🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.9

Radius: 11.5

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.02 AU - 1.28 AU

Year: 809 Days

Day: 13.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,034,919 km

• M1: 143,016 km (0.099 R)
• M2: 650,003 km (0.079 R)
• M3: 1,041,650 km (0.067 R)
• M4: 1,801,757 km (0.07 R)
• M5: 2,515,339 km (0.116 R)
• M6: 3,362,511 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.5

Radius: 8.5

Gravity: 12.96 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.91 AU - 2.93 AU

Year: 2470 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,034,919 km

• M1: 106,214 km (0.091 R)
• M2: 400,922 km (0.072 R)
• M3: 1,267,094 km (0.113 R)
• M4: 2,296,627 km (0.11 R)
• M5: 2,648,032 km (0.095 R)
• M6: 3,242,833 km (0.048 R)
• M7: 3,515,700 km (0.096 R)
• M8: 3,843,618 km (0.108 R)
• M9: 4,928,502 km (0.116 R)
• M10: 5,265,995 km (0.119 R)
• M11: 5,748,747 km (0.111 R)
• M12: 6,014,433 km (0.094 R)
• M13: 7,979,999 km (0.118 R)
• M14: 10,222,920 km (0.113 R)
• M15: 11,301,820 km (0.115 R)
• M16: 11,933,123 km (0.118 R)
• M17: 12,855,992 km (0.077 R)
• M18: 13,497,169 km (0.098 R)
• M19: 14,401,338 km (0.102 R)
• M20: 14,942,883 km (0.057 R)
• M21: 15,651,677 km (0.114 R)
• M22: 19,298,425 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.2

Radius: 9

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.41 AU - 2.69 AU

Year: 2671 Days

Day: 12.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,034,919 km

• M1: 113,844 km (0.116 R)
• M2: 576,251 km (0.083 R)
• M3: 880,234 km (0.092 R)
• M4: 1,275,771 km (0.034 R)
• M5: 1,920,687 km (0.035 R)
• M6: 2,881,704 km (0.096 R)
• M7: 3,205,583 km (0.11 R)
• M8: 3,497,149 km (0.116 R)
• M9: 3,846,311 km (0.087 R)
• M10: 4,261,744 km (0.116 R)
• M11: 4,776,062 km (0.11 R)
• M12: 5,742,613 km (0.073 R)
• M13: 6,286,252 km (0.052 R)
• M14: 6,570,787 km (0.093 R)
• M15: 7,992,266 km (0.066 R)
• M16: 8,326,617 km (0.098 R)
• M17: 9,059,198 km (0.116 R)
• M18: 10,652,565 km (0.07 R)
• M19: 10,976,145 km (0.092 R)
• M20: 12,513,712 km (0.063 R)
• M21: 13,805,191 km (0.061 R)
• M22: 16,063,670 km (0.063 R)
• M23: 17,531,075 km (0.103 R)
• M24: 17,925,714 km (0.11 R)
• M25: 19,744,974 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.2

Radius: 8.4

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.46 AU - 5.64 AU

Year: 7445 Days

Day: 7.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,034,919 km

• M1: 106,214 km (0.102 R)
• M2: 982,260 km (0.119 R)
• M3: 3,128,839 km (0.108 R)
• M4: 3,535,746 km (0.112 R)
• M5: 4,061,732 km (0.086 R)
• M6: 4,971,736 km (0.094 R)
• M7: 7,442,793 km (0.101 R)
• M8: 9,572,768 km (0.094 R)
• M9: 11,859,371 km (0.068 R)
• M10: 19,792,546 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.2

Radius: 4.4

Gravity: 49.96 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.12 AU - 7.68 AU

Year: 13206 Days

Day: 19.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,034,919 km

• M1: 54,753 km (0.092 R)
• M2: 200,162 km (0.092 R)
• M3: 670,946 km (0.098 R)
• M4: 862,282 km (0.066 R)
• M5: 1,053,169 km (0.07 R)
• M6: 1,731,895 km (0.12 R)
• M7: 1,981,274 km (0.107 R)
• M8: 2,507,859 km (0.107 R)
• M9: 3,520,038 km (0.037 R)
• M10: 3,659,762 km (0.078 R)
• M11: 3,920,511 km (0.117 R)
• M12: 4,131,893 km (0.04 R)
• M13: 5,089,619 km (0.112 R)
• M14: 5,987,356 km (0.106 R)
• M15: 6,349,532 km (0.103 R)
• M16: 6,812,089 km (0.101 R)
• M17: 7,478,398 km (0.105 R)
• M18: 7,616,776 km (0.098 R)
• M19: 8,090,253 km (0.108 R)
• M20: 11,412,074 km (0.086 R)
• M21: 12,738,259 km (0.105 R)
• M22: 13,269,481 km (0.06 R)
• M23: 17,087,518 km (0.114 R)
• M24: 17,815,162 km (0.082 R)
• M25: 19,418,552 km (0.093 R)
• M26: 20,479,350 km (0.117 R)
• M27: 21,115,739 km (0.087 R)
• M28: 25,006,780 km (0.119 R)
• M29: 30,041,945 km (0.084 R)
• M30: 33,042,430 km (0.101 R)
• M31: 33,415,527 km (0.11 R)
• M32: 43,083,140 km (0.045 R)
• M33: 44,126,585 km (0.078 R)
• M34: 45,339,375 km (0.108 R)
• M35: 50,249,626 km (0.038 R)
• M36: 59,261,401 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.7

Radius: 7

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.5 AU - 8.66 AU

Year: 16487 Days

Day: 22.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,034,919 km

• M1: 141,669 km (0.057 R)
• M2: 385,514 km (0.117 R)
• M3: 945,608 km (0.059 R)
• M4: 2,034,980 km (0.118 R)
• M5: 2,707,273 km (0.08 R)
• M6: 2,994,650 km (0.078 R)
• M7: 5,313,866 km (0.052 R)
• M8: 5,673,649 km (0.113 R)
• M9: 7,988,078 km (0.088 R)
• M10: 10,170,411 km (0.114 R)
• M11: 19,114,419 km (0.111 R)
• M12: 20,030,407 km (0.056 R)
• M13: 27,277,676 km (0.072 R)
• M14: 31,143,434 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.8

Radius: 4.8

Gravity: 20.43 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.77 AU - 9.39 AU

Year: 16487 Days

Day: 21.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 59,034,919 km

• M1: 67,469 km (0.084 R)
• M2: 427,102 km (0.039 R)
• M3: 959,222 km (0.098 R)
• M4: 1,169,706 km (0.076 R)
• M5: 1,956,142 km (0.098 R)
• M6: 2,610,034 km (0.067 R)
• M7: 2,951,117 km (0.119 R)
• M8: 3,504,480 km (0.111 R)
• M9: 4,124,264 km (0.076 R)
• M10: 5,186,857 km (0.029 R)
• M11: 6,581,858 km (0.109 R)
• M12: 9,554,068 km (0.079 R)
• M13: 12,295,599 km (0.12 R)
• M14: 14,320,107 km (0.103 R)
• M15: 15,958,652 km (0.08 R)
• M16: 16,405,800 km (0.049 R)
• M17: 16,861,176 km (0.08 R)
• M18: 18,685,372 km (0.098 R)
• M19: 22,255,974 km (0.081 R)
• M20: 22,441,027 km (0.106 R)
• M21: 25,744,597 km (0.094 R)
• M22: 26,359,294 km (0.118 R)
• M23: 26,774,578 km (0.057 R)
• M24: 29,469,285 km (0.058 R)
• M25: 32,815,191 km (0.102 R)
• M26: 36,662,698 km (0.12 R)
• M27: 39,433,251 km (0.038 R)
• M28: 40,524,268 km (0.102 R)
• M29: 43,052,622 km (0.086 R)
• M30: 44,648,382 km (0.11 R)
• M31: 45,982,945 km (0.085 R)
• M32: 54,889,852 km (0.077 R)
• M33: 56,249,099 km (0.109 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 18,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit