🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.2

Radius: 13.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.56 AU - 0.78 AU

Year: 366 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 88,481,983 km

• M1: 171,589 km (0.115 R)
• M2: 720,164 km (0.118 R)
• M3: 1,183,319 km (0.052 R)
• M4: 1,896,452 km (0.094 R)
• M5: 2,492,151 km (0.095 R)
• M6: 3,329,301 km (0.117 R)
• M7: 4,015,506 km (0.027 R)
• M8: 4,738,513 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154

Radius: 9.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.8 AU - 1.86 AU

Year: 1651 Days

Day: 9.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,481,983 km

• M1: 121,623 km (0.088 R)
• M2: 438,920 km (0.109 R)
• M3: 812,017 km (0.12 R)
• M4: 1,444,218 km (0.061 R)
• M5: 1,941,780 km (0.1 R)
• M6: 2,334,624 km (0.054 R)
• M7: 2,780,127 km (0.102 R)
• M8: 3,281,728 km (0.109 R)
• M9: 3,902,260 km (0.057 R)
• M10: 4,352,700 km (0.108 R)
• M11: 5,603,039 km (0.089 R)
• M12: 6,177,494 km (0.12 R)
• M13: 7,397,316 km (0.113 R)
• M14: 8,088,906 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390

Radius: 10.7

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.09 AU - 2.89 AU

Year: 2620 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,481,983 km

• M1: 133,142 km (0.032 R)
• M2: 534,812 km (0.072 R)
• M3: 1,068,278 km (0.093 R)
• M4: 1,461,122 km (0.105 R)
• M5: 1,895,106 km (0.077 R)
• M6: 2,414,809 km (0.088 R)
• M7: 2,891,278 km (0.106 R)
• M8: 4,167,348 km (0.094 R)
• M9: 4,646,211 km (0.055 R)
• M10: 6,435,252 km (0.091 R)
• M11: 7,049,052 km (0.108 R)
• M12: 7,384,600 km (0.066 R)
• M13: 8,057,641 km (0.04 R)
• M14: 9,225,551 km (0.035 R)
• M15: 10,288,145 km (0.109 R)
• M16: 13,705,559 km (0.105 R)
• M17: 14,496,782 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.7

Radius: 10.4

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.48 AU - 3.06 AU

Year: 3074 Days

Day: 13.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,481,983 km

• M1: 129,402 km (0.103 R)
• M2: 545,284 km (0.104 R)
• M3: 1,221,616 km (0.091 R)
• M4: 1,641,238 km (0.051 R)
• M5: 2,266,258 km (0.114 R)
• M6: 2,924,938 km (0.078 R)
• M7: 3,726,333 km (0.12 R)
• M8: 4,072,802 km (0.073 R)
• M9: 4,621,826 km (0.075 R)
• M10: 5,841,198 km (0.085 R)
• M11: 6,197,989 km (0.119 R)
• M12: 7,294,542 km (0.099 R)
• M13: 8,005,132 km (0.113 R)
• M14: 9,120,384 km (0.055 R)
• M15: 10,942,037 km (0.117 R)
• M16: 12,582,976 km (0.118 R)
• M17: 15,239,984 km (0.079 R)
• M18: 18,308,535 km (0.058 R)
• M19: 18,718,882 km (0.084 R)
• M20: 21,506,190 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.2

Radius: 11.6

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.31 AU - 4.35 AU

Year: 4998 Days

Day: 12.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,481,983 km

• M1: 146,456 km (0.049 R)
• M2: 519,703 km (0.04 R)
• M3: 990,338 km (0.095 R)
• M4: 1,398,142 km (0.063 R)
• M5: 1,788,592 km (0.118 R)
• M6: 2,227,662 km (0.079 R)
• M7: 2,695,454 km (0.095 R)
• M8: 3,393,478 km (0.037 R)
• M9: 5,516,122 km (0.077 R)
• M10: 6,885,092 km (0.113 R)
• M11: 7,976,259 km (0.04 R)
• M12: 9,079,992 km (0.064 R)
• M13: 9,549,131 km (0.093 R)
• M14: 10,282,909 km (0.042 R)
• M15: 10,792,888 km (0.085 R)
• M16: 16,513,810 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.9

Radius: 6

Gravity: 24.78 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.9 AU - 12.66 AU

Year: 21980 Days

Day: 16.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,481,983 km

• M1: 74,649 km (0.081 R)
• M2: 436,676 km (0.112 R)
• M3: 2,298,422 km (0.062 R)
• M4: 2,485,569 km (0.074 R)
• M5: 3,165,790 km (0.045 R)
• M6: 3,768,520 km (0.089 R)
• M7: 4,063,377 km (0.095 R)
• M8: 4,662,517 km (0.089 R)
• M9: 4,849,514 km (0.119 R)
• M10: 7,865,108 km (0.113 R)
• M11: 8,792,615 km (0.111 R)
• M12: 10,036,222 km (0.115 R)
• M13: 10,667,824 km (0.1 R)
• M14: 11,596,229 km (0.114 R)
• M15: 12,150,189 km (0.078 R)
• M16: 13,311,069 km (0.099 R)
• M17: 13,688,504 km (0.04 R)
• M18: 15,270,053 km (0.105 R)
• M19: 16,794,156 km (0.063 R)
• M20: 20,438,959 km (0.096 R)
• M21: 20,941,308 km (0.111 R)
• M22: 26,664,324 km (0.12 R)
• M23: 27,023,060 km (0.086 R)
• M24: 27,628,184 km (0.108 R)
• M25: 29,497,708 km (0.093 R)
• M26: 34,892,357 km (0.105 R)
• M27: 39,036,667 km (0.085 R)
• M28: 46,365,317 km (0.085 R)
• M29: 47,581,847 km (0.09 R)
• M30: 50,260,247 km (0.033 R)
• M31: 53,226,174 km (0.077 R)
• M32: 55,525,643 km (0.116 R)
• M33: 73,036,672 km (0.118 R)
• M34: 78,781,679 km (0.048 R)
• M35: 80,512,377 km (0.183 R)
• M36: 83,537,845 km (0.097 R)
• M37: 86,377,063 km (0.107 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 17,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit