🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.5

Radius: 11.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.84 AU - 1.04 AU

Year: 579 Days

Day: 9.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,611,367 km

• M1: 146,905 km (0.081 R)
• M2: 518,656 km (0.099 R)
• M3: 1,424,172 km (0.111 R)
• M4: 2,274,037 km (0.066 R)
• M5: 2,735,397 km (0.117 R)
• M6: 3,809,809 km (0.097 R)
• M7: 4,351,054 km (0.032 R)
• M8: 4,835,751 km (0.116 R)
• M9: 5,356,202 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.9

Radius: 11

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.68 AU - 1.8 AU

Year: 1459 Days

Day: 13.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,611,367 km

• M1: 136,732 km (0.043 R)
• M2: 608,115 km (0.093 R)
• M3: 963,261 km (0.109 R)
• M4: 2,120,849 km (0.032 R)
• M5: 2,562,013 km (0.116 R)
• M6: 3,163,546 km (0.059 R)
• M7: 4,075,794 km (0.088 R)
• M8: 4,975,924 km (0.091 R)
• M9: 5,589,425 km (0.079 R)
• M10: 6,207,115 km (0.118 R)
• M11: 9,565,138 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.7

Radius: 13.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.86 AU - 2.02 AU

Year: 1718 Days

Day: 12.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,611,367 km

• M1: 171,589 km (0.07 R)
• M2: 635,492 km (0.052 R)
• M3: 1,103,883 km (0.118 R)
• M4: 1,563,148 km (0.063 R)
• M5: 2,776,387 km (0.108 R)
• M6: 3,743,088 km (0.105 R)
• M7: 4,776,959 km (0.073 R)
• M8: 6,207,564 km (0.061 R)
• M9: 7,805,568 km (0.119 R)
• M10: 9,060,694 km (0.085 R)
• M11: 9,781,158 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.4

Radius: 10.1

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.79 AU - 2.61 AU

Year: 2075 Days

Day: 5 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,611,367 km

• M1: 125,662 km (0.101 R)
• M2: 528,679 km (0.031 R)
• M3: 951,592 km (0.096 R)
• M4: 1,370,167 km (0.108 R)
• M5: 2,354,820 km (0.115 R)
• M6: 3,793,353 km (0.064 R)
• M7: 4,690,043 km (0.109 R)
• M8: 5,108,767 km (0.056 R)
• M9: 5,456,882 km (0.109 R)
• M10: 5,796,020 km (0.09 R)
• M11: 7,471,217 km (0.095 R)
• M12: 8,230,576 km (0.087 R)
• M13: 9,007,138 km (0.105 R)
• M14: 10,153,656 km (0.064 R)
• M15: 11,161,946 km (0.104 R)
• M16: 12,776,556 km (0.06 R)
• M17: 13,203,508 km (0.053 R)
• M18: 14,403,881 km (0.076 R)
• M19: 17,537,508 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.9

Radius: 3.2

Gravity: 54.87 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.71 AU - 8.13 AU

Year: 14172 Days

Day: 21.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,611,367 km

• M1: 47,722 km (0.107 R)
• M2: 327,619 km (0.098 R)
• M3: 472,280 km (0.034 R)
• M4: 764,595 km (0.075 R)
• M5: 882,029 km (0.098 R)
• M6: 1,000,062 km (0.088 R)
• M7: 1,308,383 km (0.067 R)
• M8: 1,774,530 km (0.12 R)
• M9: 1,893,460 km (0.058 R)
• M10: 2,109,928 km (0.065 R)
• M11: 2,342,703 km (0.091 R)
• M12: 3,552,800 km (0.104 R)
• M13: 4,261,146 km (0.045 R)
• M14: 4,957,973 km (0.054 R)
• M15: 7,588,352 km (0.039 R)
• M16: 9,400,581 km (0.1 R)
• M17: 10,081,550 km (0.104 R)
• M18: 10,297,420 km (0.072 R)
• M19: 12,567,268 km (0.115 R)
• M20: 15,079,166 km (0.114 R)
• M21: 16,902,465 km (0.097 R)
• M22: 19,862,558 km (0.086 R)
• M23: 23,337,717 km (0.109 R)
• M24: 26,068,327 km (0.068 R)
• M25: 26,782,806 km (0.057 R)
• M26: 27,720,485 km (0.079 R)
• M27: 28,357,623 km (0.056 R)
• M28: 30,439,576 km (0.039 R)
• M29: 31,117,554 km (0.11 R)
• M30: 33,689,889 km (0.047 R)
• M31: 37,164,001 km (0.104 R)
• M32: 37,938,319 km (0.088 R)
• M33: 41,832,801 km (0.087 R)
• M34: 43,235,131 km (0.077 R)
• M35: 44,523,767 km (0.062 R)
• M36: 47,932,803 km (0.095 R)
• M37: 48,084,795 km (0.057 R)
• M38: 50,404,160 km (0.053 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 13,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit