🌌 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: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.54 AU - 0.58 AU

Year: 149 Days

Day: 31.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.76 AU - 0.94 AU

Year: 279 Days

Day: 42.2 Hours

Environment

Temp: 107 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.03 AU - 1.11 AU

Year: 395 Days

Day: 30.2 Hours

Environment

Temp: 43 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.37 AU - 2.99 AU

Year: 1564 Days

Day: 47.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,987,959 km

• M1: 877,242 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.19 AU - 3.27 AU

Year: 2069 Days

Day: 47.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.6

Radius: 13.8

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.03 AU - 9.53 AU

Year: 8493 Days

Day: 14.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 75,987,959 km

• M1: 184,753 km (0.106 R)
• M2: 729,738 km (0.059 R)
• M3: 887,415 km (0.079 R)
• M4: 994,227 km (0.063 R)
• M5: 1,450,202 km (0.105 R)
• M6: 1,635,254 km (0.08 R)
• M7: 1,928,167 km (0.026 R)
• M8: 2,791,197 km (0.064 R)
• M9: 2,883,649 km (0.11 R)
• M10: 3,485,182 km (0.079 R)
• M11: 3,968,383 km (0.12 R)
• M12: 4,747,040 km (0.073 R)
• M13: 4,858,041 km (0.085 R)
• M14: 5,026,488 km (0.082 R)
• M15: 5,282,750 km (0.111 R)
• M16: 5,455,984 km (0.107 R)
• M17: 5,808,137 km (0.085 R)
• M18: 5,897,447 km (0.118 R)
• M19: 6,167,920 km (0.08 R)
• M20: 6,319,912 km (0.077 R)
• M21: 6,504,067 km (0.113 R)
• M22: 6,658,900 km (0.102 R)
• M23: 6,909,178 km (0.048 R)
• M24: 7,003,873 km (0.116 R)
• M25: 7,941,403 km (0.066 R)
• M26: 8,107,008 km (0.107 R)
• M27: 8,307,319 km (0.115 R)
• M28: 8,408,148 km (0.105 R)
• M29: 8,815,503 km (0.103 R)
• M30: 9,719,972 km (0.09 R)
• M31: 10,399,745 km (0.082 R)
• M32: 10,581,207 km (0.115 R)
• M33: 10,727,065 km (0.107 R)
• M34: 12,299,488 km (0.11 R)
• M35: 12,568,615 km (0.098 R)
• M36: 12,917,477 km (0.107 R)
• M37: 13,034,462 km (0.06 R)
• M38: 13,151,747 km (0.098 R)
• M39: 13,743,856 km (0.098 R)
• M40: 15,323,759 km (0.118 R)
• M41: 15,613,380 km (0.12 R)
• M42: 17,691,444 km (0.11 R)
• M43: 17,995,427 km (0.119 R)
• M44: 18,126,176 km (0.11 R)
• M45: 18,344,888 km (0.084 R)
• M46: 18,784,855 km (0.042 R)
• M47: 18,917,548 km (0.104 R)
• M48: 19,139,402 km (0.112 R)
• M49: 19,990,315 km (0.058 R)
• M50: 20,397,670 km (0.038 R)
• M51: 20,716,463 km (0.105 R)
• M52: 20,899,271 km (0.103 R)
• M53: 21,312,760 km (0.057 R)
• M54: 21,914,891 km (0.114 R)
• M55: 22,007,941 km (0.079 R)
• M56: 22,194,639 km (0.088 R)
• M57: 23,325,450 km (0.118 R)
• M58: 24,233,957 km (0.095 R)
• M59: 24,330,298 km (0.081 R)
• M60: 24,571,600 km (0.118 R)
• M61: 25,008,126 km (0.116 R)
• M62: 25,251,672 km (0.084 R)
• M63: 25,349,359 km (0.078 R)
• M64: 26,630,216 km (0.054 R)
• M65: 27,028,595 km (0.038 R)
• M66: 27,178,492 km (0.06 R)
• M67: 27,378,804 km (0.062 R)
• M68: 27,529,299 km (0.1 R)
• M69: 28,387,692 km (0.095 R)
• M70: 30,389,760 km (0.113 R)
• M71: 30,753,881 km (0.109 R)
• M72: 30,858,301 km (0.075 R)
• M73: 31,067,289 km (0.096 R)
• M74: 31,224,367 km (0.083 R)
• M75: 31,644,438 km (0.117 R)
• M76: 32,172,219 km (0.071 R)
• M77: 32,862,613 km (0.107 R)
• M78: 34,312,216 km (0.112 R)
• M79: 34,637,293 km (0.066 R)
• M80: 35,399,494 km (0.064 R)
• M81: 35,782,614 km (0.114 R)
• M82: 36,497,991 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119

Radius: 10.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.97 AU - 13.19 AU

Year: 12267 Days

Day: 6.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 75,987,959 km

• M1: 153,487 km (0.099 R)
• M2: 286,181 km (0.084 R)
• M3: 456,423 km (0.1 R)
• M4: 595,250 km (0.117 R)
• M5: 973,134 km (0.038 R)
• M6: 1,100,442 km (0.111 R)
• M7: 1,325,437 km (0.026 R)
• M8: 1,855,313 km (0.082 R)
• M9: 2,015,532 km (0.114 R)
• M10: 2,088,386 km (0.112 R)
• M11: 2,369,331 km (0.03 R)
• M12: 2,642,646 km (0.045 R)
• M13: 2,762,923 km (0.093 R)
• M14: 2,844,155 km (0.098 R)
• M15: 3,156,216 km (0.117 R)
• M16: 3,305,664 km (0.115 R)
• M17: 3,391,982 km (0.111 R)
• M18: 3,479,347 km (0.086 R)
• M19: 3,656,022 km (0.077 R)
• M20: 4,204,149 km (0.097 R)
• M21: 4,416,279 km (0.054 R)
• M22: 5,024,394 km (0.11 R)
• M23: 5,658,839 km (0.074 R)
• M24: 5,736,779 km (0.116 R)
• M25: 5,815,019 km (0.109 R)
• M26: 6,025,353 km (0.08 R)
• M27: 6,184,675 km (0.04 R)
• M28: 6,616,714 km (0.054 R)
• M29: 6,836,323 km (0.118 R)
• M30: 7,311,297 km (0.116 R)
• M31: 7,912,680 km (0.099 R)
• M32: 8,087,410 km (0.08 R)
• M33: 8,234,016 km (0.087 R)
• M34: 8,322,429 km (0.098 R)
• M35: 8,589,461 km (0.068 R)
• M36: 8,889,704 km (0.063 R)
• M37: 9,162,720 km (0.084 R)
• M38: 9,500,213 km (0.059 R)
• M39: 9,717,130 km (0.116 R)
• M40: 9,935,842 km (0.069 R)
• M41: 10,061,354 km (0.035 R)
• M42: 10,282,610 km (0.083 R)
• M43: 10,505,361 km (0.094 R)
• M44: 10,665,431 km (0.093 R)
• M45: 11,183,189 km (0.1 R)
• M46: 11,445,284 km (0.113 R)
• M47: 11,842,018 km (0.074 R)
• M48: 12,649,248 km (0.099 R)
• M49: 12,785,532 km (0.072 R)
• M50: 12,888,006 km (0.093 R)
• M51: 13,335,453 km (0.111 R)
• M52: 13,613,406 km (0.114 R)
• M53: 14,351,971 km (0.119 R)
• M54: 14,743,917 km (0.085 R)
• M55: 14,887,382 km (0.105 R)
• M56: 15,067,348 km (0.088 R)
• M57: 15,757,892 km (0.071 R)
• M58: 16,533,108 km (0.102 R)
• M59: 17,320,741 km (0.118 R)
• M60: 17,547,980 km (0.11 R)
• M61: 17,890,709 km (0.113 R)
• M62: 19,519,530 km (0.106 R)
• M63: 20,271,858 km (0.115 R)
• M64: 20,551,456 km (0.113 R)
• M65: 20,751,917 km (0.111 R)
• M66: 21,438,422 km (0.068 R)
• M67: 22,050,427 km (0.081 R)
• M68: 24,342,865 km (0.062 R)
• M69: 24,810,508 km (0.119 R)
• M70: 26,404,922 km (0.117 R)
• M71: 26,491,988 km (0.107 R)
• M72: 27,854,824 km (0.093 R)
• M73: 29,195,221 km (0.058 R)
• M74: 29,646,558 km (0.093 R)
• M75: 30,556,412 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.9

Radius: 3.4

Gravity: 37.62 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 14.25 AU - 19.81 AU

Year: 25051 Days

Day: 23.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 75,987,959 km

• M1: 54,753 km (0.075 R)
• M2: 118,182 km (0.082 R)
• M3: 560,992 km (0.105 R)
• M4: 695,929 km (0.086 R)
• M5: 791,522 km (0.092 R)
• M6: 1,021,903 km (0.027 R)
• M7: 1,158,486 km (0.115 R)
• M8: 1,359,396 km (0.049 R)
• M9: 1,571,077 km (0.088 R)
• M10: 1,665,024 km (0.034 R)
• M11: 1,728,603 km (0.07 R)
• M12: 1,793,080 km (0.068 R)
• M13: 2,161,540 km (0.088 R)
• M14: 2,372,173 km (0.096 R)
• M15: 2,737,791 km (0.109 R)
• M16: 3,278,587 km (0.043 R)
• M17: 3,602,018 km (0.118 R)
• M18: 3,809,360 km (0.108 R)
• M19: 4,676,729 km (0.075 R)
• M20: 5,793,776 km (0.114 R)
• M21: 5,939,035 km (0.099 R)
• M22: 6,988,465 km (0.116 R)
• M23: 8,093,694 km (0.078 R)
• M24: 8,201,853 km (0.08 R)
• M25: 8,256,007 km (0.072 R)
• M26: 10,520,021 km (0.113 R)
• M27: 11,054,235 km (0.048 R)
• M28: 11,780,234 km (0.069 R)
• M29: 12,148,993 km (0.109 R)
• M30: 12,771,918 km (0.086 R)
• M31: 12,960,711 km (0.119 R)
• M32: 14,308,737 km (0.066 R)
• M33: 14,767,853 km (0.059 R)
• M34: 15,566,107 km (0.114 R)
• M35: 15,700,446 km (0.105 R)
• M36: 16,789,519 km (0.049 R)
• M37: 16,858,334 km (0.112 R)
• M38: 17,762,204 km (0.096 R)
• M39: 18,896,006 km (0.098 R)
• M40: 19,761,729 km (0.12 R)
• M41: 19,834,434 km (0.11 R)
• M42: 20,566,566 km (0.109 R)
• M43: 21,084,324 km (0.078 R)
• M44: 21,233,024 km (0.116 R)
• M45: 21,981,762 km (0.111 R)
• M46: 22,057,009 km (0.066 R)
• M47: 23,197,543 km (0.112 R)
• M48: 27,135,109 km (0.115 R)
• M49: 27,377,906 km (0.103 R)
• M50: 28,766,923 km (0.11 R)
• M51: 33,069,357 km (0.075 R)
• M52: 33,588,612 km (0.087 R)
• M53: 34,459,870 km (0.045 R)
• M54: 35,603,695 km (0.063 R)
• M55: 35,692,257 km (0.109 R)
• M56: 37,387,500 km (0.077 R)
• M57: 39,566,094 km (0.078 R)
• M58: 39,841,354 km (0.114 R)
• M59: 41,412,879 km (0.116 R)
• M60: 41,878,877 km (0.104 R)
• M61: 43,004,601 km (0.107 R)
• M62: 43,665,674 km (0.1 R)
• M63: 44,235,193 km (0.114 R)
• M64: 45,093,885 km (0.066 R)
• M65: 46,924,663 km (0.063 R)
• M66: 47,898,097 km (0.085 R)
• M67: 49,666,643 km (0.088 R)
• M68: 50,161,812 km (0.086 R)
• M69: 50,957,373 km (0.109 R)
• M70: 51,556,662 km (0.097 R)
• M71: 52,560,913 km (0.051 R)
• M72: 52,863,400 km (0.111 R)
• M73: 54,997,114 km (0.103 R)
• M74: 58,197,910 km (0.07 R)
• M75: 64,993,992 km (0.105 R)
• M76: 66,840,777 km (0.119 R)
• M77: 68,154,845 km (0.04 R)
• M78: 68,815,170 km (0.096 R)
• M79: 69,145,931 km (0.115 R)
• M80: 75,078,384 km (0.085 R)
• M81: 75,305,474 km (0.109 R)
• M82: 75,874,095 km (0.104 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 14,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit