🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.43 AU - 0.63 AU

Year: 142 Days

Day: 13.5 Hours

Environment

Temp: 246 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,009,035 km

• M1: 36,352 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.48 AU - 0.74 AU

Year: 176 Days

Day: 23.3 Hours

Environment

Temp: 139 °C

Axial Tilt: 148.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,009,035 km

• M1: 154,235 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.79 AU - 1.19 AU

Year: 363 Days

Day: 42.4 Hours

Environment

Temp: 39 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.42 AU - 1.9 AU

Year: 789 Days

Day: 23.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.68 AU - 2.32 AU

Year: 1044 Days

Day: 14.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.33 AU - 3.77 AU

Year: 2468 Days

Day: 24.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.5 AU - 4.52 AU

Year: 3534 Days

Day: 30.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.1

Radius: 9.1

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.26 AU - 8.04 AU

Year: 7054 Days

Day: 7.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,009,035 km

• M1: 114,891 km (0.045 R)
• M2: 417,827 km (0.101 R)
• M3: 745,745 km (0.028 R)
• M4: 1,197,980 km (0.025 R)
• M5: 2,223,623 km (0.109 R)
• M6: 3,680,556 km (0.064 R)
• M7: 5,000,309 km (0.051 R)
• M8: 5,352,013 km (0.108 R)
• M9: 5,720,323 km (0.093 R)
• M10: 7,107,844 km (0.112 R)
• M11: 12,336,738 km (0.12 R)
• M12: 13,760,461 km (0.054 R)
• M13: 16,034,049 km (0.111 R)
• M14: 16,478,654 km (0.087 R)
• M15: 19,107,837 km (0.12 R)
• M16: 19,679,749 km (0.083 R)
• M17: 20,263,032 km (0.118 R)
• M18: 22,553,674 km (0.04 R)
• M19: 31,135,057 km (0.114 R)
• M20: 31,628,431 km (0.114 R)
• M21: 33,551,212 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.2

Radius: 3.9

Gravity: 60.17 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 12.63 AU - 16.77 AU

Year: 20795 Days

Day: 19.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,009,035 km

• M1: 48,470 km (0.089 R)
• M2: 279,299 km (0.067 R)
• M3: 533,316 km (0.115 R)
• M4: 767,587 km (0.117 R)
• M5: 1,666,371 km (0.119 R)
• M6: 2,210,757 km (0.098 R)
• M7: 2,416,155 km (0.084 R)
• M8: 3,309,254 km (0.086 R)
• M9: 3,765,678 km (0.103 R)
• M10: 5,386,571 km (0.117 R)
• M11: 6,788,003 km (0.111 R)
• M12: 8,039,390 km (0.083 R)
• M13: 8,361,175 km (0.094 R)
• M14: 9,915,945 km (0.072 R)
• M15: 11,119,161 km (0.096 R)
• M16: 11,789,958 km (0.118 R)
• M17: 12,065,667 km (0.12 R)
• M18: 15,470,365 km (0.098 R)
• M19: 15,967,778 km (0.093 R)
• M20: 16,220,448 km (0.085 R)
• M21: 18,247,051 km (0.083 R)
• M22: 18,709,009 km (0.084 R)
• M23: 18,989,804 km (0.08 R)
• M24: 19,464,179 km (0.037 R)
• M25: 20,043,572 km (0.084 R)
• M26: 23,007,704 km (0.059 R)
• M27: 28,287,312 km (0.103 R)
• M28: 29,533,013 km (0.066 R)
• M29: 33,078,034 km (0.119 R)
• M30: 35,735,939 km (0.109 R)
• M31: 36,458,347 km (0.1 R)
• M32: 53,212,561 km (0.112 R)
• M33: 59,028,477 km (0.094 R)
• M34: 59,229,387 km (0.108 R)
• M35: 60,037,216 km (0.066 R)
• M36: 61,881,907 km (0.071 R)
• M37: 69,638,557 km (0.098 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: 457 - 12,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit