🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.75 AU - 0.87 AU

Year: 270 Days

Day: 16.2 Hours

Environment

Temp: 135 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,479,929 km

• M1: 89,460 km (0.117 R)
• M2: 194,926 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.65 AU - 3.87 AU

Year: 2183 Days

Day: 37.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.81 AU - 4.05 AU

Year: 2356 Days

Day: 30.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.5

Radius: 9.2

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.77 AU - 5.37 AU

Year: 3623 Days

Day: 6.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,479,929 km

• M1: 114,442 km (0.078 R)
• M2: 554,260 km (0.065 R)
• M3: 994,975 km (0.065 R)
• M4: 1,800,859 km (0.07 R)
• M5: 2,403,589 km (0.119 R)
• M6: 3,615,631 km (0.083 R)
• M7: 4,105,265 km (0.084 R)
• M8: 4,922,219 km (0.115 R)
• M9: 5,893,707 km (0.112 R)
• M10: 6,465,171 km (0.064 R)
• M11: 7,332,689 km (0.086 R)
• M12: 7,901,460 km (0.119 R)
• M13: 9,435,138 km (0.066 R)
• M14: 10,438,191 km (0.089 R)
• M15: 11,629,738 km (0.069 R)
• M16: 14,326,838 km (0.074 R)
• M17: 14,790,143 km (0.026 R)
• M18: 15,215,749 km (0.115 R)
• M19: 15,992,611 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516

Radius: 9.7

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.71 AU - 5.49 AU

Year: 3659 Days

Day: 5.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,479,929 km

• M1: 121,025 km (0.051 R)
• M2: 506,090 km (0.116 R)
• M3: 1,627,774 km (0.101 R)
• M4: 3,187,033 km (0.045 R)
• M5: 3,712,720 km (0.094 R)
• M6: 4,771,274 km (0.075 R)
• M7: 8,576,745 km (0.09 R)
• M8: 12,717,165 km (0.076 R)
• M9: 16,677,619 km (0.09 R)
• M10: 18,026,992 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.5

Radius: 10.5

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.28 AU - 8 AU

Year: 6345 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,479,929 km

• M1: 130,599 km (0.08 R)
• M2: 470,934 km (0.037 R)
• M3: 1,233,135 km (0.073 R)
• M4: 1,788,891 km (0.09 R)
• M5: 3,667,990 km (0.103 R)
• M6: 4,715,175 km (0.049 R)
• M7: 5,204,360 km (0.095 R)
• M8: 5,875,905 km (0.113 R)
• M9: 6,311,085 km (0.085 R)
• M10: 7,103,206 km (0.075 R)
• M11: 10,385,683 km (0.063 R)
• M12: 11,647,092 km (0.116 R)
• M13: 16,691,981 km (0.113 R)
• M14: 17,254,768 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.6

Radius: 12.7

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 9.29 AU - 12.43 AU

Year: 13272 Days

Day: 5.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 31,479,929 km

• M1: 159,023 km (0.115 R)
• M2: 556,803 km (0.093 R)
• M3: 1,013,376 km (0.103 R)
• M4: 1,795,025 km (0.057 R)
• M5: 3,535,596 km (0.1 R)
• M6: 5,515,225 km (0.071 R)
• M7: 5,932,004 km (0.104 R)
• M8: 6,329,187 km (0.108 R)
• M9: 7,221,688 km (0.063 R)
• M10: 7,909,239 km (0.105 R)
• M11: 9,362,284 km (0.119 R)
• M12: 11,834,538 km (0.074 R)
• M13: 12,660,767 km (0.043 R)
• M14: 14,570,683 km (0.094 R)
• M15: 16,200,851 km (0.108 R)
• M16: 16,665,801 km (0.117 R)
• M17: 17,139,727 km (0.087 R)
• M18: 20,442,699 km (0.118 R)
• M19: 21,353,600 km (0.049 R)
• M20: 26,000,858 km (0.106 R)
• M21: 26,639,042 km (0.046 R)
• M22: 27,070,183 km (0.069 R)
• M23: 31,163,032 km (0.055 R)
• M24: 33,857,738 km (0.091 R)
• M25: 34,618,742 km (0.048 R)
• M26: 39,148,865 km (0.118 R)
• M27: 41,845,068 km (0.107 R)
• M28: 48,881,403 km (0.1 R)
• M29: 52,004,558 km (0.067 R)
• M30: 57,740,889 km (0.099 R)
• M31: 61,791,251 km (0.075 R)
• M32: 65,047,847 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.9

Radius: 4.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 10.05 AU - 14.65 AU

Year: 16096 Days

Day: 24 Hours

Environment

Temp: -178 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,479,929 km

• M1: 70,760 km (0.113 R)
• M2: 249,230 km (0.109 R)
• M3: 421,118 km (0.111 R)
• M4: 721,361 km (0.095 R)
• M5: 876,793 km (0.069 R)
• M6: 2,676,156 km (0.067 R)
• M7: 2,974,903 km (0.076 R)
• M8: 3,616,678 km (0.071 R)
• M9: 3,819,084 km (0.072 R)
• M10: 4,472,228 km (0.097 R)
• M11: 6,606,840 km (0.052 R)
• M12: 8,644,214 km (0.039 R)
• M13: 9,848,028 km (0.1 R)
• M14: 12,228,728 km (0.109 R)
• M15: 12,685,301 km (0.107 R)
• M16: 19,972,812 km (0.117 R)
• M17: 21,251,425 km (0.096 R)
• M18: 21,689,447 km (0.079 R)
• M19: 25,250,176 km (0.069 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 18,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit