🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.5

Radius: 10.1

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.68 AU - 1.08 AU

Year: 570 Days

Day: 9.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,225,923 km

• M1: 125,662 km (0.109 R)
• M2: 464,352 km (0.083 R)
• M3: 861,235 km (0.068 R)
• M4: 1,193,641 km (0.101 R)
• M5: 1,575,565 km (0.103 R)
• M6: 2,159,296 km (0.101 R)
• M7: 2,518,031 km (0.1 R)
• M8: 3,357,275 km (0.105 R)
• M9: 5,225,454 km (0.103 R)
• M10: 5,581,497 km (0.045 R)
• M11: 7,214,806 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.7

Radius: 10.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.88 AU - 2.66 AU

Year: 2361 Days

Day: 9.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,225,923 km

• M1: 131,796 km (0.105 R)
• M2: 632,949 km (0.094 R)
• M3: 1,086,081 km (0.06 R)
• M4: 1,417,290 km (0.104 R)
• M5: 1,940,733 km (0.087 R)
• M6: 2,603,601 km (0.096 R)
• M7: 3,327,206 km (0.092 R)
• M8: 3,874,435 km (0.083 R)
• M9: 4,647,258 km (0.12 R)
• M10: 6,631,225 km (0.106 R)
• M11: 7,825,764 km (0.036 R)
• M12: 8,254,212 km (0.069 R)
• M13: 8,959,267 km (0.087 R)
• M14: 9,738,672 km (0.107 R)
• M15: 10,562,657 km (0.104 R)
• M16: 11,010,702 km (0.062 R)
• M17: 12,146,150 km (0.048 R)
• M18: 14,015,376 km (0.106 R)
• M19: 15,537,833 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.9

Radius: 9.6

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.52 AU - 3.36 AU

Year: 3480 Days

Day: 13.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,225,923 km

• M1: 119,379 km (0.111 R)
• M2: 458,966 km (0.047 R)
• M3: 759,957 km (0.077 R)
• M4: 1,070,074 km (0.06 R)
• M5: 1,466,807 km (0.074 R)
• M6: 2,161,988 km (0.085 R)
• M7: 2,682,290 km (0.054 R)
• M8: 3,571,051 km (0.096 R)
• M9: 4,279,097 km (0.11 R)
• M10: 5,007,639 km (0.091 R)
• M11: 5,488,147 km (0.074 R)
• M12: 6,025,503 km (0.116 R)
• M13: 7,028,108 km (0.108 R)
• M14: 7,693,220 km (0.069 R)
• M15: 8,235,512 km (0.12 R)
• M16: 8,769,128 km (0.108 R)
• M17: 9,612,411 km (0.058 R)
• M18: 10,937,848 km (0.065 R)
• M19: 12,082,870 km (0.042 R)
• M20: 12,772,068 km (0.079 R)
• M21: 15,642,103 km (0.053 R)
• M22: 17,741,859 km (0.116 R)
• M23: 18,802,358 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295

Radius: 10.5

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.6 AU - 4.26 AU

Year: 4385 Days

Day: 12.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,225,923 km

• M1: 154,684 km (0.114 R)
• M2: 626,516 km (0.108 R)
• M3: 961,017 km (0.081 R)
• M4: 1,679,834 km (0.05 R)
• M5: 4,459,961 km (0.094 R)
• M6: 5,547,538 km (0.071 R)
• M7: 6,459,038 km (0.077 R)
• M8: 8,441,658 km (0.079 R)
• M9: 10,211,999 km (0.075 R)
• M10: 10,840,311 km (0.11 R)
• M11: 11,328,299 km (0.077 R)
• M12: 12,970,883 km (0.101 R)
• M13: 13,428,354 km (0.051 R)
• M14: 13,754,926 km (0.112 R)
• M15: 15,982,887 km (0.094 R)
• M16: 16,992,224 km (0.075 R)
• M17: 17,987,199 km (0.051 R)
• M18: 19,611,234 km (0.075 R)
• M19: 20,582,124 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.9

Radius: 5.5

Gravity: 24.86 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.64 AU - 5.84 AU

Year: 9492 Days

Day: 18 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,225,923 km

• M1: 85,420 km (0.115 R)
• M2: 315,352 km (0.052 R)
• M3: 597,195 km (0.066 R)
• M4: 935,884 km (0.084 R)
• M5: 1,475,334 km (0.06 R)
• M6: 1,735,934 km (0.1 R)
• M7: 2,256,534 km (0.083 R)
• M8: 2,768,757 km (0.046 R)
• M9: 3,259,887 km (0.117 R)
• M10: 4,680,020 km (0.112 R)
• M11: 4,925,360 km (0.091 R)
• M12: 6,696,749 km (0.058 R)
• M13: 8,133,187 km (0.12 R)
• M14: 8,946,701 km (0.109 R)
• M15: 12,106,806 km (0.066 R)
• M16: 14,219,726 km (0.116 R)
• M17: 15,262,723 km (0.068 R)
• M18: 15,871,287 km (0.105 R)
• M19: 16,285,972 km (0.099 R)
• M20: 19,629,185 km (0.1 R)
• M21: 20,510,915 km (0.029 R)
• M22: 21,002,793 km (0.118 R)
• M23: 22,267,045 km (0.08 R)
• M24: 23,137,405 km (0.092 R)
• M25: 23,314,230 km (0.061 R)
• M26: 26,075,208 km (0.104 R)
• M27: 26,459,076 km (0.119 R)
• M28: 26,749,446 km (0.099 R)
• M29: 31,255,782 km (0.096 R)
• M30: 32,016,487 km (0.063 R)
• M31: 32,346,201 km (0.083 R)
• M32: 36,721,191 km (0.119 R)
• M33: 36,961,744 km (0.117 R)
• M34: 38,427,504 km (0.071 R)
• M35: 47,614,758 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.7

Radius: 5.2

Gravity: 16.34 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.04 AU - 10.82 AU

Year: 18420 Days

Day: 24.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,225,923 km

• M1: 68,067 km (0.068 R)
• M2: 274,512 km (0.046 R)
• M3: 608,115 km (0.114 R)
• M4: 1,301,801 km (0.095 R)
• M5: 2,360,056 km (0.107 R)
• M6: 2,775,788 km (0.089 R)
• M7: 4,380,375 km (0.113 R)
• M8: 8,555,353 km (0.106 R)
• M9: 9,744,506 km (0.114 R)
• M10: 10,071,976 km (0.119 R)
• M11: 10,806,651 km (0.036 R)
• M12: 17,214,676 km (0.031 R)
• M13: 20,396,473 km (0.071 R)
• M14: 21,294,659 km (0.053 R)
• M15: 22,977,485 km (0.055 R)
• M16: 24,048,307 km (0.097 R)
• M17: 25,356,091 km (0.103 R)
• M18: 26,604,934 km (0.101 R)
• M19: 30,134,397 km (0.1 R)
• M20: 35,607,734 km (0.106 R)
• M21: 43,444,718 km (0.108 R)
• M22: 43,886,480 km (0.085 R)
• M23: 49,903,456 km (0.087 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: 190 - 17,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit