🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.43 AU - 0.65 AU

Year: 144 Days

Day: 30.2 Hours

Environment

Temp: 242 °C

Axial Tilt: 47.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.59 AU - 0.67 AU

Year: 182 Days

Day: 42.9 Hours

Environment

Temp: 149 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.19 AU - 1.19 AU

Year: 472 Days

Day: 44.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.34 AU - 1.48 AU

Year: 608 Days

Day: 36.3 Hours

Environment

Temp: -30 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.74 AU - 2.02 AU

Year: 937 Days

Day: 46 Hours

Environment

Temp: -63 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.9

Radius: 3.7

Gravity: 36.88 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 12.93 AU - 14.55 AU

Year: 18510 Days

Day: 20.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 63,966,790 km

• M1: 46,076 km (0.098 R)
• M2: 192,682 km (0.102 R)
• M3: 377,884 km (0.042 R)
• M4: 583,581 km (0.091 R)
• M5: 936,483 km (0.114 R)
• M6: 1,140,385 km (0.053 R)
• M7: 1,417,440 km (0.1 R)
• M8: 2,046,200 km (0.094 R)
• M9: 3,244,030 km (0.11 R)
• M10: 3,431,027 km (0.086 R)
• M11: 4,158,372 km (0.096 R)
• M12: 4,411,342 km (0.082 R)
• M13: 4,741,953 km (0.115 R)
• M14: 5,124,325 km (0.097 R)
• M15: 5,527,043 km (0.111 R)
• M16: 6,312,731 km (0.105 R)
• M17: 8,102,221 km (0.077 R)
• M18: 9,270,730 km (0.108 R)
• M19: 10,146,924 km (0.065 R)
• M20: 13,510,782 km (0.098 R)
• M21: 14,706,518 km (0.106 R)
• M22: 15,367,292 km (0.089 R)
• M23: 16,047,513 km (0.064 R)
• M24: 16,356,283 km (0.093 R)
• M25: 18,208,604 km (0.119 R)
• M26: 18,544,451 km (0.044 R)
• M27: 18,884,338 km (0.111 R)
• M28: 19,055,926 km (0.087 R)
• M29: 25,213,076 km (0.079 R)
• M30: 27,564,305 km (0.025 R)
• M31: 28,906,497 km (0.111 R)
• M32: 30,057,653 km (0.092 R)
• M33: 31,239,177 km (0.048 R)
• M34: 34,968,652 km (0.08 R)
• M35: 37,073,943 km (0.099 R)
• M36: 39,401,835 km (0.104 R)
• M37: 44,953,711 km (0.114 R)
• M38: 47,915,450 km (0.038 R)
• M39: 48,715,948 km (0.066 R)
• M40: 50,015,206 km (0.058 R)
• M41: 58,117,576 km (0.084 R)
• M42: 62,383,210 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.4

Radius: 7.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 16.21 AU - 18.47 AU

Year: 26242 Days

Day: 19.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,966,790 km

• M1: 96,939 km (0.115 R)
• M2: 607,966 km (0.117 R)
• M3: 864,077 km (0.088 R)
• M4: 1,368,222 km (0.083 R)
• M5: 1,638,695 km (0.053 R)
• M6: 1,909,168 km (0.04 R)
• M7: 2,229,307 km (0.092 R)
• M8: 3,798,888 km (0.111 R)
• M9: 4,466,843 km (0.069 R)
• M10: 4,728,340 km (0.085 R)
• M11: 6,436,299 km (0.058 R)
• M12: 7,293,794 km (0.06 R)
• M13: 7,565,314 km (0.106 R)
• M14: 11,677,909 km (0.055 R)
• M15: 12,366,358 km (0.09 R)
• M16: 13,081,586 km (0.114 R)
• M17: 16,605,663 km (0.118 R)
• M18: 17,637,290 km (0.111 R)
• M19: 18,710,804 km (0.048 R)
• M20: 20,003,030 km (0.037 R)
• M21: 20,625,956 km (0.057 R)
• M22: 22,098,298 km (0.076 R)
• M23: 24,235,453 km (0.081 R)
• M24: 26,400,583 km (0.085 R)
• M25: 29,255,659 km (0.092 R)
• M26: 31,947,373 km (0.096 R)
• M27: 35,700,634 km (0.061 R)
• M28: 36,222,282 km (0.054 R)
• M29: 50,811,066 km (0.098 R)
• M30: 55,030,474 km (0.073 R)
• M31: 57,671,026 km (0.047 R)
• M32: 61,694,910 km (0.076 R)
• M33: 63,966,853 km (0.111 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 13,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit