🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.4

Radius: 8

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.48 AU - 0.58 AU

Year: 271 Days

Day: 14.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,052,345 km

• M1: 99,931 km (0.05 R)
• M2: 261,497 km (0.118 R)
• M3: 526,136 km (0.098 R)
• M4: 698,472 km (0.099 R)
• M5: 858,991 km (0.04 R)
• M6: 1,260,063 km (0.112 R)
• M7: 1,826,440 km (0.038 R)
• M8: 2,083,599 km (0.081 R)
• M9: 2,400,597 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.3

Radius: 13

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.44 AU - 0.66 AU

Year: 287 Days

Day: 10.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,052,345 km

• M1: 161,715 km (0.085 R)
• M2: 454,329 km (0.067 R)
• M3: 699,520 km (0.109 R)
• M4: 967,449 km (0.061 R)
• M5: 1,259,913 km (0.102 R)
• M6: 1,521,710 km (0.075 R)
• M7: 1,826,889 km (0.058 R)
• M8: 2,191,310 km (0.115 R)
• M9: 2,474,648 km (0.063 R)
• M10: 3,193,615 km (0.055 R)
• M11: 3,777,645 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.7

Radius: 13.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.84 AU - 1.06 AU

Year: 651 Days

Day: 8.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,052,345 km

• M1: 165,754 km (0.117 R)
• M2: 419,323 km (0.116 R)
• M3: 774,618 km (0.109 R)
• M4: 1,034,020 km (0.081 R)
• M5: 1,668,914 km (0.059 R)
• M6: 2,063,254 km (0.109 R)
• M7: 2,629,781 km (0.114 R)
• M8: 3,961,950 km (0.11 R)
• M9: 4,748,087 km (0.08 R)
• M10: 5,155,741 km (0.1 R)
• M11: 5,689,805 km (0.108 R)
• M12: 6,051,533 km (0.113 R)
• M13: 6,337,564 km (0.05 R)
• M14: 6,674,907 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.2

Radius: 13.4

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.23 AU - 1.99 AU

Year: 1436 Days

Day: 6 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,052,345 km

• M1: 167,101 km (0.087 R)
• M2: 468,391 km (0.041 R)
• M3: 739,612 km (0.095 R)
• M4: 1,115,701 km (0.109 R)
• M5: 1,474,137 km (0.112 R)
• M6: 2,114,865 km (0.117 R)
• M7: 2,526,858 km (0.084 R)
• M8: 3,377,322 km (0.088 R)
• M9: 3,950,132 km (0.104 R)
• M10: 4,397,579 km (0.101 R)
• M11: 4,650,848 km (0.047 R)
• M12: 5,165,315 km (0.078 R)
• M13: 5,588,079 km (0.079 R)
• M14: 6,090,129 km (0.097 R)
• M15: 6,373,168 km (0.08 R)
• M16: 7,026,163 km (0.081 R)
• M17: 7,659,112 km (0.067 R)
• M18: 8,012,911 km (0.102 R)
• M19: 8,301,784 km (0.111 R)
• M20: 8,577,344 km (0.1 R)
• M21: 8,857,540 km (0.052 R)
• M22: 9,373,503 km (0.119 R)
• M23: 9,627,221 km (0.101 R)
• M24: 10,084,542 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.6

Radius: 14.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.82 AU - 2.6 AU

Year: 2309 Days

Day: 12.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,052,345 km

• M1: 201,957 km (0.09 R)
• M2: 486,193 km (0.076 R)
• M3: 920,177 km (0.026 R)
• M4: 1,727,407 km (0.09 R)
• M5: 2,228,859 km (0.057 R)
• M6: 2,574,729 km (0.099 R)
• M7: 3,037,286 km (0.12 R)
• M8: 3,395,124 km (0.063 R)
• M9: 3,980,051 km (0.075 R)
• M10: 4,483,299 km (0.115 R)
• M11: 5,942,476 km (0.106 R)
• M12: 6,649,177 km (0.085 R)
• M13: 7,614,532 km (0.068 R)
• M14: 8,160,115 km (0.073 R)
• M15: 10,222,172 km (0.056 R)
• M16: 10,883,993 km (0.065 R)
• M17: 11,687,782 km (0.1 R)
• M18: 12,804,979 km (0.117 R)
• M19: 13,644,074 km (0.12 R)
• M20: 14,543,905 km (0.115 R)
• M21: 14,884,539 km (0.115 R)
• M22: 16,323,072 km (0.046 R)
• M23: 17,270,027 km (0.12 R)
• M24: 18,472,644 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872

Radius: 8.5

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.4 AU - 2.68 AU

Year: 2846 Days

Day: 14.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 35,052,345 km

• M1: 168,597 km (0.114 R)
• M2: 678,277 km (0.116 R)
• M3: 904,768 km (0.111 R)
• M4: 1,248,245 km (0.109 R)
• M5: 1,426,565 km (0.065 R)
• M6: 1,760,617 km (0.07 R)
• M7: 2,105,440 km (0.118 R)
• M8: 3,069,449 km (0.09 R)
• M9: 3,560,429 km (0.049 R)
• M10: 3,847,508 km (0.12 R)
• M11: 4,416,578 km (0.111 R)
• M12: 4,716,222 km (0.103 R)
• M13: 5,152,599 km (0.049 R)
• M14: 5,923,776 km (0.117 R)
• M15: 6,946,128 km (0.104 R)
• M16: 7,449,824 km (0.12 R)
• M17: 7,682,449 km (0.045 R)
• M18: 8,374,489 km (0.067 R)
• M19: 8,731,878 km (0.086 R)
• M20: 10,086,936 km (0.117 R)
• M21: 11,034,937 km (0.111 R)
• M22: 11,254,846 km (0.1 R)
• M23: 12,454,172 km (0.12 R)
• M24: 12,889,951 km (0.11 R)
• M25: 13,299,101 km (0.11 R)
• M26: 14,854,171 km (0.062 R)
• M27: 15,182,837 km (0.067 R)
• M28: 15,664,094 km (0.053 R)
• M29: 16,152,980 km (0.108 R)
• M30: 16,381,116 km (0.12 R)
• M31: 16,764,985 km (0.104 R)
• M32: 18,955,995 km (0.107 R)
• M33: 19,327,447 km (0.026 R)
• M34: 20,763,287 km (0.109 R)
• M35: 20,978,857 km (0.116 R)
• M36: 21,152,092 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.2

Radius: 11.7

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.77 AU - 3.91 AU

Year: 4291 Days

Day: 12.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 35,052,345 km

• M1: 146,606 km (0.04 R)
• M2: 532,120 km (0.09 R)
• M3: 814,411 km (0.08 R)
• M4: 1,042,248 km (0.077 R)
• M5: 1,283,101 km (0.068 R)
• M6: 1,541,157 km (0.055 R)
• M7: 2,122,794 km (0.071 R)
• M8: 2,444,280 km (0.115 R)
• M9: 3,277,091 km (0.067 R)
• M10: 3,787,369 km (0.051 R)
• M11: 4,375,139 km (0.116 R)
• M12: 4,943,910 km (0.113 R)
• M13: 5,372,209 km (0.081 R)
• M14: 5,705,364 km (0.119 R)
• M15: 6,189,163 km (0.105 R)
• M16: 6,644,240 km (0.059 R)
• M17: 9,486,001 km (0.076 R)
• M18: 10,322,552 km (0.093 R)
• M19: 10,754,292 km (0.11 R)
• M20: 11,515,146 km (0.108 R)
• M21: 11,742,086 km (0.09 R)
• M22: 12,503,390 km (0.118 R)
• M23: 13,185,108 km (0.057 R)
• M24: 13,885,076 km (0.112 R)
• M25: 14,349,877 km (0.076 R)
• M26: 14,932,560 km (0.1 R)
• M27: 15,677,408 km (0.068 R)
• M28: 17,539,752 km (0.11 R)
• M29: 17,779,857 km (0.091 R)
• M30: 19,339,414 km (0.11 R)
• M31: 20,487,578 km (0.107 R)
• M32: 21,139,825 km (0.095 R)
• M33: 22,070,323 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.8

Radius: 13.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.73 AU - 3.89 AU

Year: 5228 Days

Day: 5.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,052,345 km

• M1: 171,589 km (0.048 R)
• M2: 687,253 km (0.096 R)
• M3: 1,129,763 km (0.061 R)
• M4: 1,493,735 km (0.078 R)
• M5: 1,827,039 km (0.094 R)
• M6: 2,474,349 km (0.047 R)
• M7: 2,782,371 km (0.113 R)
• M8: 3,581,523 km (0.097 R)
• M9: 4,757,811 km (0.113 R)
• M10: 5,381,933 km (0.119 R)
• M11: 5,739,173 km (0.118 R)
• M12: 6,149,819 km (0.117 R)
• M13: 6,859,511 km (0.066 R)
• M14: 7,585,809 km (0.066 R)
• M15: 7,867,801 km (0.115 R)
• M16: 8,695,227 km (0.102 R)
• M17: 10,204,370 km (0.059 R)
• M18: 10,504,463 km (0.106 R)
• M19: 11,546,263 km (0.1 R)
• M20: 13,218,169 km (0.094 R)
• M21: 14,742,571 km (0.069 R)
• M22: 15,771,655 km (0.04 R)
• M23: 18,007,544 km (0.054 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.6

Radius: 13.8

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.06 AU - 6.02 AU

Year: 7953 Days

Day: 10.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,052,345 km

• M1: 588,967 km (0.032 R)
• M2: 1,284,747 km (0.12 R)
• M3: 1,887,476 km (0.106 R)
• M4: 2,297,524 km (0.056 R)
• M5: 2,770,702 km (0.105 R)
• M6: 3,791,558 km (0.09 R)
• M7: 4,161,364 km (0.072 R)
• M8: 4,929,100 km (0.118 R)
• M9: 6,105,837 km (0.101 R)
• M10: 6,427,772 km (0.081 R)
• M11: 6,849,787 km (0.094 R)
• M12: 7,412,574 km (0.089 R)
• M13: 10,529,895 km (0.09 R)
• M14: 13,982,464 km (0.11 R)
• M15: 14,877,658 km (0.078 R)
• M16: 16,511,715 km (0.046 R)
• M17: 17,043,087 km (0.106 R)
• M18: 17,484,102 km (0.118 R)
• M19: 19,409,127 km (0.096 R)
• M20: 19,774,744 km (0.112 R)
• M21: 20,143,952 km (0.073 R)
• M22: 20,892,539 km (0.098 R)
• M23: 23,793,392 km (0.047 R)
• M24: 25,613,250 km (0.094 R)
• M25: 28,123,801 km (0.101 R)
• M26: 29,327,167 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.9

Radius: 3.7

Gravity: 15.99 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.9 AU - 7.66 AU

Year: 11062 Days

Day: 23.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,052,345 km

• M1: 593,006 km (0.116 R)
• M2: 1,634,207 km (0.074 R)
• M3: 1,946,418 km (0.091 R)
• M4: 5,759,668 km (0.031 R)
• M5: 6,133,214 km (0.116 R)
• M6: 8,485,341 km (0.038 R)
• M7: 9,115,447 km (0.118 R)
• M8: 9,186,955 km (0.074 R)
• M9: 9,548,234 km (0.119 R)
• M10: 10,329,583 km (0.039 R)
• M11: 15,901,356 km (0.083 R)
• M12: 20,639,869 km (0.093 R)
• M13: 21,838,148 km (0.055 R)
• M14: 23,929,975 km (0.103 R)
• M15: 24,045,763 km (0.045 R)
• M16: 25,278,599 km (0.114 R)
• M17: 30,518,714 km (0.118 R)
• M18: 31,175,299 km (0.117 R)
• M19: 34,425,013 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 15,672 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit