🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.3

Radius: 8.1

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.44 AU - 0.62 AU

Year: 257 Days

Day: 7.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,228,482 km

• M1: 101,278 km (0.12 R)
• M2: 353,350 km (0.097 R)
• M3: 749,186 km (0.101 R)
• M4: 1,393,055 km (0.101 R)
• M5: 1,730,249 km (0.103 R)
• M6: 2,037,373 km (0.117 R)
• M7: 2,953,660 km (0.113 R)
• M8: 4,059,937 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.3

Radius: 13.6

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.73 AU - 0.81 AU

Year: 451 Days

Day: 14.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,228,482 km

• M1: 169,195 km (0.099 R)
• M2: 608,115 km (0.094 R)
• M3: 1,061,846 km (0.105 R)
• M4: 1,524,701 km (0.115 R)
• M5: 1,973,495 km (0.115 R)
• M6: 2,415,407 km (0.116 R)
• M7: 3,181,947 km (0.076 R)
• M8: 3,757,749 km (0.069 R)
• M9: 4,475,370 km (0.092 R)
• M10: 4,976,972 km (0.05 R)
• M11: 5,879,496 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.5

Radius: 12.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.19 AU - 1.85 AU

Year: 1250 Days

Day: 13.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,228,482 km

• M1: 159,023 km (0.104 R)
• M2: 1,177,036 km (0.112 R)
• M3: 1,748,051 km (0.113 R)
• M4: 3,853,940 km (0.114 R)
• M5: 4,992,530 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.6

Radius: 11.7

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.78 AU - 2.26 AU

Year: 1915 Days

Day: 8.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,228,482 km

• M1: 145,559 km (0.053 R)
• M2: 560,842 km (0.033 R)
• M3: 927,058 km (0.107 R)
• M4: 1,488,948 km (0.104 R)
• M5: 1,918,593 km (0.076 R)
• M6: 2,573,383 km (0.091 R)
• M7: 3,534,100 km (0.109 R)
• M8: 4,367,510 km (0.106 R)
• M9: 9,896,049 km (0.056 R)
• M10: 10,334,969 km (0.057 R)
• M11: 12,146,300 km (0.097 R)
• M12: 12,768,328 km (0.066 R)
• M13: 13,208,146 km (0.078 R)
• M14: 13,782,601 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 10.4

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.77 AU - 5.99 AU

Year: 7189 Days

Day: 8.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,228,482 km

• M1: 129,402 km (0.115 R)
• M2: 456,872 km (0.101 R)
• M3: 805,136 km (0.108 R)
• M4: 1,676,843 km (0.116 R)
• M5: 2,436,650 km (0.084 R)
• M6: 3,805,321 km (0.085 R)
• M7: 4,229,132 km (0.106 R)
• M8: 4,767,834 km (0.108 R)
• M9: 5,412,900 km (0.108 R)
• M10: 6,282,961 km (0.118 R)
• M11: 7,661,954 km (0.119 R)
• M12: 9,679,880 km (0.043 R)
• M13: 10,424,877 km (0.118 R)
• M14: 12,294,252 km (0.055 R)
• M15: 14,141,188 km (0.025 R)
• M16: 14,555,574 km (0.116 R)
• M17: 17,416,184 km (0.111 R)
• M18: 18,030,283 km (0.105 R)
• M19: 21,396,983 km (0.046 R)
• M20: 22,983,469 km (0.088 R)
• M21: 26,122,930 km (0.079 R)
• M22: 29,249,974 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.2

Radius: 5

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.17 AU - 12.43 AU

Year: 23668 Days

Day: 16.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,228,482 km

• M1: 64,477 km (0.072 R)
• M2: 270,174 km (0.111 R)
• M3: 481,705 km (0.092 R)
• M4: 690,993 km (0.103 R)
• M5: 1,113,607 km (0.101 R)
• M6: 1,411,306 km (0.068 R)
• M7: 1,760,318 km (0.046 R)
• M8: 3,234,007 km (0.118 R)
• M9: 3,810,258 km (0.09 R)
• M10: 5,307,583 km (0.104 R)
• M11: 5,603,039 km (0.103 R)
• M12: 6,026,999 km (0.078 R)
• M13: 6,724,125 km (0.117 R)
• M14: 7,987,030 km (0.045 R)
• M15: 8,375,237 km (0.115 R)
• M16: 11,882,858 km (0.118 R)
• M17: 12,908,351 km (0.04 R)
• M18: 18,342,494 km (0.114 R)
• M19: 25,436,575 km (0.048 R)
• M20: 26,063,839 km (0.117 R)
• M21: 27,240,725 km (0.042 R)
• M22: 31,819,018 km (0.069 R)
• M23: 32,547,111 km (0.096 R)
• M24: 33,535,205 km (0.095 R)
• M25: 34,416,037 km (0.097 R)
• M26: 35,961,683 km (0.08 R)
• M27: 41,160,957 km (0.073 R)
• M28: 43,344,038 km (0.113 R)
• M29: 46,528,229 km (0.034 R)
• M30: 47,151,902 km (0.096 R)
• M31: 51,674,844 km (0.12 R)
• M32: 55,599,545 km (0.096 R)
• M33: 56,125,680 km (0.117 R)
• M34: 61,571,043 km (0.08 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: 525 - 16,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit