🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.48 AU - 0.62 AU

Year: 146 Days

Day: 41.3 Hours

Environment

Temp: 232 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,907,689 km

• M1: 22,739 km (0.107 R)
• M2: 61,485 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.25 AU - 1.27 AU

Year: 507 Days

Day: 18.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,907,689 km

• M1: 133,441 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.98 AU - 2 AU

Year: 1005 Days

Day: 12.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.88 AU - 4.5 AU

Year: 2539 Days

Day: 32.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,907,689 km

• M1: 563,685 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.05 AU - 4.45 AU

Year: 2601 Days

Day: 23.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.26 AU - 4.62 AU

Year: 3351 Days

Day: 15.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,907,689 km

• M1: 645,066 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.8

Radius: 13.3

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 8.74 AU - 10.62 AU

Year: 10787 Days

Day: 8.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 45,907,689 km

• M1: 390,750 km (0.115 R)
• M2: 691,741 km (0.108 R)
• M3: 941,419 km (0.045 R)
• M4: 1,360,144 km (0.075 R)
• M5: 1,504,356 km (0.118 R)
• M6: 1,808,788 km (0.05 R)
• M7: 1,914,703 km (0.107 R)
• M8: 2,447,421 km (0.082 R)
• M9: 2,993,753 km (0.115 R)
• M10: 3,379,117 km (0.04 R)
• M11: 3,746,529 km (0.105 R)
• M12: 4,304,080 km (0.094 R)
• M13: 4,447,694 km (0.071 R)
• M14: 4,556,302 km (0.114 R)
• M15: 4,739,560 km (0.097 R)
• M16: 5,613,660 km (0.109 R)
• M17: 5,731,394 km (0.104 R)
• M18: 5,850,025 km (0.088 R)
• M19: 5,969,404 km (0.113 R)
• M20: 6,578,566 km (0.057 R)
• M21: 6,744,470 km (0.111 R)
• M22: 6,827,946 km (0.076 R)
• M23: 7,207,775 km (0.085 R)
• M24: 7,725,084 km (0.027 R)
• M25: 7,988,227 km (0.077 R)
• M26: 8,343,821 km (0.073 R)
• M27: 8,523,488 km (0.101 R)
• M28: 8,659,174 km (0.074 R)
• M29: 9,628,867 km (0.105 R)
• M30: 9,912,355 km (0.094 R)
• M31: 10,926,030 km (0.086 R)
• M32: 11,720,395 km (0.091 R)
• M33: 12,277,348 km (0.111 R)
• M34: 12,894,888 km (0.097 R)
• M35: 13,364,775 km (0.087 R)
• M36: 13,734,132 km (0.077 R)
• M37: 14,699,188 km (0.069 R)
• M38: 15,409,927 km (0.104 R)
• M39: 15,520,181 km (0.116 R)
• M40: 16,187,836 km (0.05 R)
• M41: 16,807,919 km (0.092 R)
• M42: 16,921,614 km (0.082 R)
• M43: 17,608,567 km (0.119 R)
• M44: 19,903,698 km (0.109 R)
• M45: 21,116,936 km (0.095 R)
• M46: 21,547,329 km (0.064 R)
• M47: 21,980,415 km (0.088 R)
• M48: 22,918,394 km (0.109 R)
• M49: 23,107,635 km (0.049 R)
• M50: 23,424,035 km (0.105 R)
• M51: 24,125,349 km (0.084 R)
• M52: 24,253,555 km (0.084 R)
• M53: 24,510,714 km (0.075 R)
• M54: 24,833,396 km (0.076 R)
• M55: 28,272,651 km (0.107 R)
• M56: 28,611,042 km (0.078 R)
• M57: 28,882,861 km (0.086 R)
• M58: 29,429,043 km (0.081 R)
• M59: 31,928,524 km (0.083 R)
• M60: 32,634,925 km (0.041 R)
• M61: 32,918,862 km (0.056 R)
• M62: 33,847,565 km (0.102 R)
• M63: 34,207,049 km (0.082 R)
• M64: 34,712,391 km (0.113 R)
• M65: 37,350,400 km (0.115 R)
• M66: 38,243,948 km (0.084 R)
• M67: 38,393,546 km (0.103 R)
• M68: 38,543,443 km (0.107 R)
• M69: 38,843,686 km (0.078 R)
• M70: 39,220,074 km (0.064 R)
• M71: 39,521,962 km (0.111 R)
• M72: 40,508,710 km (0.111 R)
• M73: 40,737,595 km (0.097 R)
• M74: 41,503,536 km (0.118 R)
• M75: 41,657,322 km (0.067 R)
• M76: 44,536,034 km (0.105 R)
• M77: 45,008,913 km (0.085 R)
• M78: 45,167,038 km (0.118 R)
• M79: 45,325,163 km (0.079 R)
• M80: 46,677,079 km (0.117 R)
• M81: 48,203,725 km (0.071 R)
• M82: 48,527,305 km (0.048 R)
• M83: 53,047,854 km (0.112 R)
• M84: 53,716,556 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.5

Radius: 12.2

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.67 AU - 10.13 AU

Year: 11156 Days

Day: 8.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 45,907,689 km

• M1: 161,416 km (0.103 R)
• M2: 340,335 km (0.098 R)
• M3: 445,802 km (0.116 R)
• M4: 528,380 km (0.107 R)
• M5: 784,491 km (0.104 R)
• M6: 920,326 km (0.077 R)
• M7: 1,941,332 km (0.055 R)
• M8: 2,238,134 km (0.099 R)
• M9: 2,347,789 km (0.104 R)
• M10: 2,946,928 km (0.092 R)
• M11: 4,199,661 km (0.1 R)
• M12: 4,473,724 km (0.071 R)
• M13: 5,628,021 km (0.115 R)
• M14: 6,488,508 km (0.108 R)
• M15: 6,773,792 km (0.074 R)
• M16: 7,226,026 km (0.105 R)
• M17: 7,389,836 km (0.067 R)
• M18: 7,588,202 km (0.082 R)
• M19: 8,296,100 km (0.117 R)
• M20: 8,536,802 km (0.11 R)
• M21: 10,212,299 km (0.099 R)
• M22: 11,600,866 km (0.106 R)
• M23: 11,677,610 km (0.104 R)
• M24: 12,258,798 km (0.073 R)
• M25: 12,849,260 km (0.12 R)
• M26: 14,304,249 km (0.099 R)
• M27: 14,842,353 km (0.08 R)
• M28: 15,260,928 km (0.085 R)
• M29: 15,513,898 km (0.102 R)
• M30: 15,598,570 km (0.095 R)
• M31: 15,768,214 km (0.105 R)
• M32: 17,367,415 km (0.1 R)
• M33: 17,719,868 km (0.082 R)
• M34: 18,836,765 km (0.116 R)
• M35: 19,381,003 km (0.088 R)
• M36: 19,517,885 km (0.046 R)
• M37: 19,884,399 km (0.074 R)
• M38: 21,326,224 km (0.043 R)
• M39: 21,561,990 km (0.107 R)
• M40: 22,849,728 km (0.081 R)
• M41: 22,946,069 km (0.091 R)
• M42: 23,624,496 km (0.12 R)
• M43: 24,506,525 km (0.051 R)
• M44: 24,654,627 km (0.117 R)
• M45: 25,050,911 km (0.106 R)
• M46: 26,758,422 km (0.11 R)
• M47: 27,165,777 km (0.081 R)
• M48: 27,318,965 km (0.113 R)
• M49: 28,244,527 km (0.089 R)
• M50: 28,555,242 km (0.115 R)
• M51: 29,128,052 km (0.099 R)
• M52: 29,704,602 km (0.097 R)
• M53: 29,862,428 km (0.104 R)
• M54: 30,656,194 km (0.044 R)
• M55: 30,762,558 km (0.06 R)
• M56: 31,082,249 km (0.046 R)
• M57: 32,643,452 km (0.11 R)
• M58: 33,515,608 km (0.104 R)
• M59: 34,009,730 km (0.064 R)
• M60: 36,515,643 km (0.096 R)
• M61: 36,741,237 km (0.067 R)
• M62: 37,137,223 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.9

Radius: 8.4

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 11.04 AU - 12.1 AU

Year: 14095 Days

Day: 14.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 45,907,689 km

• M1: 108,608 km (0.12 R)
• M2: 274,811 km (0.083 R)
• M3: 342,430 km (0.054 R)
• M4: 417,378 km (0.075 R)
• M5: 512,822 km (0.114 R)
• M6: 571,165 km (0.096 R)
• M7: 846,126 km (0.073 R)
• M8: 934,687 km (0.064 R)
• M9: 1,045,240 km (0.089 R)
• M10: 1,140,833 km (0.087 R)
• M11: 1,341,145 km (0.115 R)
• M12: 1,488,200 km (0.07 R)
• M13: 1,640,640 km (0.118 R)
• M14: 2,153,013 km (0.095 R)
• M15: 2,376,362 km (0.085 R)
• M16: 3,808,313 km (0.081 R)
• M17: 3,927,842 km (0.12 R)
• M18: 4,262,791 km (0.104 R)
• M19: 4,355,841 km (0.107 R)
• M20: 4,512,321 km (0.118 R)
• M21: 4,798,651 km (0.098 R)
• M22: 5,025,591 km (0.079 R)
• M23: 5,222,761 km (0.111 R)
• M24: 6,247,057 km (0.053 R)
• M25: 6,388,278 km (0.102 R)
• M26: 7,073,287 km (0.082 R)
• M27: 7,331,642 km (0.12 R)
• M28: 8,945,803 km (0.059 R)
• M29: 9,507,393 km (0.098 R)
• M30: 10,329,583 km (0.103 R)
• M31: 11,260,082 km (0.066 R)
• M32: 11,345,951 km (0.088 R)
• M33: 11,475,353 km (0.045 R)
• M34: 12,660,917 km (0.11 R)
• M35: 13,609,666 km (0.071 R)
• M36: 13,747,147 km (0.11 R)
• M37: 14,069,530 km (0.12 R)
• M38: 14,768,900 km (0.077 R)
• M39: 15,384,196 km (0.117 R)
• M40: 15,766,868 km (0.064 R)
• M41: 18,229,548 km (0.109 R)
• M42: 19,042,463 km (0.077 R)
• M43: 20,023,226 km (0.112 R)
• M44: 20,127,496 km (0.093 R)
• M45: 20,861,872 km (0.108 R)
• M46: 20,967,488 km (0.041 R)
• M47: 21,179,319 km (0.069 R)
• M48: 21,551,668 km (0.065 R)
• M49: 21,979,966 km (0.08 R)
• M50: 23,171,962 km (0.107 R)
• M51: 25,731,582 km (0.109 R)
• M52: 25,788,279 km (0.098 R)
• M53: 26,471,194 km (0.086 R)
• M54: 26,872,266 km (0.111 R)
• M55: 29,025,428 km (0.077 R)
• M56: 29,320,584 km (0.092 R)
• M57: 29,557,547 km (0.113 R)
• M58: 30,092,808 km (0.042 R)
• M59: 30,212,188 km (0.091 R)
• M60: 30,751,488 km (0.104 R)
• M61: 30,871,765 km (0.117 R)
• M62: 30,992,191 km (0.114 R)
• M63: 31,414,805 km (0.116 R)
• M64: 31,839,513 km (0.092 R)
• M65: 31,961,136 km (0.052 R)
• M66: 32,817,135 km (0.101 R)
• M67: 33,494,963 km (0.113 R)
• M68: 35,998,633 km (0.075 R)
• M69: 36,125,492 km (0.102 R)
• M70: 36,252,351 km (0.053 R)
• M71: 37,080,824 km (0.061 R)
• M72: 37,465,440 km (0.096 R)
• M73: 37,915,580 km (0.051 R)
• M74: 38,109,160 km (0.072 R)
• M75: 38,497,217 km (0.113 R)
• M76: 38,756,620 km (0.107 R)
• M77: 39,016,621 km (0.059 R)
• M78: 39,669,017 km (0.084 R)
• M79: 40,259,480 km (0.042 R)
• M80: 40,390,976 km (0.116 R)
• M81: 40,456,799 km (0.032 R)
• M82: 41,316,090 km (0.038 R)
• M83: 42,515,715 km (0.076 R)
• M84: 42,783,944 km (0.108 R)
• M85: 44,268,703 km (0.106 R)
• M86: 44,336,620 km (0.099 R)
• M87: 44,949,223 km (0.11 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 13,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit