🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.56 AU - 0.78 AU

Year: 207 Days

Day: 16.7 Hours

Environment

Temp: 104 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.81 AU - 1.25 AU

Year: 394 Days

Day: 15.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,526,766 km

• M1: 388,206 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.27 AU - 1.51 AU

Year: 617 Days

Day: 47.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.79 AU - 2.91 AU

Year: 1357 Days

Day: 23.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.07 AU - 2.63 AU

Year: 1357 Days

Day: 44.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.93 AU - 4.09 AU

Year: 3025 Days

Day: 33.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,526,766 km

• M1: 1,185,563 km (0.085 R)

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.4

Radius: 10.7

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.08 AU - 7.5 AU

Year: 5943 Days

Day: 14.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,526,766 km

• M1: 133,142 km (0.107 R)
• M2: 1,076,506 km (0.04 R)
• M3: 1,669,961 km (0.11 R)
• M4: 3,021,727 km (0.059 R)
• M5: 4,345,669 km (0.116 R)
• M6: 5,965,365 km (0.112 R)
• M7: 6,895,714 km (0.101 R)
• M8: 7,816,788 km (0.087 R)
• M9: 9,195,332 km (0.104 R)
• M10: 9,623,033 km (0.03 R)
• M11: 11,335,779 km (0.105 R)
• M12: 12,569,363 km (0.102 R)
• M13: 19,849,244 km (0.073 R)
• M14: 20,829,559 km (0.051 R)
• M15: 21,500,655 km (0.039 R)
• M16: 23,313,332 km (0.069 R)

Asteroid Belt

Center: 8.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.2

Radius: 13.3

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 10.4 AU - 12.76 AU

Year: 14845 Days

Day: 14.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,526,766 km

• M1: 197,170 km (0.076 R)
• M2: 837,898 km (0.113 R)
• M3: 1,446,013 km (0.071 R)
• M4: 2,025,705 km (0.083 R)
• M5: 3,023,223 km (0.117 R)
• M6: 3,865,011 km (0.047 R)
• M7: 4,422,113 km (0.098 R)
• M8: 5,660,185 km (0.067 R)
• M9: 8,504,639 km (0.085 R)
• M10: 11,934,918 km (0.101 R)
• M11: 14,386,378 km (0.08 R)
• M12: 16,592,049 km (0.105 R)
• M13: 18,324,243 km (0.065 R)
• M14: 21,474,475 km (0.109 R)
• M15: 25,926,059 km (0.086 R)
• M16: 28,025,665 km (0.111 R)
• M17: 35,002,760 km (0.11 R)
• M18: 37,979,608 km (0.116 R)
• M19: 40,247,811 km (0.073 R)
• M20: 44,278,127 km (0.102 R)
• M21: 51,239,814 km (0.093 R)
• M22: 60,023,902 km (0.081 R)
• M23: 61,355,323 km (0.054 R)
• M24: 62,706,491 km (0.053 R)
• M25: 68,722,569 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.8

Radius: 4.7

Gravity: 13.12 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 16.62 AU - 20.24 AU

Year: 29807 Days

Day: 18.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 163.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,526,766 km

• M1: 61,634 km (0.105 R)
• M2: 1,658,442 km (0.062 R)
• M3: 1,989,801 km (0.116 R)
• M4: 3,362,063 km (0.1 R)
• M5: 3,739,498 km (0.081 R)
• M6: 4,144,609 km (0.078 R)
• M7: 5,497,273 km (0.036 R)
• M8: 8,345,616 km (0.056 R)
• M9: 9,255,770 km (0.107 R)
• M10: 14,738,981 km (0.117 R)
• M11: 20,415,023 km (0.092 R)
• M12: 20,889,248 km (0.098 R)
• M13: 24,204,187 km (0.074 R)
• M14: 30,112,555 km (0.104 R)
• M15: 36,774,298 km (0.08 R)
• M16: 44,512,098 km (0.096 R)
• M17: 46,930,498 km (0.117 R)
• M18: 51,676,490 km (0.114 R)
• M19: 58,615,139 km (0.119 R)
• M20: 64,309,881 km (0.09 R)
• M21: 70,362,162 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 15,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit