🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.49 AU - 0.67 AU

Year: 166 Days

Day: 43.3 Hours

Environment

Temp: 127 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.58 AU - 0.66 AU

Year: 184 Days

Day: 22.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.63 AU - 0.99 AU

Year: 275 Days

Day: 45 Hours

Environment

Temp: 115 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.94 AU - 1.4 AU

Year: 477 Days

Day: 24 Hours

Environment

Temp: 2 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.2 AU - 1.48 AU

Year: 584 Days

Day: 24.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401

Radius: 11

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.19 AU - 5.59 AU

Year: 4714 Days

Day: 5.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,719,427 km

• M1: 289,771 km (0.064 R)
• M2: 744,249 km (0.099 R)
• M3: 1,504,356 km (0.09 R)
• M4: 1,862,942 km (0.034 R)
• M5: 2,236,488 km (0.078 R)
• M6: 3,101,613 km (0.109 R)
• M7: 4,469,685 km (0.113 R)
• M8: 7,967,583 km (0.099 R)
• M9: 8,385,260 km (0.096 R)
• M10: 9,378,440 km (0.095 R)
• M11: 9,765,599 km (0.08 R)
• M12: 10,613,520 km (0.096 R)
• M13: 11,686,137 km (0.111 R)
• M14: 13,067,075 km (0.065 R)
• M15: 14,916,404 km (0.092 R)
• M16: 17,451,190 km (0.092 R)
• M17: 18,820,609 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.8

Radius: 10.8

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.18 AU - 7.48 AU

Year: 7476 Days

Day: 9.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,719,427 km

• M1: 138,228 km (0.117 R)
• M2: 505,641 km (0.087 R)
• M3: 907,012 km (0.048 R)
• M4: 1,327,532 km (0.107 R)
• M5: 2,083,150 km (0.068 R)
• M6: 2,464,924 km (0.073 R)
• M7: 2,914,316 km (0.094 R)
• M8: 3,678,911 km (0.055 R)
• M9: 7,124,150 km (0.085 R)
• M10: 8,464,397 km (0.112 R)
• M11: 8,813,259 km (0.119 R)
• M12: 9,918,040 km (0.097 R)
• M13: 10,257,028 km (0.104 R)
• M14: 11,425,837 km (0.104 R)
• M15: 13,255,119 km (0.111 R)
• M16: 14,578,312 km (0.069 R)
• M17: 16,053,647 km (0.117 R)
• M18: 18,124,680 km (0.102 R)
• M19: 20,290,408 km (0.038 R)
• M20: 23,381,998 km (0.105 R)
• M21: 28,393,825 km (0.078 R)
• M22: 31,201,030 km (0.095 R)
• M23: 32,671,876 km (0.115 R)
• M24: 38,540,451 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.6

Radius: 4.3

Gravity: 33.67 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 12.26 AU - 16.38 AU

Year: 20415 Days

Day: 23 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,719,427 km

• M1: 53,556 km (0.063 R)
• M2: 359,334 km (0.098 R)
• M3: 541,694 km (0.081 R)
• M4: 764,894 km (0.059 R)
• M5: 985,850 km (0.062 R)
• M6: 1,234,182 km (0.079 R)
• M7: 1,474,736 km (0.062 R)
• M8: 2,049,341 km (0.11 R)
• M9: 2,192,806 km (0.087 R)
• M10: 2,592,980 km (0.065 R)
• M11: 3,959,556 km (0.118 R)
• M12: 4,314,403 km (0.088 R)
• M13: 5,506,698 km (0.077 R)
• M14: 5,907,470 km (0.097 R)
• M15: 6,413,859 km (0.042 R)
• M16: 7,226,774 km (0.088 R)
• M17: 7,706,983 km (0.074 R)
• M18: 8,624,467 km (0.109 R)
• M19: 13,663,970 km (0.09 R)
• M20: 17,421,420 km (0.084 R)
• M21: 18,282,505 km (0.12 R)
• M22: 24,369,194 km (0.108 R)
• M23: 26,105,427 km (0.076 R)
• M24: 30,803,249 km (0.119 R)
• M25: 32,700,898 km (0.108 R)
• M26: 33,219,703 km (0.076 R)
• M27: 36,727,025 km (0.061 R)
• M28: 48,210,906 km (0.093 R)
• M29: 49,051,945 km (0.111 R)
• M30: 55,213,881 km (0.085 R)
• M31: 56,691,310 km (0.048 R)
• M32: 58,384,758 km (0.116 R)
• M33: 61,872,034 km (0.073 R)
• M34: 62,069,802 km (0.081 R)
• M35: 64,882,242 km (0.098 R)
• M36: 73,604,995 km (0.071 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: 448 - 14,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit