🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351

Radius: 9.9

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.41 AU - 0.63 AU

Year: 250 Days

Day: 7.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,806,429 km

• M1: 123,119 km (0.108 R)
• M2: 457,171 km (0.119 R)
• M3: 804,986 km (0.114 R)
• M4: 1,481,767 km (0.069 R)
• M5: 2,145,084 km (0.102 R)
• M6: 2,637,859 km (0.078 R)
• M7: 3,013,200 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.7

Radius: 8.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.33 AU - 1.95 AU

Year: 1401 Days

Day: 7.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,806,429 km

• M1: 106,364 km (0.117 R)
• M2: 475,721 km (0.07 R)
• M3: 971,189 km (0.045 R)
• M4: 1,578,706 km (0.058 R)
• M5: 2,290,643 km (0.097 R)
• M6: 2,631,875 km (0.09 R)
• M7: 3,148,586 km (0.091 R)
• M8: 3,501,189 km (0.118 R)
• M9: 4,350,904 km (0.047 R)
• M10: 4,824,382 km (0.085 R)
• M11: 6,015,480 km (0.073 R)
• M12: 6,844,701 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.3

Radius: 11.3

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.97 AU - 2.57 AU

Year: 2281 Days

Day: 12.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,806,429 km

• M1: 142,268 km (0.117 R)
• M2: 1,193,342 km (0.079 R)
• M3: 1,735,335 km (0.098 R)
• M4: 2,314,728 km (0.086 R)
• M5: 2,709,965 km (0.029 R)
• M6: 3,806,069 km (0.098 R)
• M7: 5,683,074 km (0.119 R)
• M8: 6,600,707 km (0.096 R)
• M9: 7,891,138 km (0.092 R)
• M10: 8,497,757 km (0.1 R)
• M11: 9,032,420 km (0.115 R)
• M12: 9,696,485 km (0.113 R)
• M13: 10,243,415 km (0.109 R)
• M14: 12,855,095 km (0.074 R)
• M15: 14,060,255 km (0.093 R)
• M16: 15,000,478 km (0.097 R)
• M17: 15,584,508 km (0.087 R)
• M18: 16,642,913 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.5

Radius: 8.3

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.35 AU - 3.69 AU

Year: 4404 Days

Day: 5.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,806,429 km

• M1: 104,569 km (0.107 R)
• M2: 365,468 km (0.115 R)
• M3: 797,805 km (0.042 R)
• M4: 1,239,269 km (0.073 R)
• M5: 1,595,760 km (0.078 R)
• M6: 2,378,606 km (0.094 R)
• M7: 2,779,229 km (0.09 R)
• M8: 3,040,876 km (0.082 R)
• M9: 3,474,261 km (0.118 R)
• M10: 4,234,966 km (0.085 R)
• M11: 4,606,866 km (0.069 R)
• M12: 4,975,176 km (0.118 R)
• M13: 7,748,571 km (0.109 R)
• M14: 8,234,914 km (0.059 R)
• M15: 9,268,635 km (0.064 R)
• M16: 9,937,188 km (0.097 R)
• M17: 10,764,315 km (0.083 R)
• M18: 11,370,037 km (0.116 R)
• M19: 12,414,230 km (0.061 R)
• M20: 12,887,707 km (0.097 R)
• M21: 13,770,185 km (0.1 R)
• M22: 16,152,232 km (0.037 R)
• M23: 18,488,801 km (0.085 R)
• M24: 19,929,728 km (0.086 R)
• M25: 20,776,601 km (0.085 R)
• M26: 23,104,494 km (0.09 R)
• M27: 23,604,599 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746

Radius: 5.1

Gravity: 28.68 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.7 AU - 10.12 AU

Year: 16264 Days

Day: 20.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 53 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 37,806,429 km

• M1: 63,429 km (0.118 R)
• M2: 231,129 km (0.035 R)
• M3: 474,225 km (0.115 R)
• M4: 721,959 km (0.081 R)
• M5: 1,180,028 km (0.091 R)
• M6: 1,958,984 km (0.118 R)
• M7: 2,338,364 km (0.113 R)
• M8: 4,105,414 km (0.112 R)
• M9: 5,039,952 km (0.096 R)
• M10: 5,331,219 km (0.067 R)
• M11: 6,231,200 km (0.103 R)
• M12: 6,695,851 km (0.116 R)
• M13: 7,274,196 km (0.071 R)
• M14: 9,811,077 km (0.039 R)
• M15: 10,439,089 km (0.115 R)
• M16: 10,972,705 km (0.086 R)
• M17: 11,965,735 km (0.103 R)
• M18: 12,549,915 km (0.11 R)
• M19: 14,416,448 km (0.053 R)
• M20: 14,708,014 km (0.047 R)
• M21: 16,381,565 km (0.101 R)
• M22: 16,939,565 km (0.096 R)
• M23: 17,841,940 km (0.12 R)
• M24: 20,101,615 km (0.066 R)
• M25: 20,556,991 km (0.065 R)
• M26: 24,451,024 km (0.067 R)
• M27: 29,155,877 km (0.105 R)
• M28: 30,449,450 km (0.1 R)
• M29: 32,773,303 km (0.099 R)
• M30: 33,531,166 km (0.093 R)
• M31: 42,801,596 km (0.039 R)
• M32: 45,554,796 km (0.105 R)
• M33: 47,134,250 km (0.108 R)
• M34: 48,423,784 km (0.117 R)
• M35: 57,202,037 km (0.114 R)
• M36: 65,778,483 km (0.039 R)

Asteroid Belt

Center: 9.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.8

Radius: 4.6

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.72 AU - 11.84 AU

Year: 20396 Days

Day: 19.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,806,429 km

• M1: 97,239 km (0.097 R)
• M2: 553,363 km (0.1 R)
• M3: 1,128,267 km (0.071 R)
• M4: 1,413,849 km (0.12 R)
• M5: 2,755,294 km (0.079 R)
• M6: 3,037,585 km (0.065 R)
• M7: 3,683,848 km (0.116 R)
• M8: 3,926,645 km (0.07 R)
• M9: 4,231,974 km (0.094 R)
• M10: 5,303,993 km (0.097 R)
• M11: 10,520,021 km (0.066 R)
• M12: 11,008,907 km (0.12 R)
• M13: 15,919,009 km (0.114 R)
• M14: 17,765,196 km (0.093 R)
• M15: 18,317,960 km (0.104 R)
• M16: 24,489,022 km (0.086 R)
• M17: 26,669,261 km (0.113 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: 481 - 11,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit