🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.66 AU - 0.8 AU

Year: 240 Days

Day: 31.3 Hours

Environment

Temp: 108 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.95 AU - 0.95 AU

Year: 356 Days

Day: 44.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 65,768,040 km

• M1: 42,336 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.84 AU - 1.2 AU

Year: 397 Days

Day: 15.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.38 AU - 1.74 AU

Year: 750 Days

Day: 30.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,768,040 km

• M1: 235,766 km (0.097 R)
• M2: 540,946 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.47 AU - 4.07 AU

Year: 2277 Days

Day: 23.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.87 AU - 3.93 AU

Year: 2414 Days

Day: 37.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,768,040 km

• M1: 113,246 km (0.098 R)
• M2: 735,872 km (0.106 R)

Asteroid Belt

Center: 6.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.9

Radius: 9.3

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.28 AU - 12.34 AU

Year: 12746 Days

Day: 5.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,768,040 km

• M1: 126,859 km (0.037 R)
• M2: 680,371 km (0.118 R)
• M3: 1,533,378 km (0.072 R)
• M4: 2,388,779 km (0.087 R)
• M5: 2,903,395 km (0.104 R)
• M6: 5,435,489 km (0.065 R)
• M7: 6,135,158 km (0.032 R)
• M8: 6,457,691 km (0.114 R)
• M9: 7,349,295 km (0.078 R)
• M10: 8,089,355 km (0.041 R)
• M11: 14,839,660 km (0.116 R)
• M12: 15,659,606 km (0.12 R)
• M13: 16,080,724 km (0.092 R)
• M14: 19,936,759 km (0.097 R)
• M15: 23,030,143 km (0.115 R)
• M16: 23,969,618 km (0.061 R)
• M17: 26,008,487 km (0.09 R)
• M18: 29,143,760 km (0.062 R)
• M19: 32,619,965 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.9

Radius: 3.8

Gravity: 28.87 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 12.28 AU - 16.12 AU

Year: 20602 Days

Day: 22.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,768,040 km

• M1: 47,273 km (0.065 R)
• M2: 166,652 km (0.102 R)
• M3: 519,703 km (0.071 R)
• M4: 857,345 km (0.069 R)
• M5: 1,229,246 km (0.056 R)
• M6: 1,717,384 km (0.046 R)
• M7: 2,081,954 km (0.11 R)
• M8: 2,746,019 km (0.091 R)
• M9: 4,881,678 km (0.043 R)
• M10: 5,419,632 km (0.049 R)
• M11: 5,917,045 km (0.098 R)
• M12: 8,663,063 km (0.114 R)
• M13: 9,776,221 km (0.116 R)
• M14: 10,395,855 km (0.077 R)
• M15: 10,803,659 km (0.065 R)
• M16: 12,090,650 km (0.041 R)
• M17: 13,408,158 km (0.12 R)
• M18: 15,260,030 km (0.079 R)
• M19: 15,409,179 km (0.114 R)
• M20: 19,549,300 km (0.055 R)
• M21: 21,637,088 km (0.108 R)
• M22: 26,142,677 km (0.091 R)
• M23: 27,552,038 km (0.111 R)
• M24: 27,884,295 km (0.094 R)
• M25: 29,125,509 km (0.09 R)
• M26: 31,960,388 km (0.064 R)
• M27: 33,570,211 km (0.079 R)
• M28: 33,696,322 km (0.071 R)
• M29: 34,203,608 km (0.107 R)
• M30: 34,715,831 km (0.114 R)
• M31: 41,413,478 km (0.093 R)
• M32: 43,924,328 km (0.119 R)
• M33: 54,112,991 km (0.112 R)
• M34: 54,286,225 km (0.085 R)
• M35: 58,374,735 km (0.103 R)
• M36: 60,028,838 km (0.042 R)
• M37: 60,587,138 km (0.076 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: 178 - 12,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit