🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.82 AU - 1.1 AU

Year: 332 Days

Day: 45 Hours

Environment

Temp: 109 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,166,582 km

• M1: 287,527 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.9 AU - 1.42 AU

Year: 441 Days

Day: 43.9 Hours

Environment

Temp: 31 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 48,166,582 km

• M1: 341,233 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.17 AU - 1.29 AU

Year: 482 Days

Day: 42.5 Hours

Environment

Temp: 33 °C

Axial Tilt: 46.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 48,166,582 km

• M1: 257,608 km (0.101 R)
• M2: 446,849 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.32 AU - 1.38 AU

Year: 554 Days

Day: 30.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.79 AU - 2.43 AU

Year: 1082 Days

Day: 42.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,166,582 km

• M1: 199,264 km (0.09 R)
• M2: 908,657 km (0.025 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.17 AU - 2.29 AU

Year: 1176 Days

Day: 41.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.1 AU - 3.42 AU

Year: 1619 Days

Day: 30.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.81 AU - 4.23 AU

Year: 2332 Days

Day: 19.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,166,582 km

• M1: 216,019 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.5

Radius: 13.9

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.8 AU - 8.4 AU

Year: 8140 Days

Day: 8.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 48,166,582 km

• M1: 183,856 km (0.084 R)
• M2: 296,204 km (0.085 R)
• M3: 399,277 km (0.039 R)
• M4: 575,204 km (0.117 R)
• M5: 813,364 km (0.112 R)
• M6: 928,704 km (0.099 R)
• M7: 1,196,334 km (0.069 R)
• M8: 1,389,166 km (0.066 R)
• M9: 1,592,619 km (0.103 R)
• M10: 1,784,703 km (0.117 R)
• M11: 1,917,097 km (0.119 R)
• M12: 2,075,970 km (0.064 R)
• M13: 2,215,844 km (0.091 R)
• M14: 2,604,349 km (0.074 R)
• M15: 2,755,742 km (0.043 R)
• M16: 3,227,873 km (0.088 R)
• M17: 3,954,769 km (0.119 R)
• M18: 4,100,478 km (0.101 R)
• M19: 4,609,110 km (0.11 R)
• M20: 5,043,243 km (0.079 R)
• M21: 5,686,514 km (0.116 R)
• M22: 5,785,249 km (0.098 R)
• M23: 5,984,513 km (0.106 R)
• M24: 6,492,548 km (0.034 R)
• M25: 6,909,178 km (0.113 R)
• M26: 7,406,291 km (0.084 R)
• M27: 9,547,934 km (0.1 R)
• M28: 10,021,861 km (0.069 R)
• M29: 10,463,174 km (0.037 R)
• M30: 10,625,189 km (0.099 R)
• M31: 11,782,927 km (0.102 R)
• M32: 11,951,673 km (0.048 R)
• M33: 13,373,601 km (0.108 R)
• M34: 14,667,174 km (0.081 R)
• M35: 14,757,830 km (0.072 R)
• M36: 15,122,400 km (0.119 R)
• M37: 15,397,810 km (0.099 R)
• M38: 15,675,014 km (0.082 R)
• M39: 15,814,141 km (0.058 R)
• M40: 16,093,739 km (0.111 R)
• M41: 16,469,080 km (0.113 R)
• M42: 17,324,181 km (0.053 R)
• M43: 18,145,025 km (0.066 R)
• M44: 18,633,761 km (0.112 R)
• M45: 19,724,330 km (0.086 R)
• M46: 21,605,074 km (0.119 R)
• M47: 21,915,340 km (0.051 R)
• M48: 22,383,731 km (0.068 R)
• M49: 23,648,731 km (0.101 R)
• M50: 24,991,072 km (0.116 R)
• M51: 25,644,067 km (0.068 R)
• M52: 26,137,590 km (0.039 R)
• M53: 26,247,694 km (0.079 R)
• M54: 26,578,904 km (0.099 R)
• M55: 26,745,107 km (0.112 R)
• M56: 27,078,411 km (0.078 R)
• M57: 28,030,303 km (0.115 R)
• M58: 28,312,295 km (0.075 R)
• M59: 29,164,105 km (0.117 R)
• M60: 29,564,578 km (0.069 R)
• M61: 29,679,170 km (0.114 R)
• M62: 30,082,037 km (0.103 R)
• M63: 30,834,814 km (0.109 R)
• M64: 31,301,110 km (0.031 R)
• M65: 31,476,589 km (0.08 R)
• M66: 31,711,009 km (0.054 R)
• M67: 32,654,822 km (0.096 R)
• M68: 33,547,921 km (0.062 R)
• M69: 33,787,427 km (0.053 R)
• M70: 33,967,543 km (0.112 R)
• M71: 35,663,085 km (0.086 R)
• M72: 36,213,905 km (0.084 R)
• M73: 36,767,716 km (0.114 R)
• M74: 37,696,719 km (0.056 R)
• M75: 38,445,456 km (0.1 R)
• M76: 39,514,632 km (0.114 R)
• M77: 39,704,472 km (0.053 R)
• M78: 39,894,461 km (0.1 R)
• M79: 40,338,916 km (0.03 R)
• M80: 41,297,091 km (0.074 R)
• M81: 41,489,473 km (0.111 R)
• M82: 41,939,913 km (0.099 R)
• M83: 42,391,848 km (0.098 R)
• M84: 43,561,554 km (0.066 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.4

Radius: 13.7

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.45 AU - 12.73 AU

Year: 12169 Days

Day: 7.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 48,166,582 km

• M1: 171,888 km (0.112 R)
• M2: 371,601 km (0.115 R)
• M3: 484,697 km (0.052 R)
• M4: 628,610 km (0.061 R)
• M5: 1,136,495 km (0.046 R)
• M6: 1,256,473 km (0.109 R)
• M7: 1,423,274 km (0.117 R)
• M8: 1,733,839 km (0.078 R)
• M9: 1,969,456 km (0.029 R)
• M10: 2,291,540 km (0.045 R)
• M11: 2,738,688 km (0.11 R)
• M12: 2,847,895 km (0.12 R)
• M13: 3,127,643 km (0.102 R)
• M14: 3,299,979 km (0.1 R)
• M15: 4,051,559 km (0.117 R)
• M16: 4,303,332 km (0.112 R)
• M17: 4,955,130 km (0.108 R)
• M18: 5,258,814 km (0.049 R)
• M19: 6,606,990 km (0.111 R)
• M20: 7,091,986 km (0.079 R)
• M21: 8,175,524 km (0.057 R)
• M22: 8,334,546 km (0.109 R)
• M23: 8,534,858 km (0.11 R)
• M24: 8,817,897 km (0.058 R)
• M25: 9,022,098 km (0.107 R)
• M26: 9,227,645 km (0.115 R)
• M27: 9,393,400 km (0.107 R)
• M28: 10,236,683 km (0.09 R)
• M29: 10,365,188 km (0.103 R)
• M30: 12,586,716 km (0.025 R)
• M31: 13,187,950 km (0.075 R)
• M32: 14,083,293 km (0.1 R)
• M33: 14,178,737 km (0.101 R)
• M34: 14,658,946 km (0.101 R)
• M35: 14,804,056 km (0.109 R)
• M36: 14,998,383 km (0.029 R)
• M37: 15,144,540 km (0.048 R)
• M38: 16,281,634 km (0.087 R)
• M39: 16,784,432 km (0.102 R)
• M40: 18,428,064 km (0.028 R)
• M41: 18,794,429 km (0.102 R)
• M42: 19,961,592 km (0.078 R)
• M43: 20,391,835 km (0.09 R)
• M44: 20,770,767 km (0.113 R)
• M45: 21,152,092 km (0.063 R)
• M46: 22,421,280 km (0.111 R)
• M47: 22,980,776 km (0.059 R)
• M48: 23,488,212 km (0.104 R)
• M49: 23,942,541 km (0.068 R)
• M50: 24,686,790 km (0.116 R)
• M51: 25,264,537 km (0.073 R)
• M52: 25,497,012 km (0.046 R)
• M53: 26,256,969 km (0.067 R)
• M54: 26,610,320 km (0.06 R)
• M55: 26,965,166 km (0.077 R)
• M56: 27,143,337 km (0.111 R)
• M57: 28,159,555 km (0.107 R)
• M58: 30,290,876 km (0.106 R)
• M59: 30,537,862 km (0.091 R)
• M60: 30,971,546 km (0.104 R)
• M61: 32,095,924 km (0.119 R)
• M62: 32,410,678 km (0.087 R)
• M63: 33,106,757 km (0.084 R)
• M64: 33,680,016 km (0.032 R)
• M65: 34,128,061 km (0.094 R)
• M66: 35,289,240 km (0.101 R)
• M67: 35,614,167 km (0.099 R)
• M68: 36,857,774 km (0.107 R)
• M69: 37,385,555 km (0.073 R)
• M70: 38,182,164 km (0.07 R)
• M71: 39,185,666 km (0.056 R)
• M72: 39,724,368 km (0.103 R)
• M73: 40,809,252 km (0.108 R)
• M74: 41,150,185 km (0.095 R)
• M75: 42,662,022 km (0.03 R)
• M76: 43,633,510 km (0.101 R)
• M77: 46,733,926 km (0.091 R)
• M78: 47,019,359 km (0.068 R)
• M79: 47,591,720 km (0.075 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 12,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit