🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.7

Radius: 13.8

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.51 AU - 0.63 AU

Year: 292 Days

Day: 14.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,228,241 km

• M1: 171,589 km (0.101 R)
• M2: 625,170 km (0.11 R)
• M3: 1,126,771 km (0.115 R)
• M4: 1,686,267 km (0.087 R)
• M5: 2,308,146 km (0.091 R)
• M6: 2,750,806 km (0.049 R)
• M7: 3,230,267 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.6

Radius: 14.1

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.8 AU - 0.82 AU

Year: 494 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,228,241 km

• M1: 175,329 km (0.054 R)
• M2: 661,821 km (0.038 R)
• M3: 1,122,134 km (0.077 R)
• M4: 1,662,481 km (0.09 R)
• M5: 2,345,395 km (0.102 R)
• M6: 2,915,962 km (0.076 R)
• M7: 3,621,316 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.1

Radius: 10.3

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.2 AU - 1.32 AU

Year: 959 Days

Day: 7.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 53,228,241 km

• M1: 128,205 km (0.09 R)
• M2: 870,959 km (0.049 R)
• M3: 1,409,810 km (0.111 R)
• M4: 2,100,653 km (0.056 R)
• M5: 2,803,015 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290

Radius: 8.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.78 AU - 2.16 AU

Year: 1875 Days

Day: 6.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,228,241 km

• M1: 102,026 km (0.11 R)
• M2: 1,331,271 km (0.076 R)
• M3: 2,371,126 km (0.079 R)
• M4: 3,447,633 km (0.09 R)
• M5: 3,745,482 km (0.109 R)
• M6: 4,215,668 km (0.077 R)
• M7: 4,630,952 km (0.113 R)
• M8: 6,132,466 km (0.11 R)
• M9: 6,500,626 km (0.059 R)
• M10: 7,434,416 km (0.064 R)
• M11: 7,906,696 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.8

Radius: 14.2

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3 AU - 3.22 AU

Year: 3720 Days

Day: 6 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,228,241 km

• M1: 179,966 km (0.112 R)
• M2: 639,830 km (0.101 R)
• M3: 1,364,482 km (0.074 R)
• M4: 2,464,924 km (0.101 R)
• M5: 2,934,811 km (0.082 R)
• M6: 4,185,599 km (0.118 R)
• M7: 4,901,724 km (0.104 R)
• M8: 5,585,984 km (0.058 R)
• M9: 6,284,607 km (0.095 R)
• M10: 6,885,092 km (0.072 R)
• M11: 8,585,272 km (0.106 R)
• M12: 10,108,777 km (0.101 R)
• M13: 10,689,516 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.8

Radius: 14.2

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.78 AU - 3.88 AU

Year: 5084 Days

Day: 8.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,228,241 km

• M1: 452,833 km (0.114 R)
• M2: 912,098 km (0.105 R)
• M3: 2,029,744 km (0.056 R)
• M4: 2,571,438 km (0.104 R)
• M5: 3,502,385 km (0.069 R)
• M6: 4,142,963 km (0.065 R)
• M7: 6,284,457 km (0.103 R)
• M8: 6,919,350 km (0.097 R)
• M9: 7,596,729 km (0.106 R)
• M10: 8,837,494 km (0.059 R)
• M11: 10,119,698 km (0.116 R)
• M12: 11,818,082 km (0.097 R)
• M13: 12,424,552 km (0.042 R)
• M14: 14,827,692 km (0.079 R)
• M15: 15,295,784 km (0.117 R)
• M16: 17,268,232 km (0.088 R)
• M17: 17,786,888 km (0.09 R)
• M18: 19,266,710 km (0.104 R)
• M19: 21,119,779 km (0.099 R)
• M20: 28,364,355 km (0.081 R)
• M21: 30,475,330 km (0.072 R)
• M22: 33,283,731 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665

Radius: 8.9

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.43 AU - 5.81 AU

Year: 7858 Days

Day: 12.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,228,241 km

• M1: 113,844 km (0.035 R)
• M2: 601,084 km (0.043 R)
• M3: 1,188,106 km (0.041 R)
• M4: 1,572,274 km (0.119 R)
• M5: 1,898,696 km (0.055 R)
• M6: 2,428,721 km (0.081 R)
• M7: 2,991,359 km (0.1 R)
• M8: 3,520,636 km (0.114 R)
• M9: 4,189,189 km (0.083 R)
• M10: 4,794,612 km (0.059 R)
• M11: 5,301,300 km (0.073 R)
• M12: 5,876,354 km (0.112 R)
• M13: 6,213,548 km (0.065 R)
• M14: 6,599,211 km (0.046 R)
• M15: 6,889,730 km (0.113 R)
• M16: 7,812,898 km (0.112 R)
• M17: 8,557,746 km (0.044 R)
• M18: 9,531,628 km (0.086 R)
• M19: 10,528,249 km (0.066 R)
• M20: 11,645,446 km (0.106 R)
• M21: 18,799,067 km (0.083 R)
• M22: 20,133,480 km (0.089 R)
• M23: 20,901,515 km (0.076 R)
• M24: 22,496,079 km (0.079 R)
• M25: 23,072,928 km (0.093 R)
• M26: 24,775,203 km (0.07 R)
• M27: 27,204,074 km (0.119 R)
• M28: 28,715,910 km (0.111 R)
• M29: 29,787,180 km (0.089 R)
• M30: 30,583,041 km (0.051 R)
• M31: 35,769,300 km (0.106 R)
• M32: 38,745,699 km (0.03 R)
• M33: 40,053,184 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.1

Radius: 14.1

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.15 AU - 5.19 AU

Year: 7973 Days

Day: 10.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,228,241 km

• M1: 199,264 km (0.086 R)
• M2: 1,309,281 km (0.074 R)
• M3: 2,095,417 km (0.072 R)
• M4: 2,762,624 km (0.113 R)
• M5: 4,093,297 km (0.074 R)
• M6: 4,843,530 km (0.07 R)
• M7: 5,716,733 km (0.076 R)
• M8: 6,510,499 km (0.113 R)
• M9: 6,953,159 km (0.095 R)
• M10: 7,940,655 km (0.08 R)
• M11: 9,712,791 km (0.107 R)
• M12: 11,952,720 km (0.072 R)
• M13: 12,394,333 km (0.099 R)
• M14: 17,082,581 km (0.115 R)
• M15: 20,873,989 km (0.115 R)
• M16: 22,005,697 km (0.114 R)
• M17: 24,040,527 km (0.055 R)
• M18: 24,479,747 km (0.058 R)
• M19: 26,013,275 km (0.096 R)
• M20: 30,177,481 km (0.083 R)
• M21: 30,688,806 km (0.067 R)
• M22: 31,939,893 km (0.111 R)
• M23: 32,685,040 km (0.101 R)
• M24: 35,215,788 km (0.091 R)
• M25: 37,168,489 km (0.119 R)
• M26: 39,192,249 km (0.099 R)
• M27: 41,792,559 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577

Radius: 3.5

Gravity: 47.1 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.83 AU - 8.31 AU

Year: 12750 Days

Day: 21.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,228,241 km

• M1: 105,167 km (0.106 R)
• M2: 300,243 km (0.117 R)
• M3: 456,423 km (0.083 R)
• M4: 1,612,665 km (0.116 R)
• M5: 2,343,451 km (0.038 R)
• M6: 2,961,888 km (0.108 R)
• M7: 3,709,130 km (0.08 R)
• M8: 4,040,489 km (0.086 R)
• M9: 4,922,368 km (0.107 R)
• M10: 5,322,243 km (0.049 R)
• M11: 6,691,662 km (0.058 R)
• M12: 10,800,817 km (0.102 R)
• M13: 11,190,220 km (0.092 R)
• M14: 14,582,052 km (0.118 R)
• M15: 14,989,108 km (0.099 R)
• M16: 15,126,290 km (0.038 R)
• M17: 15,473,357 km (0.091 R)
• M18: 16,766,481 km (0.101 R)
• M19: 20,227,278 km (0.096 R)
• M20: 20,733,218 km (0.031 R)
• M21: 21,161,367 km (0.037 R)
• M22: 21,507,985 km (0.094 R)
• M23: 26,365,428 km (0.105 R)
• M24: 29,475,268 km (0.085 R)
• M25: 32,246,719 km (0.105 R)
• M26: 33,052,602 km (0.098 R)
• M27: 34,704,761 km (0.055 R)
• M28: 38,044,982 km (0.117 R)
• M29: 43,099,595 km (0.094 R)
• M30: 43,377,399 km (0.116 R)
• M31: 43,796,273 km (0.05 R)
• M32: 44,642,249 km (0.108 R)
• M33: 46,950,993 km (0.052 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: 513 - 11,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit