🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.4

Radius: 13.1

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.13 AU - 3.67 AU

Year: 4113 Days

Day: 5.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,719,294 km

• M1: 162,912 km (0.097 R)
• M2: 606,320 km (0.082 R)
• M3: 1,266,944 km (0.051 R)
• M4: 1,895,854 km (0.101 R)
• M5: 2,382,795 km (0.093 R)
• M6: 3,371,338 km (0.085 R)
• M7: 4,136,082 km (0.052 R)
• M8: 5,110,263 km (0.115 R)
• M9: 7,448,478 km (0.055 R)
• M10: 7,898,319 km (0.035 R)
• M11: 9,768,891 km (0.065 R)
• M12: 11,789,359 km (0.096 R)
• M13: 13,501,507 km (0.116 R)
• M14: 15,632,529 km (0.119 R)
• M15: 17,135,539 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.1

Radius: 11.7

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.15 AU - 3.83 AU

Year: 4277 Days

Day: 8.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,719,294 km

• M1: 145,559 km (0.11 R)
• M2: 564,882 km (0.103 R)
• M3: 952,789 km (0.111 R)
• M4: 1,336,208 km (0.034 R)
• M5: 1,902,137 km (0.116 R)
• M6: 2,400,747 km (0.115 R)
• M7: 2,931,969 km (0.074 R)
• M8: 3,460,348 km (0.071 R)
• M9: 4,255,311 km (0.087 R)
• M10: 5,601,842 km (0.083 R)
• M11: 6,177,794 km (0.12 R)
• M12: 7,482,287 km (0.05 R)
• M13: 8,696,723 km (0.039 R)
• M14: 9,272,674 km (0.066 R)
• M15: 9,997,027 km (0.1 R)
• M16: 12,020,488 km (0.075 R)
• M17: 14,567,990 km (0.094 R)
• M18: 15,827,006 km (0.05 R)
• M19: 17,097,840 km (0.113 R)
• M20: 18,435,544 km (0.098 R)
• M21: 19,841,914 km (0.115 R)
• M22: 20,976,613 km (0.065 R)
• M23: 23,011,593 km (0.075 R)
• M24: 24,039,779 km (0.118 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.7

Radius: 6.9

Gravity: 21 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.81 AU - 6.25 AU

Year: 9714 Days

Day: 21.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,719,294 km

• M1: 85,869 km (0.113 R)
• M2: 366,216 km (0.104 R)
• M3: 742,155 km (0.098 R)
• M4: 968,646 km (0.095 R)
• M5: 1,466,658 km (0.062 R)
• M6: 1,896,602 km (0.116 R)
• M7: 2,848,792 km (0.089 R)
• M8: 3,195,710 km (0.114 R)
• M9: 3,755,206 km (0.1 R)
• M10: 4,172,883 km (0.112 R)
• M11: 4,777,558 km (0.111 R)
• M12: 6,159,842 km (0.08 R)
• M13: 6,582,606 km (0.089 R)
• M14: 8,992,328 km (0.077 R)
• M15: 12,713,425 km (0.11 R)
• M16: 15,184,782 km (0.103 R)
• M17: 18,662,484 km (0.047 R)
• M18: 20,627,901 km (0.105 R)
• M19: 22,278,564 km (0.097 R)
• M20: 23,090,431 km (0.114 R)
• M21: 25,351,753 km (0.07 R)
• M22: 25,939,224 km (0.087 R)
• M23: 29,120,422 km (0.116 R)
• M24: 36,740,788 km (0.03 R)
• M25: 38,383,672 km (0.116 R)
• M26: 38,769,635 km (0.116 R)
• M27: 45,016,842 km (0.08 R)
• M28: 47,485,506 km (0.07 R)
• M29: 50,812,413 km (0.051 R)
• M30: 52,374,813 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.5

Radius: 5.2

Gravity: 28.01 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.02 AU - 7.72 AU

Year: 10547 Days

Day: 20.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,719,294 km

• M1: 67,020 km (0.062 R)
• M2: 394,789 km (0.12 R)
• M3: 560,394 km (0.103 R)
• M4: 738,864 km (0.04 R)
• M5: 1,119,890 km (0.059 R)
• M6: 1,354,908 km (0.084 R)
• M7: 1,825,543 km (0.071 R)
• M8: 2,134,612 km (0.071 R)
• M9: 3,347,402 km (0.113 R)
• M10: 3,974,516 km (0.086 R)
• M11: 4,374,691 km (0.109 R)
• M12: 4,645,911 km (0.113 R)
• M13: 5,989,151 km (0.063 R)
• M14: 6,631,524 km (0.05 R)
• M15: 6,989,661 km (0.037 R)
• M16: 7,744,383 km (0.092 R)
• M17: 8,552,211 km (0.054 R)
• M18: 8,833,455 km (0.059 R)
• M19: 12,829,513 km (0.102 R)
• M20: 13,957,033 km (0.095 R)
• M21: 16,769,024 km (0.062 R)
• M22: 17,809,627 km (0.059 R)
• M23: 20,183,146 km (0.03 R)
• M24: 20,348,602 km (0.114 R)
• M25: 20,765,830 km (0.069 R)
• M26: 21,445,453 km (0.091 R)
• M27: 24,877,228 km (0.105 R)
• M28: 25,450,487 km (0.054 R)
• M29: 28,449,925 km (0.098 R)
• M30: 31,232,894 km (0.099 R)
• M31: 33,262,638 km (0.077 R)
• M32: 33,958,268 km (0.075 R)
• M33: 35,019,814 km (0.095 R)
• M34: 39,358,601 km (0.068 R)
• M35: 41,589,704 km (0.115 R)
• M36: 42,804,439 km (0.084 R)
• M37: 44,740,534 km (0.113 R)
• M38: 45,730,124 km (0.117 R)
• M39: 49,834,791 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.3

Radius: 6.9

Gravity: 13.39 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.07 AU - 10.25 AU

Year: 18187 Days

Day: 21 Hours

Environment

Temp: -233 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,719,294 km

• M1: 149,299 km (0.116 R)
• M2: 387,309 km (0.057 R)
• M3: 827,276 km (0.098 R)
• M4: 1,267,842 km (0.101 R)
• M5: 1,984,715 km (0.077 R)
• M6: 3,527,817 km (0.101 R)
• M7: 6,389,026 km (0.078 R)
• M8: 6,731,904 km (0.059 R)
• M9: 6,997,141 km (0.091 R)
• M10: 9,764,253 km (0.082 R)
• M11: 12,981,505 km (0.087 R)
• M12: 13,393,049 km (0.035 R)
• M13: 16,204,292 km (0.075 R)
• M14: 20,471,421 km (0.093 R)
• M15: 21,217,167 km (0.112 R)
• M16: 29,462,403 km (0.064 R)
• M17: 34,810,377 km (0.086 R)
• M18: 37,781,391 km (0.049 R)
• M19: 42,398,281 km (0.049 R)
• M20: 48,516,385 km (0.097 R)
• M21: 51,357,996 km (0.057 R)
• M22: 51,699,379 km (0.111 R)
• M23: 53,254,598 km (0.116 R)
• M24: 59,787,836 km (0.06 R)
• M25: 60,926,126 km (0.104 R)
• M26: 61,308,798 km (0.12 R)
• M27: 62,466,386 km (0.111 R)
• M28: 65,825,157 km (0.09 R)
• M29: 68,886,977 km (0.04 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: 383 - 12,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit