🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.41 AU - 0.61 AU

Year: 139 Days

Day: 28 Hours

Environment

Temp: 223 °C

Axial Tilt: 44.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.82 AU - 0.88 AU

Year: 300 Days

Day: 36.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1 AU - 1.64 AU

Year: 581 Days

Day: 14.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.96 AU - 2.42 AU

Year: 1241 Days

Day: 32.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,300,493 km

• M1: 632,051 km (0.052 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.22 AU - 3.44 AU

Year: 1823 Days

Day: 39.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.1

Radius: 13.5

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.13 AU - 4.17 AU

Year: 3237 Days

Day: 8.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,300,493 km

• M1: 167,849 km (0.108 R)
• M2: 772,374 km (0.11 R)
• M3: 1,680,433 km (0.104 R)
• M4: 2,280,171 km (0.106 R)
• M5: 3,050,450 km (0.114 R)
• M6: 3,988,429 km (0.11 R)
• M7: 4,456,969 km (0.045 R)
• M8: 6,433,157 km (0.106 R)
• M9: 7,053,988 km (0.084 R)
• M10: 10,392,265 km (0.081 R)
• M11: 11,248,713 km (0.095 R)
• M12: 13,062,138 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.4

Radius: 12.6

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.7 AU - 12.06 AU

Year: 11891 Days

Day: 5.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,300,493 km

• M1: 157,078 km (0.118 R)
• M2: 940,821 km (0.115 R)
• M3: 2,292,438 km (0.118 R)
• M4: 4,810,768 km (0.108 R)
• M5: 7,364,554 km (0.072 R)
• M6: 9,036,908 km (0.047 R)
• M7: 16,543,430 km (0.075 R)
• M8: 18,226,257 km (0.098 R)
• M9: 19,878,415 km (0.078 R)
• M10: 20,450,777 km (0.077 R)
• M11: 22,310,278 km (0.085 R)
• M12: 23,478,787 km (0.09 R)
• M13: 24,769,667 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161

Radius: 14

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 10.08 AU - 12.12 AU

Year: 14160 Days

Day: 10.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 111.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,300,493 km

• M1: 174,431 km (0.071 R)
• M2: 662,120 km (0.113 R)
• M3: 1,698,684 km (0.112 R)
• M4: 2,514,740 km (0.116 R)
• M5: 3,467,828 km (0.089 R)
• M6: 6,486,713 km (0.067 R)
• M7: 8,518,402 km (0.096 R)
• M8: 11,240,634 km (0.091 R)
• M9: 15,096,968 km (0.085 R)
• M10: 16,730,427 km (0.034 R)
• M11: 20,346,358 km (0.056 R)
• M12: 27,875,618 km (0.109 R)
• M13: 31,109,176 km (0.073 R)
• M14: 33,021,187 km (0.049 R)
• M15: 34,163,217 km (0.071 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 17,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit