🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.49 AU - 0.71 AU

Year: 178 Days

Day: 24.9 Hours

Environment

Temp: 166 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,048,066 km

• M1: 289,621 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.25 AU - 1.27 AU

Year: 542 Days

Day: 18.4 Hours

Environment

Temp: -26 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.41 AU - 3.49 AU

Year: 1940 Days

Day: 28.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.57 AU - 3.39 AU

Year: 1970 Days

Day: 33.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.89 AU - 3.47 AU

Year: 2171 Days

Day: 29.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.9

Radius: 10

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.7 AU - 9.34 AU

Year: 7896 Days

Day: 13.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 43,048,066 km

• M1: 219,460 km (0.062 R)
• M2: 304,282 km (0.09 R)
• M3: 442,361 km (0.06 R)
• M4: 575,802 km (0.091 R)
• M5: 648,058 km (0.117 R)
• M6: 988,393 km (0.084 R)
• M7: 1,095,655 km (0.099 R)
• M8: 1,908,719 km (0.104 R)
• M9: 1,998,628 km (0.117 R)
• M10: 2,136,258 km (0.059 R)
• M11: 2,494,395 km (0.094 R)
• M12: 3,027,412 km (0.048 R)
• M13: 3,106,549 km (0.109 R)
• M14: 3,186,285 km (0.114 R)
• M15: 3,375,078 km (0.066 R)
• M16: 3,877,577 km (0.1 R)
• M17: 4,021,340 km (0.116 R)
• M18: 4,108,406 km (0.098 R)
• M19: 4,225,541 km (0.114 R)
• M20: 4,614,197 km (0.116 R)
• M21: 4,797,454 km (0.117 R)
• M22: 5,393,602 km (0.112 R)
• M23: 5,651,658 km (0.066 R)
• M24: 6,013,086 km (0.067 R)
• M25: 6,280,717 km (0.108 R)
• M26: 6,382,144 km (0.114 R)
• M27: 6,518,129 km (0.089 R)
• M28: 6,793,090 km (0.092 R)
• M29: 7,177,407 km (0.101 R)
• M30: 7,640,861 km (0.1 R)
• M31: 7,712,967 km (0.047 R)
• M32: 8,077,238 km (0.114 R)
• M33: 8,596,642 km (0.102 R)
• M34: 9,280,304 km (0.072 R)
• M35: 9,667,613 km (0.093 R)
• M36: 10,020,813 km (0.104 R)
• M37: 10,901,945 km (0.108 R)
• M38: 11,351,786 km (0.089 R)
• M39: 11,641,258 km (0.113 R)
• M40: 11,724,434 km (0.101 R)
• M41: 12,269,868 km (0.106 R)
• M42: 12,354,391 km (0.098 R)
• M43: 12,866,314 km (0.08 R)
• M44: 13,168,203 km (0.088 R)
• M45: 13,341,737 km (0.1 R)
• M46: 13,516,018 km (0.106 R)
• M47: 13,691,048 km (0.111 R)
• M48: 13,866,825 km (0.117 R)
• M49: 14,043,500 km (0.104 R)
• M50: 14,265,204 km (0.091 R)
• M51: 15,027,854 km (0.076 R)
• M52: 15,300,122 km (0.08 R)
• M53: 16,921,165 km (0.116 R)
• M54: 17,871,859 km (0.091 R)
• M55: 19,379,357 km (0.078 R)
• M56: 20,023,675 km (0.119 R)
• M57: 21,282,391 km (0.09 R)
• M58: 21,792,969 km (0.082 R)
• M59: 22,255,974 km (0.098 R)
• M60: 22,359,347 km (0.078 R)
• M61: 22,566,540 km (0.107 R)
• M62: 22,774,331 km (0.111 R)
• M63: 22,878,451 km (0.081 R)
• M64: 23,506,613 km (0.098 R)
• M65: 24,034,394 km (0.052 R)
• M66: 25,263,191 km (0.109 R)
• M67: 26,239,018 km (0.102 R)
• M68: 26,841,448 km (0.098 R)
• M69: 27,006,455 km (0.043 R)
• M70: 27,393,016 km (0.054 R)
• M71: 28,059,923 km (0.051 R)
• M72: 29,013,759 km (0.097 R)
• M73: 29,466,293 km (0.085 R)
• M74: 30,550,578 km (0.083 R)
• M75: 30,838,105 km (0.113 R)
• M76: 31,589,685 km (0.118 R)
• M77: 31,822,309 km (0.077 R)
• M78: 32,347,398 km (0.092 R)
• M79: 32,993,212 km (0.076 R)
• M80: 34,596,452 km (0.097 R)
• M81: 35,076,362 km (0.062 R)
• M82: 35,800,266 km (0.119 R)
• M83: 36,285,712 km (0.06 R)
• M84: 36,834,287 km (0.108 R)
• M85: 37,508,674 km (0.087 R)
• M86: 38,620,934 km (0.086 R)
• M87: 38,807,333 km (0.056 R)
• M88: 39,056,414 km (0.097 R)
• M89: 39,181,029 km (0.094 R)
• M90: 41,958,164 km (0.073 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: 213 - 13,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit