🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.43 AU - 0.71 AU

Year: 150 Days

Day: 17.1 Hours

Environment

Temp: 246 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.64 AU - 0.7 AU

Year: 191 Days

Day: 33 Hours

Environment

Temp: 147 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.84 AU - 2.38 AU

Year: 1067 Days

Day: 42.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.03 AU - 2.75 AU

Year: 1287 Days

Day: 28.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.04 AU - 3.24 AU

Year: 1494 Days

Day: 32.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.91 AU - 3.89 AU

Year: 2183 Days

Day: 39.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.3

Radius: 8.8

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.33 AU - 7.71 AU

Year: 6477 Days

Day: 9.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 55,085,506 km

• M1: 279,150 km (0.112 R)
• M2: 426,952 km (0.098 R)
• M3: 499,058 km (0.093 R)
• M4: 757,863 km (0.071 R)
• M5: 879,336 km (0.066 R)
• M6: 1,211,593 km (0.116 R)
• M7: 1,355,207 km (0.095 R)
• M8: 1,523,654 km (0.115 R)
• M9: 1,759,121 km (0.1 R)
• M10: 1,943,426 km (0.101 R)
• M11: 2,420,643 km (0.053 R)
• M12: 3,177,160 km (0.115 R)
• M13: 3,789,763 km (0.038 R)
• M14: 3,948,486 km (0.095 R)
• M15: 4,082,675 km (0.118 R)
• M16: 4,382,918 km (0.098 R)
• M17: 4,775,463 km (0.108 R)
• M18: 4,889,756 km (0.112 R)
• M19: 5,745,306 km (0.036 R)
• M20: 5,836,411 km (0.116 R)
• M21: 6,205,768 km (0.117 R)
• M22: 6,299,417 km (0.059 R)
• M23: 6,393,364 km (0.117 R)
• M24: 6,519,475 km (0.093 R)
• M25: 6,967,371 km (0.094 R)
• M26: 7,524,474 km (0.084 R)
• M27: 7,892,784 km (0.103 R)
• M28: 9,856,854 km (0.109 R)
• M29: 10,002,712 km (0.097 R)
• M30: 10,817,572 km (0.107 R)
• M31: 10,892,819 km (0.109 R)
• M32: 11,538,484 km (0.11 R)
• M33: 11,808,059 km (0.086 R)
• M34: 12,629,052 km (0.099 R)
• M35: 13,066,476 km (0.096 R)
• M36: 13,670,852 km (0.036 R)
• M37: 14,037,965 km (0.087 R)
• M38: 14,161,084 km (0.086 R)
• M39: 14,990,754 km (0.113 R)
• M40: 15,116,566 km (0.05 R)
• M41: 16,350,748 km (0.061 R)
• M42: 17,264,641 km (0.096 R)
• M43: 17,352,605 km (0.103 R)
• M44: 17,883,079 km (0.12 R)
• M45: 18,061,101 km (0.113 R)
• M46: 19,005,362 km (0.107 R)
• M47: 19,096,168 km (0.111 R)
• M48: 20,475,012 km (0.099 R)
• M49: 20,988,581 km (0.077 R)
• M50: 21,176,476 km (0.048 R)
• M51: 21,885,720 km (0.077 R)
• M52: 22,650,913 km (0.026 R)
• M53: 23,133,516 km (0.107 R)
• M54: 23,327,544 km (0.086 R)
• M55: 23,619,709 km (0.06 R)
• M56: 23,815,083 km (0.101 R)
• M57: 24,109,043 km (0.072 R)
• M58: 24,453,717 km (0.076 R)
• M59: 24,601,968 km (0.066 R)
• M60: 25,247,483 km (0.092 R)
• M61: 25,447,346 km (0.032 R)
• M62: 25,647,657 km (0.101 R)
• M63: 25,798,153 km (0.106 R)
• M64: 26,302,148 km (0.079 R)
• M65: 26,453,990 km (0.114 R)
• M66: 27,064,349 km (0.053 R)
• M67: 28,298,681 km (0.105 R)
• M68: 28,402,502 km (0.118 R)
• M69: 29,341,378 km (0.085 R)
• M70: 30,131,704 km (0.103 R)
• M71: 31,787,004 km (0.115 R)
• M72: 32,327,352 km (0.111 R)
• M73: 32,652,877 km (0.105 R)
• M74: 33,581,431 km (0.079 R)
• M75: 33,856,093 km (0.102 R)
• M76: 34,242,055 km (0.055 R)
• M77: 35,018,169 km (0.087 R)
• M78: 35,464,270 km (0.091 R)
• M79: 36,249,509 km (0.109 R)
• M80: 36,418,554 km (0.058 R)
• M81: 36,474,953 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.4

Radius: 9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.07 AU - 11.31 AU

Year: 9702 Days

Day: 5.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 55,085,506 km

• M1: 170,242 km (0.093 R)
• M2: 296,353 km (0.104 R)
• M3: 369,656 km (0.091 R)
• M4: 779,255 km (0.12 R)
• M5: 1,036,115 km (0.066 R)
• M6: 1,192,445 km (0.064 R)
• M7: 1,319,453 km (0.101 R)
• M8: 1,451,099 km (0.12 R)
• M9: 1,789,191 km (0.106 R)
• M10: 2,151,666 km (0.113 R)
• M11: 2,218,088 km (0.109 R)
• M12: 2,537,180 km (0.112 R)
• M13: 2,607,491 km (0.066 R)
• M14: 2,895,168 km (0.107 R)
• M15: 2,993,453 km (0.085 R)
• M16: 3,142,902 km (0.092 R)
• M17: 3,685,493 km (0.113 R)
• M18: 3,872,790 km (0.074 R)
• M19: 3,954,021 km (0.06 R)
• M20: 4,453,678 km (0.075 R)
• M21: 4,710,987 km (0.093 R)
• M22: 5,061,644 km (0.084 R)
• M23: 5,210,195 km (0.079 R)
• M24: 5,390,460 km (0.104 R)
• M25: 6,227,161 km (0.067 R)
• M26: 6,482,824 km (0.074 R)
• M27: 7,438,305 km (0.1 R)
• M28: 7,812,300 km (0.1 R)
• M29: 8,402,314 km (0.064 R)
• M30: 8,684,904 km (0.07 R)
• M31: 9,006,540 km (0.078 R)
• M32: 9,078,496 km (0.062 R)
• M33: 9,920,583 km (0.085 R)
• M34: 10,106,982 km (0.072 R)
• M35: 10,445,223 km (0.053 R)
• M36: 11,017,584 km (0.091 R)
• M37: 11,094,627 km (0.12 R)
• M38: 11,443,639 km (0.056 R)
• M39: 11,678,358 km (0.111 R)
• M40: 11,993,860 km (0.107 R)
• M41: 12,392,089 km (0.064 R)
• M42: 12,673,483 km (0.079 R)
• M43: 14,321,453 km (0.054 R)
• M44: 14,871,375 km (0.077 R)
• M45: 16,342,371 km (0.119 R)
• M46: 16,650,991 km (0.12 R)
• M47: 16,739,553 km (0.099 R)
• M48: 17,229,187 km (0.039 R)
• M49: 17,588,222 km (0.086 R)
• M50: 17,859,143 km (0.109 R)
• M51: 18,086,083 km (0.054 R)
• M52: 18,177,039 km (0.074 R)
• M53: 20,170,431 km (0.087 R)
• M54: 21,120,975 km (0.118 R)
• M55: 23,411,618 km (0.069 R)
• M56: 24,460,299 km (0.087 R)
• M57: 24,560,978 km (0.062 R)
• M58: 24,762,786 km (0.061 R)
• M59: 25,218,910 km (0.082 R)
• M60: 26,242,159 km (0.055 R)
• M61: 27,749,956 km (0.102 R)
• M62: 28,382,007 km (0.107 R)
• M63: 28,965,589 km (0.042 R)
• M64: 29,072,252 km (0.092 R)
• M65: 29,553,209 km (0.092 R)
• M66: 29,660,471 km (0.097 R)
• M67: 29,767,882 km (0.052 R)
• M68: 29,983,004 km (0.104 R)
• M69: 30,306,733 km (0.097 R)
• M70: 30,523,202 km (0.063 R)
• M71: 30,631,660 km (0.117 R)
• M72: 31,012,087 km (0.067 R)
• M73: 31,832,632 km (0.073 R)
• M74: 33,271,763 km (0.116 R)
• M75: 35,128,871 km (0.072 R)
• M76: 35,299,413 km (0.063 R)
• M77: 35,470,104 km (0.115 R)
• M78: 36,098,714 km (0.072 R)
• M79: 37,424,600 km (0.061 R)
• M80: 37,482,644 km (0.031 R)
• M81: 37,773,163 km (0.081 R)
• M82: 37,889,550 km (0.086 R)
• M83: 38,473,431 km (0.112 R)
• M84: 38,766,493 km (0.091 R)
• M85: 38,942,719 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.2

Radius: 8.8

Gravity: 12.17 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.2 AU - 11.18 AU

Year: 10505 Days

Day: 10.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 55,085,506 km

• M1: 134,937 km (0.087 R)
• M2: 210,484 km (0.115 R)
• M3: 301,141 km (0.059 R)
• M4: 516,711 km (0.097 R)
• M5: 599,588 km (0.114 R)
• M6: 687,552 km (0.038 R)
• M7: 978,819 km (0.074 R)
• M8: 1,149,510 km (0.113 R)
• M9: 1,593,816 km (0.082 R)
• M10: 1,979,928 km (0.076 R)
• M11: 2,060,711 km (0.072 R)
• M12: 2,452,059 km (0.115 R)
• M13: 2,656,559 km (0.077 R)
• M14: 2,866,744 km (0.12 R)
• M15: 2,958,447 km (0.069 R)
• M16: 3,082,315 km (0.074 R)
• M17: 3,239,542 km (0.085 R)
• M18: 3,399,612 km (0.106 R)
• M19: 3,962,848 km (0.045 R)
• M20: 5,174,890 km (0.091 R)
• M21: 5,400,034 km (0.095 R)
• M22: 5,821,152 km (0.106 R)
• M23: 6,055,273 km (0.084 R)
• M24: 6,213,099 km (0.101 R)
• M25: 6,981,433 km (0.12 R)
• M26: 7,105,450 km (0.102 R)
• M27: 7,482,138 km (0.087 R)
• M28: 7,566,660 km (0.04 R)
• M29: 7,736,753 km (0.112 R)
• M30: 7,822,323 km (0.075 R)
• M31: 8,473,971 km (0.062 R)
• M32: 9,324,136 km (0.116 R)
• M33: 10,154,554 km (0.073 R)
• M34: 10,673,658 km (0.087 R)
• M35: 11,395,468 km (0.075 R)
• M36: 12,835,198 km (0.092 R)
• M37: 16,374,235 km (0.091 R)
• M38: 17,654,194 km (0.099 R)
• M39: 18,050,180 km (0.108 R)
• M40: 19,429,921 km (0.109 R)
• M41: 19,838,622 km (0.111 R)
• M42: 21,441,863 km (0.079 R)
• M43: 21,985,501 km (0.103 R)
• M44: 22,656,149 km (0.11 R)
• M45: 22,778,819 km (0.092 R)
• M46: 22,840,154 km (0.083 R)
• M47: 24,393,130 km (0.116 R)
• M48: 25,150,693 km (0.054 R)
• M49: 25,277,702 km (0.065 R)
• M50: 25,723,952 km (0.087 R)
• M51: 26,559,456 km (0.052 R)
• M52: 27,338,712 km (0.095 R)
• M53: 27,796,631 km (0.079 R)
• M54: 28,455,310 km (0.108 R)
• M55: 28,587,704 km (0.095 R)
• M56: 29,989,736 km (0.095 R)
• M57: 31,072,974 km (0.06 R)
• M58: 31,482,423 km (0.11 R)
• M59: 31,893,817 km (0.098 R)
• M60: 32,375,822 km (0.078 R)
• M61: 33,138,322 km (0.08 R)
• M62: 33,347,310 km (0.06 R)
• M63: 33,486,885 km (0.097 R)
• M64: 33,976,818 km (0.109 R)
• M65: 34,117,290 km (0.066 R)
• M66: 35,318,711 km (0.062 R)
• M67: 36,677,808 km (0.108 R)
• M68: 37,400,066 km (0.095 R)
• M69: 38,126,962 km (0.104 R)
• M70: 38,272,970 km (0.106 R)
• M71: 40,335,475 km (0.075 R)
• M72: 41,605,412 km (0.06 R)
• M73: 42,207,543 km (0.055 R)
• M74: 42,434,034 km (0.066 R)
• M75: 42,736,671 km (0.112 R)
• M76: 44,875,472 km (0.109 R)
• M77: 46,424,408 km (0.094 R)
• M78: 48,701,288 km (0.118 R)
• M79: 49,176,859 km (0.085 R)
• M80: 49,415,318 km (0.114 R)
• M81: 50,212,675 km (0.04 R)
• M82: 50,612,999 km (0.118 R)
• M83: 52,224,617 km (0.083 R)
• M84: 52,386,781 km (0.112 R)
• M85: 52,955,402 km (0.1 R)
• M86: 54,509,275 km (0.11 R)
• M87: 54,591,405 km (0.078 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 11,823 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit