🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.46 AU - 0.7 AU

Year: 156 Days

Day: 30.9 Hours

Environment

Temp: 236 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.22 AU - 1.5 AU

Year: 560 Days

Day: 35.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.57 AU - 3.01 AU

Year: 1646 Days

Day: 42.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.98 AU - 4.06 AU

Year: 2846 Days

Day: 25.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.22 AU - 6.14 AU

Year: 4163 Days

Day: 37.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.6

Radius: 4.7

Gravity: 32.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 15.6 AU - 15.82 AU

Year: 21987 Days

Day: 20.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 82,198,904 km

• M1: 65,823 km (0.106 R)
• M2: 326,423 km (0.08 R)
• M3: 506,838 km (0.117 R)
• M4: 619,485 km (0.114 R)
• M5: 842,535 km (0.086 R)
• M6: 895,343 km (0.109 R)
• M7: 1,146,967 km (0.064 R)
• M8: 1,235,678 km (0.105 R)
• M9: 1,579,754 km (0.119 R)
• M10: 1,987,258 km (0.089 R)
• M11: 2,313,381 km (0.111 R)
• M12: 2,617,065 km (0.069 R)
• M13: 3,220,094 km (0.082 R)
• M14: 3,776,000 km (0.07 R)
• M15: 4,042,583 km (0.052 R)
• M16: 4,315,151 km (0.045 R)
• M17: 4,640,825 km (0.091 R)
• M18: 4,974,279 km (0.078 R)
• M19: 6,383,640 km (0.043 R)
• M20: 6,436,149 km (0.098 R)
• M21: 6,594,424 km (0.114 R)
• M22: 7,131,480 km (0.096 R)
• M23: 7,350,342 km (0.094 R)
• M24: 8,304,327 km (0.068 R)
• M25: 8,592,303 km (0.057 R)
• M26: 9,837,107 km (0.045 R)
• M27: 10,264,508 km (0.073 R)
• M28: 10,822,808 km (0.118 R)
• M29: 11,263,822 km (0.113 R)
• M30: 11,390,831 km (0.11 R)
• M31: 11,839,475 km (0.045 R)
• M32: 12,490,225 km (0.114 R)
• M33: 12,621,872 km (0.116 R)
• M34: 12,687,695 km (0.093 R)
• M35: 13,219,515 km (0.069 R)
• M36: 14,304,548 km (0.066 R)
• M37: 14,718,785 km (0.092 R)
• M38: 15,842,714 km (0.083 R)
• M39: 16,127,997 km (0.106 R)
• M40: 16,848,460 km (0.099 R)
• M41: 18,246,153 km (0.116 R)
• M42: 18,695,246 km (0.115 R)
• M43: 19,072,233 km (0.103 R)
• M44: 19,299,621 km (0.11 R)
• M45: 20,218,302 km (0.101 R)
• M46: 22,576,263 km (0.055 R)
• M47: 23,543,563 km (0.114 R)
• M48: 23,787,408 km (0.119 R)
• M49: 24,854,190 km (0.081 R)
• M50: 25,102,523 km (0.052 R)
• M51: 26,609,871 km (0.102 R)
• M52: 26,694,543 km (0.108 R)
• M53: 27,802,465 km (0.078 R)
• M54: 29,361,275 km (0.109 R)
• M55: 31,126,231 km (0.1 R)
• M56: 32,381,955 km (0.11 R)
• M57: 34,850,170 km (0.065 R)
• M58: 37,188,834 km (0.032 R)
• M59: 37,662,760 km (0.062 R)
• M60: 38,999,866 km (0.09 R)
• M61: 39,192,249 km (0.044 R)
• M62: 39,964,622 km (0.067 R)
• M63: 41,328,357 km (0.074 R)
• M64: 44,301,465 km (0.114 R)
• M65: 44,904,194 km (0.077 R)
• M66: 45,307,660 km (0.033 R)
• M67: 46,626,964 km (0.097 R)
• M68: 47,035,515 km (0.073 R)
• M69: 47,547,738 km (0.116 R)
• M70: 47,753,286 km (0.082 R)
• M71: 48,164,979 km (0.113 R)
• M72: 49,823,720 km (0.087 R)
• M73: 50,975,026 km (0.098 R)
• M74: 52,771,247 km (0.086 R)
• M75: 55,342,386 km (0.059 R)
• M76: 56,425,624 km (0.025 R)
• M77: 56,534,382 km (0.076 R)
• M78: 56,860,954 km (0.114 R)
• M79: 57,078,918 km (0.074 R)
• M80: 57,515,893 km (0.114 R)
• M81: 58,833,402 km (0.109 R)
• M82: 59,717,226 km (0.095 R)
• M83: 60,716,689 km (0.09 R)
• M84: 61,162,790 km (0.11 R)
• M85: 62,394,878 km (0.062 R)
• M86: 62,845,018 km (0.096 R)
• M87: 64,201,721 km (0.087 R)
• M88: 64,656,050 km (0.106 R)
• M89: 67,635,441 km (0.044 R)
• M90: 68,097,699 km (0.106 R)
• M91: 76,115,995 km (0.103 R)
• M92: 77,199,383 km (0.059 R)
• M93: 78,166,683 km (0.116 R)
• M94: 79,016,399 km (0.038 R)
• M95: 79,138,022 km (0.066 R)
• M96: 80,847,327 km (0.08 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 18,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit