🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.5

Radius: 12.3

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.74 AU - 0.9 AU

Year: 513 Days

Day: 7.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,742,214 km

• M1: 153,039 km (0.105 R)
• M2: 564,732 km (0.11 R)
• M3: 1,090,718 km (0.032 R)
• M4: 1,566,439 km (0.119 R)
• M5: 1,996,982 km (0.095 R)
• M6: 2,392,070 km (0.093 R)
• M7: 3,726,932 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.6

Radius: 9.3

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.78 AU - 1.04 AU

Year: 599 Days

Day: 7.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,742,214 km

• M1: 116,088 km (0.069 R)
• M2: 461,809 km (0.092 R)
• M3: 782,696 km (0.074 R)
• M4: 1,171,950 km (0.036 R)
• M5: 1,494,184 km (0.04 R)
• M6: 1,875,957 km (0.059 R)
• M7: 2,483,325 km (0.117 R)
• M8: 2,930,173 km (0.107 R)
• M9: 3,303,121 km (0.094 R)
• M10: 4,460,709 km (0.076 R)
• M11: 4,922,967 km (0.091 R)
• M12: 5,329,424 km (0.116 R)
• M13: 5,981,222 km (0.076 R)
• M14: 6,464,423 km (0.064 R)
• M15: 6,890,328 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.3

Radius: 14.8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.6 AU - 2.7 AU

Year: 2978 Days

Day: 12.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,742,214 km

• M1: 187,297 km (0.046 R)
• M2: 670,647 km (0.118 R)
• M3: 1,170,304 km (0.034 R)
• M4: 2,476,742 km (0.067 R)
• M5: 2,988,068 km (0.096 R)
• M6: 3,687,588 km (0.08 R)
• M7: 4,184,552 km (0.087 R)
• M8: 4,990,136 km (0.064 R)
• M9: 6,820,317 km (0.081 R)
• M10: 7,348,995 km (0.083 R)
• M11: 8,418,770 km (0.115 R)
• M12: 10,016,774 km (0.075 R)
• M13: 12,482,596 km (0.108 R)
• M14: 13,228,641 km (0.039 R)
• M15: 16,459,506 km (0.05 R)
• M16: 19,932,121 km (0.025 R)
• M17: 20,822,976 km (0.106 R)
• M18: 22,007,044 km (0.108 R)
• M19: 22,821,155 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.7

Radius: 13.5

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.84 AU - 5.34 AU

Year: 7927 Days

Day: 8.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,742,214 km

• M1: 167,849 km (0.08 R)
• M2: 594,502 km (0.119 R)
• M3: 1,871,021 km (0.083 R)
• M4: 2,366,339 km (0.112 R)
• M5: 3,093,983 km (0.072 R)
• M6: 4,380,824 km (0.1 R)
• M7: 5,640,438 km (0.045 R)
• M8: 7,091,537 km (0.094 R)
• M9: 7,904,452 km (0.077 R)
• M10: 9,396,691 km (0.088 R)
• M11: 10,918,700 km (0.09 R)
• M12: 11,478,196 km (0.036 R)
• M13: 13,734,281 km (0.082 R)
• M14: 16,601,474 km (0.077 R)
• M15: 17,273,917 km (0.119 R)
• M16: 18,673,554 km (0.099 R)
• M17: 20,835,393 km (0.089 R)
• M18: 22,993,791 km (0.099 R)
• M19: 24,599,575 km (0.094 R)
• M20: 27,192,704 km (0.11 R)
• M21: 28,033,295 km (0.062 R)
• M22: 29,963,257 km (0.078 R)
• M23: 33,233,317 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.1

Radius: 4.3

Gravity: 35.81 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.4 AU - 10.78 AU

Year: 22123 Days

Day: 18.1 Hours

Environment

Temp: -245 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,742,214 km

• M1: 53,406 km (0.078 R)
• M2: 246,986 km (0.116 R)
• M3: 587,770 km (0.063 R)
• M4: 1,466,807 km (0.104 R)
• M5: 1,653,804 km (0.098 R)
• M6: 2,246,362 km (0.081 R)
• M7: 3,022,775 km (0.088 R)
• M8: 5,046,983 km (0.086 R)
• M9: 5,884,283 km (0.049 R)
• M10: 6,810,293 km (0.113 R)
• M11: 9,114,250 km (0.083 R)
• M12: 9,284,044 km (0.067 R)
• M13: 9,571,870 km (0.107 R)
• M14: 10,595,269 km (0.115 R)
• M15: 13,578,550 km (0.074 R)
• M16: 14,633,963 km (0.1 R)
• M17: 17,422,467 km (0.087 R)
• M18: 19,969,371 km (0.033 R)
• M19: 20,352,342 km (0.076 R)
• M20: 22,546,793 km (0.088 R)
• M21: 26,469,548 km (0.118 R)
• M22: 28,110,337 km (0.114 R)
• M23: 30,823,744 km (0.091 R)
• M24: 34,660,331 km (0.037 R)
• M25: 37,339,329 km (0.084 R)
• M26: 38,066,525 km (0.074 R)
• M27: 40,153,116 km (0.118 R)
• M28: 43,744,362 km (0.098 R)
• M29: 46,198,366 km (0.106 R)
• M30: 55,226,448 km (0.043 R)
• M31: 56,360,100 km (0.091 R)
• M32: 59,458,870 km (0.042 R)
• M33: 62,058,881 km (0.098 R)
• M34: 74,126,343 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.6

Radius: 4.8

Gravity: 24.64 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.46 AU - 11.8 AU

Year: 22255 Days

Day: 18.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,742,214 km

• M1: 62,981 km (0.089 R)
• M2: 240,105 km (0.115 R)
• M3: 602,431 km (0.117 R)
• M4: 769,831 km (0.091 R)
• M5: 1,392,008 km (0.083 R)
• M6: 1,689,558 km (0.109 R)
• M7: 1,891,515 km (0.087 R)
• M8: 2,891,278 km (0.072 R)
• M9: 3,181,199 km (0.084 R)
• M10: 3,347,402 km (0.103 R)
• M11: 3,912,433 km (0.101 R)
• M12: 5,116,098 km (0.045 R)
• M13: 6,954,655 km (0.114 R)
• M14: 9,360,339 km (0.086 R)
• M15: 9,587,578 km (0.067 R)
• M16: 12,269,120 km (0.098 R)
• M17: 12,817,695 km (0.099 R)
• M18: 18,601,897 km (0.104 R)
• M19: 19,233,948 km (0.032 R)
• M20: 20,161,604 km (0.113 R)
• M21: 20,732,171 km (0.09 R)
• M22: 21,707,249 km (0.085 R)
• M23: 23,748,064 km (0.113 R)
• M24: 26,136,992 km (0.11 R)
• M25: 27,044,004 km (0.113 R)
• M26: 31,639,950 km (0.1 R)
• M27: 33,192,776 km (0.119 R)
• M28: 34,525,094 km (0.12 R)
• M29: 51,255,073 km (0.116 R)
• M30: 58,996,015 km (0.081 R)
• M31: 62,138,617 km (0.11 R)
• M32: 64,158,338 km (0.088 R)
• M33: 65,184,430 km (0.111 R)
• M34: 74,239,439 km (0.118 R)
• M35: 74,690,327 km (0.095 R)
• M36: 75,370,250 km (0.084 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 12,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit