🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.61 AU - 0.81 AU

Year: 220 Days

Day: 21.7 Hours

Environment

Temp: 190 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.94 AU - 1.04 AU

Year: 362 Days

Day: 36.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.12 AU - 2.5 AU

Year: 1289 Days

Day: 37.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.46 AU - 5.5 AU

Year: 3481 Days

Day: 44.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.5

Radius: 10.2

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.2 AU - 5.88 AU

Year: 4787 Days

Day: 10 Hours

Environment

Temp: -150 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 42,948,775 km

• M1: 134,488 km (0.106 R)
• M2: 212,130 km (0.035 R)
• M3: 414,685 km (0.094 R)
• M4: 505,192 km (0.107 R)
• M5: 661,522 km (0.098 R)
• M6: 796,309 km (0.094 R)
• M7: 900,579 km (0.086 R)
• M8: 981,960 km (0.099 R)
• M9: 1,211,892 km (0.113 R)
• M10: 1,395,898 km (0.092 R)
• M11: 1,638,994 km (0.09 R)
• M12: 1,896,003 km (0.109 R)
• M13: 2,092,725 km (0.087 R)
• M14: 2,166,028 km (0.042 R)
• M15: 2,545,408 km (0.075 R)
• M16: 2,864,201 km (0.036 R)
• M17: 2,945,881 km (0.069 R)
• M18: 3,069,898 km (0.032 R)
• M19: 3,259,289 km (0.076 R)
• M20: 3,323,317 km (0.118 R)
• M21: 3,828,060 km (0.083 R)
• M22: 4,263,240 km (0.073 R)
• M23: 4,690,192 km (0.094 R)
• M24: 4,811,217 km (0.073 R)
• M25: 5,508,194 km (0.031 R)
• M26: 5,739,023 km (0.056 R)
• M27: 6,210,107 km (0.116 R)
• M28: 6,693,757 km (0.082 R)
• M29: 7,133,874 km (0.078 R)
• M30: 7,301,423 km (0.069 R)
• M31: 7,955,615 km (0.098 R)
• M32: 8,956,724 km (0.051 R)
• M33: 9,258,762 km (0.027 R)
• M34: 9,411,052 km (0.078 R)
• M35: 10,028,592 km (0.046 R)
• M36: 10,500,275 km (0.039 R)
• M37: 11,270,105 km (0.091 R)
• M38: 11,400,106 km (0.029 R)
• M39: 11,465,330 km (0.092 R)
• M40: 11,596,229 km (0.068 R)
• M41: 12,124,459 km (0.082 R)
• M42: 12,593,149 km (0.101 R)
• M43: 13,307,329 km (0.053 R)
• M44: 13,617,445 km (0.032 R)
• M45: 13,756,123 km (0.116 R)
• M46: 13,929,955 km (0.105 R)
• M47: 14,244,859 km (0.092 R)
• M48: 14,315,170 km (0.1 R)
• M49: 14,953,055 km (0.097 R)
• M50: 15,636,418 km (0.08 R)
• M51: 15,745,325 km (0.108 R)
• M52: 16,330,104 km (0.095 R)
• M53: 16,440,507 km (0.048 R)
• M54: 17,033,662 km (0.061 R)
• M55: 17,295,459 km (0.109 R)
• M56: 17,936,635 km (0.079 R)
• M57: 18,317,362 km (0.117 R)
• M58: 19,319,967 km (0.118 R)
• M59: 19,788,806 km (0.118 R)
• M60: 20,063,917 km (0.119 R)
• M61: 20,657,820 km (0.046 R)
• M62: 20,777,349 km (0.05 R)
• M63: 21,418,526 km (0.062 R)
• M64: 21,660,575 km (0.12 R)
• M65: 21,984,753 km (0.112 R)
• M66: 22,229,047 km (0.068 R)
• M67: 22,515,078 km (0.118 R)
• M68: 23,546,705 km (0.106 R)
• M69: 24,762,636 km (0.12 R)
• M70: 25,913,044 km (0.114 R)
• M71: 25,998,913 km (0.034 R)
• M72: 26,863,140 km (0.094 R)
• M73: 27,692,959 km (0.093 R)
• M74: 28,088,945 km (0.11 R)
• M75: 28,177,208 km (0.034 R)
• M76: 28,842,021 km (0.071 R)
• M77: 29,601,828 km (0.08 R)
• M78: 30,277,711 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.5

Radius: 14.5

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.89 AU - 10.11 AU

Year: 9097 Days

Day: 11.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 42,948,775 km

• M1: 181,761 km (0.105 R)
• M2: 599,439 km (0.098 R)
• M3: 718,818 km (0.096 R)
• M4: 814,710 km (0.045 R)
• M5: 1,150,707 km (0.082 R)
• M6: 1,246,749 km (0.072 R)
• M7: 1,573,620 km (0.036 R)
• M8: 1,997,880 km (0.089 R)
• M9: 2,333,727 km (0.093 R)
• M10: 2,584,902 km (0.079 R)
• M11: 2,687,975 km (0.114 R)
• M12: 3,619,820 km (0.094 R)
• M13: 3,852,893 km (0.112 R)
• M14: 4,242,446 km (0.062 R)
• M15: 4,739,560 km (0.119 R)
• M16: 5,654,201 km (0.073 R)
• M17: 5,959,830 km (0.027 R)
• M18: 7,383,253 km (0.074 R)
• M19: 7,717,754 km (0.107 R)
• M20: 8,324,523 km (0.096 R)
• M21: 8,478,759 km (0.077 R)
• M22: 8,594,996 km (0.115 R)
• M23: 8,907,506 km (0.096 R)
• M24: 9,025,838 km (0.117 R)
• M25: 9,184,262 km (0.099 R)
• M26: 9,705,461 km (0.078 R)
• M27: 10,484,866 km (0.092 R)
• M28: 10,860,955 km (0.101 R)
• M29: 11,071,888 km (0.107 R)
• M30: 12,234,413 km (0.08 R)
• M31: 12,410,041 km (0.109 R)
• M32: 13,571,519 km (0.072 R)
• M33: 13,844,385 km (0.108 R)
• M34: 14,073,270 km (0.095 R)
• M35: 14,442,178 km (0.077 R)
• M36: 15,567,753 km (0.096 R)
• M37: 16,045,120 km (0.12 R)
• M38: 16,624,363 km (0.097 R)
• M39: 16,965,296 km (0.077 R)
• M40: 17,555,460 km (0.093 R)
• M41: 18,352,667 km (0.067 R)
• M42: 19,212,705 km (0.071 R)
• M43: 20,710,030 km (0.104 R)
• M44: 20,972,125 km (0.043 R)
• M45: 22,191,348 km (0.075 R)
• M46: 23,433,459 km (0.08 R)
• M47: 23,980,539 km (0.114 R)
• M48: 24,476,605 km (0.119 R)
• M49: 24,809,161 km (0.115 R)
• M50: 25,310,763 km (0.084 R)
• M51: 25,590,960 km (0.059 R)
• M52: 25,985,001 km (0.045 R)
• M53: 26,211,043 km (0.112 R)
• M54: 27,696,101 km (0.073 R)
• M55: 28,100,614 km (0.048 R)
• M56: 28,681,801 km (0.117 R)
• M57: 29,032,459 km (0.056 R)
• M58: 30,152,348 km (0.091 R)
• M59: 32,191,367 km (0.095 R)
• M60: 32,555,788 km (0.081 R)
• M61: 33,411,488 km (0.088 R)
• M62: 34,708,950 km (0.12 R)
• M63: 34,895,648 km (0.086 R)
• M64: 35,020,263 km (0.037 R)
• M65: 36,211,810 km (0.065 R)
• M66: 36,844,310 km (0.097 R)
• M67: 36,971,319 km (0.12 R)
• M68: 37,289,214 km (0.093 R)
• M69: 37,416,671 km (0.109 R)
• M70: 37,608,157 km (0.084 R)
• M71: 38,377,239 km (0.066 R)
• M72: 38,505,894 km (0.047 R)
• M73: 38,763,651 km (0.105 R)
• M74: 39,670,513 km (0.117 R)
• M75: 40,912,325 km (0.102 R)
• M76: 41,373,086 km (0.097 R)
• M77: 41,571,004 km (0.113 R)
• M78: 42,632,252 km (0.07 R)
• M79: 42,832,264 km (0.085 R)
• M80: 43,568,285 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.3

Radius: 7.4

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 14.62 AU - 19.1 AU

Year: 25413 Days

Day: 24.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 42,948,775 km

• M1: 95,892 km (0.115 R)
• M2: 195,524 km (0.097 R)
• M3: 292,763 km (0.05 R)
• M4: 384,766 km (0.093 R)
• M5: 802,293 km (0.117 R)
• M6: 989,889 km (0.084 R)
• M7: 1,307,485 km (0.103 R)
• M8: 1,366,726 km (0.104 R)
• M9: 2,581,760 km (0.071 R)
• M10: 2,732,704 km (0.086 R)
• M11: 3,016,791 km (0.092 R)
• M12: 3,283,374 km (0.114 R)
• M13: 3,474,560 km (0.075 R)
• M14: 3,782,433 km (0.079 R)
• M15: 3,982,894 km (0.037 R)
• M16: 4,727,143 km (0.092 R)
• M17: 5,839,403 km (0.083 R)
• M18: 6,373,916 km (0.08 R)
• M19: 6,475,793 km (0.109 R)
• M20: 7,382,057 km (0.065 R)
• M21: 7,632,783 km (0.033 R)
• M22: 8,513,615 km (0.112 R)
• M23: 8,625,963 km (0.043 R)
• M24: 9,933,598 km (0.094 R)
• M25: 10,210,503 km (0.03 R)
• M26: 10,290,090 km (0.047 R)
• M27: 12,008,071 km (0.1 R)
• M28: 12,943,058 km (0.092 R)
• M29: 13,681,324 km (0.071 R)
• M30: 13,769,138 km (0.092 R)
• M31: 14,033,627 km (0.06 R)
• M32: 14,972,204 km (0.093 R)
• M33: 16,581,278 km (0.072 R)
• M34: 17,430,097 km (0.11 R)
• M35: 18,148,166 km (0.12 R)
• M36: 19,415,560 km (0.115 R)
• M37: 20,309,557 km (0.11 R)
• M38: 20,913,034 km (0.108 R)
• M39: 21,166,304 km (0.117 R)
• M40: 23,228,061 km (0.053 R)
• M41: 26,384,128 km (0.052 R)
• M42: 27,262,866 km (0.086 R)
• M43: 27,928,277 km (0.104 R)
• M44: 28,823,770 km (0.08 R)
• M45: 32,089,790 km (0.097 R)
• M46: 32,440,298 km (0.077 R)
• M47: 32,792,152 km (0.116 R)
• M48: 33,558,692 km (0.112 R)
• M49: 34,331,215 km (0.081 R)
• M50: 35,109,573 km (0.091 R)
• M51: 36,500,983 km (0.108 R)
• M52: 37,910,195 km (0.112 R)
• M53: 39,150,062 km (0.033 R)
• M54: 39,649,719 km (0.083 R)
• M55: 41,796,897 km (0.112 R)
• M56: 42,884,474 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 16,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit