🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942

Radius: 8.6

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.42 AU - 0.62 AU

Year: 259 Days

Day: 8 Hours

Environment

Temp: -136 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,130,875 km

• M1: 106,962 km (0.06 R)
• M2: 379,380 km (0.101 R)
• M3: 690,394 km (0.036 R)
• M4: 977,772 km (0.119 R)
• M5: 1,246,449 km (0.073 R)
• M6: 1,578,108 km (0.027 R)
• M7: 1,901,688 km (0.107 R)
• M8: 2,195,498 km (0.112 R)
• M9: 2,876,019 km (0.101 R)
• M10: 3,191,371 km (0.075 R)
• M11: 3,843,917 km (0.089 R)
• M12: 4,317,843 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.4

Radius: 8.8

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.25 AU - 1.43 AU

Year: 1071 Days

Day: 14.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,130,875 km

• M1: 109,506 km (0.093 R)
• M2: 389,104 km (0.109 R)
• M3: 708,795 km (0.09 R)
• M4: 1,261,559 km (0.077 R)
• M5: 1,825,543 km (0.085 R)
• M6: 2,175,901 km (0.109 R)
• M7: 2,473,152 km (0.112 R)
• M8: 2,927,930 km (0.088 R)
• M9: 3,424,295 km (0.112 R)
• M10: 5,400,782 km (0.039 R)
• M11: 6,168,369 km (0.039 R)
• M12: 6,641,547 km (0.101 R)
• M13: 7,362,758 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.3

Radius: 10.1

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.21 AU - 3.35 AU

Year: 3199 Days

Day: 10.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,130,875 km

• M1: 126,410 km (0.111 R)
• M2: 549,323 km (0.05 R)
• M3: 1,273,227 km (0.1 R)
• M4: 1,621,641 km (0.107 R)
• M5: 2,127,731 km (0.103 R)
• M6: 2,609,286 km (0.094 R)
• M7: 3,180,451 km (0.05 R)
• M8: 4,105,265 km (0.086 R)
• M9: 4,526,532 km (0.092 R)
• M10: 4,952,138 km (0.03 R)
• M11: 5,378,492 km (0.106 R)
• M12: 6,134,261 km (0.044 R)
• M13: 12,823,081 km (0.097 R)
• M14: 13,726,353 km (0.115 R)
• M15: 14,069,530 km (0.1 R)
• M16: 15,342,608 km (0.108 R)
• M17: 19,498,287 km (0.1 R)
• M18: 21,339,089 km (0.115 R)
• M19: 21,667,905 km (0.101 R)
• M20: 22,402,880 km (0.081 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.6

Radius: 7.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.87 AU - 8.19 AU

Year: 14263 Days

Day: 22 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,130,875 km

• M1: 92,302 km (0.098 R)
• M2: 1,137,243 km (0.115 R)
• M3: 1,453,942 km (0.091 R)
• M4: 2,207,167 km (0.084 R)
• M5: 2,971,014 km (0.098 R)
• M6: 3,640,464 km (0.118 R)
• M7: 6,469,809 km (0.115 R)
• M8: 6,722,480 km (0.119 R)
• M9: 8,565,824 km (0.083 R)
• M10: 10,810,541 km (0.066 R)
• M11: 13,067,075 km (0.066 R)
• M12: 13,936,238 km (0.112 R)
• M13: 14,465,366 km (0.102 R)
• M14: 15,283,816 km (0.114 R)
• M15: 19,061,312 km (0.103 R)
• M16: 21,617,192 km (0.095 R)
• M17: 22,254,478 km (0.049 R)
• M18: 24,545,420 km (0.096 R)
• M19: 26,664,923 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.2

Radius: 5.5

Gravity: 27.58 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.22 AU - 9.6 AU

Year: 15356 Days

Day: 17.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,130,875 km

• M1: 68,366 km (0.11 R)
• M2: 302,786 km (0.086 R)
• M3: 550,071 km (0.064 R)
• M4: 754,272 km (0.052 R)
• M5: 1,157,588 km (0.063 R)
• M6: 1,349,373 km (0.064 R)
• M7: 1,562,550 km (0.104 R)
• M8: 1,869,525 km (0.115 R)
• M9: 2,236,488 km (0.105 R)
• M10: 3,191,222 km (0.097 R)
• M11: 4,074,747 km (0.051 R)
• M12: 4,932,990 km (0.108 R)
• M13: 5,219,769 km (0.067 R)
• M14: 5,479,770 km (0.073 R)
• M15: 7,690,079 km (0.066 R)
• M16: 8,938,622 km (0.098 R)
• M17: 11,830,200 km (0.103 R)
• M18: 12,085,414 km (0.093 R)
• M19: 13,211,287 km (0.08 R)
• M20: 13,416,984 km (0.105 R)
• M21: 15,593,334 km (0.11 R)
• M22: 16,845,319 km (0.106 R)
• M23: 19,904,146 km (0.033 R)
• M24: 21,563,935 km (0.099 R)
• M25: 24,121,161 km (0.096 R)
• M26: 26,654,750 km (0.08 R)
• M27: 29,710,885 km (0.117 R)
• M28: 29,946,203 km (0.067 R)
• M29: 38,705,008 km (0.069 R)
• M30: 40,988,321 km (0.096 R)
• M31: 42,758,662 km (0.04 R)
• M32: 48,212,252 km (0.092 R)
• M33: 50,017,450 km (0.055 R)
• M34: 56,780,620 km (0.101 R)
• M35: 61,041,616 km (0.1 R)
• M36: 61,803,668 km (0.109 R)
• M37: 65,312,037 km (0.109 R)
• M38: 66,309,705 km (0.08 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: 542 - 10,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit