🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.5 AU - 0.68 AU

Year: 158 Days

Day: 30.7 Hours

Environment

Temp: 253 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.49 AU - 1.71 AU

Year: 705 Days

Day: 38.8 Hours

Environment

Temp: -22 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,435,669 km

• M1: 118,482 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.31 AU - 2.37 AU

Year: 1247 Days

Day: 29.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,435,669 km

• M1: 1,764,956 km (0.044 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.73 AU - 3.13 AU

Year: 1747 Days

Day: 41.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,435,669 km

• M1: 329,415 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.84 AU - 4.48 AU

Year: 2955 Days

Day: 16.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,435,669 km

• M1: 2,220,930 km (0.102 R)
• M2: 2,761,277 km (0.113 R)

Asteroid Belt

Center: 5.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.3

Radius: 9.1

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.86 AU - 7.28 AU

Year: 5865 Days

Day: 10.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,435,669 km

• M1: 116,686 km (0.118 R)
• M2: 468,541 km (0.114 R)
• M3: 1,149,211 km (0.055 R)
• M4: 1,451,847 km (0.079 R)
• M5: 1,903,334 km (0.116 R)
• M6: 2,277,478 km (0.047 R)
• M7: 2,563,808 km (0.114 R)
• M8: 4,042,134 km (0.12 R)
• M9: 4,597,442 km (0.089 R)
• M10: 5,082,438 km (0.088 R)
• M11: 5,729,898 km (0.071 R)
• M12: 6,515,735 km (0.062 R)
• M13: 9,596,703 km (0.031 R)
• M14: 10,506,408 km (0.051 R)
• M15: 10,822,209 km (0.091 R)
• M16: 11,555,837 km (0.039 R)
• M17: 13,442,266 km (0.113 R)
• M18: 15,729,618 km (0.118 R)
• M19: 16,039,285 km (0.075 R)
• M20: 16,564,224 km (0.068 R)
• M21: 17,482,905 km (0.095 R)
• M22: 19,421,843 km (0.108 R)
• M23: 19,718,495 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.5

Radius: 8.4

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.48 AU - 7.3 AU

Year: 6298 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 93,435,669 km

• M1: 104,419 km (0.087 R)
• M2: 632,649 km (0.057 R)
• M3: 1,276,369 km (0.089 R)
• M4: 1,994,738 km (0.118 R)
• M5: 2,554,084 km (0.026 R)
• M6: 3,623,859 km (0.088 R)
• M7: 4,792,667 km (0.097 R)
• M8: 6,059,462 km (0.085 R)
• M9: 7,152,723 km (0.051 R)
• M10: 7,432,471 km (0.088 R)
• M11: 8,856,044 km (0.102 R)
• M12: 10,163,679 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 13.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.18 AU - 8.02 AU

Year: 6588 Days

Day: 8.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,435,669 km

• M1: 184,903 km (0.053 R)
• M2: 644,168 km (0.118 R)
• M3: 1,167,911 km (0.065 R)
• M4: 1,752,988 km (0.111 R)
• M5: 2,197,892 km (0.109 R)
• M6: 2,736,893 km (0.073 R)
• M7: 3,571,799 km (0.108 R)
• M8: 4,179,017 km (0.1 R)
• M9: 5,149,907 km (0.099 R)
• M10: 6,172,408 km (0.098 R)
• M11: 10,858,861 km (0.1 R)
• M12: 16,040,931 km (0.059 R)
• M13: 17,071,660 km (0.083 R)
• M14: 18,210,848 km (0.083 R)
• M15: 19,467,620 km (0.089 R)
• M16: 19,944,837 km (0.09 R)
• M17: 22,748,899 km (0.025 R)
• M18: 24,520,737 km (0.068 R)
• M19: 26,299,904 km (0.073 R)
• M20: 29,483,945 km (0.097 R)
• M21: 30,478,023 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.4

Radius: 3.7

Gravity: 57.81 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 15.54 AU - 19.3 AU

Year: 25320 Days

Day: 18.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 93,435,669 km

• M1: 46,824 km (0.089 R)
• M2: 199,414 km (0.101 R)
• M3: 319,092 km (0.117 R)
• M4: 521,199 km (0.11 R)
• M5: 656,735 km (0.063 R)
• M6: 1,289,234 km (0.045 R)
• M7: 1,436,289 km (0.058 R)
• M8: 1,631,215 km (0.06 R)
• M9: 2,140,297 km (0.112 R)
• M10: 2,443,532 km (0.036 R)
• M11: 2,748,262 km (0.084 R)
• M12: 3,652,133 km (0.051 R)
• M13: 4,970,838 km (0.089 R)
• M14: 6,158,496 km (0.116 R)
• M15: 8,670,094 km (0.068 R)
• M16: 9,375,448 km (0.079 R)
• M17: 13,559,850 km (0.115 R)
• M18: 16,800,738 km (0.12 R)
• M19: 21,139,675 km (0.065 R)
• M20: 21,981,911 km (0.107 R)
• M21: 26,169,604 km (0.118 R)
• M22: 26,410,008 km (0.094 R)
• M23: 30,194,834 km (0.094 R)
• M24: 42,515,565 km (0.039 R)
• M25: 54,220,701 km (0.114 R)
• M26: 65,219,286 km (0.038 R)
• M27: 67,900,379 km (0.109 R)
• M28: 75,893,992 km (0.094 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 18,852 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit