🌌 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: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.55 AU - 0.65 AU

Year: 168 Days

Day: 28.2 Hours

Environment

Temp: 188 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.83 AU - 0.89 AU

Year: 288 Days

Day: 47.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.97 AU - 1.57 AU

Year: 518 Days

Day: 36.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.11 AU - 3.51 AU

Year: 1704 Days

Day: 43.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.49 AU - 3.47 AU

Year: 1860 Days

Day: 28 Hours

Environment

Temp: -91 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.88 AU - 4.12 AU

Year: 2368 Days

Day: 19 Hours

Environment

Temp: -111 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.3

Radius: 12.7

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.27 AU - 10.59 AU

Year: 11317 Days

Day: 13.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 55,919,893 km

• M1: 250,277 km (0.098 R)
• M2: 620,831 km (0.085 R)
• M3: 781,350 km (0.103 R)
• M4: 1,103,434 km (0.046 R)
• M5: 1,739,374 km (0.118 R)
• M6: 2,001,171 km (0.114 R)
• M7: 2,389,527 km (0.085 R)
• M8: 2,475,994 km (0.119 R)
• M9: 2,923,890 km (0.097 R)
• M10: 3,593,790 km (0.108 R)
• M11: 3,693,272 km (0.054 R)
• M12: 3,861,420 km (0.097 R)
• M13: 4,170,340 km (0.092 R)
• M14: 4,380,974 km (0.107 R)
• M15: 4,631,101 km (0.106 R)
• M16: 5,371,611 km (0.066 R)
• M17: 5,990,647 km (0.079 R)
• M18: 6,109,278 km (0.093 R)
• M19: 6,714,252 km (0.09 R)
• M20: 6,878,809 km (0.093 R)
• M21: 7,128,189 km (0.069 R)
• M22: 7,211,964 km (0.118 R)
• M23: 7,338,374 km (0.057 R)
• M24: 7,851,046 km (0.115 R)
• M25: 7,981,196 km (0.05 R)
• M26: 8,866,217 km (0.106 R)
• M27: 9,366,472 km (0.067 R)
• M28: 9,735,979 km (0.112 R)
• M29: 9,922,528 km (0.092 R)
• M30: 10,110,273 km (0.103 R)
• M31: 10,873,222 km (0.107 R)
• M32: 11,506,769 km (0.058 R)
• M33: 12,052,352 km (0.092 R)
• M34: 12,252,814 km (0.091 R)
• M35: 13,843,637 km (0.053 R)
• M36: 14,158,990 km (0.074 R)
• M37: 14,423,778 km (0.095 R)
• M38: 16,878,679 km (0.119 R)
• M39: 17,328,520 km (0.063 R)
• M40: 17,611,709 km (0.082 R)
• M41: 19,460,140 km (0.116 R)
• M42: 19,577,724 km (0.079 R)
• M43: 20,109,843 km (0.104 R)
• M44: 21,067,419 km (0.119 R)
• M45: 21,430,344 km (0.114 R)
• M46: 22,778,819 km (0.065 R)
• M47: 23,588,443 km (0.079 R)
• M48: 24,028,410 km (0.116 R)
• M49: 24,661,508 km (0.076 R)
• M50: 24,788,816 km (0.108 R)
• M51: 25,364,319 km (0.066 R)
• M52: 25,815,057 km (0.039 R)
• M53: 26,268,339 km (0.107 R)
• M54: 26,724,313 km (0.066 R)
• M55: 26,920,586 km (0.102 R)
• M56: 27,314,477 km (0.117 R)
• M57: 28,708,131 km (0.085 R)
• M58: 30,056,755 km (0.106 R)
• M59: 30,260,807 km (0.103 R)
• M60: 30,944,469 km (0.07 R)
• M61: 31,771,596 km (0.088 R)
• M62: 32,257,340 km (0.12 R)
• M63: 32,466,328 km (0.051 R)
• M64: 33,729,533 km (0.066 R)
• M65: 35,008,894 km (0.1 R)
• M66: 35,295,224 km (0.047 R)
• M67: 35,582,452 km (0.109 R)
• M68: 35,798,471 km (0.066 R)
• M69: 36,739,143 km (0.084 R)
• M70: 37,981,703 km (0.079 R)
• M71: 40,432,565 km (0.078 R)
• M72: 41,942,755 km (0.057 R)
• M73: 43,164,222 km (0.111 R)
• M74: 43,394,602 km (0.118 R)
• M75: 45,876,730 km (0.079 R)
• M76: 46,111,748 km (0.046 R)
• M77: 46,268,677 km (0.11 R)
• M78: 48,404,485 km (0.114 R)
• M79: 48,643,842 km (0.101 R)
• M80: 51,139,583 km (0.033 R)
• M81: 51,302,047 km (0.12 R)
• M82: 51,953,545 km (0.108 R)
• M83: 53,759,341 km (0.091 R)
• M84: 53,924,497 km (0.102 R)
• M85: 54,669,943 km (0.06 R)
• M86: 55,502,156 km (0.077 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 14,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit