🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.45 AU - 0.69 AU

Year: 151 Days

Day: 15.1 Hours

Environment

Temp: 244 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,181,174 km

• M1: 42,037 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.33 AU - 1.75 AU

Year: 672 Days

Day: 45 Hours

Environment

Temp: -16 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.77 AU - 2.13 AU

Year: 957 Days

Day: 27.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,181,174 km

• M1: 40,092 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.9 AU - 2.12 AU

Year: 1002 Days

Day: 40.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.25 AU - 3.31 AU

Year: 1629 Days

Day: 41.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.61 AU - 3.45 AU

Year: 1854 Days

Day: 22.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,181,174 km

• M1: 2,442,634 km (0.07 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.44 AU - 5.18 AU

Year: 3708 Days

Day: 43.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.31 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.2

Radius: 7.4

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 11.87 AU - 15.73 AU

Year: 18018 Days

Day: 16.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 106,181,174 km

• M1: 92,003 km (0.113 R)
• M2: 387,458 km (0.093 R)
• M3: 1,334,413 km (0.051 R)
• M4: 2,254,440 km (0.102 R)
• M5: 3,208,276 km (0.082 R)
• M6: 3,464,238 km (0.087 R)
• M7: 4,105,414 km (0.102 R)
• M8: 6,465,171 km (0.048 R)
• M9: 22,424,870 km (0.105 R)
• M10: 23,940,596 km (0.084 R)
• M11: 24,329,999 km (0.109 R)
• M12: 26,237,372 km (0.116 R)
• M13: 28,896,026 km (0.031 R)
• M14: 30,460,670 km (0.108 R)
• M15: 34,247,740 km (0.098 R)
• M16: 45,360,019 km (0.069 R)
• M17: 48,860,310 km (0.107 R)
• M18: 51,884,282 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.2

Radius: 3.7

Gravity: 61.15 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 14.69 AU - 23.93 AU

Year: 29823 Days

Day: 19.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 106,181,174 km

• M1: 46,076 km (0.074 R)
• M2: 433,684 km (0.037 R)
• M3: 558,299 km (0.117 R)
• M4: 762,500 km (0.107 R)
• M5: 1,015,022 km (0.116 R)
• M6: 1,405,921 km (0.047 R)
• M7: 1,587,832 km (0.108 R)
• M8: 1,954,795 km (0.1 R)
• M9: 2,088,985 km (0.066 R)
• M10: 2,688,423 km (0.069 R)
• M11: 6,197,690 km (0.087 R)
• M12: 8,079,033 km (0.107 R)
• M13: 8,484,443 km (0.114 R)
• M14: 11,564,963 km (0.118 R)
• M15: 12,079,579 km (0.082 R)
• M16: 13,472,784 km (0.109 R)
• M17: 18,387,074 km (0.111 R)
• M18: 18,685,073 km (0.102 R)
• M19: 20,969,283 km (0.064 R)
• M20: 23,900,504 km (0.1 R)
• M21: 24,136,719 km (0.109 R)
• M22: 27,350,231 km (0.091 R)
• M23: 28,925,197 km (0.079 R)
• M24: 29,734,821 km (0.089 R)
• M25: 32,542,623 km (0.106 R)
• M26: 35,522,314 km (0.086 R)
• M27: 38,516,515 km (0.036 R)
• M28: 40,491,805 km (0.111 R)
• M29: 53,980,746 km (0.111 R)
• M30: 66,150,832 km (0.097 R)
• M31: 66,849,903 km (0.105 R)
• M32: 67,084,024 km (0.096 R)
• M33: 72,127,865 km (0.078 R)
• M34: 83,232,366 km (0.108 R)
• M35: 88,200,212 km (0.037 R)
• M36: 90,184,328 km (0.107 R)
• M37: 95,422,498 km (0.048 R)
• M38: 96,912,642 km (0.118 R)
• M39: 100,859,782 km (0.105 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 16,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit