🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.6

Radius: 8.9

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.81 AU - 0.83 AU

Year: 479 Days

Day: 12.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,752,976 km

• M1: 111,450 km (0.106 R)
• M2: 391,946 km (0.07 R)
• M3: 675,584 km (0.091 R)
• M4: 1,021,155 km (0.087 R)
• M5: 1,491,640 km (0.11 R)
• M6: 1,839,755 km (0.117 R)
• M7: 2,630,978 km (0.086 R)
• M8: 2,911,474 km (0.067 R)
• M9: 3,376,125 km (0.053 R)
• M10: 3,785,425 km (0.078 R)
• M11: 4,241,548 km (0.11 R)
• M12: 5,593,764 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.5

Radius: 11.8

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.01 AU - 1.11 AU

Year: 705 Days

Day: 14.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,752,976 km

• M1: 146,905 km (0.095 R)
• M2: 525,687 km (0.062 R)
• M3: 1,484,160 km (0.076 R)
• M4: 2,388,480 km (0.076 R)
• M5: 2,948,125 km (0.106 R)
• M6: 3,772,709 km (0.091 R)
• M7: 4,318,891 km (0.082 R)
• M8: 5,064,337 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.7

Radius: 14.6

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.93 AU - 1.37 AU

Year: 796 Days

Day: 7.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,752,976 km

• M1: 181,612 km (0.108 R)
• M2: 808,277 km (0.045 R)
• M3: 1,280,857 km (0.027 R)
• M4: 1,971,999 km (0.11 R)
• M5: 2,723,878 km (0.102 R)
• M6: 3,813,699 km (0.102 R)
• M7: 4,358,384 km (0.079 R)
• M8: 5,388,665 km (0.1 R)
• M9: 6,909,028 km (0.038 R)
• M10: 7,746,327 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.1

Radius: 8

Gravity: 14.28 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.03 AU - 2.53 AU

Year: 2223 Days

Day: 11.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,752,976 km

• M1: 99,483 km (0.073 R)
• M2: 379,380 km (0.091 R)
• M3: 656,884 km (0.118 R)
• M4: 1,075,309 km (0.116 R)
• M5: 1,496,428 km (0.108 R)
• M6: 1,808,638 km (0.1 R)
• M7: 2,074,174 km (0.102 R)
• M8: 3,000,185 km (0.077 R)
• M9: 3,339,922 km (0.089 R)
• M10: 4,558,995 km (0.053 R)
• M11: 5,032,323 km (0.086 R)
• M12: 5,488,447 km (0.065 R)
• M13: 6,679,246 km (0.035 R)
• M14: 7,780,286 km (0.054 R)
• M15: 8,292,210 km (0.051 R)
• M16: 8,963,456 km (0.102 R)
• M17: 9,277,013 km (0.074 R)
• M18: 9,598,050 km (0.097 R)
• M19: 12,268,073 km (0.066 R)
• M20: 12,568,316 km (0.072 R)
• M21: 12,873,495 km (0.106 R)
• M22: 13,818,804 km (0.066 R)
• M23: 14,284,801 km (0.098 R)
• M24: 14,569,486 km (0.11 R)
• M25: 15,846,902 km (0.113 R)
• M26: 18,906,179 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.1

Radius: 12.4

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.91 AU - 2.81 AU

Year: 2341 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,752,976 km

• M1: 154,235 km (0.1 R)
• M2: 554,709 km (0.099 R)
• M3: 994,227 km (0.045 R)
• M4: 1,441,525 km (0.068 R)
• M5: 2,344,947 km (0.059 R)
• M6: 2,929,575 km (0.085 R)
• M7: 3,343,213 km (0.118 R)
• M8: 3,939,810 km (0.045 R)
• M9: 4,752,126 km (0.061 R)
• M10: 5,756,825 km (0.107 R)
• M11: 6,803,412 km (0.101 R)
• M12: 8,184,649 km (0.08 R)
• M13: 9,012,823 km (0.087 R)
• M14: 9,655,047 km (0.057 R)
• M15: 10,203,024 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324

Radius: 11.6

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.79 AU - 5.45 AU

Year: 6412 Days

Day: 5 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,752,976 km

• M1: 144,212 km (0.067 R)
• M2: 570,716 km (0.117 R)
• M3: 935,735 km (0.11 R)
• M4: 1,369,718 km (0.102 R)
• M5: 1,782,907 km (0.067 R)
• M6: 2,294,981 km (0.077 R)
• M7: 3,180,301 km (0.098 R)
• M8: 4,398,327 km (0.069 R)
• M9: 4,841,436 km (0.089 R)
• M10: 5,904,927 km (0.102 R)
• M11: 7,019,132 km (0.108 R)
• M12: 9,219,418 km (0.062 R)
• M13: 9,783,102 km (0.118 R)
• M14: 10,628,181 km (0.117 R)
• M15: 14,129,968 km (0.083 R)
• M16: 14,934,505 km (0.06 R)
• M17: 16,343,119 km (0.11 R)
• M18: 17,776,865 km (0.118 R)
• M19: 18,906,029 km (0.038 R)
• M20: 19,619,312 km (0.117 R)
• M21: 21,515,764 km (0.067 R)
• M22: 25,279,347 km (0.089 R)
• M23: 26,304,542 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.6

Radius: 7.1

Gravity: 18.12 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.36 AU - 7.3 AU

Year: 10283 Days

Day: 23.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,752,976 km

• M1: 88,263 km (0.107 R)
• M2: 361,428 km (0.029 R)
• M3: 1,064,538 km (0.038 R)
• M4: 1,330,523 km (0.118 R)
• M5: 1,718,132 km (0.076 R)
• M6: 2,408,975 km (0.106 R)
• M7: 2,940,945 km (0.118 R)
• M8: 4,007,727 km (0.091 R)
• M9: 5,803,350 km (0.1 R)
• M10: 7,898,169 km (0.078 R)
• M11: 8,123,015 km (0.103 R)
• M12: 8,871,453 km (0.116 R)
• M13: 9,818,856 km (0.053 R)
• M14: 13,002,299 km (0.101 R)
• M15: 13,635,248 km (0.048 R)
• M16: 14,555,574 km (0.108 R)
• M17: 17,186,551 km (0.08 R)
• M18: 19,376,814 km (0.118 R)
• M19: 24,492,612 km (0.108 R)
• M20: 24,779,391 km (0.088 R)
• M21: 25,457,219 km (0.106 R)
• M22: 26,147,165 km (0.027 R)
• M23: 27,667,827 km (0.093 R)
• M24: 29,461,356 km (0.067 R)
• M25: 31,443,378 km (0.114 R)
• M26: 34,941,425 km (0.05 R)
• M27: 35,304,948 km (0.12 R)
• M28: 36,162,892 km (0.118 R)
• M29: 38,304,086 km (0.109 R)
• M30: 42,286,531 km (0.08 R)
• M31: 43,953,799 km (0.073 R)
• M32: 45,664,600 km (0.116 R)
• M33: 48,163,334 km (0.091 R)
• M34: 48,915,213 km (0.1 R)
• M35: 49,827,909 km (0.107 R)
• M36: 52,159,093 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 10,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit