🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.33 AU - 1.55 AU

Year: 662 Days

Day: 31.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,719,512 km

• M1: 12,566 km (0.075 R)
• M2: 96,640 km (0.116 R)

Asteroid Belt

Center: 1.89 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.07 AU - 2.59 AU

Year: 1362 Days

Day: 28.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.38 AU - 4.66 AU

Year: 3086 Days

Day: 15.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.6

Radius: 9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.11 AU - 5.25 AU

Year: 3876 Days

Day: 6.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,719,512 km

• M1: 112,498 km (0.1 R)
• M2: 489,035 km (0.11 R)
• M3: 1,037,012 km (0.118 R)
• M4: 1,892,263 km (0.107 R)
• M5: 2,690,219 km (0.105 R)
• M6: 5,205,408 km (0.098 R)
• M7: 6,359,405 km (0.107 R)
• M8: 9,011,177 km (0.102 R)
• M9: 12,248,176 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.4

Radius: 9.2

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.15 AU - 8.57 AU

Year: 6879 Days

Day: 7 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,719,512 km

• M1: 118,781 km (0.099 R)
• M2: 522,097 km (0.106 R)
• M3: 996,771 km (0.095 R)
• M4: 1,367,773 km (0.087 R)
• M5: 2,342,104 km (0.091 R)
• M6: 2,826,053 km (0.116 R)
• M7: 3,134,674 km (0.058 R)
• M8: 4,520,100 km (0.097 R)
• M9: 4,944,359 km (0.087 R)
• M10: 5,742,763 km (0.102 R)
• M11: 6,241,074 km (0.08 R)
• M12: 7,439,053 km (0.085 R)
• M13: 9,766,048 km (0.11 R)
• M14: 10,331,678 km (0.094 R)
• M15: 10,869,332 km (0.079 R)
• M16: 11,894,676 km (0.043 R)
• M17: 12,594,794 km (0.105 R)
• M18: 14,018,218 km (0.085 R)
• M19: 14,616,610 km (0.119 R)
• M20: 15,169,523 km (0.099 R)
• M21: 17,797,659 km (0.108 R)
• M22: 23,516,935 km (0.09 R)
• M23: 24,447,284 km (0.072 R)
• M24: 25,314,204 km (0.088 R)
• M25: 25,933,090 km (0.094 R)
• M26: 29,180,112 km (0.112 R)
• M27: 36,805,415 km (0.093 R)
• M28: 38,174,085 km (0.039 R)
• M29: 38,754,226 km (0.037 R)
• M30: 39,105,183 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.6

Radius: 8.5

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 9.66 AU - 10.16 AU

Year: 11945 Days

Day: 14.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,719,512 km

• M1: 105,766 km (0.12 R)
• M2: 820,395 km (0.097 R)
• M3: 1,402,181 km (0.095 R)
• M4: 2,066,695 km (0.03 R)
• M5: 3,580,475 km (0.067 R)
• M6: 5,493,234 km (0.103 R)
• M7: 6,705,575 km (0.104 R)
• M8: 8,214,120 km (0.109 R)
• M9: 9,840,548 km (0.066 R)
• M10: 14,825,747 km (0.071 R)
• M11: 16,803,431 km (0.041 R)
• M12: 19,025,558 km (0.08 R)
• M13: 22,841,500 km (0.088 R)
• M14: 28,585,012 km (0.073 R)
• M15: 31,212,399 km (0.082 R)
• M16: 34,885,326 km (0.042 R)
• M17: 40,795,190 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.7

Radius: 6.5

Gravity: 21.91 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 12.73 AU - 14.89 AU

Year: 19650 Days

Day: 19.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,719,512 km

• M1: 87,964 km (0.056 R)
• M2: 687,253 km (0.047 R)
• M3: 1,186,461 km (0.081 R)
• M4: 1,697,487 km (0.099 R)
• M5: 2,579,217 km (0.113 R)
• M6: 2,853,879 km (0.059 R)
• M7: 3,092,936 km (0.117 R)
• M8: 3,491,465 km (0.077 R)
• M9: 3,796,794 km (0.078 R)
• M10: 5,277,813 km (0.036 R)
• M11: 5,763,408 km (0.106 R)
• M12: 6,730,707 km (0.07 R)
• M13: 7,012,251 km (0.08 R)
• M14: 8,594,547 km (0.068 R)
• M15: 8,982,305 km (0.045 R)
• M16: 9,615,104 km (0.113 R)
• M17: 13,824,190 km (0.096 R)
• M18: 14,356,758 km (0.065 R)
• M19: 16,623,914 km (0.111 R)
• M20: 17,488,290 km (0.058 R)
• M21: 20,948,040 km (0.091 R)
• M22: 26,660,285 km (0.119 R)
• M23: 28,691,675 km (0.087 R)
• M24: 29,184,301 km (0.045 R)
• M25: 29,682,462 km (0.101 R)
• M26: 34,424,415 km (0.118 R)
• M27: 35,684,178 km (0.058 R)
• M28: 36,110,981 km (0.077 R)
• M29: 41,813,802 km (0.076 R)
• M30: 48,958,446 km (0.105 R)
• M31: 49,661,706 km (0.101 R)
• M32: 50,550,168 km (0.087 R)
• M33: 55,342,087 km (0.079 R)
• M34: 55,913,700 km (0.084 R)
• M35: 74,255,596 km (0.076 R)
• M36: 81,652,014 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.3

Radius: 5.4

Gravity: 22.85 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.86 AU - 17.58 AU

Year: 20531 Days

Day: 15.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,719,512 km

• M1: 68,965 km (0.085 R)
• M2: 273,016 km (0.025 R)
• M3: 443,707 km (0.08 R)
• M4: 644,318 km (0.099 R)
• M5: 850,464 km (0.047 R)
• M6: 1,049,279 km (0.106 R)
• M7: 1,678,787 km (0.066 R)
• M8: 1,879,248 km (0.11 R)
• M9: 3,269,910 km (0.068 R)
• M10: 4,475,669 km (0.113 R)
• M11: 4,863,427 km (0.054 R)
• M12: 5,427,860 km (0.09 R)
• M13: 9,085,228 km (0.071 R)
• M14: 9,997,775 km (0.114 R)
• M15: 11,608,645 km (0.066 R)
• M16: 12,204,344 km (0.12 R)
• M17: 12,475,565 km (0.119 R)
• M18: 13,384,821 km (0.043 R)
• M19: 13,600,840 km (0.07 R)
• M20: 16,957,367 km (0.113 R)
• M21: 17,210,337 km (0.115 R)
• M22: 19,601,211 km (0.072 R)
• M23: 21,215,072 km (0.098 R)
• M24: 22,915,551 km (0.088 R)
• M25: 24,169,182 km (0.085 R)
• M26: 24,704,742 km (0.065 R)
• M27: 25,248,081 km (0.084 R)
• M28: 27,155,604 km (0.096 R)
• M29: 31,507,855 km (0.071 R)
• M30: 37,573,450 km (0.101 R)
• M31: 38,003,394 km (0.108 R)
• M32: 40,954,362 km (0.074 R)
• M33: 60,930,914 km (0.048 R)
• M34: 61,922,149 km (0.096 R)
• M35: 62,722,797 km (0.063 R)
• M36: 64,754,785 km (0.105 R)
• M37: 68,521,958 km (0.096 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 13,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit