🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.03 AU - 1.33 AU

Year: 488 Days

Day: 15.2 Hours

Environment

Temp: -13 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 57,776,193 km

• M1: 211,831 km (0.103 R)
• M2: 241,002 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.12 AU - 1.4 AU

Year: 539 Days

Day: 19.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,776,193 km

• M1: 423,512 km (0.119 R)
• M2: 620,233 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.21 AU - 1.59 AU

Year: 631 Days

Day: 21 Hours

Environment

Temp: -55 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,776,193 km

• M1: 692,040 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.64 AU - 1.76 AU

Year: 844 Days

Day: 47.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.22 AU - 3.34 AU

Year: 1765 Days

Day: 32.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.9

Radius: 7

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 13.09 AU - 16.33 AU

Year: 21484 Days

Day: 18.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 57,776,193 km

• M1: 371,900 km (0.06 R)
• M2: 583,581 km (0.079 R)
• M3: 771,177 km (0.043 R)
• M4: 892,800 km (0.075 R)
• M5: 1,087,577 km (0.088 R)
• M6: 1,155,494 km (0.103 R)
• M7: 1,491,491 km (0.084 R)
• M8: 1,542,055 km (0.081 R)
• M9: 1,670,709 km (0.096 R)
• M10: 1,749,697 km (0.093 R)
• M11: 2,191,758 km (0.059 R)
• M12: 2,485,120 km (0.038 R)
• M13: 2,575,627 km (0.099 R)
• M14: 2,916,859 km (0.048 R)
• M15: 3,438,507 km (0.086 R)
• M16: 3,710,177 km (0.102 R)
• M17: 4,238,108 km (0.108 R)
• M18: 4,978,468 km (0.079 R)
• M19: 5,999,473 km (0.088 R)
• M20: 6,326,344 km (0.079 R)
• M21: 6,701,087 km (0.085 R)
• M22: 6,827,497 km (0.12 R)
• M23: 6,912,319 km (0.12 R)
• M24: 6,997,440 km (0.112 R)
• M25: 7,647,144 km (0.089 R)
• M26: 8,090,851 km (0.104 R)
• M27: 9,142,973 km (0.093 R)
• M28: 9,236,472 km (0.091 R)
• M29: 9,424,516 km (0.057 R)
• M30: 10,044,300 km (0.112 R)
• M31: 10,726,317 km (0.115 R)
• M32: 10,874,419 km (0.087 R)
• M33: 11,222,683 km (0.074 R)
• M34: 11,373,029 km (0.067 R)
• M35: 12,756,210 km (0.072 R)
• M36: 13,440,920 km (0.116 R)
• M37: 15,121,353 km (0.12 R)
• M38: 15,677,558 km (0.103 R)
• M39: 17,212,133 km (0.102 R)
• M40: 17,501,604 km (0.088 R)
• M41: 17,617,842 km (0.044 R)
• M42: 17,909,558 km (0.048 R)
• M43: 18,085,335 km (0.097 R)
• M44: 18,202,770 km (0.091 R)
• M45: 18,734,740 km (0.044 R)
• M46: 20,728,431 km (0.06 R)
• M47: 21,656,835 km (0.119 R)
• M48: 22,094,708 km (0.063 R)
• M49: 22,598,703 km (0.12 R)
• M50: 22,725,263 km (0.113 R)
• M51: 25,371,799 km (0.049 R)
• M52: 25,503,295 km (0.059 R)
• M53: 27,301,761 km (0.047 R)
• M54: 27,639,254 km (0.057 R)
• M55: 28,250,212 km (0.117 R)
• M56: 28,318,428 km (0.093 R)
• M57: 29,623,819 km (0.061 R)
• M58: 31,019,118 km (0.057 R)
• M59: 32,435,810 km (0.056 R)
• M60: 33,151,935 km (0.095 R)
• M61: 34,236,071 km (0.114 R)
• M62: 34,454,185 km (0.114 R)
• M63: 35,331,726 km (0.082 R)
• M64: 35,478,631 km (0.051 R)
• M65: 35,699,437 km (0.079 R)
• M66: 35,773,189 km (0.1 R)
• M67: 36,216,448 km (0.066 R)
• M68: 36,438,750 km (0.107 R)
• M69: 36,810,351 km (0.11 R)
• M70: 37,557,293 km (0.119 R)
• M71: 37,857,387 km (0.073 R)
• M72: 38,990,142 km (0.116 R)
• M73: 39,141,984 km (0.05 R)
• M74: 39,827,740 km (0.079 R)
• M75: 40,287,155 km (0.113 R)
• M76: 40,363,899 km (0.09 R)
• M77: 41,520,889 km (0.03 R)
• M78: 42,532,470 km (0.102 R)
• M79: 44,500,280 km (0.113 R)
• M80: 44,897,463 km (0.096 R)
• M81: 44,977,049 km (0.057 R)
• M82: 45,056,635 km (0.107 R)
• M83: 45,615,233 km (0.103 R)
• M84: 46,015,707 km (0.09 R)
• M85: 47,143,076 km (0.063 R)
• M86: 49,589,450 km (0.083 R)
• M87: 50,910,848 km (0.114 R)
• M88: 51,159,929 km (0.037 R)
• M89: 53,503,978 km (0.115 R)
• M90: 54,859,185 km (0.106 R)
• M91: 56,740,976 km (0.098 R)
• M92: 56,913,014 km (0.075 R)
• M93: 57,257,837 km (0.056 R)
• M94: 57,516,791 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 13,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit