🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.03 AU - 1.05 AU

Year: 406 Days

Day: 21.1 Hours

Environment

Temp: -8 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,932,583 km

• M1: 52,210 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.43 AU - 1.71 AU

Year: 753 Days

Day: 38.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.24 AU - 2.44 AU

Year: 1371 Days

Day: 33 Hours

Environment

Temp: -95 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.99 AU - 2.79 AU

Year: 1415 Days

Day: 42.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,932,583 km

• M1: 1,089,072 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.3 AU - 2.56 AU

Year: 1450 Days

Day: 44.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 140.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.5

Radius: 11.9

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.67 AU - 5.63 AU

Year: 4475 Days

Day: 10.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,932,583 km

• M1: 148,551 km (0.094 R)
• M2: 651,499 km (0.045 R)
• M3: 1,041,052 km (0.113 R)
• M4: 1,604,288 km (0.058 R)
• M5: 2,101,700 km (0.096 R)
• M6: 2,585,650 km (0.08 R)
• M7: 3,162,200 km (0.099 R)
• M8: 3,974,815 km (0.076 R)
• M9: 4,407,153 km (0.054 R)
• M10: 6,189,911 km (0.086 R)
• M11: 6,932,814 km (0.103 R)
• M12: 7,630,688 km (0.117 R)
• M13: 9,166,909 km (0.028 R)
• M14: 10,008,098 km (0.12 R)
• M15: 10,639,999 km (0.111 R)
• M16: 20,573,148 km (0.088 R)
• M17: 21,319,492 km (0.115 R)
• M18: 25,248,081 km (0.093 R)
• M19: 25,868,464 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.7

Radius: 14.1

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.83 AU - 7.71 AU

Year: 7505 Days

Day: 12.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 92,932,583 km

• M1: 175,329 km (0.118 R)
• M2: 650,601 km (0.116 R)
• M3: 1,214,286 km (0.075 R)
• M4: 2,119,203 km (0.085 R)
• M5: 3,857,082 km (0.088 R)
• M6: 8,658,276 km (0.116 R)
• M7: 9,295,114 km (0.099 R)
• M8: 10,039,214 km (0.092 R)
• M9: 10,543,957 km (0.043 R)
• M10: 11,859,222 km (0.094 R)
• M11: 12,512,216 km (0.072 R)
• M12: 13,985,606 km (0.115 R)
• M13: 14,468,956 km (0.118 R)
• M14: 18,115,105 km (0.104 R)
• M15: 19,876,620 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.1

Radius: 7.2

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 14.87 AU - 14.95 AU

Year: 22044 Days

Day: 16.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,932,583 km

• M1: 353,051 km (0.072 R)
• M2: 756,516 km (0.09 R)
• M3: 6,167,023 km (0.108 R)
• M4: 6,439,141 km (0.05 R)
• M5: 8,951,787 km (0.1 R)
• M6: 10,403,784 km (0.111 R)
• M7: 10,920,794 km (0.043 R)
• M8: 21,278,652 km (0.074 R)
• M9: 23,620,457 km (0.109 R)
• M10: 25,043,880 km (0.073 R)
• M11: 26,523,702 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.9

Radius: 4.1

Gravity: 37.41 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 13.43 AU - 21.69 AU

Year: 28175 Days

Day: 18.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,932,583 km

• M1: 199,713 km (0.115 R)
• M2: 2,791,347 km (0.119 R)
• M3: 2,926,583 km (0.094 R)
• M4: 3,419,359 km (0.099 R)
• M5: 3,931,731 km (0.077 R)
• M6: 6,040,164 km (0.091 R)
• M7: 7,696,362 km (0.053 R)
• M8: 8,180,760 km (0.119 R)
• M9: 9,510,685 km (0.057 R)
• M10: 14,353,916 km (0.077 R)
• M11: 16,188,285 km (0.096 R)
• M12: 20,213,963 km (0.096 R)
• M13: 21,656,087 km (0.103 R)
• M14: 25,558,647 km (0.078 R)
• M15: 26,151,802 km (0.038 R)
• M16: 28,871,043 km (0.07 R)
• M17: 34,718,823 km (0.115 R)
• M18: 38,148,504 km (0.051 R)
• M19: 41,960,856 km (0.095 R)
• M20: 69,813,437 km (0.106 R)
• M21: 77,443,377 km (0.108 R)
• M22: 85,346,932 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 14,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit