🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.4 AU - 0.64 AU

Year: 133 Days

Day: 31 Hours

Environment

Temp: 244 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.74 AU - 0.8 AU

Year: 240 Days

Day: 24.1 Hours

Environment

Temp: 199 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,553,814 km

• M1: 239,506 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.25 AU - 1.73 AU

Year: 645 Days

Day: 12.6 Hours

Environment

Temp: -22 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.08 AU - 2.08 AU

Year: 1064 Days

Day: 25 Hours

Environment

Temp: -66 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.59 AU - 2.79 AU

Year: 1565 Days

Day: 36.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,553,814 km

• M1: 468,690 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.2

Radius: 6.5

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 18.23 AU - 19.87 AU

Year: 29497 Days

Day: 22 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 82,553,814 km

• M1: 101,727 km (0.067 R)
• M2: 575,204 km (0.05 R)
• M3: 868,116 km (0.103 R)
• M4: 1,002,904 km (0.1 R)
• M5: 1,575,714 km (0.052 R)
• M6: 1,641,089 km (0.101 R)
• M7: 1,982,022 km (0.057 R)
• M8: 2,124,589 km (0.04 R)
• M9: 3,381,361 km (0.063 R)
• M10: 3,552,052 km (0.073 R)
• M11: 4,126,358 km (0.059 R)
• M12: 4,634,542 km (0.094 R)
• M13: 5,810,680 km (0.055 R)
• M14: 6,590,235 km (0.109 R)
• M15: 6,643,342 km (0.095 R)
• M16: 7,292,148 km (0.076 R)
• M17: 8,245,386 km (0.116 R)
• M18: 10,082,298 km (0.09 R)
• M19: 10,204,968 km (0.083 R)
• M20: 10,576,121 km (0.035 R)
• M21: 10,951,611 km (0.107 R)
• M22: 13,094,152 km (0.084 R)
• M23: 13,429,700 km (0.108 R)
• M24: 13,836,307 km (0.075 R)
• M25: 14,041,107 km (0.08 R)
• M26: 15,290,847 km (0.054 R)
• M27: 15,644,347 km (0.091 R)
• M28: 16,143,555 km (0.115 R)
• M29: 16,720,704 km (0.071 R)
• M30: 17,377,887 km (0.08 R)
• M31: 18,868,630 km (0.1 R)
• M32: 19,400,001 km (0.116 R)
• M33: 20,555,047 km (0.103 R)
• M34: 21,258,755 km (0.103 R)
• M35: 21,416,282 km (0.07 R)
• M36: 21,574,107 km (0.106 R)
• M37: 21,890,956 km (0.103 R)
• M38: 22,129,564 km (0.051 R)
• M39: 22,689,808 km (0.041 R)
• M40: 23,012,042 km (0.1 R)
• M41: 23,173,608 km (0.105 R)
• M42: 24,398,216 km (0.042 R)
• M43: 26,147,763 km (0.078 R)
• M44: 27,250,748 km (0.085 R)
• M45: 29,239,502 km (0.118 R)
• M46: 30,739,071 km (0.111 R)
• M47: 31,453,401 km (0.097 R)
• M48: 32,989,472 km (0.118 R)
• M49: 33,537,449 km (0.07 R)
• M50: 33,904,413 km (0.072 R)
• M51: 35,106,282 km (0.087 R)
• M52: 35,478,930 km (0.114 R)
• M53: 38,028,078 km (0.045 R)
• M54: 38,315,007 km (0.096 R)
• M55: 40,148,478 km (0.052 R)
• M56: 40,343,255 km (0.11 R)
• M57: 40,538,181 km (0.119 R)
• M58: 40,831,243 km (0.066 R)
• M59: 43,500,218 km (0.048 R)
• M60: 43,600,150 km (0.073 R)
• M61: 43,800,162 km (0.025 R)
• M62: 44,906,139 km (0.067 R)
• M63: 45,007,118 km (0.08 R)
• M64: 45,108,246 km (0.077 R)
• M65: 45,716,212 km (0.071 R)
• M66: 46,837,897 km (0.1 R)
• M67: 47,659,488 km (0.118 R)
• M68: 47,762,411 km (0.103 R)
• M69: 53,007,014 km (0.095 R)
• M70: 53,220,639 km (0.098 R)
• M71: 54,831,360 km (0.12 R)
• M72: 55,047,379 km (0.054 R)
• M73: 55,371,857 km (0.118 R)
• M74: 57,332,187 km (0.049 R)
• M75: 57,441,693 km (0.075 R)
• M76: 57,770,958 km (0.066 R)
• M77: 58,541,387 km (0.048 R)
• M78: 59,981,117 km (0.117 R)
• M79: 60,761,120 km (0.089 R)
• M80: 60,984,619 km (0.094 R)
• M81: 61,096,518 km (0.076 R)
• M82: 62,556,893 km (0.101 R)
• M83: 62,782,486 km (0.088 R)
• M84: 64,256,025 km (0.092 R)
• M85: 65,970,417 km (0.071 R)
• M86: 71,202,902 km (0.106 R)
• M87: 72,620,491 km (0.085 R)
• M88: 73,095,165 km (0.108 R)
• M89: 74,166,884 km (0.099 R)
• M90: 74,405,643 km (0.091 R)
• M91: 75,844,176 km (0.079 R)
• M92: 78,019,179 km (0.114 R)
• M93: 78,505,223 km (0.086 R)
• M94: 80,459,719 km (0.083 R)
• M95: 82,182,937 km (0.052 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 17,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit