🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792

Radius: 14.6

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.79 AU - 0.79 AU

Year: 476 Days

Day: 12.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,758,890 km

• M1: 181,612 km (0.035 R)
• M2: 692,638 km (0.112 R)
• M3: 1,410,110 km (0.065 R)
• M4: 2,004,611 km (0.106 R)
• M5: 2,651,622 km (0.095 R)
• M6: 3,375,227 km (0.062 R)
• M7: 3,951,029 km (0.047 R)
• M8: 4,759,307 km (0.06 R)
• M9: 5,318,952 km (0.116 R)
• M10: 5,798,264 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.9

Radius: 8.3

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.73 AU - 0.89 AU

Year: 494 Days

Day: 12.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,758,890 km

• M1: 106,514 km (0.098 R)
• M2: 592,707 km (0.098 R)
• M3: 897,288 km (0.047 R)
• M4: 1,431,652 km (0.071 R)
• M5: 1,929,065 km (0.04 R)
• M6: 2,255,786 km (0.103 R)
• M7: 2,777,733 km (0.089 R)
• M8: 3,244,030 km (0.044 R)
• M9: 3,868,751 km (0.068 R)
• M10: 4,451,135 km (0.082 R)
• M11: 4,818,398 km (0.08 R)
• M12: 5,222,312 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.4

Radius: 8.6

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.47 AU - 1.69 AU

Year: 1347 Days

Day: 14 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 81,758,890 km

• M1: 106,962 km (0.078 R)
• M2: 476,619 km (0.081 R)
• M3: 800,498 km (0.111 R)
• M4: 1,206,507 km (0.107 R)
• M5: 1,915,750 km (0.077 R)
• M6: 3,033,097 km (0.063 R)
• M7: 4,212,227 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546

Radius: 12.2

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.41 AU - 2.17 AU

Year: 1624 Days

Day: 14.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,758,890 km

• M1: 151,692 km (0.058 R)
• M2: 560,543 km (0.082 R)
• M3: 1,066,334 km (0.054 R)
• M4: 1,671,607 km (0.081 R)
• M5: 2,268,951 km (0.102 R)
• M6: 2,824,258 km (0.107 R)
• M7: 3,694,020 km (0.075 R)
• M8: 5,094,705 km (0.07 R)
• M9: 5,516,272 km (0.109 R)
• M10: 6,723,377 km (0.11 R)
• M11: 8,099,079 km (0.113 R)
• M12: 8,616,538 km (0.045 R)
• M13: 9,496,772 km (0.1 R)
• M14: 10,536,627 km (0.09 R)
• M15: 11,400,704 km (0.095 R)
• M16: 11,904,849 km (0.111 R)
• M17: 12,423,804 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.5

Radius: 9.6

Gravity: 8.82 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.72 AU - 2.08 AU

Year: 1776 Days

Day: 12.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 152.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,758,890 km

• M1: 119,379 km (0.062 R)
• M2: 436,078 km (0.112 R)
• M3: 784,342 km (0.1 R)
• M4: 1,200,224 km (0.117 R)
• M5: 2,255,337 km (0.066 R)
• M6: 2,667,330 km (0.067 R)
• M7: 3,035,640 km (0.072 R)
• M8: 3,731,569 km (0.076 R)
• M9: 4,060,834 km (0.108 R)
• M10: 4,449,489 km (0.047 R)
• M11: 4,927,155 km (0.103 R)
• M12: 5,324,637 km (0.088 R)
• M13: 5,719,426 km (0.108 R)
• M14: 6,183,927 km (0.066 R)
• M15: 8,514,213 km (0.102 R)
• M16: 9,484,505 km (0.118 R)
• M17: 9,892,608 km (0.057 R)
• M18: 12,111,743 km (0.043 R)
• M19: 12,673,782 km (0.07 R)
• M20: 13,211,138 km (0.082 R)
• M21: 13,806,836 km (0.089 R)
• M22: 14,464,768 km (0.069 R)
• M23: 15,795,890 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.6

Radius: 8

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.91 AU - 3.69 AU

Year: 4066 Days

Day: 7.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,758,890 km

• M1: 99,483 km (0.071 R)
• M2: 465,249 km (0.116 R)
• M3: 835,953 km (0.037 R)
• M4: 1,948,213 km (0.118 R)
• M5: 2,470,010 km (0.031 R)
• M6: 2,915,662 km (0.089 R)
• M7: 3,215,756 km (0.102 R)
• M8: 5,226,052 km (0.112 R)
• M9: 6,292,685 km (0.12 R)
• M10: 6,636,012 km (0.038 R)
• M11: 8,100,126 km (0.117 R)
• M12: 8,469,334 km (0.111 R)
• M13: 9,044,238 km (0.108 R)
• M14: 10,017,672 km (0.093 R)
• M15: 10,486,512 km (0.109 R)
• M16: 14,188,161 km (0.082 R)
• M17: 16,300,932 km (0.098 R)
• M18: 16,830,508 km (0.071 R)
• M19: 18,235,980 km (0.092 R)
• M20: 18,551,482 km (0.092 R)
• M21: 19,651,924 km (0.111 R)
• M22: 20,050,453 km (0.09 R)
• M23: 20,726,785 km (0.025 R)
• M24: 26,857,007 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.1

Radius: 10.1

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.31 AU - 5.93 AU

Year: 7858 Days

Day: 11.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,758,890 km

• M1: 125,662 km (0.075 R)
• M2: 594,352 km (0.066 R)
• M3: 955,781 km (0.094 R)
• M4: 1,364,781 km (0.048 R)
• M5: 2,941,842 km (0.074 R)
• M6: 3,362,811 km (0.107 R)
• M7: 3,789,613 km (0.066 R)
• M8: 4,402,067 km (0.062 R)
• M9: 4,792,368 km (0.061 R)
• M10: 5,755,928 km (0.105 R)
• M11: 8,500,301 km (0.077 R)
• M12: 11,719,647 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.1

Radius: 3.7

Gravity: 21.92 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.48 AU - 7.02 AU

Year: 10598 Days

Day: 17.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,758,890 km

• M1: 109,655 km (0.087 R)
• M2: 499,956 km (0.092 R)
• M3: 650,900 km (0.059 R)
• M4: 1,161,179 km (0.03 R)
• M5: 1,307,785 km (0.118 R)
• M6: 2,464,924 km (0.082 R)
• M7: 3,157,113 km (0.086 R)
• M8: 4,331,307 km (0.119 R)
• M9: 6,862,802 km (0.118 R)
• M10: 8,250,622 km (0.12 R)
• M11: 12,516,106 km (0.055 R)
• M12: 13,573,314 km (0.114 R)
• M13: 13,919,184 km (0.054 R)
• M14: 14,688,716 km (0.088 R)
• M15: 16,376,629 km (0.111 R)
• M16: 33,068,609 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927

Radius: 3.5

Gravity: 75.67 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.22 AU - 12.1 AU

Year: 21965 Days

Day: 23.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,758,890 km

• M1: 43,533 km (0.076 R)
• M2: 249,529 km (0.101 R)
• M3: 717,771 km (0.095 R)
• M4: 1,885,532 km (0.073 R)
• M5: 2,116,361 km (0.116 R)
• M6: 3,089,196 km (0.067 R)
• M7: 3,656,920 km (0.026 R)
• M8: 4,326,670 km (0.106 R)
• M9: 4,995,970 km (0.096 R)
• M10: 11,236,595 km (0.091 R)
• M11: 12,706,993 km (0.101 R)
• M12: 14,941,536 km (0.068 R)
• M13: 17,696,082 km (0.098 R)
• M14: 27,705,376 km (0.082 R)
• M15: 30,233,879 km (0.105 R)
• M16: 37,518,847 km (0.104 R)
• M17: 40,923,694 km (0.108 R)
• M18: 45,547,465 km (0.1 R)
• M19: 47,104,480 km (0.113 R)
• M20: 54,262,439 km (0.112 R)
• M21: 61,901,654 km (0.104 R)
• M22: 73,944,283 km (0.104 R)
• M23: 76,333,062 km (0.093 R)
• M24: 79,514,859 km (0.073 R)
• M25: 89,319,952 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.2

Radius: 6.4

Gravity: 14.73 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.98 AU - 12.42 AU

Year: 23739 Days

Day: 23.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,758,890 km

• M1: 79,586 km (0.117 R)
• M2: 308,620 km (0.099 R)
• M3: 613,650 km (0.099 R)
• M4: 2,219,434 km (0.107 R)
• M5: 2,632,623 km (0.069 R)
• M6: 2,988,367 km (0.095 R)
• M7: 5,151,851 km (0.104 R)
• M8: 5,626,974 km (0.111 R)
• M9: 6,261,718 km (0.08 R)
• M10: 7,180,698 km (0.106 R)
• M11: 7,572,345 km (0.115 R)
• M12: 7,978,204 km (0.088 R)
• M13: 8,186,444 km (0.117 R)
• M14: 10,598,860 km (0.103 R)
• M15: 14,423,778 km (0.11 R)
• M16: 17,988,246 km (0.111 R)
• M17: 19,735,101 km (0.086 R)
• M18: 20,503,286 km (0.109 R)
• M19: 21,895,294 km (0.099 R)
• M20: 24,208,376 km (0.053 R)
• M21: 27,975,699 km (0.065 R)
• M22: 29,067,165 km (0.036 R)
• M23: 29,313,553 km (0.092 R)
• M24: 30,566,286 km (0.032 R)
• M25: 33,312,304 km (0.069 R)
• M26: 34,814,416 km (0.079 R)
• M27: 37,368,950 km (0.108 R)
• M28: 39,590,927 km (0.117 R)
• M29: 41,275,249 km (0.075 R)
• M30: 46,278,101 km (0.077 R)
• M31: 58,636,830 km (0.067 R)
• M32: 62,241,540 km (0.098 R)
• M33: 66,630,293 km (0.09 R)
• M34: 70,330,746 km (0.079 R)
• M35: 70,552,600 km (0.076 R)
• M36: 70,997,653 km (0.067 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 12,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit