🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.6

Radius: 10.5

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.54 AU - 0.78 AU

Year: 358 Days

Day: 14 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,019,571 km

• M1: 130,749 km (0.04 R)
• M2: 565,031 km (0.118 R)
• M3: 1,055,263 km (0.027 R)
• M4: 1,431,203 km (0.067 R)
• M5: 1,843,345 km (0.093 R)
• M6: 2,236,488 km (0.101 R)
• M7: 3,425,342 km (0.119 R)
• M8: 3,946,541 km (0.091 R)
• M9: 4,548,822 km (0.112 R)
• M10: 5,164,118 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.3

Radius: 11.9

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.93 AU - 1.39 AU

Year: 833 Days

Day: 9 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,019,571 km

• M1: 148,102 km (0.08 R)
• M2: 663,766 km (0.096 R)
• M3: 1,066,633 km (0.072 R)
• M4: 1,462,618 km (0.117 R)
• M5: 1,865,485 km (0.063 R)
• M6: 2,354,072 km (0.045 R)
• M7: 2,840,265 km (0.052 R)
• M8: 3,282,327 km (0.095 R)
• M9: 3,846,012 km (0.114 R)
• M10: 4,768,133 km (0.09 R)
• M11: 5,281,702 km (0.114 R)
• M12: 6,121,395 km (0.094 R)
• M13: 9,013,721 km (0.109 R)
• M14: 9,430,051 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.4

Radius: 12.4

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.03 AU - 1.41 AU

Year: 899 Days

Day: 5.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,019,571 km

• M1: 154,235 km (0.118 R)
• M2: 548,575 km (0.09 R)
• M3: 1,043,894 km (0.103 R)
• M4: 1,547,141 km (0.057 R)
• M5: 2,357,363 km (0.096 R)
• M6: 3,034,144 km (0.108 R)
• M7: 3,602,317 km (0.03 R)
• M8: 4,288,971 km (0.102 R)
• M9: 4,935,383 km (0.046 R)
• M10: 5,414,396 km (0.107 R)
• M11: 6,254,089 km (0.053 R)
• M12: 7,109,639 km (0.116 R)
• M13: 7,577,880 km (0.04 R)
• M14: 8,116,732 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.5

Radius: 13.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.89 AU - 2.39 AU

Year: 2088 Days

Day: 8.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,019,571 km

• M1: 180,265 km (0.106 R)
• M2: 638,035 km (0.119 R)
• M3: 1,065,286 km (0.107 R)
• M4: 1,537,717 km (0.109 R)
• M5: 2,045,152 km (0.092 R)
• M6: 2,608,538 km (0.114 R)
• M7: 3,082,315 km (0.04 R)
• M8: 3,561,327 km (0.094 R)
• M9: 4,424,656 km (0.117 R)
• M10: 5,081,989 km (0.062 R)
• M11: 5,587,480 km (0.047 R)
• M12: 6,566,599 km (0.108 R)
• M13: 8,261,542 km (0.089 R)
• M14: 9,877,947 km (0.098 R)
• M15: 10,376,258 km (0.062 R)
• M16: 10,928,872 km (0.076 R)
• M17: 11,462,338 km (0.097 R)
• M18: 13,381,679 km (0.115 R)
• M19: 14,260,267 km (0.111 R)
• M20: 14,898,003 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741

Radius: 10.6

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.32 AU - 3.82 AU

Year: 3587 Days

Day: 6.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,019,571 km

• M1: 131,945 km (0.049 R)
• M2: 473,328 km (0.113 R)
• M3: 832,811 km (0.08 R)
• M4: 1,313,769 km (0.076 R)
• M5: 1,962,425 km (0.066 R)
• M6: 2,338,664 km (0.062 R)
• M7: 3,201,993 km (0.102 R)
• M8: 4,378,879 km (0.03 R)
• M9: 5,053,266 km (0.074 R)
• M10: 6,164,330 km (0.082 R)
• M11: 6,793,090 km (0.052 R)
• M12: 7,267,913 km (0.105 R)
• M13: 7,697,259 km (0.087 R)
• M14: 9,431,547 km (0.118 R)
• M15: 10,639,550 km (0.119 R)
• M16: 12,084,516 km (0.086 R)
• M17: 12,735,566 km (0.101 R)
• M18: 14,465,366 km (0.097 R)
• M19: 15,413,667 km (0.097 R)
• M20: 18,386,027 km (0.074 R)
• M21: 19,309,794 km (0.086 R)
• M22: 21,788,481 km (0.074 R)
• M23: 23,387,832 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.6

Radius: 5.7

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.73 AU - 6.19 AU

Year: 9703 Days

Day: 21.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,019,571 km

• M1: 114,293 km (0.115 R)
• M2: 523,293 km (0.113 R)
• M3: 938,278 km (0.09 R)
• M4: 1,281,755 km (0.105 R)
• M5: 2,527,606 km (0.052 R)
• M6: 2,971,163 km (0.087 R)
• M7: 4,034,505 km (0.114 R)
• M8: 9,638,142 km (0.106 R)
• M9: 11,639,612 km (0.115 R)
• M10: 14,788,498 km (0.091 R)
• M11: 15,436,107 km (0.089 R)
• M12: 25,656,334 km (0.106 R)

Asteroid Belt

Center: 6.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.5

Radius: 6.5

Gravity: 11.37 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.98 AU - 7.3 AU

Year: 12723 Days

Day: 16.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,019,571 km

• M1: 80,932 km (0.095 R)
• M2: 407,355 km (0.057 R)
• M3: 1,085,482 km (0.034 R)
• M4: 1,442,273 km (0.112 R)
• M5: 1,826,440 km (0.112 R)
• M6: 2,043,058 km (0.107 R)
• M7: 2,258,329 km (0.1 R)
• M8: 4,539,847 km (0.056 R)
• M9: 4,845,924 km (0.107 R)
• M10: 10,075,865 km (0.097 R)
• M11: 20,974,818 km (0.09 R)
• M12: 22,519,865 km (0.053 R)
• M13: 24,047,110 km (0.103 R)
• M14: 25,834,505 km (0.051 R)
• M15: 26,809,883 km (0.091 R)
• M16: 29,146,153 km (0.098 R)
• M17: 32,617,572 km (0.033 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720

Radius: 3.7

Gravity: 52.59 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.72 AU - 7.74 AU

Year: 14332 Days

Day: 17.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 63,019,571 km

• M1: 60,138 km (0.032 R)
• M2: 595,100 km (0.098 R)
• M3: 809,025 km (0.103 R)
• M4: 1,096,852 km (0.069 R)
• M5: 1,449,155 km (0.111 R)
• M6: 1,603,091 km (0.087 R)
• M7: 1,926,073 km (0.05 R)
• M8: 2,352,576 km (0.112 R)
• M9: 2,677,503 km (0.031 R)
• M10: 2,886,341 km (0.03 R)
• M11: 3,081,118 km (0.086 R)
• M12: 3,362,960 km (0.075 R)
• M13: 4,007,877 km (0.115 R)
• M14: 4,599,686 km (0.103 R)
• M15: 5,212,139 km (0.068 R)
• M16: 5,575,064 km (0.111 R)
• M17: 6,391,419 km (0.115 R)
• M18: 7,463,587 km (0.11 R)
• M19: 8,501,647 km (0.107 R)
• M20: 10,917,503 km (0.094 R)
• M21: 11,631,384 km (0.103 R)
• M22: 13,551,622 km (0.072 R)
• M23: 13,959,426 km (0.108 R)
• M24: 18,581,402 km (0.068 R)
• M25: 23,734,301 km (0.089 R)
• M26: 25,131,245 km (0.084 R)
• M27: 26,162,124 km (0.082 R)
• M28: 28,197,553 km (0.103 R)
• M29: 30,221,014 km (0.1 R)
• M30: 31,386,082 km (0.116 R)
• M31: 31,979,537 km (0.051 R)
• M32: 32,944,742 km (0.109 R)
• M33: 36,868,395 km (0.09 R)
• M34: 37,131,687 km (0.084 R)
• M35: 37,263,932 km (0.045 R)
• M36: 40,810,449 km (0.097 R)
• M37: 42,520,652 km (0.053 R)
• M38: 50,000,396 km (0.099 R)
• M39: 51,299,204 km (0.091 R)
• M40: 54,133,635 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.1

Radius: 4.9

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 9.3 AU - 12.56 AU

Year: 24097 Days

Day: 16.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,019,571 km

• M1: 62,233 km (0.102 R)
• M2: 233,672 km (0.064 R)
• M3: 542,292 km (0.089 R)
• M4: 768,484 km (0.078 R)
• M5: 1,104,930 km (0.061 R)
• M6: 1,327,831 km (0.079 R)
• M7: 1,864,887 km (0.047 R)
• M8: 2,028,697 km (0.099 R)
• M9: 2,579,366 km (0.119 R)
• M10: 2,973,856 km (0.079 R)
• M11: 3,147,689 km (0.072 R)
• M12: 3,328,253 km (0.119 R)
• M13: 6,229,106 km (0.102 R)
• M14: 6,639,303 km (0.065 R)
• M15: 7,513,403 km (0.1 R)
• M16: 8,169,241 km (0.049 R)
• M17: 10,421,885 km (0.07 R)
• M18: 10,999,483 km (0.115 R)
• M19: 13,457,076 km (0.095 R)
• M20: 14,211,199 km (0.093 R)
• M21: 14,492,443 km (0.104 R)
• M22: 16,181,403 km (0.108 R)
• M23: 28,803,574 km (0.086 R)
• M24: 29,367,259 km (0.064 R)
• M25: 29,823,383 km (0.106 R)
• M26: 31,934,508 km (0.105 R)
• M27: 40,950,173 km (0.119 R)
• M28: 46,264,488 km (0.108 R)
• M29: 47,192,593 km (0.079 R)
• M30: 47,348,474 km (0.055 R)
• M31: 48,926,432 km (0.073 R)
• M32: 56,461,827 km (0.051 R)
• M33: 57,699,450 km (0.056 R)
• M34: 58,414,677 km (0.073 R)
• M35: 59,317,052 km (0.105 R)
• M36: 62,267,122 km (0.116 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 17,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit