🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.57 AU - 0.65 AU

Year: 174 Days

Day: 14.8 Hours

Environment

Temp: 136 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.85 AU - 0.95 AU

Year: 312 Days

Day: 42.9 Hours

Environment

Temp: 129 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.24 AU - 3.54 AU

Year: 1794 Days

Day: 43 Hours

Environment

Temp: -109 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,664,200 km

• M1: 1,640,341 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.3

Radius: 13.9

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.34 AU - 5.5 AU

Year: 3986 Days

Day: 14.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 76,664,200 km

• M1: 172,935 km (0.057 R)
• M2: 1,104,780 km (0.118 R)
• M3: 1,620,594 km (0.099 R)
• M4: 2,158,847 km (0.101 R)
• M5: 3,160,554 km (0.064 R)
• M6: 3,604,561 km (0.118 R)
• M7: 11,161,946 km (0.109 R)
• M8: 15,087,843 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.5

Radius: 3.6

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 16.64 AU - 20.8 AU

Year: 29583 Days

Day: 24.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 138.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,664,200 km

• M1: 45,029 km (0.114 R)
• M2: 318,344 km (0.119 R)
• M3: 867,069 km (0.069 R)
• M4: 1,036,115 km (0.083 R)
• M5: 1,851,573 km (0.113 R)
• M6: 2,460,436 km (0.095 R)
• M7: 3,667,541 km (0.119 R)
• M8: 4,009,223 km (0.067 R)
• M9: 4,318,591 km (0.038 R)
• M10: 4,840,837 km (0.106 R)
• M11: 6,311,684 km (0.114 R)
• M12: 8,177,169 km (0.067 R)
• M13: 8,464,696 km (0.115 R)
• M14: 9,911,457 km (0.117 R)
• M15: 11,824,066 km (0.099 R)
• M16: 14,618,255 km (0.12 R)
• M17: 18,939,240 km (0.093 R)
• M18: 21,542,692 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.6

Radius: 6.6

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 17.59 AU - 22.11 AU

Year: 32302 Days

Day: 20.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,664,200 km

• M1: 86,318 km (0.104 R)
• M2: 478,564 km (0.095 R)
• M3: 1,208,302 km (0.093 R)
• M4: 1,674,748 km (0.068 R)
• M5: 2,170,516 km (0.061 R)
• M6: 3,365,503 km (0.12 R)
• M7: 6,213,398 km (0.098 R)
• M8: 15,413,966 km (0.057 R)
• M9: 20,157,565 km (0.108 R)
• M10: 23,530,099 km (0.11 R)
• M11: 24,696,963 km (0.077 R)
• M12: 28,547,313 km (0.103 R)
• M13: 29,751,576 km (0.096 R)
• M14: 37,127,648 km (0.12 R)
• M15: 38,561,544 km (0.108 R)
• M16: 45,149,236 km (0.104 R)
• M17: 49,819,232 km (0.079 R)
• M18: 58,556,496 km (0.058 R)
• M19: 64,915,752 km (0.099 R)
• M20: 65,949,174 km (0.11 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: 433 - 13,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit