🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.4

Radius: 14.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.88 AU - 1.28 AU

Year: 761 Days

Day: 13.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,051,681 km

• M1: 181,761 km (0.096 R)
• M2: 696,228 km (0.1 R)
• M3: 1,219,821 km (0.087 R)
• M4: 2,196,994 km (0.069 R)
• M5: 2,864,051 km (0.104 R)
• M6: 3,332,741 km (0.111 R)
• M7: 3,867,853 km (0.111 R)
• M8: 5,095,154 km (0.099 R)
• M9: 5,848,978 km (0.083 R)
• M10: 6,850,535 km (0.113 R)
• M11: 7,651,033 km (0.101 R)
• M12: 8,235,213 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 9

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.63 AU - 3.67 AU

Year: 3792 Days

Day: 5 Hours

Environment

Temp: -212 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,051,681 km

• M1: 112,049 km (0.075 R)
• M2: 396,883 km (0.067 R)
• M3: 789,428 km (0.047 R)
• M4: 1,315,863 km (0.057 R)
• M5: 1,929,214 km (0.117 R)
• M6: 2,924,938 km (0.101 R)
• M7: 3,229,968 km (0.114 R)
• M8: 4,054,551 km (0.116 R)
• M9: 4,766,188 km (0.052 R)
• M10: 5,268,089 km (0.086 R)
• M11: 5,804,846 km (0.111 R)
• M12: 7,177,706 km (0.117 R)
• M13: 7,905,799 km (0.104 R)
• M14: 9,164,515 km (0.11 R)
• M15: 11,187,527 km (0.115 R)
• M16: 11,803,571 km (0.098 R)
• M17: 12,675,428 km (0.057 R)
• M18: 14,547,196 km (0.12 R)
• M19: 16,709,185 km (0.052 R)
• M20: 17,985,404 km (0.118 R)
• M21: 18,647,225 km (0.108 R)
• M22: 19,892,178 km (0.058 R)
• M23: 20,665,300 km (0.087 R)
• M24: 23,887,040 km (0.051 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.7

Radius: 7.5

Gravity: 16.19 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.74 AU - 9.3 AU

Year: 16867 Days

Day: 21.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,051,681 km

• M1: 93,648 km (0.1 R)
• M2: 398,828 km (0.092 R)
• M3: 698,921 km (0.111 R)
• M4: 1,036,863 km (0.082 R)
• M5: 1,545,196 km (0.12 R)
• M6: 2,922,694 km (0.12 R)
• M7: 3,402,304 km (0.098 R)
• M8: 3,750,269 km (0.06 R)
• M9: 5,011,678 km (0.098 R)
• M10: 5,659,138 km (0.102 R)
• M11: 8,036,996 km (0.119 R)
• M12: 9,085,527 km (0.04 R)
• M13: 12,776,107 km (0.033 R)
• M14: 13,404,268 km (0.107 R)
• M15: 13,906,917 km (0.095 R)
• M16: 14,873,918 km (0.029 R)
• M17: 16,285,673 km (0.084 R)
• M18: 17,613,504 km (0.069 R)
• M19: 18,655,902 km (0.097 R)
• M20: 23,135,610 km (0.119 R)
• M21: 25,897,935 km (0.106 R)
• M22: 26,790,136 km (0.093 R)
• M23: 33,881,823 km (0.085 R)
• M24: 35,900,497 km (0.073 R)
• M25: 40,028,351 km (0.107 R)
• M26: 42,743,403 km (0.085 R)
• M27: 45,257,694 km (0.114 R)
• M28: 48,202,379 km (0.043 R)
• M29: 48,537,179 km (0.092 R)
• M30: 53,568,754 km (0.119 R)
• M31: 56,302,804 km (0.082 R)
• M32: 60,868,531 km (0.104 R)
• M33: 63,041,141 km (0.075 R)
• M34: 74,237,495 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.5

Radius: 4.5

Gravity: 40.37 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.66 AU - 10.22 AU

Year: 21255 Days

Day: 15.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,051,681 km

• M1: 55,950 km (0.076 R)
• M2: 333,753 km (0.119 R)
• M3: 513,869 km (0.107 R)
• M4: 727,943 km (0.043 R)
• M5: 974,929 km (0.084 R)
• M6: 1,416,243 km (0.061 R)
• M7: 1,919,640 km (0.115 R)
• M8: 4,450,088 km (0.117 R)
• M9: 4,849,365 km (0.108 R)
• M10: 5,000,309 km (0.071 R)
• M11: 5,594,512 km (0.1 R)
• M12: 6,641,397 km (0.116 R)
• M13: 8,125,558 km (0.084 R)
• M14: 9,403,423 km (0.065 R)
• M15: 10,059,410 km (0.097 R)
• M16: 11,198,149 km (0.119 R)
• M17: 12,280,040 km (0.101 R)
• M18: 12,918,225 km (0.112 R)
• M19: 14,030,784 km (0.095 R)
• M20: 15,611,435 km (0.063 R)
• M21: 15,858,272 km (0.093 R)
• M22: 16,872,097 km (0.076 R)
• M23: 19,215,248 km (0.113 R)
• M24: 24,204,337 km (0.071 R)
• M25: 24,757,400 km (0.091 R)
• M26: 25,432,087 km (0.065 R)
• M27: 28,132,029 km (0.107 R)
• M28: 29,865,569 km (0.087 R)
• M29: 34,093,056 km (0.092 R)
• M30: 35,068,134 km (0.084 R)
• M31: 38,702,316 km (0.086 R)
• M32: 50,375,886 km (0.111 R)
• M33: 50,734,921 km (0.077 R)
• M34: 58,475,564 km (0.07 R)
• M35: 60,678,542 km (0.092 R)
• M36: 63,352,753 km (0.112 R)
• M37: 70,715,811 km (0.076 R)
• M38: 76,007,537 km (0.145 R)
• M39: 76,716,630 km (0.104 R)
• M40: 81,063,945 km (0.224 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: 195 - 15,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit