🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.56 AU - 2.96 AU

Year: 1642 Days

Day: 30.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.2

Radius: 5.4

Gravity: 26.65 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 14.17 AU - 16.83 AU

Year: 21856 Days

Day: 23.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,758,003 km

• M1: 68,516 km (0.082 R)
• M2: 243,545 km (0.089 R)
• M3: 451,935 km (0.063 R)
• M4: 644,168 km (0.113 R)
• M5: 1,145,172 km (0.058 R)
• M6: 1,429,557 km (0.119 R)
• M7: 2,226,914 km (0.116 R)
• M8: 2,671,668 km (0.107 R)
• M9: 2,849,839 km (0.111 R)
• M10: 3,258,391 km (0.054 R)
• M11: 3,582,271 km (0.113 R)
• M12: 3,862,916 km (0.109 R)
• M13: 6,255,734 km (0.094 R)
• M14: 7,733,462 km (0.107 R)
• M15: 10,646,581 km (0.049 R)
• M16: 16,060,977 km (0.074 R)
• M17: 16,652,188 km (0.038 R)
• M18: 21,812,566 km (0.093 R)
• M19: 25,144,261 km (0.04 R)
• M20: 25,483,698 km (0.05 R)
• M21: 25,826,128 km (0.096 R)
• M22: 28,677,014 km (0.073 R)
• M23: 29,797,951 km (0.069 R)
• M24: 30,689,854 km (0.068 R)
• M25: 33,882,721 km (0.12 R)
• M26: 36,562,318 km (0.092 R)
• M27: 37,731,725 km (0.118 R)
• M28: 39,532,135 km (0.057 R)
• M29: 44,611,581 km (0.118 R)
• M30: 47,824,345 km (0.109 R)
• M31: 51,007,189 km (0.077 R)
• M32: 56,620,849 km (0.052 R)
• M33: 57,987,426 km (0.092 R)
• M34: 59,375,844 km (0.027 R)
• M35: 63,883,676 km (0.098 R)
• M36: 64,093,861 km (0.04 R)
• M37: 81,945,525 km (0.065 R)

Planet 3 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318

Radius: 7.7

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 12.91 AU - 19.99 AU

Year: 23896 Days

Day: 17.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,758,003 km

• M1: 99,183 km (0.062 R)
• M2: 362,027 km (0.085 R)
• M3: 1,399,638 km (0.094 R)
• M4: 1,661,733 km (0.117 R)
• M5: 5,815,767 km (0.073 R)
• M6: 6,335,470 km (0.053 R)
• M7: 7,889,044 km (0.092 R)
• M8: 20,018,888 km (0.057 R)
• M9: 21,951,543 km (0.113 R)
• M10: 24,717,607 km (0.101 R)
• M11: 37,021,733 km (0.088 R)
• M12: 42,819,997 km (0.058 R)
• M13: 51,174,589 km (0.1 R)
• M14: 54,241,944 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.9

Radius: 5.4

Gravity: 13.37 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 14.33 AU - 18.95 AU

Year: 24311 Days

Day: 15.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 168 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 95,758,003 km

• M1: 67,169 km (0.101 R)
• M2: 272,567 km (0.118 R)
• M3: 676,332 km (0.09 R)
• M4: 998,416 km (0.068 R)
• M5: 1,543,252 km (0.097 R)
• M6: 2,288,548 km (0.046 R)
• M7: 2,740,783 km (0.055 R)
• M8: 2,962,786 km (0.073 R)
• M9: 3,414,871 km (0.108 R)
• M10: 3,613,985 km (0.093 R)
• M11: 4,004,436 km (0.114 R)
• M12: 4,389,351 km (0.116 R)
• M13: 6,915,760 km (0.061 R)
• M14: 11,428,829 km (0.116 R)
• M15: 11,940,304 km (0.075 R)
• M16: 14,285,699 km (0.072 R)
• M17: 15,878,168 km (0.083 R)
• M18: 19,142,992 km (0.115 R)
• M19: 19,591,487 km (0.096 R)
• M20: 25,640,626 km (0.082 R)
• M21: 26,738,076 km (0.096 R)
• M22: 27,411,267 km (0.058 R)
• M23: 29,026,176 km (0.112 R)
• M24: 29,261,942 km (0.059 R)
• M25: 30,581,545 km (0.092 R)
• M26: 31,940,193 km (0.113 R)
• M27: 37,638,375 km (0.109 R)
• M28: 40,066,199 km (0.063 R)
• M29: 43,360,494 km (0.033 R)
• M30: 44,289,198 km (0.118 R)
• M31: 45,866,558 km (0.115 R)
• M32: 48,467,616 km (0.046 R)
• M33: 49,804,273 km (0.116 R)
• M34: 49,973,019 km (0.068 R)
• M35: 56,124,035 km (0.071 R)
• M36: 63,155,135 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.9

Radius: 6.1

Gravity: 14.56 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 16.5 AU - 23.26 AU

Year: 31747 Days

Day: 18.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 95,758,003 km

• M1: 117,883 km (0.062 R)
• M2: 398,828 km (0.093 R)
• M3: 671,844 km (0.047 R)
• M4: 1,255,276 km (0.043 R)
• M5: 2,659,252 km (0.109 R)
• M6: 5,202,715 km (0.088 R)
• M7: 5,578,804 km (0.069 R)
• M8: 6,816,128 km (0.101 R)
• M9: 7,525,072 km (0.115 R)
• M10: 7,789,860 km (0.07 R)
• M11: 9,883,632 km (0.079 R)
• M12: 10,137,201 km (0.083 R)
• M13: 12,993,473 km (0.111 R)
• M14: 16,344,764 km (0.11 R)
• M15: 23,212,204 km (0.089 R)
• M16: 28,724,886 km (0.062 R)
• M17: 30,427,609 km (0.092 R)
• M18: 32,894,777 km (0.101 R)
• M19: 35,492,244 km (0.047 R)
• M20: 38,691,544 km (0.105 R)
• M21: 43,928,368 km (0.103 R)
• M22: 45,832,150 km (0.034 R)
• M23: 59,670,103 km (0.073 R)
• M24: 66,849,005 km (0.07 R)
• M25: 69,595,921 km (0.049 R)
• M26: 73,855,870 km (0.104 R)
• M27: 87,132,532 km (0.102 R)
• M28: 88,487,141 km (0.116 R)
• M29: 89,032,874 km (0.081 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 18,316 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit