🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.97 AU - 1.09 AU

Year: 305 Days

Day: 20.4 Hours

Environment

Temp: 222 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,911,693 km

• M1: 48,320 km (0.108 R)

Asteroid Belt

Center: 6.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.8

Radius: 13.7

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 12.07 AU - 13.34 AU

Year: 13193 Days

Day: 10.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,911,693 km

• M1: 170,841 km (0.114 R)
• M2: 616,343 km (0.056 R)
• M3: 1,663,828 km (0.113 R)
• M4: 2,744,223 km (0.069 R)
• M5: 3,824,320 km (0.096 R)
• M6: 5,664,972 km (0.106 R)
• M7: 9,050,671 km (0.094 R)
• M8: 10,791,691 km (0.115 R)
• M9: 12,117,876 km (0.07 R)
• M10: 15,650,630 km (0.09 R)
• M11: 16,338,481 km (0.108 R)
• M12: 18,778,273 km (0.095 R)
• M13: 19,620,958 km (0.117 R)
• M14: 20,624,610 km (0.108 R)
• M15: 23,468,166 km (0.118 R)
• M16: 23,916,212 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.4

Radius: 11.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 10.72 AU - 16.32 AU

Year: 14491 Days

Day: 11.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,911,693 km

• M1: 143,165 km (0.074 R)
• M2: 728,093 km (0.073 R)
• M3: 1,346,979 km (0.08 R)
• M4: 1,916,947 km (0.115 R)
• M5: 2,960,093 km (0.081 R)
• M6: 3,326,009 km (0.109 R)
• M7: 3,959,257 km (0.1 R)
• M8: 4,701,562 km (0.076 R)
• M9: 5,074,360 km (0.061 R)
• M10: 6,387,829 km (0.066 R)
• M11: 8,178,067 km (0.053 R)
• M12: 10,281,263 km (0.052 R)
• M13: 13,825,087 km (0.096 R)
• M14: 16,786,227 km (0.081 R)
• M15: 17,514,021 km (0.076 R)
• M16: 18,491,344 km (0.119 R)
• M17: 24,759,644 km (0.117 R)
• M18: 26,767,547 km (0.03 R)
• M19: 28,368,693 km (0.109 R)
• M20: 34,825,936 km (0.077 R)
• M21: 36,249,359 km (0.054 R)
• M22: 39,212,295 km (0.052 R)
• M23: 39,849,282 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 13.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.4

Radius: 13.7

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 11.16 AU - 16.74 AU

Year: 15188 Days

Day: 9.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,911,693 km

• M1: 170,392 km (0.046 R)
• M2: 942,915 km (0.051 R)
• M3: 2,258,180 km (0.083 R)
• M4: 3,194,064 km (0.07 R)
• M5: 3,680,706 km (0.061 R)
• M6: 4,873,450 km (0.102 R)
• M7: 6,861,306 km (0.099 R)
• M8: 8,711,533 km (0.045 R)
• M9: 9,450,845 km (0.107 R)
• M10: 13,652,152 km (0.096 R)
• M11: 15,092,929 km (0.079 R)
• M12: 16,082,369 km (0.113 R)
• M13: 17,033,662 km (0.072 R)
• M14: 19,048,446 km (0.066 R)
• M15: 24,257,444 km (0.064 R)
• M16: 36,297,979 km (0.087 R)
• M17: 56,540,066 km (0.113 R)
• M18: 58,921,515 km (0.05 R)
• M19: 65,266,110 km (0.055 R)

Kuiper Belt

Range: 37.7 - 59.7 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 17,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit