🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.54 AU - 0.66 AU

Year: 162 Days

Day: 24.1 Hours

Environment

Temp: 256 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.57 AU - 0.71 AU

Year: 178 Days

Day: 20.4 Hours

Environment

Temp: 162 °C

Axial Tilt: 48.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.59 AU - 0.95 AU

Year: 235 Days

Day: 41.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.14 AU - 1.76 AU

Year: 608 Days

Day: 16.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 42 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.22 AU - 1.98 AU

Year: 705 Days

Day: 25.9 Hours

Environment

Temp: -18 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 105,144,215 km

• M1: 301,440 km (0.08 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.95 AU - 3.65 AU

Year: 2088 Days

Day: 26.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.56 AU - 3.78 AU

Year: 2448 Days

Day: 19.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.49 AU - 5.79 AU

Year: 3481 Days

Day: 22.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.1

Radius: 11.2

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.14 AU - 10.04 AU

Year: 9544 Days

Day: 14.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,144,215 km

• M1: 144,512 km (0.117 R)
• M2: 769,232 km (0.097 R)
• M3: 1,151,455 km (0.092 R)
• M4: 1,610,122 km (0.107 R)
• M5: 1,966,913 km (0.051 R)
• M6: 2,377,110 km (0.055 R)
• M7: 3,578,830 km (0.096 R)
• M8: 5,361,288 km (0.049 R)
• M9: 6,035,975 km (0.098 R)
• M10: 6,481,477 km (0.119 R)
• M11: 10,099,352 km (0.119 R)
• M12: 10,877,710 km (0.071 R)
• M13: 12,227,232 km (0.117 R)
• M14: 12,998,559 km (0.097 R)
• M15: 15,444,783 km (0.107 R)
• M16: 16,280,587 km (0.091 R)
• M17: 16,676,423 km (0.075 R)
• M18: 17,350,361 km (0.06 R)
• M19: 20,078,278 km (0.097 R)
• M20: 21,861,784 km (0.084 R)
• M21: 22,506,102 km (0.097 R)
• M22: 28,888,097 km (0.077 R)
• M23: 29,566,374 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.5

Radius: 4.3

Gravity: 48.76 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 14.1 AU - 23.44 AU

Year: 28320 Days

Day: 21.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 105,144,215 km

• M1: 62,382 km (0.066 R)
• M2: 268,678 km (0.09 R)
• M3: 437,275 km (0.053 R)
• M4: 697,575 km (0.112 R)
• M5: 1,012,927 km (0.087 R)
• M6: 1,524,552 km (0.095 R)
• M7: 1,715,289 km (0.102 R)
• M8: 2,239,031 km (0.057 R)
• M9: 2,643,095 km (0.07 R)
• M10: 3,245,227 km (0.03 R)
• M11: 4,715,474 km (0.112 R)
• M12: 8,007,525 km (0.077 R)
• M13: 8,292,808 km (0.044 R)
• M14: 10,551,736 km (0.036 R)
• M15: 11,174,512 km (0.088 R)
• M16: 11,675,665 km (0.089 R)
• M17: 12,799,594 km (0.114 R)
• M18: 13,268,733 km (0.117 R)
• M19: 16,327,261 km (0.102 R)
• M20: 17,159,175 km (0.106 R)
• M21: 18,707,513 km (0.12 R)
• M22: 22,302,051 km (0.117 R)
• M23: 24,498,447 km (0.073 R)
• M24: 25,710,339 km (0.112 R)
• M25: 27,344,845 km (0.114 R)
• M26: 31,378,602 km (0.051 R)
• M27: 36,721,041 km (0.108 R)
• M28: 38,145,363 km (0.113 R)
• M29: 46,550,968 km (0.047 R)
• M30: 55,490,338 km (0.104 R)
• M31: 57,153,268 km (0.057 R)
• M32: 60,142,982 km (0.117 R)
• M33: 63,911,352 km (0.088 R)
• M34: 66,897,026 km (0.044 R)
• M35: 67,130,548 km (0.101 R)
• M36: 84,583,982 km (0.081 R)
• M37: 92,162,162 km (0.094 R)
• M38: 98,058,412 km (0.073 R)
• M39: 100,180,159 km (0.029 R)
• M40: 100,485,787 km (0.047 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 18,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit