🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.62 AU - 0.92 AU

Year: 248 Days

Day: 16.5 Hours

Environment

Temp: 114 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.3 AU - 2.76 AU

Year: 1477 Days

Day: 47.8 Hours

Environment

Temp: -100 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.5

Radius: 13.4

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.41 AU - 13.89 AU

Year: 15547 Days

Day: 10.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 49,605,915 km

• M1: 169,494 km (0.096 R)
• M2: 342,579 km (0.069 R)
• M3: 464,053 km (0.1 R)
• M4: 559,945 km (0.095 R)
• M5: 923,468 km (0.032 R)
• M6: 1,095,505 km (0.114 R)
• M7: 1,390,961 km (0.109 R)
• M8: 1,540,110 km (0.089 R)
• M9: 1,783,057 km (0.114 R)
• M10: 2,229,307 km (0.109 R)
• M11: 2,405,833 km (0.099 R)
• M12: 2,984,777 km (0.101 R)
• M13: 3,312,695 km (0.088 R)
• M14: 3,492,362 km (0.109 R)
• M15: 4,365,715 km (0.117 R)
• M16: 4,763,944 km (0.089 R)
• M17: 5,946,216 km (0.097 R)
• M18: 6,332,029 km (0.063 R)
• M19: 6,556,276 km (0.119 R)
• M20: 6,840,213 km (0.094 R)
• M21: 7,070,295 km (0.113 R)
• M22: 7,303,069 km (0.081 R)
• M23: 8,320,185 km (0.086 R)
• M24: 8,504,340 km (0.118 R)
• M25: 8,970,636 km (0.053 R)
• M26: 9,159,578 km (0.056 R)
• M27: 9,993,287 km (0.074 R)
• M28: 10,784,510 km (0.065 R)
• M29: 10,884,741 km (0.106 R)
• M30: 11,086,399 km (0.058 R)
• M31: 11,630,038 km (0.052 R)
• M32: 12,321,928 km (0.052 R)
• M33: 12,991,528 km (0.085 R)
• M34: 13,169,699 km (0.097 R)
• M35: 13,781,704 km (0.072 R)
• M36: 13,963,465 km (0.105 R)
• M37: 15,070,938 km (0.089 R)
• M38: 15,295,784 km (0.109 R)
• M39: 17,173,686 km (0.101 R)
• M40: 17,290,971 km (0.094 R)
• M41: 17,644,620 km (0.072 R)
• M42: 18,000,663 km (0.057 R)
• M43: 18,639,446 km (0.116 R)
• M44: 19,489,012 km (0.104 R)
• M45: 20,103,710 km (0.106 R)
• M46: 21,562,738 km (0.109 R)
• M47: 21,731,634 km (0.101 R)
• M48: 22,369,070 km (0.108 R)
• M49: 23,012,491 km (0.109 R)
• M50: 23,098,809 km (0.081 R)
• M51: 23,488,362 km (0.107 R)
• M52: 24,054,889 km (0.088 R)
• M53: 24,493,659 km (0.12 R)
• M54: 25,960,616 km (0.115 R)
• M55: 26,050,524 km (0.095 R)
• M56: 26,863,589 km (0.039 R)
• M57: 27,181,933 km (0.113 R)
• M58: 27,364,443 km (0.107 R)
• M59: 27,639,104 km (0.104 R)
• M60: 28,190,971 km (0.04 R)
• M61: 28,560,926 km (0.103 R)
• M62: 28,700,052 km (0.053 R)
• M63: 29,118,926 km (0.075 R)
• M64: 29,305,624 km (0.053 R)
• M65: 29,539,745 km (0.067 R)
• M66: 29,962,509 km (0.078 R)
• M67: 30,104,028 km (0.091 R)
• M68: 30,624,330 km (0.108 R)
• M69: 31,243,216 km (0.1 R)
• M70: 31,578,016 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.7

Radius: 6.3

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 12.06 AU - 18.58 AU

Year: 22012 Days

Day: 23.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 49,605,915 km

• M1: 79,885 km (0.095 R)
• M2: 151,692 km (0.085 R)
• M3: 262,544 km (0.096 R)
• M4: 632,051 km (0.095 R)
• M5: 806,183 km (0.048 R)
• M6: 956,529 km (0.109 R)
• M7: 1,136,645 km (0.119 R)
• M8: 1,327,382 km (0.069 R)
• M9: 2,784,764 km (0.102 R)
• M10: 3,307,759 km (0.073 R)
• M11: 3,860,672 km (0.079 R)
• M12: 4,019,396 km (0.095 R)
• M13: 4,245,139 km (0.103 R)
• M14: 4,981,459 km (0.104 R)
• M15: 5,541,404 km (0.09 R)
• M16: 5,937,988 km (0.094 R)
• M17: 6,195,147 km (0.099 R)
• M18: 6,606,541 km (0.117 R)
• M19: 6,682,387 km (0.032 R)
• M20: 6,834,828 km (0.094 R)
• M21: 6,988,315 km (0.027 R)
• M22: 8,668,299 km (0.103 R)
• M23: 9,424,666 km (0.115 R)
• M24: 9,681,525 km (0.11 R)
• M25: 10,421,736 km (0.084 R)
• M26: 11,771,707 km (0.108 R)
• M27: 11,817,783 km (0.06 R)
• M28: 13,511,231 km (0.093 R)
• M29: 13,897,792 km (0.089 R)
• M30: 14,043,650 km (0.117 R)
• M31: 15,986,028 km (0.119 R)
• M32: 16,241,093 km (0.109 R)
• M33: 16,652,038 km (0.051 R)
• M34: 18,063,943 km (0.072 R)
• M35: 18,489,549 km (0.098 R)
• M36: 19,188,320 km (0.062 R)
• M37: 19,513,845 km (0.084 R)
• M38: 19,895,769 km (0.031 R)
• M39: 20,445,691 km (0.084 R)
• M40: 20,501,042 km (0.106 R)
• M41: 20,556,243 km (0.081 R)
• M42: 21,504,395 km (0.104 R)
• M43: 22,352,615 km (0.057 R)
• M44: 22,580,751 km (0.075 R)
• M45: 22,695,044 km (0.069 R)
• M46: 23,211,905 km (0.077 R)
• M47: 24,081,816 km (0.119 R)
• M48: 24,315,638 km (0.111 R)
• M49: 24,903,408 km (0.118 R)
• M50: 25,436,425 km (0.089 R)
• M51: 25,853,654 km (0.115 R)
• M52: 26,333,115 km (0.102 R)
• M53: 26,876,155 km (0.059 R)
• M54: 26,936,742 km (0.118 R)
• M55: 27,422,786 km (0.077 R)
• M56: 27,911,821 km (0.112 R)
• M57: 28,403,699 km (0.057 R)
• M58: 29,209,134 km (0.058 R)
• M59: 30,147,860 km (0.056 R)
• M60: 30,652,454 km (0.076 R)
• M61: 30,715,734 km (0.093 R)
• M62: 30,779,014 km (0.12 R)
• M63: 31,862,252 km (0.088 R)
• M64: 32,054,635 km (0.115 R)
• M65: 32,505,074 km (0.116 R)
• M66: 33,607,910 km (0.065 R)
• M67: 33,934,631 km (0.064 R)
• M68: 34,328,074 km (0.12 R)
• M69: 35,450,955 km (0.107 R)
• M70: 36,720,144 km (0.1 R)
• M71: 37,597,086 km (0.089 R)
• M72: 37,732,622 km (0.107 R)
• M73: 37,868,307 km (0.118 R)
• M74: 40,546,558 km (0.116 R)
• M75: 41,243,086 km (0.11 R)
• M76: 41,382,810 km (0.063 R)
• M77: 41,873,342 km (0.098 R)
• M78: 42,436,278 km (0.065 R)
• M79: 42,577,349 km (0.037 R)
• M80: 45,721,148 km (0.107 R)
• M81: 48,201,032 km (0.099 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 16,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit