🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.6

Radius: 10.1

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.53 AU - 0.55 AU

Year: 265 Days

Day: 6.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,935,833 km

• M1: 125,662 km (0.11 R)
• M2: 568,322 km (0.094 R)
• M3: 936,931 km (0.111 R)
• M4: 1,305,241 km (0.052 R)
• M5: 1,650,513 km (0.105 R)
• M6: 2,123,691 km (0.079 R)
• M7: 2,448,169 km (0.113 R)
• M8: 2,871,980 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.3

Radius: 14.7

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.94 AU - 1.36 AU

Year: 822 Days

Day: 11.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,935,833 km

• M1: 182,809 km (0.097 R)
• M2: 685,308 km (0.08 R)
• M3: 1,333,665 km (0.09 R)
• M4: 2,056,821 km (0.108 R)
• M5: 2,653,717 km (0.089 R)
• M6: 3,338,127 km (0.053 R)
• M7: 4,154,333 km (0.082 R)
• M8: 4,723,254 km (0.05 R)
• M9: 5,556,364 km (0.117 R)
• M10: 6,039,715 km (0.073 R)
• M11: 6,772,894 km (0.079 R)
• M12: 8,522,142 km (0.102 R)
• M13: 9,417,784 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.7

Radius: 12.9

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.95 AU - 1.53 AU

Year: 921 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,935,833 km

• M1: 160,519 km (0.095 R)
• M2: 917,633 km (0.089 R)
• M3: 1,385,276 km (0.079 R)
• M4: 1,793,978 km (0.075 R)
• M5: 2,212,852 km (0.116 R)
• M6: 4,187,843 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.5

Radius: 8.3

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.6 AU - 2.08 AU

Year: 1664 Days

Day: 11.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,935,833 km

• M1: 103,223 km (0.087 R)
• M2: 432,936 km (0.1 R)
• M3: 803,341 km (0.103 R)
• M4: 1,192,893 km (0.059 R)
• M5: 1,705,416 km (0.11 R)
• M6: 1,968,409 km (0.09 R)
• M7: 3,601,120 km (0.075 R)
• M8: 4,056,945 km (0.103 R)
• M9: 5,866,480 km (0.056 R)
• M10: 6,599,211 km (0.103 R)
• M11: 7,094,081 km (0.102 R)
• M12: 7,502,034 km (0.075 R)
• M13: 8,070,207 km (0.076 R)
• M14: 8,820,290 km (0.085 R)
• M15: 9,485,702 km (0.098 R)
• M16: 10,389,871 km (0.111 R)
• M17: 11,240,784 km (0.073 R)
• M18: 12,175,771 km (0.066 R)
• M19: 12,682,010 km (0.119 R)
• M20: 14,030,036 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.7

Radius: 12.9

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.57 AU - 2.47 AU

Year: 1915 Days

Day: 14.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,935,833 km

• M1: 160,369 km (0.097 R)
• M2: 640,279 km (0.092 R)
• M3: 1,097,600 km (0.087 R)
• M4: 1,940,584 km (0.061 R)
• M5: 2,356,316 km (0.088 R)
• M6: 3,372,086 km (0.097 R)
• M7: 4,764,543 km (0.069 R)
• M8: 5,372,808 km (0.078 R)
• M9: 6,510,499 km (0.102 R)
• M10: 7,429,180 km (0.104 R)
• M11: 8,249,126 km (0.071 R)
• M12: 9,557,509 km (0.094 R)
• M13: 9,965,612 km (0.088 R)
• M14: 10,963,130 km (0.068 R)
• M15: 11,448,426 km (0.11 R)
• M16: 12,582,976 km (0.115 R)
• M17: 13,492,681 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.1

Radius: 12.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.13 AU - 3.79 AU

Year: 4292 Days

Day: 8.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,935,833 km

• M1: 160,668 km (0.117 R)
• M2: 702,811 km (0.108 R)
• M3: 1,226,254 km (0.11 R)
• M4: 1,723,966 km (0.106 R)
• M5: 2,666,133 km (0.065 R)
• M6: 3,631,638 km (0.106 R)
• M7: 5,946,216 km (0.059 R)
• M8: 7,274,496 km (0.114 R)
• M9: 7,910,137 km (0.101 R)
• M10: 11,408,184 km (0.08 R)
• M11: 13,169,549 km (0.106 R)
• M12: 13,684,316 km (0.09 R)
• M13: 14,163,777 km (0.078 R)
• M14: 15,514,945 km (0.116 R)
• M15: 17,336,299 km (0.081 R)
• M16: 18,012,032 km (0.089 R)
• M17: 19,717,598 km (0.059 R)
• M18: 20,206,484 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.4

Radius: 6.2

Gravity: 24.44 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.41 AU - 6.31 AU

Year: 9460 Days

Day: 15.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 35,935,833 km

• M1: 79,287 km (0.097 R)
• M2: 286,929 km (0.102 R)
• M3: 493,224 km (0.082 R)
• M4: 1,097,001 km (0.12 R)
• M5: 1,460,674 km (0.096 R)
• M6: 1,724,863 km (0.06 R)
• M7: 2,003,564 km (0.053 R)
• M8: 3,211,118 km (0.07 R)
• M9: 4,066,519 km (0.042 R)
• M10: 5,397,042 km (0.106 R)
• M11: 7,534,347 km (0.102 R)
• M12: 7,835,936 km (0.109 R)
• M13: 9,516,669 km (0.061 R)
• M14: 10,547,547 km (0.117 R)
• M15: 11,367,942 km (0.056 R)
• M16: 15,282,470 km (0.105 R)
• M17: 18,185,267 km (0.052 R)
• M18: 21,781,001 km (0.061 R)
• M19: 22,659,589 km (0.104 R)
• M20: 23,197,992 km (0.118 R)
• M21: 25,054,203 km (0.106 R)
• M22: 25,629,855 km (0.113 R)
• M23: 26,312,470 km (0.06 R)
• M24: 26,608,824 km (0.082 R)
• M25: 27,007,203 km (0.058 R)
• M26: 28,849,800 km (0.069 R)
• M27: 29,059,536 km (0.075 R)
• M28: 32,442,393 km (0.11 R)
• M29: 35,115,557 km (0.089 R)
• M30: 35,354,764 km (0.106 R)
• M31: 36,444,584 km (0.116 R)
• M32: 38,818,254 km (0.097 R)
• M33: 43,319,803 km (0.081 R)
• M34: 50,858,339 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.6

Radius: 6.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.13 AU - 8.45 AU

Year: 11799 Days

Day: 18 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,935,833 km

• M1: 82,129 km (0.04 R)
• M2: 328,218 km (0.082 R)
• M3: 994,826 km (0.061 R)
• M4: 1,262,008 km (0.062 R)
• M5: 1,589,926 km (0.099 R)
• M6: 1,853,817 km (0.098 R)
• M7: 2,435,005 km (0.103 R)
• M8: 7,535,993 km (0.059 R)
• M9: 7,963,693 km (0.113 R)
• M10: 9,256,368 km (0.097 R)
• M11: 11,780,683 km (0.092 R)
• M12: 12,145,103 km (0.106 R)
• M13: 14,432,754 km (0.077 R)
• M14: 16,535,801 km (0.071 R)
• M15: 18,000,513 km (0.093 R)
• M16: 18,834,821 km (0.094 R)
• M17: 20,060,626 km (0.109 R)
• M18: 20,356,530 km (0.09 R)
• M19: 21,338,640 km (0.091 R)
• M20: 27,629,081 km (0.078 R)
• M21: 29,493,968 km (0.082 R)
• M22: 30,554,617 km (0.075 R)
• M23: 32,446,282 km (0.098 R)
• M24: 33,576,344 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.5

Radius: 8

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.88 AU - 12.32 AU

Year: 23014 Days

Day: 24.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,935,833 km

• M1: 365,168 km (0.073 R)
• M2: 1,558,361 km (0.105 R)
• M3: 3,386,896 km (0.068 R)
• M4: 4,137,428 km (0.102 R)
• M5: 4,498,857 km (0.104 R)
• M6: 4,937,627 km (0.062 R)
• M7: 26,050,375 km (0.062 R)
• M8: 33,725,194 km (0.106 R)
• M9: 35,935,802 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 12,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit