🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.6

Radius: 10.8

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.55 AU - 0.71 AU

Year: 339 Days

Day: 7 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,113,763 km

• M1: 134,339 km (0.117 R)
• M2: 551,567 km (0.115 R)
• M3: 1,182,122 km (0.077 R)
• M4: 1,542,803 km (0.029 R)
• M5: 2,082,702 km (0.086 R)
• M6: 2,646,985 km (0.107 R)
• M7: 3,254,352 km (0.11 R)
• M8: 3,615,930 km (0.048 R)
• M9: 3,952,525 km (0.088 R)
• M10: 4,689,744 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.5

Radius: 8.8

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.56 AU - 0.84 AU

Year: 397 Days

Day: 8.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,113,763 km

• M1: 109,506 km (0.04 R)
• M2: 797,656 km (0.111 R)
• M3: 1,119,590 km (0.041 R)
• M4: 1,552,078 km (0.099 R)
• M5: 2,412,266 km (0.047 R)
• M6: 2,746,318 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.7

Radius: 9.5

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.24 AU - 1.68 AU

Year: 1197 Days

Day: 8.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,113,763 km

• M1: 118,482 km (0.061 R)
• M2: 451,187 km (0.119 R)
• M3: 810,970 km (0.119 R)
• M4: 2,211,954 km (0.112 R)
• M5: 3,006,917 km (0.048 R)
• M6: 3,492,961 km (0.118 R)
• M7: 4,182,158 km (0.08 R)
• M8: 5,331,818 km (0.118 R)
• M9: 6,222,673 km (0.03 R)
• M10: 6,680,293 km (0.08 R)
• M11: 7,949,631 km (0.118 R)
• M12: 8,937,725 km (0.114 R)
• M13: 10,698,941 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.4

Radius: 14.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.63 AU - 1.73 AU

Year: 1477 Days

Day: 9.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,113,763 km

• M1: 185,352 km (0.103 R)
• M2: 754,721 km (0.059 R)
• M3: 1,345,184 km (0.108 R)
• M4: 1,901,239 km (0.046 R)
• M5: 2,488,860 km (0.114 R)
• M6: 3,119,415 km (0.089 R)
• M7: 3,976,611 km (0.109 R)
• M8: 4,654,588 km (0.108 R)
• M9: 5,390,161 km (0.117 R)
• M10: 5,856,009 km (0.119 R)
• M11: 6,327,691 km (0.118 R)
• M12: 6,936,554 km (0.096 R)
• M13: 7,752,311 km (0.098 R)
• M14: 8,868,012 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.2

Radius: 14.3

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.09 AU - 2.47 AU

Year: 2335 Days

Day: 10.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,113,763 km

• M1: 178,021 km (0.109 R)
• M2: 667,057 km (0.059 R)
• M3: 2,115,463 km (0.106 R)
• M4: 2,861,807 km (0.114 R)
• M5: 3,573,444 km (0.119 R)
• M6: 4,464,748 km (0.059 R)
• M7: 5,280,655 km (0.085 R)
• M8: 5,826,987 km (0.114 R)
• M9: 6,274,883 km (0.091 R)
• M10: 7,151,377 km (0.064 R)
• M11: 7,759,193 km (0.044 R)
• M12: 8,567,320 km (0.117 R)
• M13: 11,741,189 km (0.108 R)
• M14: 13,072,610 km (0.118 R)
• M15: 14,550,188 km (0.108 R)
• M16: 16,239,447 km (0.049 R)
• M17: 17,238,611 km (0.102 R)
• M18: 18,502,564 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.2

Radius: 14.6

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.09 AU - 3.27 AU

Year: 2976 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,113,763 km

• M1: 182,210 km (0.082 R)
• M2: 723,156 km (0.091 R)
• M3: 1,323,492 km (0.112 R)
• M4: 1,915,750 km (0.118 R)
• M5: 2,397,306 km (0.074 R)
• M6: 3,440,601 km (0.08 R)
• M7: 4,056,346 km (0.075 R)
• M8: 4,629,007 km (0.03 R)
• M9: 6,244,514 km (0.066 R)
• M10: 7,042,021 km (0.079 R)
• M11: 7,546,165 km (0.092 R)
• M12: 8,074,395 km (0.09 R)
• M13: 8,733,673 km (0.098 R)
• M14: 9,694,092 km (0.057 R)
• M15: 10,682,784 km (0.044 R)
• M16: 12,630,997 km (0.105 R)
• M17: 13,859,196 km (0.104 R)
• M18: 15,902,702 km (0.088 R)
• M19: 16,940,612 km (0.075 R)
• M20: 18,671,011 km (0.114 R)
• M21: 19,456,549 km (0.09 R)
• M22: 21,879,137 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.1

Radius: 11.1

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.66 AU - 2.72 AU

Year: 2992 Days

Day: 11.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,113,763 km

• M1: 138,079 km (0.058 R)
• M2: 1,310,029 km (0.086 R)
• M3: 1,832,574 km (0.114 R)
• M4: 3,515,849 km (0.116 R)
• M5: 4,258,154 km (0.075 R)
• M6: 5,125,672 km (0.114 R)
• M7: 5,766,998 km (0.09 R)
• M8: 7,002,676 km (0.086 R)
• M9: 7,667,489 km (0.064 R)
• M10: 8,641,371 km (0.077 R)
• M11: 9,478,371 km (0.059 R)
• M12: 10,254,336 km (0.1 R)
• M13: 13,740,864 km (0.082 R)
• M14: 14,831,731 km (0.097 R)
• M15: 15,373,575 km (0.117 R)
• M16: 15,928,433 km (0.09 R)
• M17: 19,078,067 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.1

Radius: 12.5

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.59 AU - 4.97 AU

Year: 7088 Days

Day: 10.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,113,763 km

• M1: 180,864 km (0.03 R)
• M2: 613,650 km (0.054 R)
• M3: 1,082,041 km (0.114 R)
• M4: 1,988,305 km (0.036 R)
• M5: 2,476,742 km (0.068 R)
• M6: 2,961,589 km (0.03 R)
• M7: 5,898,195 km (0.078 R)
• M8: 16,494,212 km (0.099 R)
• M9: 18,508,398 km (0.093 R)
• M10: 20,449,131 km (0.108 R)
• M11: 26,252,631 km (0.081 R)
• M12: 27,739,933 km (0.113 R)
• M13: 29,776,409 km (0.03 R)
• M14: 32,119,261 km (0.067 R)
• M15: 33,068,609 km (0.059 R)
• M16: 34,145,415 km (0.087 R)
• M17: 36,482,283 km (0.076 R)
• M18: 37,748,031 km (0.108 R)
• M19: 40,488,963 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.9

Radius: 14.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.68 AU - 5 AU

Year: 7222 Days

Day: 5.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,113,763 km

• M1: 185,352 km (0.099 R)
• M2: 690,693 km (0.106 R)
• M3: 2,085,993 km (0.069 R)
• M4: 2,749,609 km (0.037 R)
• M5: 3,401,257 km (0.04 R)
• M6: 5,244,004 km (0.051 R)
• M7: 6,549,694 km (0.113 R)
• M8: 7,387,891 km (0.109 R)
• M9: 7,985,834 km (0.106 R)
• M10: 10,065,543 km (0.084 R)
• M11: 10,614,268 km (0.084 R)
• M12: 12,227,382 km (0.082 R)
• M13: 13,554,315 km (0.119 R)
• M14: 17,129,255 km (0.089 R)
• M15: 19,064,603 km (0.113 R)
• M16: 20,700,157 km (0.065 R)
• M17: 22,659,889 km (0.073 R)
• M18: 25,154,882 km (0.063 R)
• M19: 30,211,888 km (0.092 R)
• M20: 32,136,166 km (0.095 R)
• M21: 32,828,505 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.2

Radius: 4.4

Gravity: 50.48 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.16 AU - 7.46 AU

Year: 12053 Days

Day: 19.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,113,763 km

• M1: 55,351 km (0.077 R)
• M2: 229,483 km (0.097 R)
• M3: 381,923 km (0.11 R)
• M4: 713,731 km (0.094 R)
• M5: 909,405 km (0.069 R)
• M6: 1,338,452 km (0.079 R)
• M7: 2,093,323 km (0.078 R)
• M8: 2,350,183 km (0.1 R)
• M9: 2,583,854 km (0.111 R)
• M10: 3,704,642 km (0.119 R)
• M11: 4,293,908 km (0.086 R)
• M12: 4,514,116 km (0.11 R)
• M13: 6,807,302 km (0.083 R)
• M14: 7,871,690 km (0.076 R)
• M15: 8,394,834 km (0.059 R)
• M16: 9,196,529 km (0.047 R)
• M17: 11,303,017 km (0.084 R)
• M18: 11,602,212 km (0.082 R)
• M19: 12,278,844 km (0.107 R)
• M20: 12,594,944 km (0.099 R)
• M21: 14,748,106 km (0.108 R)
• M22: 15,177,452 km (0.037 R)
• M23: 18,419,088 km (0.108 R)
• M24: 21,268,329 km (0.089 R)
• M25: 22,373,409 km (0.097 R)
• M26: 25,099,381 km (0.117 R)
• M27: 25,917,233 km (0.104 R)
• M28: 27,713,604 km (0.08 R)
• M29: 29,704,303 km (0.113 R)
• M30: 33,967,693 km (0.078 R)
• M31: 36,244,722 km (0.055 R)
• M32: 37,288,466 km (0.066 R)
• M33: 38,084,476 km (0.086 R)
• M34: 38,891,706 km (0.101 R)
• M35: 43,829,035 km (0.1 R)
• M36: 46,067,019 km (0.062 R)
• M37: 48,067,292 km (0.11 R)
• M38: 55,266,241 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 20,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit