🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.5 AU - 0.52 AU

Year: 139 Days

Day: 18.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 104.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,141,764 km

• M1: 37,549 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.7 AU - 1.7 AU

Year: 844 Days

Day: 23.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.96 AU - 2.18 AU

Year: 1134 Days

Day: 21.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,141,764 km

• M1: 121,623 km (0.084 R)
• M2: 1,419,385 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.99 AU - 2.25 AU

Year: 1175 Days

Day: 24.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.1

Radius: 10.8

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.45 AU - 11.47 AU

Year: 11970 Days

Day: 9.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,141,764 km

• M1: 134,788 km (0.073 R)
• M2: 561,890 km (0.061 R)
• M3: 1,051,673 km (0.081 R)
• M4: 1,532,331 km (0.12 R)
• M5: 1,976,038 km (0.118 R)
• M6: 4,629,007 km (0.111 R)
• M7: 5,161,725 km (0.072 R)
• M8: 5,511,784 km (0.103 R)
• M9: 8,279,943 km (0.079 R)
• M10: 9,698,729 km (0.087 R)
• M11: 10,402,288 km (0.116 R)
• M12: 12,334,195 km (0.115 R)
• M13: 17,731,387 km (0.094 R)
• M14: 18,159,536 km (0.104 R)
• M15: 22,188,506 km (0.083 R)
• M16: 24,073,738 km (0.097 R)
• M17: 24,523,429 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535

Radius: 10.3

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.14 AU - 10.78 AU

Year: 11970 Days

Day: 12.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,141,764 km

• M1: 128,355 km (0.097 R)
• M2: 501,751 km (0.112 R)
• M3: 1,879,548 km (0.101 R)
• M4: 2,982,682 km (0.032 R)
• M5: 3,858,279 km (0.091 R)
• M6: 4,742,253 km (0.115 R)
• M7: 6,332,478 km (0.06 R)
• M8: 7,067,003 km (0.111 R)
• M9: 10,478,433 km (0.101 R)
• M10: 13,078,893 km (0.069 R)
• M11: 16,719,058 km (0.11 R)
• M12: 24,046,960 km (0.091 R)
• M13: 25,162,212 km (0.113 R)
• M14: 32,926,043 km (0.11 R)
• M15: 45,569,307 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227

Radius: 8.8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 10.77 AU - 11.21 AU

Year: 13874 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,141,764 km

• M1: 109,954 km (0.073 R)
• M2: 485,146 km (0.091 R)
• M3: 1,242,859 km (0.113 R)
• M4: 1,843,794 km (0.103 R)
• M5: 2,762,923 km (0.084 R)
• M6: 3,114,927 km (0.047 R)
• M7: 3,760,292 km (0.119 R)
• M8: 4,409,248 km (0.108 R)
• M9: 4,862,529 km (0.072 R)
• M10: 5,409,309 km (0.118 R)
• M11: 7,068,649 km (0.035 R)
• M12: 7,973,567 km (0.059 R)
• M13: 8,865,469 km (0.104 R)
• M14: 10,696,098 km (0.086 R)
• M15: 11,306,757 km (0.062 R)
• M16: 12,541,837 km (0.102 R)
• M17: 12,991,827 km (0.065 R)
• M18: 13,805,191 km (0.112 R)
• M19: 14,838,014 km (0.089 R)
• M20: 18,102,838 km (0.065 R)
• M21: 19,488,264 km (0.108 R)
• M22: 21,737,019 km (0.105 R)
• M23: 33,316,942 km (0.118 R)
• M24: 35,169,412 km (0.106 R)
• M25: 37,667,397 km (0.095 R)
• M26: 39,078,704 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.7

Radius: 4.5

Gravity: 31.05 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 14.97 AU - 15.43 AU

Year: 22566 Days

Day: 24.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,141,764 km

• M1: 63,729 km (0.084 R)
• M2: 649,853 km (0.071 R)
• M3: 920,326 km (0.101 R)
• M4: 1,177,036 km (0.115 R)
• M5: 1,352,963 km (0.105 R)
• M6: 2,049,940 km (0.098 R)
• M7: 2,559,171 km (0.031 R)
• M8: 3,066,756 km (0.094 R)
• M9: 4,697,822 km (0.116 R)
• M10: 8,423,856 km (0.082 R)
• M11: 10,679,493 km (0.079 R)
• M12: 12,527,026 km (0.044 R)
• M13: 13,091,609 km (0.117 R)
• M14: 14,120,244 km (0.051 R)
• M15: 15,440,445 km (0.103 R)
• M16: 17,441,167 km (0.066 R)
• M17: 22,561,004 km (0.03 R)
• M18: 27,880,106 km (0.061 R)
• M19: 28,962,447 km (0.108 R)
• M20: 30,701,373 km (0.117 R)
• M21: 33,707,243 km (0.073 R)
• M22: 39,093,215 km (0.116 R)
• M23: 41,522,983 km (0.047 R)
• M24: 42,932,943 km (0.1 R)
• M25: 48,892,324 km (0.117 R)
• M26: 49,586,608 km (0.106 R)
• M27: 54,446,295 km (0.118 R)
• M28: 56,895,511 km (0.089 R)
• M29: 57,086,847 km (0.037 R)
• M30: 67,212,827 km (0.109 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 19,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit