🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.48 AU - 0.54 AU

Year: 127 Days

Day: 21.8 Hours

Environment

Temp: 199 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,701,162 km

• M1: 24,833 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.48 AU - 0.76 AU

Year: 171 Days

Day: 13.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.78 AU - 1.2 AU

Year: 345 Days

Day: 38.4 Hours

Environment

Temp: 89 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.92 AU - 1.06 AU

Year: 345 Days

Day: 28.5 Hours

Environment

Temp: 94 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.18 AU - 3.6 AU

Year: 1719 Days

Day: 37.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679

Radius: 14.6

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.63 AU - 11.25 AU

Year: 10147 Days

Day: 7.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 92.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 91,701,162 km

• M1: 181,612 km (0.09 R)
• M2: 714,779 km (0.069 R)
• M3: 1,248,394 km (0.089 R)
• M4: 2,558,124 km (0.069 R)
• M5: 3,667,841 km (0.106 R)
• M6: 5,531,980 km (0.087 R)
• M7: 6,373,468 km (0.096 R)
• M8: 7,379,813 km (0.085 R)
• M9: 8,356,387 km (0.074 R)
• M10: 11,364,950 km (0.106 R)
• M11: 12,318,188 km (0.098 R)
• M12: 15,099,661 km (0.079 R)
• M13: 15,634,773 km (0.064 R)
• M14: 16,113,336 km (0.119 R)
• M15: 19,663,892 km (0.051 R)
• M16: 20,141,708 km (0.028 R)
• M17: 23,261,272 km (0.114 R)
• M18: 23,976,051 km (0.076 R)
• M19: 27,080,057 km (0.101 R)
• M20: 28,881,664 km (0.111 R)
• M21: 32,722,440 km (0.098 R)
• M22: 34,303,989 km (0.043 R)
• M23: 34,997,225 km (0.067 R)
• M24: 40,114,370 km (0.056 R)
• M25: 44,880,408 km (0.088 R)
• M26: 47,541,904 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.7

Radius: 5.5

Gravity: 17.71 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 13.3 AU - 20.36 AU

Year: 24155 Days

Day: 18.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,701,162 km

• M1: 68,516 km (0.075 R)
• M2: 259,552 km (0.099 R)
• M3: 666,459 km (0.05 R)
• M4: 868,864 km (0.055 R)
• M5: 1,180,327 km (0.114 R)
• M6: 1,649,317 km (0.108 R)
• M7: 2,170,516 km (0.072 R)
• M8: 2,871,382 km (0.107 R)
• M9: 3,416,067 km (0.084 R)
• M10: 4,091,951 km (0.106 R)
• M11: 5,114,153 km (0.083 R)
• M12: 5,704,915 km (0.075 R)
• M13: 6,974,253 km (0.115 R)
• M14: 8,798,300 km (0.12 R)
• M15: 10,729,758 km (0.054 R)
• M16: 18,726,213 km (0.119 R)
• M17: 20,025,321 km (0.101 R)
• M18: 20,794,104 km (0.028 R)
• M19: 21,482,703 km (0.117 R)
• M20: 28,498,694 km (0.117 R)
• M21: 33,445,746 km (0.072 R)
• M22: 36,332,536 km (0.096 R)
• M23: 36,615,874 km (0.108 R)
• M24: 40,282,667 km (0.111 R)
• M25: 47,655,449 km (0.094 R)
• M26: 48,335,970 km (0.059 R)
• M27: 48,507,110 km (0.116 R)
• M28: 53,648,639 km (0.077 R)
• M29: 56,066,739 km (0.064 R)
• M30: 67,103,322 km (0.079 R)
• M31: 69,907,983 km (0.119 R)
• M32: 70,126,994 km (0.054 R)
• M33: 71,894,941 km (0.101 R)
• M34: 78,552,795 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.9

Radius: 5.1

Gravity: 17.64 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 16.43 AU - 24.45 AU

Year: 32329 Days

Day: 24.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,701,162 km

• M1: 63,579 km (0.073 R)
• M2: 360,531 km (0.114 R)
• M3: 597,793 km (0.095 R)
• M4: 1,163,871 km (0.118 R)
• M5: 1,618,948 km (0.112 R)
• M6: 2,229,756 km (0.093 R)
• M7: 3,826,414 km (0.083 R)
• M8: 4,128,602 km (0.088 R)
• M9: 4,556,302 km (0.101 R)
• M10: 5,541,255 km (0.088 R)
• M11: 8,983,053 km (0.055 R)
• M12: 9,336,702 km (0.109 R)
• M13: 10,325,095 km (0.086 R)
• M14: 13,248,088 km (0.119 R)
• M15: 14,734,941 km (0.089 R)
• M16: 18,598,306 km (0.098 R)
• M17: 19,659,853 km (0.109 R)
• M18: 32,447,629 km (0.069 R)
• M19: 48,403,588 km (0.095 R)
• M20: 51,519,412 km (0.04 R)
• M21: 63,798,106 km (0.113 R)
• M22: 91,152,376 km (0.05 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 17,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit