.053 R)
• M28: 49,188,229 km (0.068 R)
• M29: 60,801,511 km (0.077 R)
• M30: 63,673,790 km (0.1 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 14,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit