🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.91 AU - 0.97 AU

Year: 320 Days

Day: 17.8 Hours

Environment

Temp: 132 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,242,966 km

• M1: 354,846 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.49 AU - 2.15 AU

Year: 863 Days

Day: 37.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.2

Radius: 11.7

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.47 AU - 8.37 AU

Year: 7834 Days

Day: 6.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,242,966 km

• M1: 145,858 km (0.04 R)
• M2: 651,798 km (0.085 R)
• M3: 1,407,267 km (0.083 R)
• M4: 1,943,875 km (0.119 R)
• M5: 5,096,500 km (0.039 R)
• M6: 7,069,696 km (0.083 R)
• M7: 9,549,730 km (0.037 R)
• M8: 10,597,064 km (0.111 R)
• M9: 14,926,726 km (0.073 R)
• M10: 19,415,859 km (0.119 R)
• M11: 20,103,111 km (0.117 R)
• M12: 26,784,900 km (0.097 R)
• M13: 28,948,534 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 335.4

Radius: 7.3

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 13.96 AU - 14.8 AU

Year: 19165 Days

Day: 22.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,242,966 km

• M1: 90,806 km (0.115 R)
• M2: 419,024 km (0.083 R)
• M3: 1,539,811 km (0.07 R)
• M4: 1,807,890 km (0.101 R)
• M5: 3,259,139 km (0.106 R)
• M6: 3,650,487 km (0.034 R)
• M7: 4,848,467 km (0.081 R)
• M8: 5,718,977 km (0.086 R)
• M9: 6,328,289 km (0.06 R)
• M10: 7,365,750 km (0.07 R)
• M11: 9,053,065 km (0.103 R)
• M12: 9,826,785 km (0.11 R)
• M13: 10,756,087 km (0.118 R)
• M14: 11,682,995 km (0.032 R)
• M15: 12,104,712 km (0.113 R)
• M16: 15,134,069 km (0.039 R)
• M17: 18,310,181 km (0.087 R)
• M18: 25,740,258 km (0.093 R)
• M19: 34,218,119 km (0.111 R)
• M20: 34,709,698 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85.7

Radius: 4.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 14.98 AU - 19.42 AU

Year: 25071 Days

Day: 23.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,242,966 km

• M1: 61,335 km (0.103 R)
• M2: 354,547 km (0.111 R)
• M3: 550,969 km (0.086 R)
• M4: 989,889 km (0.041 R)
• M5: 1,351,916 km (0.081 R)
• M6: 4,033,607 km (0.108 R)
• M7: 5,887,275 km (0.039 R)
• M8: 7,213,011 km (0.117 R)
• M9: 7,614,083 km (0.119 R)
• M10: 7,987,479 km (0.115 R)
• M11: 20,231,466 km (0.089 R)
• M12: 20,786,624 km (0.086 R)
• M13: 23,628,086 km (0.063 R)
• M14: 34,689,801 km (0.087 R)
• M15: 41,517,598 km (0.076 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 20,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit