🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.63 AU - 0.87 AU

Year: 249 Days

Day: 32.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.11 AU - 1.21 AU

Year: 478 Days

Day: 13.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 83,379,299 km

• M1: 38,147 km (0.118 R)
• M2: 310,565 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.28 AU - 2.38 AU

Year: 1362 Days

Day: 33.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,379,299 km

• M1: 57,894 km (0.045 R)

Asteroid Belt

Center: 3.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.3

Radius: 13.1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.53 AU - 5.67 AU

Year: 3778 Days

Day: 7.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,379,299 km

• M1: 163,510 km (0.108 R)
• M2: 582,983 km (0.089 R)
• M3: 1,099,993 km (0.097 R)
• M4: 1,904,830 km (0.073 R)
• M5: 2,779,379 km (0.032 R)
• M6: 3,489,520 km (0.117 R)
• M7: 4,779,054 km (0.063 R)
• M8: 5,590,622 km (0.09 R)
• M9: 7,432,172 km (0.099 R)
• M10: 8,460,807 km (0.105 R)
• M11: 11,390,382 km (0.12 R)
• M12: 13,166,258 km (0.092 R)

Asteroid Belt

Center: 7.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789

Radius: 10.3

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.36 AU - 9.96 AU

Year: 11496 Days

Day: 14.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,379,299 km

• M1: 131,347 km (0.093 R)
• M2: 738,116 km (0.085 R)
• M3: 1,442,123 km (0.082 R)
• M4: 2,051,585 km (0.106 R)
• M5: 2,937,205 km (0.066 R)
• M6: 4,116,933 km (0.036 R)
• M7: 4,656,084 km (0.069 R)
• M8: 5,207,951 km (0.102 R)
• M9: 8,179,563 km (0.118 R)
• M10: 9,430,949 km (0.105 R)
• M11: 10,369,227 km (0.115 R)
• M12: 11,254,547 km (0.093 R)
• M13: 15,943,243 km (0.083 R)
• M14: 17,501,455 km (0.049 R)
• M15: 18,278,017 km (0.091 R)
• M16: 20,067,507 km (0.108 R)
• M17: 20,918,270 km (0.089 R)
• M18: 23,242,722 km (0.048 R)
• M19: 28,717,854 km (0.109 R)
• M20: 30,681,326 km (0.118 R)
• M21: 31,924,485 km (0.035 R)
• M22: 33,318,438 km (0.051 R)
• M23: 44,375,815 km (0.116 R)
• M24: 45,964,544 km (0.079 R)
• M25: 52,380,049 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.8

Radius: 9.2

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 10.02 AU - 10.02 AU

Year: 12144 Days

Day: 5.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,379,299 km

• M1: 114,592 km (0.077 R)
• M2: 432,787 km (0.076 R)
• M3: 1,357,750 km (0.074 R)
• M4: 2,343,002 km (0.094 R)
• M5: 2,830,691 km (0.106 R)
• M6: 3,276,792 km (0.116 R)
• M7: 5,734,086 km (0.111 R)
• M8: 6,972,607 km (0.102 R)
• M9: 7,788,813 km (0.085 R)
• M10: 12,850,756 km (0.041 R)
• M11: 16,884,214 km (0.101 R)
• M12: 24,737,803 km (0.103 R)
• M13: 27,158,147 km (0.089 R)
• M14: 31,078,210 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.4

Radius: 4.1

Gravity: 34.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 15.42 AU - 17 AU

Year: 24989 Days

Day: 21.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,379,299 km

• M1: 198,666 km (0.097 R)
• M2: 337,942 km (0.106 R)
• M3: 474,973 km (0.113 R)
• M4: 962,662 km (0.091 R)
• M5: 2,000,273 km (0.051 R)
• M6: 2,256,085 km (0.111 R)
• M7: 3,384,203 km (0.039 R)
• M8: 3,747,576 km (0.107 R)
• M9: 6,538,474 km (0.064 R)
• M10: 8,268,125 km (0.112 R)
• M11: 13,465,903 km (0.114 R)
• M12: 15,080,213 km (0.103 R)
• M13: 20,006,770 km (0.07 R)
• M14: 24,777,895 km (0.102 R)
• M15: 25,112,995 km (0.101 R)
• M16: 44,994,402 km (0.119 R)
• M17: 49,793,651 km (0.052 R)
• M18: 50,148,946 km (0.073 R)
• M19: 50,864,622 km (0.117 R)
• M20: 60,595,066 km (0.051 R)
• M21: 68,163,522 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 17,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit