🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.2 AU - 1.94 AU

Year: 722 Days

Day: 26.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,211,968 km

• M1: 24,833 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.01 AU - 2.19 AU

Year: 1117 Days

Day: 29.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,211,968 km

• M1: 1,311,525 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.94 AU - 2.42 AU

Year: 1182 Days

Day: 46.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.76 AU - 3.8 AU

Year: 2698 Days

Day: 24.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 15.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.7

Radius: 7.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 14.48 AU - 15.94 AU

Year: 21775 Days

Day: 17.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,211,968 km

• M1: 96,042 km (0.094 R)
• M2: 402,717 km (0.096 R)
• M3: 1,023,249 km (0.103 R)
• M4: 1,273,975 km (0.073 R)
• M5: 1,885,980 km (0.117 R)
• M6: 2,427,225 km (0.043 R)
• M7: 2,723,728 km (0.045 R)
• M8: 4,072,204 km (0.066 R)
• M9: 4,810,170 km (0.075 R)
• M10: 5,743,661 km (0.097 R)
• M11: 6,469,510 km (0.084 R)
• M12: 7,472,114 km (0.098 R)
• M13: 8,431,037 km (0.118 R)
• M14: 12,039,188 km (0.119 R)
• M15: 14,760,822 km (0.087 R)
• M16: 16,190,678 km (0.065 R)
• M17: 17,321,937 km (0.078 R)
• M18: 18,184,369 km (0.111 R)
• M19: 18,829,435 km (0.081 R)
• M20: 22,012,429 km (0.116 R)
• M21: 24,941,555 km (0.12 R)
• M22: 25,337,391 km (0.12 R)
• M23: 28,120,510 km (0.103 R)
• M24: 30,309,127 km (0.095 R)
• M25: 33,440,210 km (0.116 R)
• M26: 36,908,338 km (0.085 R)
• M27: 38,861,488 km (0.113 R)
• M28: 41,019,587 km (0.036 R)
• M29: 44,549,797 km (0.092 R)
• M30: 51,086,326 km (0.072 R)
• M31: 54,333,049 km (0.1 R)
• M32: 54,998,610 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.3

Radius: 6.4

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 15.1 AU - 20.8 AU

Year: 27917 Days

Day: 17 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,211,968 km

• M1: 79,586 km (0.118 R)
• M2: 347,217 km (0.065 R)
• M3: 800,349 km (0.04 R)
• M4: 1,045,988 km (0.116 R)
• M5: 1,398,890 km (0.091 R)
• M6: 1,643,781 km (0.089 R)
• M7: 2,027,350 km (0.118 R)
• M8: 3,275,745 km (0.1 R)
• M9: 4,062,181 km (0.104 R)
• M10: 4,933,588 km (0.119 R)
• M11: 5,468,550 km (0.099 R)
• M12: 5,692,947 km (0.075 R)
• M13: 6,996,244 km (0.11 R)
• M14: 7,905,350 km (0.054 R)
• M15: 9,097,047 km (0.103 R)
• M16: 9,412,848 km (0.047 R)
• M17: 10,633,566 km (0.083 R)
• M18: 11,524,272 km (0.119 R)
• M19: 12,853,299 km (0.1 R)
• M20: 17,936,934 km (0.076 R)
• M21: 20,873,989 km (0.078 R)
• M22: 21,239,457 km (0.118 R)
• M23: 22,360,992 km (0.101 R)
• M24: 31,699,340 km (0.115 R)
• M25: 34,415,289 km (0.11 R)
• M26: 36,221,983 km (0.06 R)
• M27: 39,187,461 km (0.109 R)
• M28: 42,165,506 km (0.066 R)
• M29: 43,933,155 km (0.081 R)
• M30: 44,232,500 km (0.084 R)
• M31: 47,301,201 km (0.075 R)
• M32: 52,333,374 km (0.04 R)
• M33: 53,007,612 km (0.117 R)
• M34: 58,974,323 km (0.118 R)
• M35: 59,338,594 km (0.029 R)
• M36: 62,118,721 km (0.071 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 16,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit