🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.47 AU - 0.75 AU

Year: 177 Days

Day: 40.3 Hours

Environment

Temp: 201 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.64 AU - 0.96 AU

Year: 265 Days

Day: 45.6 Hours

Environment

Temp: 112 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.83 AU - 1.17 AU

Year: 371 Days

Day: 47.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.99 AU - 1.03 AU

Year: 376 Days

Day: 17.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 44.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 86,685,266 km

• M1: 504,444 km (0.106 R)
• M2: 558,598 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.87 AU - 1.35 AU

Year: 434 Days

Day: 43.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,685,266 km

• M1: 128,205 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.66 AU - 2.46 AU

Year: 1096 Days

Day: 39.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.31 AU - 2.39 AU

Year: 1336 Days

Day: 42 Hours

Environment

Temp: -77 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,685,266 km

• M1: 1,100,592 km (0.076 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.98 AU - 3.26 AU

Year: 2044 Days

Day: 43.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.8

Radius: 11.5

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.83 AU - 7.25 AU

Year: 5505 Days

Day: 11.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 86,685,266 km

• M1: 145,858 km (0.12 R)
• M2: 365,318 km (0.069 R)
• M3: 669,899 km (0.06 R)
• M4: 745,745 km (0.068 R)
• M5: 1,314,217 km (0.081 R)
• M6: 1,428,809 km (0.113 R)
• M7: 1,703,770 km (0.05 R)
• M8: 1,902,885 km (0.09 R)
• M9: 2,071,631 km (0.098 R)
• M10: 2,265,061 km (0.104 R)
• M11: 2,344,049 km (0.117 R)
• M12: 2,484,821 km (0.07 R)
• M13: 2,586,996 km (0.097 R)
• M14: 2,923,890 km (0.112 R)
• M15: 3,207,977 km (0.071 R)
• M16: 3,410,083 km (0.091 R)
• M17: 3,732,766 km (0.1 R)
• M18: 3,850,500 km (0.118 R)
• M19: 4,089,557 km (0.115 R)
• M20: 4,162,262 km (0.087 R)
• M21: 4,708,892 km (0.092 R)
• M22: 4,810,619 km (0.06 R)
• M23: 4,887,512 km (0.092 R)
• M24: 5,016,615 km (0.077 R)
• M25: 5,225,454 km (0.074 R)
• M26: 5,814,570 km (0.114 R)
• M27: 5,978,978 km (0.086 R)
• M28: 6,256,482 km (0.104 R)
• M29: 6,595,022 km (0.088 R)
• M30: 6,766,461 km (0.091 R)
• M31: 7,026,612 km (0.106 R)
• M32: 7,348,995 km (0.112 R)
• M33: 9,001,154 km (0.053 R)
• M34: 9,447,854 km (0.104 R)
• M35: 9,771,284 km (0.067 R)
• M36: 9,868,972 km (0.119 R)
• M37: 10,065,394 km (0.09 R)
• M38: 10,629,228 km (0.077 R)
• M39: 11,442,592 km (0.05 R)
• M40: 11,856,828 km (0.072 R)
• M41: 12,240,846 km (0.109 R)
• M42: 12,771,170 km (0.116 R)
• M43: 12,949,640 km (0.106 R)
• M44: 13,200,815 km (0.088 R)
• M45: 13,817,607 km (0.043 R)
• M46: 13,890,910 km (0.057 R)
• M47: 14,332,673 km (0.063 R)
• M48: 14,406,873 km (0.105 R)
• M49: 14,592,674 km (0.071 R)
• M50: 14,816,622 km (0.105 R)
• M51: 14,891,570 km (0.082 R)
• M52: 14,966,669 km (0.118 R)
• M53: 15,079,465 km (0.075 R)
• M54: 15,154,863 km (0.108 R)
• M55: 15,230,260 km (0.043 R)
• M56: 15,877,121 km (0.103 R)
• M57: 15,953,865 km (0.105 R)
• M58: 16,494,063 km (0.088 R)
• M59: 16,922,810 km (0.115 R)
• M60: 17,791,376 km (0.086 R)
• M61: 17,910,904 km (0.112 R)
• M62: 18,391,861 km (0.104 R)
• M63: 19,243,672 km (0.11 R)
• M64: 20,025,470 km (0.097 R)
• M65: 20,399,465 km (0.105 R)
• M66: 20,608,154 km (0.053 R)
• M67: 20,901,665 km (0.029 R)
• M68: 21,323,232 km (0.096 R)
• M69: 22,260,762 km (0.098 R)
• M70: 23,604,450 km (0.096 R)
• M71: 23,955,556 km (0.094 R)
• M72: 24,131,782 km (0.092 R)
• M73: 25,153,087 km (0.086 R)
• M74: 25,242,546 km (0.087 R)
• M75: 25,917,083 km (0.115 R)
• M76: 27,790,796 km (0.043 R)
• M77: 28,068,600 km (0.096 R)
• M78: 28,300,925 km (0.055 R)
• M79: 28,440,650 km (0.117 R)
• M80: 28,814,195 km (0.112 R)
• M81: 29,236,361 km (0.101 R)
• M82: 29,897,134 km (0.06 R)
• M83: 30,993,537 km (0.095 R)
• M84: 31,619,006 km (0.077 R)
• M85: 31,763,966 km (0.101 R)
• M86: 32,540,678 km (0.068 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.8

Radius: 6.2

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.79 AU - 18.41 AU

Year: 28558 Days

Day: 21.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 86,685,266 km

• M1: 91,404 km (0.082 R)
• M2: 220,507 km (0.069 R)
• M3: 440,267 km (0.072 R)
• M4: 1,479,373 km (0.054 R)
• M5: 1,681,181 km (0.073 R)
• M6: 1,927,569 km (0.089 R)
• M7: 2,110,826 km (0.091 R)
• M8: 2,493,946 km (0.088 R)
• M9: 2,653,268 km (0.045 R)
• M10: 4,089,856 km (0.053 R)
• M11: 4,565,428 km (0.071 R)
• M12: 4,711,435 km (0.081 R)
• M13: 4,859,088 km (0.083 R)
• M14: 5,362,186 km (0.031 R)
• M15: 5,620,093 km (0.048 R)
• M16: 5,881,889 km (0.102 R)
• M17: 6,094,168 km (0.037 R)
• M18: 6,912,918 km (0.093 R)
• M19: 7,765,476 km (0.096 R)
• M20: 8,831,959 km (0.082 R)
• M21: 9,197,576 km (0.04 R)
• M22: 9,258,911 km (0.065 R)
• M23: 9,817,809 km (0.106 R)
• M24: 9,880,640 km (0.083 R)
• M25: 10,644,337 km (0.116 R)
• M26: 10,968,217 km (0.06 R)
• M27: 12,635,186 km (0.08 R)
• M28: 12,977,914 km (0.083 R)
• M29: 13,185,108 km (0.107 R)
• M30: 14,095,411 km (0.113 R)
• M31: 15,608,144 km (0.118 R)
• M32: 16,272,060 km (0.106 R)
• M33: 16,495,409 km (0.048 R)
• M34: 17,703,861 km (0.104 R)
• M35: 18,087,280 km (0.081 R)
• M36: 18,164,323 km (0.115 R)
• M37: 18,551,183 km (0.094 R)
• M38: 19,806,908 km (0.07 R)
• M39: 20,525,277 km (0.091 R)
• M40: 20,927,994 km (0.09 R)
• M41: 21,252,173 km (0.073 R)
• M42: 21,823,337 km (0.073 R)
• M43: 21,987,446 km (0.075 R)
• M44: 23,147,727 km (0.039 R)
• M45: 23,231,353 km (0.072 R)
• M46: 23,482,827 km (0.093 R)
• M47: 23,819,721 km (0.065 R)
• M48: 23,904,094 km (0.103 R)
• M49: 24,073,289 km (0.115 R)
• M50: 24,497,998 km (0.073 R)
• M51: 24,668,539 km (0.094 R)
• M52: 25,527,381 km (0.117 R)
• M53: 27,539,472 km (0.095 R)
• M54: 27,716,895 km (0.081 R)
• M55: 28,609,396 km (0.089 R)
• M56: 29,511,322 km (0.083 R)
• M57: 29,601,978 km (0.106 R)
• M58: 29,692,784 km (0.112 R)
• M59: 31,435,599 km (0.054 R)
• M60: 33,494,514 km (0.055 R)
• M61: 34,923,174 km (0.047 R)
• M62: 37,839,585 km (0.103 R)
• M63: 38,036,755 km (0.067 R)
• M64: 39,027,840 km (0.101 R)
• M65: 39,726,612 km (0.065 R)
• M66: 40,228,363 km (0.111 R)
• M67: 40,833,188 km (0.093 R)
• M68: 45,254,553 km (0.115 R)
• M69: 47,043,893 km (0.057 R)
• M70: 47,574,666 km (0.086 R)
• M71: 48,107,384 km (0.079 R)
• M72: 50,800,146 km (0.104 R)
• M73: 51,017,811 km (0.119 R)
• M74: 51,453,739 km (0.089 R)
• M75: 52,879,257 km (0.102 R)
• M76: 53,541,676 km (0.092 R)
• M77: 55,097,793 km (0.082 R)
• M78: 57,913,225 km (0.071 R)
• M79: 58,481,847 km (0.059 R)
• M80: 60,199,081 km (0.082 R)
• M81: 62,048,858 km (0.099 R)
• M82: 62,397,721 km (0.073 R)
• M83: 63,682,766 km (0.109 R)
• M84: 64,858,456 km (0.109 R)
• M85: 69,632,274 km (0.108 R)
• M86: 71,695,228 km (0.113 R)
• M87: 72,305,737 km (0.113 R)
• M88: 72,672,850 km (0.04 R)
• M89: 73,286,202 km (0.06 R)
• M90: 75,012,561 km (0.076 R)
• M91: 79,134,581 km (0.113 R)
• M92: 81,413,854 km (0.111 R)
• M93: 82,178,299 km (0.062 R)
• M94: 83,843,024 km (0.088 R)
• M95: 84,486,145 km (0.108 R)
• M96: 86,295,831 km (0.101 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 20,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit