🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.59 AU - 0.81 AU

Year: 205 Days

Day: 16 Hours

Environment

Temp: 233 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.57 AU - 0.93 AU

Year: 227 Days

Day: 32.6 Hours

Environment

Temp: 138 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,515,005 km

• M1: 335,249 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.04 AU - 1.28 AU

Year: 437 Days

Day: 16.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,515,005 km

• M1: 48,769 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.32 AU - 3.44 AU

Year: 2174 Days

Day: 35.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 20.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.1

Radius: 3.2

Gravity: 27.84 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 20.2 AU - 20.82 AU

Year: 32496 Days

Day: 17 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 78,515,005 km

• M1: 52,658 km (0.032 R)
• M2: 184,005 km (0.109 R)
• M3: 788,979 km (0.11 R)
• M4: 917,185 km (0.062 R)
• M5: 1,280,707 km (0.116 R)
• M6: 1,524,402 km (0.064 R)
• M7: 1,984,565 km (0.06 R)
• M8: 2,158,697 km (0.082 R)
• M9: 2,596,271 km (0.074 R)
• M10: 2,633,970 km (0.086 R)
• M11: 2,786,410 km (0.116 R)
• M12: 3,591,546 km (0.071 R)
• M13: 3,718,105 km (0.052 R)
• M14: 4,283,436 km (0.079 R)
• M15: 4,598,788 km (0.098 R)
• M16: 7,323,713 km (0.094 R)
• M17: 7,591,793 km (0.114 R)
• M18: 7,917,767 km (0.05 R)
• M19: 8,639,576 km (0.098 R)
• M20: 8,752,523 km (0.071 R)
• M21: 9,094,055 km (0.054 R)
• M22: 9,908,166 km (0.106 R)
• M23: 10,383,588 km (0.07 R)
• M24: 10,503,715 km (0.118 R)
• M25: 12,231,870 km (0.095 R)
• M26: 12,422,308 km (0.092 R)
• M27: 13,258,261 km (0.091 R)
• M28: 13,979,771 km (0.114 R)
• M29: 14,112,315 km (0.037 R)
• M30: 14,781,317 km (0.117 R)
• M31: 14,848,785 km (0.088 R)
• M32: 15,666,338 km (0.057 R)
• M33: 16,498,401 km (0.115 R)
• M34: 16,638,574 km (0.096 R)
• M35: 18,713,497 km (0.114 R)
• M36: 19,967,127 km (0.073 R)
• M37: 21,171,539 km (0.071 R)
• M38: 21,629,309 km (0.098 R)
• M39: 21,782,647 km (0.112 R)
• M40: 22,632,213 km (0.061 R)
• M41: 23,335,323 km (0.04 R)
• M42: 23,650,077 km (0.104 R)
• M43: 26,136,992 km (0.096 R)
• M44: 26,300,353 km (0.12 R)
• M45: 28,035,090 km (0.104 R)
• M46: 28,453,515 km (0.06 R)
• M47: 29,466,293 km (0.097 R)
• M48: 31,700,537 km (0.103 R)
• M49: 31,961,884 km (0.118 R)
• M50: 33,456,068 km (0.107 R)
• M51: 33,899,775 km (0.098 R)
• M52: 35,242,715 km (0.066 R)
• M53: 35,875,365 km (0.11 R)
• M54: 36,238,588 km (0.118 R)
• M55: 36,511,754 km (0.07 R)
• M56: 36,877,072 km (0.035 R)
• M57: 37,519,296 km (0.082 R)
• M58: 38,165,259 km (0.094 R)
• M59: 38,350,461 km (0.092 R)
• M60: 38,628,863 km (0.041 R)
• M61: 39,468,107 km (0.082 R)
• M62: 39,749,201 km (0.113 R)
• M63: 40,124,991 km (0.101 R)
• M64: 41,354,387 km (0.098 R)
• M65: 41,735,263 km (0.075 R)
• M66: 42,596,199 km (0.117 R)
• M67: 44,141,245 km (0.099 R)
• M68: 45,410,134 km (0.05 R)
• M69: 46,394,189 km (0.077 R)
• M70: 48,684,383 km (0.111 R)
• M71: 49,691,476 km (0.082 R)
• M72: 51,931,106 km (0.111 R)
• M73: 53,270,007 km (0.083 R)
• M74: 54,724,547 km (0.108 R)
• M75: 55,456,679 km (0.111 R)
• M76: 55,771,433 km (0.069 R)
• M77: 55,981,618 km (0.027 R)
• M78: 58,844,622 km (0.11 R)
• M79: 59,487,294 km (0.097 R)
• M80: 59,702,117 km (0.05 R)
• M81: 61,104,148 km (0.058 R)
• M82: 64,380,940 km (0.056 R)
• M83: 65,264,315 km (0.108 R)
• M84: 66,708,383 km (0.103 R)
• M85: 67,266,533 km (0.043 R)
• M86: 70,307,558 km (0.039 R)
• M87: 70,648,193 km (0.106 R)
• M88: 72,130,708 km (0.1 R)
• M89: 72,245,150 km (0.099 R)
• M90: 72,359,592 km (0.099 R)
• M91: 73,853,926 km (0.097 R)
• M92: 74,084,755 km (0.07 R)
• M93: 76,522,452 km (0.118 R)
• M94: 77,809,742 km (0.106 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 11,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit