🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.2

Radius: 9.8

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.78 AU - 0.96 AU

Year: 550 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,851,035 km

• M1: 122,670 km (0.05 R)
• M2: 577,897 km (0.111 R)
• M3: 1,152,951 km (0.096 R)
• M4: 1,597,855 km (0.11 R)
• M5: 2,155,107 km (0.077 R)
• M6: 2,508,307 km (0.119 R)
• M7: 2,826,951 km (0.113 R)
• M8: 3,150,382 km (0.094 R)
• M9: 3,657,518 km (0.063 R)
• M10: 4,190,835 km (0.115 R)
• M11: 4,850,262 km (0.043 R)
• M12: 5,316,559 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.5

Radius: 14.7

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.82 AU - 1.12 AU

Year: 648 Days

Day: 13.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,851,035 km

• M1: 182,958 km (0.114 R)
• M2: 796,160 km (0.112 R)
• M3: 1,287,589 km (0.041 R)
• M4: 1,786,199 km (0.081 R)
• M5: 2,247,858 km (0.049 R)
• M6: 2,870,035 km (0.118 R)
• M7: 3,433,570 km (0.081 R)
• M8: 4,071,007 km (0.091 R)
• M9: 4,576,199 km (0.073 R)
• M10: 5,548,735 km (0.107 R)
• M11: 6,055,572 km (0.095 R)
• M12: 6,634,516 km (0.066 R)
• M13: 7,206,578 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.1

Radius: 12.6

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.22 AU - 1.46 AU

Year: 1052 Days

Day: 6.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,851,035 km

• M1: 156,629 km (0.097 R)
• M2: 591,510 km (0.077 R)
• M3: 1,008,589 km (0.095 R)
• M4: 1,470,996 km (0.114 R)
• M5: 2,375,165 km (0.08 R)
• M6: 3,075,433 km (0.106 R)
• M7: 3,468,127 km (0.052 R)
• M8: 4,214,022 km (0.091 R)
• M9: 4,650,699 km (0.105 R)
• M10: 5,046,535 km (0.111 R)
• M11: 5,521,209 km (0.108 R)
• M12: 6,227,759 km (0.091 R)
• M13: 7,308,155 km (0.052 R)
• M14: 7,965,787 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.5

Radius: 10.5

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.58 AU - 1.76 AU

Year: 1464 Days

Day: 10.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,851,035 km

• M1: 130,599 km (0.074 R)
• M2: 545,883 km (0.108 R)
• M3: 1,002,007 km (0.061 R)
• M4: 1,411,007 km (0.093 R)
• M5: 1,910,066 km (0.104 R)
• M6: 2,374,717 km (0.1 R)
• M7: 3,071,843 km (0.1 R)
• M8: 3,597,978 km (0.029 R)
• M9: 4,274,610 km (0.052 R)
• M10: 4,771,424 km (0.101 R)
• M11: 5,790,036 km (0.087 R)
• M12: 6,820,317 km (0.069 R)
• M13: 8,427,297 km (0.069 R)
• M14: 9,715,783 km (0.096 R)
• M15: 11,962,145 km (0.085 R)
• M16: 12,564,276 km (0.101 R)
• M17: 13,226,097 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.3

Radius: 13.1

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.3 AU - 2.76 AU

Year: 2729 Days

Day: 7.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,851,035 km

• M1: 163,510 km (0.096 R)
• M2: 597,195 km (0.058 R)
• M3: 1,009,038 km (0.116 R)
• M4: 1,780,514 km (0.085 R)
• M5: 2,236,638 km (0.087 R)
• M6: 2,771,301 km (0.109 R)
• M7: 3,299,531 km (0.1 R)
• M8: 3,976,461 km (0.05 R)
• M9: 4,426,003 km (0.114 R)
• M10: 6,402,938 km (0.095 R)
• M11: 6,962,734 km (0.088 R)
• M12: 7,979,550 km (0.059 R)
• M13: 8,489,230 km (0.111 R)
• M14: 10,071,826 km (0.099 R)
• M15: 14,550,786 km (0.042 R)
• M16: 15,678,006 km (0.084 R)
• M17: 16,479,402 km (0.034 R)
• M18: 17,140,176 km (0.096 R)
• M19: 18,514,382 km (0.067 R)
• M20: 18,928,768 km (0.112 R)
• M21: 19,960,993 km (0.037 R)
• M22: 20,522,434 km (0.048 R)
• M23: 21,030,469 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.8

Radius: 10

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.64 AU - 4.54 AU

Year: 5610 Days

Day: 13.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,851,035 km

• M1: 124,316 km (0.029 R)
• M2: 779,555 km (0.076 R)
• M3: 1,205,908 km (0.102 R)
• M4: 2,507,560 km (0.116 R)
• M5: 3,797,991 km (0.11 R)
• M6: 5,016,765 km (0.115 R)
• M7: 7,438,006 km (0.101 R)
• M8: 11,076,226 km (0.065 R)
• M9: 11,420,451 km (0.103 R)
• M10: 12,708,788 km (0.112 R)
• M11: 13,305,384 km (0.091 R)
• M12: 14,849,085 km (0.07 R)
• M13: 16,700,508 km (0.047 R)
• M14: 17,023,340 km (0.12 R)
• M15: 19,189,667 km (0.09 R)
• M16: 20,120,166 km (0.105 R)
• M17: 23,012,491 km (0.073 R)
• M18: 23,573,932 km (0.051 R)
• M19: 27,853,777 km (0.097 R)
• M20: 30,849,026 km (0.036 R)
• M21: 31,926,430 km (0.101 R)
• M22: 32,725,581 km (0.061 R)
• M23: 33,435,722 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.2

Radius: 12.7

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.85 AU - 5.13 AU

Year: 6453 Days

Day: 7.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,851,035 km

• M1: 161,416 km (0.068 R)
• M2: 631,303 km (0.081 R)
• M3: 1,201,121 km (0.076 R)
• M4: 1,606,980 km (0.073 R)
• M5: 2,144,336 km (0.057 R)
• M6: 4,579,939 km (0.087 R)
• M7: 5,378,642 km (0.104 R)
• M8: 6,135,457 km (0.068 R)
• M9: 6,734,597 km (0.079 R)
• M10: 8,242,244 km (0.035 R)
• M11: 10,111,918 km (0.098 R)
• M12: 10,871,427 km (0.085 R)
• M13: 15,597,523 km (0.096 R)
• M14: 16,251,864 km (0.097 R)
• M15: 16,924,606 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.8

Radius: 13.6

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.58 AU - 4.62 AU

Year: 6692 Days

Day: 11.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,851,035 km

• M1: 169,494 km (0.113 R)
• M2: 1,159,383 km (0.055 R)
• M3: 1,893,610 km (0.106 R)
• M4: 3,034,443 km (0.062 R)
• M5: 3,901,363 km (0.061 R)
• M6: 4,901,125 km (0.111 R)
• M7: 5,391,208 km (0.086 R)
• M8: 6,375,412 km (0.039 R)
• M9: 7,164,092 km (0.035 R)
• M10: 8,429,690 km (0.11 R)
• M11: 10,848,239 km (0.077 R)
• M12: 12,968,789 km (0.101 R)
• M13: 14,126,976 km (0.108 R)
• M14: 15,583,311 km (0.073 R)
• M15: 16,169,286 km (0.087 R)
• M16: 18,016,072 km (0.091 R)
• M17: 22,419,784 km (0.113 R)
• M18: 23,623,598 km (0.061 R)
• M19: 24,949,484 km (0.093 R)
• M20: 27,749,059 km (0.071 R)
• M21: 29,847,318 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963

Radius: 12

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.08 AU - 6.14 AU

Year: 9012 Days

Day: 8.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,851,035 km

• M1: 149,598 km (0.097 R)
• M2: 585,825 km (0.118 R)
• M3: 1,222,364 km (0.051 R)
• M4: 1,911,861 km (0.089 R)
• M5: 2,479,734 km (0.094 R)
• M6: 3,158,011 km (0.047 R)
• M7: 3,823,572 km (0.079 R)
• M8: 6,355,666 km (0.073 R)
• M9: 7,377,269 km (0.075 R)
• M10: 9,302,744 km (0.112 R)
• M11: 10,252,391 km (0.036 R)
• M12: 10,938,596 km (0.09 R)
• M13: 15,786,166 km (0.118 R)
• M14: 17,208,991 km (0.116 R)
• M15: 21,306,477 km (0.103 R)
• M16: 29,439,066 km (0.117 R)
• M17: 30,073,510 km (0.119 R)
• M18: 33,957,520 km (0.096 R)
• M19: 38,039,298 km (0.105 R)
• M20: 39,172,053 km (0.1 R)
• M21: 46,731,832 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.8

Radius: 6.2

Gravity: 16.38 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.01 AU - 9.69 AU

Year: 14917 Days

Day: 15.4 Hours

Environment

Temp: -242 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 60,851,035 km

• M1: 80,184 km (0.119 R)
• M2: 274,063 km (0.116 R)
• M3: 578,046 km (0.052 R)
• M4: 826,229 km (0.115 R)
• M5: 1,574,667 km (0.092 R)
• M6: 1,767,648 km (0.085 R)
• M7: 2,423,785 km (0.109 R)
• M8: 3,008,114 km (0.089 R)
• M9: 3,231,015 km (0.084 R)
• M10: 3,518,243 km (0.078 R)
• M11: 3,765,977 km (0.043 R)
• M12: 4,547,626 km (0.109 R)
• M13: 5,839,553 km (0.117 R)
• M14: 10,749,953 km (0.117 R)
• M15: 12,750,227 km (0.108 R)
• M16: 16,921,614 km (0.118 R)
• M17: 17,708,648 km (0.041 R)
• M18: 18,192,447 km (0.114 R)
• M19: 20,479,051 km (0.111 R)
• M20: 22,105,629 km (0.104 R)
• M21: 22,666,471 km (0.091 R)
• M22: 23,045,552 km (0.059 R)
• M23: 25,308,070 km (0.097 R)
• M24: 25,613,699 km (0.083 R)
• M25: 27,285,455 km (0.114 R)
• M26: 28,806,716 km (0.067 R)
• M27: 31,662,389 km (0.089 R)
• M28: 32,976,607 km (0.114 R)
• M29: 38,463,707 km (0.101 R)
• M30: 39,547,394 km (0.109 R)
• M31: 42,632,700 km (0.079 R)
• M32: 42,920,826 km (0.071 R)
• M33: 44,529,153 km (0.083 R)
• M34: 47,555,518 km (0.104 R)
• M35: 52,512,892 km (0.102 R)
• M36: 55,030,774 km (0.11 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: 398 - 16,667 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit