🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.6

Radius: 11.9

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.52 AU - 0.62 AU

Year: 292 Days

Day: 13.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,121,507 km

• M1: 148,251 km (0.075 R)
• M2: 814,261 km (0.051 R)
• M3: 1,353,711 km (0.103 R)
• M4: 1,821,354 km (0.105 R)
• M5: 2,910,127 km (0.109 R)
• M6: 3,701,051 km (0.11 R)
• M7: 4,085,368 km (0.092 R)
• M8: 4,456,670 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.2

Radius: 13.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.57 AU - 0.79 AU

Year: 380 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,121,507 km

• M1: 168,148 km (0.091 R)
• M2: 589,565 km (0.12 R)
• M3: 1,169,107 km (0.113 R)
• M4: 1,716,636 km (0.119 R)
• M5: 2,372,024 km (0.038 R)
• M6: 3,061,221 km (0.116 R)
• M7: 3,552,949 km (0.108 R)
• M8: 3,994,562 km (0.081 R)
• M9: 4,842,034 km (0.065 R)
• M10: 5,324,787 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.9

Radius: 11.5

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.69 AU - 0.71 AU

Year: 397 Days

Day: 7.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,121,507 km

• M1: 143,016 km (0.118 R)
• M2: 554,559 km (0.034 R)
• M3: 917,035 km (0.058 R)
• M4: 1,322,744 km (0.112 R)
• M5: 1,745,508 km (0.092 R)
• M6: 2,190,562 km (0.084 R)
• M7: 2,548,250 km (0.088 R)
• M8: 3,582,420 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.1

Radius: 12.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.69 AU - 1.77 AU

Year: 1543 Days

Day: 10.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 71.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,121,507 km

• M1: 156,629 km (0.076 R)
• M2: 572,810 km (0.115 R)
• M3: 1,075,758 km (0.073 R)
• M4: 1,535,921 km (0.056 R)
• M5: 3,007,366 km (0.108 R)
• M6: 5,584,788 km (0.101 R)
• M7: 6,548,348 km (0.056 R)
• M8: 7,143,897 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.8

Radius: 10.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.41 AU - 2.87 AU

Year: 2909 Days

Day: 13.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,121,507 km

• M1: 133,142 km (0.093 R)
• M2: 619,485 km (0.086 R)
• M3: 1,016,817 km (0.099 R)
• M4: 1,389,315 km (0.06 R)
• M5: 1,874,312 km (0.078 R)
• M6: 2,348,986 km (0.101 R)
• M7: 2,779,977 km (0.095 R)
• M8: 3,144,846 km (0.046 R)
• M9: 4,094,195 km (0.091 R)
• M10: 4,664,462 km (0.081 R)
• M11: 5,224,556 km (0.118 R)
• M12: 6,078,760 km (0.081 R)
• M13: 6,527,404 km (0.081 R)
• M14: 6,972,757 km (0.093 R)
• M15: 7,411,976 km (0.076 R)
• M16: 8,374,638 km (0.104 R)
• M17: 8,930,993 km (0.117 R)
• M18: 9,387,566 km (0.108 R)
• M19: 9,795,818 km (0.104 R)
• M20: 10,547,099 km (0.111 R)
• M21: 11,196,503 km (0.073 R)
• M22: 11,548,806 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205

Radius: 8.6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.21 AU - 3.39 AU

Year: 4066 Days

Day: 11.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,121,507 km

• M1: 106,962 km (0.086 R)
• M2: 474,674 km (0.08 R)
• M3: 758,611 km (0.085 R)
• M4: 1,201,271 km (0.112 R)
• M5: 1,732,792 km (0.049 R)
• M6: 2,005,060 km (0.083 R)
• M7: 2,830,392 km (0.12 R)
• M8: 3,608,450 km (0.06 R)
• M9: 5,112,358 km (0.094 R)
• M10: 5,582,095 km (0.106 R)
• M11: 6,340,257 km (0.107 R)
• M12: 6,882,848 km (0.118 R)
• M13: 7,604,060 km (0.088 R)
• M14: 8,861,729 km (0.073 R)
• M15: 11,426,585 km (0.12 R)
• M16: 12,107,105 km (0.04 R)
• M17: 13,373,750 km (0.042 R)
• M18: 15,872,633 km (0.085 R)
• M19: 16,217,905 km (0.063 R)
• M20: 17,180,268 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.1

Radius: 8.3

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.32 AU - 5.52 AU

Year: 7402 Days

Day: 8.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,121,507 km

• M1: 113,246 km (0.087 R)
• M2: 498,909 km (0.045 R)
• M3: 763,548 km (0.056 R)
• M4: 1,068,727 km (0.065 R)
• M5: 1,387,221 km (0.108 R)
• M6: 1,768,995 km (0.096 R)
• M7: 2,251,298 km (0.106 R)
• M8: 3,106,849 km (0.059 R)
• M9: 3,697,611 km (0.063 R)
• M10: 4,188,142 km (0.094 R)
• M11: 4,721,458 km (0.103 R)
• M12: 5,531,531 km (0.12 R)
• M13: 6,529,349 km (0.101 R)
• M14: 6,864,597 km (0.112 R)
• M15: 7,716,258 km (0.09 R)
• M16: 8,478,310 km (0.106 R)
• M17: 9,457,877 km (0.114 R)
• M18: 10,063,000 km (0.114 R)
• M19: 11,207,723 km (0.117 R)
• M20: 11,737,898 km (0.047 R)
• M21: 15,929,032 km (0.045 R)
• M22: 16,231,519 km (0.036 R)
• M23: 17,161,718 km (0.101 R)
• M24: 18,390,515 km (0.071 R)
• M25: 18,790,540 km (0.106 R)
• M26: 20,095,332 km (0.037 R)
• M27: 20,662,458 km (0.089 R)
• M28: 24,773,407 km (0.118 R)
• M29: 26,594,013 km (0.116 R)
• M30: 27,536,929 km (0.111 R)
• M31: 30,221,762 km (0.112 R)
• M32: 32,105,648 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.9

Radius: 14.8

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.19 AU - 5.79 AU

Year: 7560 Days

Day: 13.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,121,507 km

• M1: 186,997 km (0.09 R)
• M2: 1,549,236 km (0.084 R)
• M3: 2,922,095 km (0.062 R)
• M4: 3,824,470 km (0.076 R)
• M5: 4,502,746 km (0.12 R)
• M6: 7,516,096 km (0.064 R)
• M7: 10,905,236 km (0.075 R)
• M8: 15,055,231 km (0.035 R)
• M9: 16,486,882 km (0.103 R)
• M10: 17,895,944 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.6

Radius: 5.8

Gravity: 28.35 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.06 AU - 9.26 AU

Year: 17285 Days

Day: 18.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,121,507 km

• M1: 72,256 km (0.11 R)
• M2: 297,401 km (0.068 R)
• M3: 697,575 km (0.113 R)
• M4: 1,021,454 km (0.109 R)
• M5: 1,969,905 km (0.104 R)
• M6: 2,151,517 km (0.105 R)
• M7: 4,535,807 km (0.057 R)
• M8: 6,238,082 km (0.114 R)
• M9: 7,422,598 km (0.046 R)
• M10: 7,815,442 km (0.063 R)
• M11: 8,803,835 km (0.091 R)
• M12: 9,469,545 km (0.099 R)
• M13: 13,452,439 km (0.091 R)
• M14: 15,176,106 km (0.062 R)
• M15: 15,490,261 km (0.082 R)
• M16: 16,541,186 km (0.045 R)
• M17: 19,055,178 km (0.115 R)
• M18: 21,516,063 km (0.088 R)
• M19: 23,028,049 km (0.109 R)
• M20: 25,814,160 km (0.087 R)
• M21: 26,487,649 km (0.044 R)
• M22: 26,714,589 km (0.054 R)
• M23: 27,403,637 km (0.105 R)
• M24: 28,104,503 km (0.047 R)
• M25: 28,578,280 km (0.115 R)
• M26: 31,406,278 km (0.118 R)
• M27: 34,686,061 km (0.064 R)
• M28: 35,231,047 km (0.046 R)
• M29: 36,618,866 km (0.116 R)
• M30: 40,547,007 km (0.075 R)
• M31: 41,609,301 km (0.073 R)
• M32: 44,746,967 km (0.086 R)
• M33: 48,545,855 km (0.084 R)
• M34: 63,834,010 km (0.114 R)
• M35: 66,728,729 km (0.109 R)
• M36: 75,935,730 km (0.114 R)
• M37: 76,624,029 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525

Radius: 7.9

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.75 AU - 11.57 AU

Year: 21965 Days

Day: 24.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,121,507 km

• M1: 99,183 km (0.033 R)
• M2: 407,205 km (0.108 R)
• M3: 690,394 km (0.119 R)
• M4: 1,523,056 km (0.098 R)
• M5: 2,282,265 km (0.099 R)
• M6: 3,085,306 km (0.098 R)
• M7: 4,523,092 km (0.09 R)
• M8: 4,800,296 km (0.107 R)
• M9: 6,149,370 km (0.071 R)
• M10: 6,798,774 km (0.117 R)
• M11: 7,209,869 km (0.101 R)
• M12: 9,745,254 km (0.077 R)
• M13: 12,616,486 km (0.044 R)
• M14: 13,307,927 km (0.112 R)
• M15: 16,571,704 km (0.063 R)
• M16: 19,685,434 km (0.117 R)
• M17: 22,361,740 km (0.103 R)
• M18: 26,929,262 km (0.118 R)
• M19: 32,721,093 km (0.114 R)
• M20: 36,456,253 km (0.115 R)
• M21: 37,432,529 km (0.067 R)
• M22: 37,856,190 km (0.118 R)
• M23: 39,001,810 km (0.101 R)
• M24: 39,437,290 km (0.077 R)
• M25: 48,007,153 km (0.098 R)
• M26: 50,715,174 km (0.119 R)
• M27: 67,448,594 km (0.108 R)
• M28: 71,705,551 km (0.107 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: 214 - 10,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit