🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.42 AU - 0.68 AU

Year: 154 Days

Day: 44.6 Hours

Environment

Temp: 150 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,187,026 km

• M1: 39,045 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.64 AU - 0.9 AU

Year: 255 Days

Day: 39 Hours

Environment

Temp: 121 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.57 AU - 3.71 AU

Year: 2096 Days

Day: 15.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,187,026 km

• M1: 139,575 km (0.054 R)
• M2: 587,321 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.45 AU - 3.83 AU

Year: 2096 Days

Day: 14 Hours

Environment

Temp: -108 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.21 AU - 5.19 AU

Year: 3243 Days

Day: 19.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,187,026 km

• M1: 1,570,478 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.5

Radius: 10.4

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.91 AU - 5.41 AU

Year: 3790 Days

Day: 14.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,187,026 km

• M1: 129,402 km (0.065 R)
• M2: 465,698 km (0.028 R)
• M3: 809,175 km (0.081 R)
• M4: 1,201,420 km (0.115 R)
• M5: 1,951,355 km (0.069 R)
• M6: 2,771,899 km (0.031 R)
• M7: 3,868,751 km (0.094 R)
• M8: 4,425,703 km (0.077 R)
• M9: 5,010,781 km (0.089 R)
• M10: 6,221,775 km (0.065 R)
• M11: 6,775,288 km (0.096 R)
• M12: 7,650,585 km (0.08 R)
• M13: 9,066,080 km (0.1 R)
• M14: 9,473,884 km (0.044 R)
• M15: 11,103,154 km (0.093 R)
• M16: 12,139,418 km (0.056 R)
• M17: 12,865,267 km (0.052 R)
• M18: 14,303,950 km (0.12 R)
• M19: 16,060,977 km (0.088 R)
• M20: 16,769,473 km (0.098 R)
• M21: 17,103,375 km (0.088 R)
• M22: 18,720,678 km (0.107 R)
• M23: 20,311,651 km (0.051 R)
• M24: 21,011,171 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.7

Radius: 6.3

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 12.62 AU - 18.54 AU

Year: 23167 Days

Day: 18.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,187,026 km

• M1: 78,389 km (0.06 R)
• M2: 803,789 km (0.091 R)
• M3: 1,045,689 km (0.097 R)
• M4: 2,344,199 km (0.081 R)
• M5: 4,447,246 km (0.096 R)
• M6: 5,911,659 km (0.07 R)
• M7: 8,001,242 km (0.07 R)
• M8: 8,689,841 km (0.083 R)
• M9: 9,008,335 km (0.106 R)
• M10: 13,043,289 km (0.066 R)
• M11: 14,104,087 km (0.103 R)
• M12: 14,378,001 km (0.072 R)
• M13: 15,278,431 km (0.115 R)
• M14: 30,171,647 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.5

Radius: 4.6

Gravity: 30.32 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 14.75 AU - 16.41 AU

Year: 23167 Days

Day: 18.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,187,026 km

• M1: 57,446 km (0.036 R)
• M2: 213,626 km (0.067 R)
• M3: 838,945 km (0.077 R)
• M4: 1,149,510 km (0.103 R)
• M5: 1,763,609 km (0.049 R)
• M6: 2,549,148 km (0.052 R)
• M7: 2,873,925 km (0.029 R)
• M8: 3,310,750 km (0.094 R)
• M9: 3,485,481 km (0.085 R)
• M10: 4,079,983 km (0.107 R)
• M11: 5,795,422 km (0.068 R)
• M12: 7,434,865 km (0.093 R)
• M13: 10,499,377 km (0.091 R)
• M14: 12,834,301 km (0.101 R)
• M15: 13,560,149 km (0.098 R)
• M16: 16,823,178 km (0.096 R)
• M17: 17,515,667 km (0.09 R)
• M18: 18,317,212 km (0.118 R)
• M19: 18,498,674 km (0.102 R)
• M20: 19,897,564 km (0.102 R)
• M21: 20,769,869 km (0.115 R)
• M22: 25,179,715 km (0.082 R)
• M23: 25,516,759 km (0.086 R)
• M24: 31,195,943 km (0.119 R)
• M25: 34,950,251 km (0.07 R)
• M26: 40,974,258 km (0.084 R)
• M27: 41,440,405 km (0.075 R)
• M28: 41,909,993 km (0.028 R)
• M29: 42,700,618 km (0.043 R)
• M30: 43,179,780 km (0.09 R)
• M31: 46,466,146 km (0.119 R)
• M32: 47,997,729 km (0.041 R)
• M33: 50,982,206 km (0.092 R)
• M34: 58,881,124 km (0.054 R)
• M35: 59,474,578 km (0.034 R)
• M36: 72,198,027 km (0.096 R)
• M37: 72,877,799 km (0.101 R)
• M38: 74,711,720 km (0.079 R)

Asteroid Belt

Center: 16.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.7

Radius: 4.1

Gravity: 32.4 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 13.81 AU - 20.33 AU

Year: 26569 Days

Day: 24.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,187,026 km

• M1: 51,013 km (0.055 R)
• M2: 299,944 km (0.067 R)
• M3: 625,768 km (0.059 R)
• M4: 1,446,163 km (0.115 R)
• M5: 1,617,452 km (0.072 R)
• M6: 2,001,171 km (0.088 R)
• M7: 2,236,638 km (0.098 R)
• M8: 3,795,896 km (0.05 R)
• M9: 4,056,346 km (0.11 R)
• M10: 4,685,854 km (0.075 R)
• M11: 5,748,597 km (0.087 R)
• M12: 6,180,038 km (0.067 R)
• M13: 6,632,721 km (0.108 R)
• M14: 6,914,862 km (0.079 R)
• M15: 10,692,957 km (0.087 R)
• M16: 11,212,061 km (0.113 R)
• M17: 12,441,008 km (0.028 R)
• M18: 16,067,858 km (0.054 R)
• M19: 17,625,172 km (0.111 R)
• M20: 18,997,583 km (0.112 R)
• M21: 21,644,568 km (0.118 R)
• M22: 22,896,104 km (0.105 R)
• M23: 24,195,062 km (0.097 R)
• M24: 28,140,706 km (0.104 R)
• M25: 31,563,804 km (0.039 R)
• M26: 34,550,227 km (0.103 R)
• M27: 34,971,494 km (0.105 R)
• M28: 37,423,703 km (0.096 R)
• M29: 45,295,842 km (0.108 R)
• M30: 46,479,011 km (0.117 R)
• M31: 51,783,453 km (0.094 R)
• M32: 52,705,125 km (0.054 R)
• M33: 53,450,122 km (0.03 R)
• M34: 57,085,500 km (0.036 R)
• M35: 61,908,536 km (0.062 R)
• M36: 65,699,046 km (0.085 R)
• M37: 66,129,440 km (0.097 R)
• M38: 71,442,857 km (0.103 R)
• M39: 75,845,672 km (0.044 R)
• M40: 81,165,522 km (0.112 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 16,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit