🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.2

Radius: 11.6

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.64 AU - 1.04 AU

Year: 497 Days

Day: 8.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,163,925 km

• M1: 144,212 km (0.093 R)
• M2: 547,379 km (0.092 R)
• M3: 1,110,166 km (0.107 R)
• M4: 1,797,119 km (0.099 R)
• M5: 2,337,916 km (0.051 R)
• M6: 2,711,162 km (0.107 R)
• M7: 3,267,666 km (0.106 R)
• M8: 3,651,834 km (0.108 R)
• M9: 4,265,035 km (0.027 R)
• M10: 5,407,215 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.7

Radius: 12.7

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.14 AU - 1.72 AU

Year: 1104 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,163,925 km

• M1: 162,014 km (0.075 R)
• M2: 560,094 km (0.045 R)
• M3: 1,180,028 km (0.082 R)
• M4: 1,756,429 km (0.085 R)
• M5: 2,439,492 km (0.114 R)
• M6: 3,266,619 km (0.067 R)
• M7: 4,065,771 km (0.048 R)
• M8: 4,691,240 km (0.089 R)
• M9: 5,399,286 km (0.095 R)
• M10: 6,135,607 km (0.081 R)
• M11: 6,714,401 km (0.064 R)
• M12: 7,259,237 km (0.118 R)
• M13: 8,593,650 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.8

Radius: 9.6

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.91 AU - 2.29 AU

Year: 1965 Days

Day: 13.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 91,163,925 km

• M1: 119,678 km (0.092 R)
• M2: 430,991 km (0.036 R)
• M3: 749,785 km (0.067 R)
• M4: 1,097,300 km (0.058 R)
• M5: 1,627,326 km (0.094 R)
• M6: 2,310,240 km (0.059 R)
• M7: 3,003,327 km (0.075 R)
• M8: 3,308,656 km (0.054 R)
• M9: 3,620,268 km (0.116 R)
• M10: 3,936,070 km (0.08 R)
• M11: 4,589,064 km (0.114 R)
• M12: 4,941,816 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.8

Radius: 9.9

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.76 AU - 2.48 AU

Year: 1993 Days

Day: 10.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,163,925 km

• M1: 123,119 km (0.104 R)
• M2: 681,568 km (0.052 R)
• M3: 1,374,655 km (0.073 R)
• M4: 1,927,569 km (0.116 R)
• M5: 2,540,022 km (0.039 R)
• M6: 3,393,329 km (0.08 R)
• M7: 4,131,594 km (0.098 R)
• M8: 4,508,431 km (0.095 R)
• M9: 4,973,381 km (0.103 R)
• M10: 5,308,630 km (0.076 R)
• M11: 6,049,439 km (0.103 R)
• M12: 7,105,450 km (0.087 R)
• M13: 7,825,165 km (0.105 R)
• M14: 8,466,791 km (0.106 R)
• M15: 8,816,551 km (0.087 R)
• M16: 9,477,324 km (0.052 R)
• M17: 10,277,823 km (0.113 R)
• M18: 11,542,673 km (0.094 R)
• M19: 12,092,594 km (0.096 R)
• M20: 13,160,125 km (0.092 R)
• M21: 13,716,928 km (0.08 R)
• M22: 15,671,275 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.3

Radius: 12.3

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.5 AU - 4.66 AU

Year: 5321 Days

Day: 13.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,163,925 km

• M1: 155,582 km (0.103 R)
• M2: 568,023 km (0.075 R)
• M3: 1,553,723 km (0.103 R)
• M4: 2,134,163 km (0.098 R)
• M5: 3,516,148 km (0.071 R)
• M6: 4,603,426 km (0.09 R)
• M7: 5,197,180 km (0.052 R)
• M8: 6,151,913 km (0.094 R)
• M9: 6,942,089 km (0.095 R)
• M10: 7,433,518 km (0.098 R)
• M11: 8,845,124 km (0.106 R)
• M12: 9,593,412 km (0.079 R)
• M13: 10,383,289 km (0.055 R)
• M14: 10,887,135 km (0.079 R)
• M15: 11,894,377 km (0.095 R)
• M16: 12,806,176 km (0.085 R)
• M17: 13,547,284 km (0.115 R)
• M18: 14,204,916 km (0.113 R)
• M19: 15,407,085 km (0.105 R)
• M20: 16,738,207 km (0.113 R)
• M21: 17,753,228 km (0.091 R)
• M22: 20,116,575 km (0.109 R)
• M23: 21,557,502 km (0.047 R)
• M24: 22,530,187 km (0.079 R)
• M25: 23,220,731 km (0.096 R)
• M26: 24,242,784 km (0.105 R)
• M27: 26,630,964 km (0.118 R)
• M28: 31,488,706 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.6

Radius: 6.1

Gravity: 22.89 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 10.02 AU - 11.96 AU

Year: 23524 Days

Day: 21.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,163,925 km

• M1: 75,846 km (0.05 R)
• M2: 276,008 km (0.104 R)
• M3: 652,546 km (0.09 R)
• M4: 2,297,375 km (0.067 R)
• M5: 3,032,798 km (0.112 R)
• M6: 5,074,061 km (0.103 R)
• M7: 5,355,454 km (0.108 R)
• M8: 6,126,781 km (0.025 R)
• M9: 6,399,797 km (0.097 R)
• M10: 6,776,335 km (0.1 R)
• M11: 7,677,512 km (0.102 R)
• M12: 9,353,008 km (0.073 R)
• M13: 10,212,598 km (0.104 R)
• M14: 10,661,541 km (0.087 R)
• M15: 13,483,854 km (0.095 R)
• M16: 19,652,672 km (0.114 R)
• M17: 22,421,130 km (0.119 R)
• M18: 23,398,753 km (0.112 R)
• M19: 26,621,988 km (0.111 R)
• M20: 27,965,377 km (0.109 R)
• M21: 30,919,038 km (0.096 R)
• M22: 32,677,261 km (0.095 R)
• M23: 42,640,330 km (0.094 R)
• M24: 45,671,482 km (0.118 R)
• M25: 46,363,970 km (0.076 R)
• M26: 47,592,917 km (0.053 R)
• M27: 49,932,328 km (0.04 R)
• M28: 58,215,263 km (0.049 R)
• M29: 67,145,359 km (0.118 R)
• M30: 75,732,127 km (0.062 R)
• M31: 80,413,194 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 20,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit