🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.51 AU - 0.63 AU

Year: 152 Days

Day: 27.4 Hours

Environment

Temp: 212 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.8 AU - 0.82 AU

Year: 257 Days

Day: 19.4 Hours

Environment

Temp: 123 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.9 AU - 1.32 AU

Year: 413 Days

Day: 43.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 115,289,425 km

• M1: 30,668 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.1 AU - 1.64 AU

Year: 566 Days

Day: 38.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 115,289,425 km

• M1: 122,969 km (0.11 R)
• M2: 255,214 km (0.066 R)

Asteroid Belt

Center: 2.04 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.05 AU - 3.37 AU

Year: 1575 Days

Day: 34.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.76 AU - 3.62 AU

Year: 2012 Days

Day: 13.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 115,289,425 km

• M1: 235,168 km (0.075 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.71 AU - 4.45 AU

Year: 2392 Days

Day: 32.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.6

Radius: 7.6

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 12.85 AU - 17.43 AU

Year: 20801 Days

Day: 24.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 115,289,425 km

• M1: 94,546 km (0.079 R)
• M2: 538,104 km (0.093 R)
• M3: 780,602 km (0.086 R)
• M4: 1,738,477 km (0.113 R)
• M5: 2,203,876 km (0.11 R)
• M6: 4,012,364 km (0.041 R)
• M7: 4,753,472 km (0.038 R)
• M8: 6,773,343 km (0.051 R)
• M9: 9,028,082 km (0.117 R)
• M10: 12,005,080 km (0.088 R)
• M11: 14,645,781 km (0.085 R)
• M12: 15,738,594 km (0.107 R)
• M13: 22,331,073 km (0.071 R)
• M14: 25,836,151 km (0.045 R)
• M15: 28,604,310 km (0.053 R)
• M16: 38,811,223 km (0.101 R)
• M17: 39,104,435 km (0.102 R)
• M18: 40,292,541 km (0.036 R)
• M19: 46,430,542 km (0.117 R)
• M20: 57,424,489 km (0.077 R)
• M21: 62,308,112 km (0.099 R)
• M22: 66,828,510 km (0.08 R)
• M23: 68,098,297 km (0.085 R)
• M24: 69,168,670 km (0.037 R)
• M25: 69,816,129 km (0.038 R)
• M26: 71,123,465 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.8

Radius: 3.4

Gravity: 78.01 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 18.41 AU - 22.37 AU

Year: 32511 Days

Day: 15.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 115,289,425 km

• M1: 42,336 km (0.032 R)
• M2: 236,514 km (0.084 R)
• M3: 415,882 km (0.09 R)
• M4: 608,564 km (0.099 R)
• M5: 950,545 km (0.114 R)
• M6: 1,236,277 km (0.11 R)
• M7: 2,941,244 km (0.09 R)
• M8: 3,061,520 km (0.03 R)
• M9: 3,344,410 km (0.102 R)
• M10: 3,508,968 km (0.093 R)
• M11: 3,678,911 km (0.119 R)
• M12: 5,832,671 km (0.094 R)
• M13: 6,670,419 km (0.09 R)
• M14: 7,199,098 km (0.106 R)
• M15: 7,812,150 km (0.098 R)
• M16: 9,014,768 km (0.033 R)
• M17: 12,708,190 km (0.118 R)
• M18: 13,028,179 km (0.103 R)
• M19: 14,884,689 km (0.101 R)
• M20: 20,281,582 km (0.109 R)
• M21: 22,879,050 km (0.084 R)
• M22: 23,591,435 km (0.104 R)
• M23: 24,935,721 km (0.103 R)
• M24: 31,111,271 km (0.099 R)
• M25: 37,410,388 km (0.099 R)
• M26: 38,398,033 km (0.052 R)
• M27: 40,942,843 km (0.067 R)
• M28: 41,815,597 km (0.115 R)
• M29: 43,960,381 km (0.07 R)
• M30: 45,616,430 km (0.108 R)
• M31: 46,554,109 km (0.117 R)
• M32: 48,856,869 km (0.068 R)
• M33: 49,247,918 km (0.093 R)
• M34: 55,791,479 km (0.101 R)
• M35: 58,607,359 km (0.068 R)
• M36: 61,744,128 km (0.102 R)
• M37: 77,248,900 km (0.113 R)
• M38: 77,513,838 km (0.107 R)
• M39: 93,041,498 km (0.069 R)
• M40: 96,991,929 km (0.118 R)
• M41: 109,511,176 km (0.09 R)
• M42: 112,886,104 km (0.044 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 19,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit