🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.13 AU - 1.43 AU

Year: 507 Days

Day: 23.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 43.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,053,409 km

• M1: 98,884 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.57 AU - 1.75 AU

Year: 748 Days

Day: 43.8 Hours

Environment

Temp: -26 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,053,409 km

• M1: 37,399 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.67 AU - 1.91 AU

Year: 838 Days

Day: 33.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.97 AU - 4.15 AU

Year: 2862 Days

Day: 33.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,053,409 km

• M1: 582,385 km (0.079 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.5

Radius: 8.4

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.3 AU - 6.58 AU

Year: 5065 Days

Day: 13.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,053,409 km

• M1: 104,419 km (0.058 R)
• M2: 478,115 km (0.114 R)
• M3: 1,027,438 km (0.102 R)
• M4: 1,313,021 km (0.06 R)
• M5: 1,627,924 km (0.095 R)
• M6: 2,007,304 km (0.03 R)
• M7: 2,559,620 km (0.091 R)
• M8: 3,018,885 km (0.114 R)
• M9: 3,511,361 km (0.096 R)
• M10: 3,876,081 km (0.105 R)
• M11: 4,218,660 km (0.111 R)
• M12: 5,259,861 km (0.066 R)
• M13: 7,012,699 km (0.056 R)
• M14: 7,912,680 km (0.074 R)
• M15: 8,771,222 km (0.107 R)
• M16: 9,773,378 km (0.102 R)
• M17: 11,029,402 km (0.064 R)
• M18: 11,486,424 km (0.049 R)
• M19: 12,536,451 km (0.104 R)
• M20: 12,833,553 km (0.114 R)
• M21: 16,896,332 km (0.092 R)
• M22: 18,506,304 km (0.111 R)
• M23: 25,496,115 km (0.037 R)
• M24: 26,538,363 km (0.028 R)
• M25: 27,028,894 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931

Radius: 4.9

Gravity: 38.78 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 15.07 AU - 16.29 AU

Year: 21722 Days

Day: 24 Hours

Environment

Temp: -184 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 89,053,409 km

• M1: 62,083 km (0.113 R)
• M2: 238,908 km (0.108 R)
• M3: 710,739 km (0.029 R)
• M4: 1,571,526 km (0.031 R)
• M5: 2,099,457 km (0.062 R)
• M6: 2,536,581 km (0.068 R)
• M7: 4,110,052 km (0.038 R)
• M8: 4,282,538 km (0.11 R)
• M9: 5,504,005 km (0.088 R)
• M10: 5,972,695 km (0.098 R)
• M11: 9,658,787 km (0.075 R)
• M12: 10,986,019 km (0.07 R)
• M13: 15,356,969 km (0.045 R)
• M14: 16,803,282 km (0.072 R)
• M15: 17,514,470 km (0.03 R)
• M16: 24,840,427 km (0.05 R)
• M17: 25,645,862 km (0.108 R)
• M18: 26,231,837 km (0.116 R)
• M19: 27,796,780 km (0.095 R)
• M20: 35,396,801 km (0.085 R)
• M21: 37,604,566 km (0.08 R)
• M22: 40,215,947 km (0.062 R)
• M23: 45,625,107 km (0.108 R)
• M24: 64,720,377 km (0.054 R)
• M25: 66,461,996 km (0.114 R)
• M26: 67,566,177 km (0.11 R)
• M27: 71,412,040 km (0.067 R)
• M28: 80,530,628 km (0.088 R)
• M29: 84,849,818 km (0.048 R)
• M30: 88,254,815 km (0.1 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 16,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit