🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.8

Radius: 12.3

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.91 AU - 1.13 AU

Year: 665 Days

Day: 13.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 158 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 52,206,354 km

• M1: 153,338 km (0.107 R)
• M2: 723,754 km (0.057 R)
• M3: 1,661,883 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 13.9

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.33 AU - 1.53 AU

Year: 1104 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,206,354 km

• M1: 173,384 km (0.114 R)
• M2: 633,996 km (0.054 R)
• M3: 2,341,207 km (0.114 R)
• M4: 2,784,914 km (0.117 R)
• M5: 3,445,389 km (0.051 R)
• M6: 4,346,716 km (0.119 R)
• M7: 5,646,422 km (0.084 R)
• M8: 6,140,544 km (0.073 R)
• M9: 6,663,388 km (0.091 R)
• M10: 10,389,722 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.8

Radius: 8.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.43 AU - 1.61 AU

Year: 1210 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,206,354 km

• M1: 109,506 km (0.118 R)
• M2: 686,804 km (0.105 R)
• M3: 1,480,570 km (0.105 R)
• M4: 1,816,717 km (0.083 R)
• M5: 2,612,727 km (0.101 R)
• M6: 3,817,887 km (0.087 R)
• M7: 4,663,863 km (0.05 R)
• M8: 5,574,465 km (0.073 R)
• M9: 5,947,413 km (0.104 R)
• M10: 7,145,542 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.6

Radius: 14.3

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.12 AU - 4.9 AU

Year: 5185 Days

Day: 5.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,206,354 km

• M1: 179,517 km (0.1 R)
• M2: 1,226,703 km (0.099 R)
• M3: 2,094,969 km (0.119 R)
• M4: 2,607,341 km (0.081 R)
• M5: 6,065,894 km (0.111 R)
• M6: 6,533,537 km (0.081 R)
• M7: 7,744,981 km (0.08 R)
• M8: 8,216,214 km (0.091 R)
• M9: 9,866,728 km (0.08 R)
• M10: 10,674,556 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.6

Radius: 7.3

Gravity: 16.69 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.71 AU - 7.67 AU

Year: 9944 Days

Day: 21 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,206,354 km

• M1: 90,806 km (0.072 R)
• M2: 320,139 km (0.088 R)
• M3: 1,523,355 km (0.086 R)
• M4: 1,909,318 km (0.118 R)
• M5: 2,477,042 km (0.085 R)
• M6: 3,082,015 km (0.066 R)
• M7: 3,345,008 km (0.084 R)
• M8: 5,770,887 km (0.086 R)
• M9: 9,571,272 km (0.05 R)
• M10: 13,344,728 km (0.069 R)
• M11: 17,250,579 km (0.065 R)
• M12: 23,192,906 km (0.113 R)
• M13: 26,223,160 km (0.102 R)
• M14: 28,766,923 km (0.072 R)
• M15: 31,026,898 km (0.114 R)
• M16: 33,171,383 km (0.111 R)
• M17: 49,191,221 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.2

Radius: 5.8

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.05 AU - 7.69 AU

Year: 10381 Days

Day: 15.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,206,354 km

• M1: 72,705 km (0.108 R)
• M2: 285,732 km (0.108 R)
• M3: 746,045 km (0.106 R)
• M4: 1,051,075 km (0.114 R)
• M5: 1,766,601 km (0.066 R)
• M6: 1,988,006 km (0.069 R)
• M7: 3,234,456 km (0.106 R)
• M8: 3,544,572 km (0.116 R)
• M9: 4,250,225 km (0.072 R)
• M10: 5,074,360 km (0.093 R)
• M11: 8,384,811 km (0.089 R)
• M12: 8,674,283 km (0.114 R)
• M13: 8,970,337 km (0.115 R)
• M14: 11,689,278 km (0.107 R)
• M15: 14,613,618 km (0.103 R)
• M16: 15,154,414 km (0.088 R)
• M17: 15,770,757 km (0.074 R)
• M18: 16,212,071 km (0.103 R)
• M19: 16,596,837 km (0.061 R)
• M20: 18,682,530 km (0.062 R)
• M21: 19,176,652 km (0.053 R)
• M22: 20,786,175 km (0.11 R)
• M23: 21,469,838 km (0.033 R)
• M24: 26,151,802 km (0.099 R)
• M25: 26,681,079 km (0.087 R)
• M26: 27,488,160 km (0.065 R)
• M27: 27,669,772 km (0.084 R)
• M28: 29,911,496 km (0.099 R)
• M29: 30,684,767 km (0.075 R)
• M30: 32,372,231 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.1

Radius: 6.5

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.27 AU - 8.61 AU

Year: 14446 Days

Day: 19.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,206,354 km

• M1: 80,783 km (0.094 R)
• M2: 310,715 km (0.111 R)
• M3: 577,448 km (0.117 R)
• M4: 819,647 km (0.078 R)
• M5: 1,502,411 km (0.104 R)
• M6: 1,903,483 km (0.072 R)
• M7: 3,196,757 km (0.09 R)
• M8: 3,699,705 km (0.114 R)
• M9: 4,612,551 km (0.085 R)
• M10: 5,492,635 km (0.118 R)
• M11: 6,101,349 km (0.102 R)
• M12: 6,754,194 km (0.071 R)
• M13: 8,152,635 km (0.046 R)
• M14: 8,380,323 km (0.06 R)
• M15: 10,732,002 km (0.112 R)
• M16: 11,060,818 km (0.104 R)
• M17: 12,685,002 km (0.114 R)
• M18: 14,133,109 km (0.058 R)
• M19: 15,618,317 km (0.102 R)
• M20: 16,040,781 km (0.119 R)
• M21: 16,761,693 km (0.082 R)
• M22: 17,428,900 km (0.102 R)
• M23: 17,883,378 km (0.087 R)
• M24: 20,862,620 km (0.077 R)
• M25: 21,895,892 km (0.118 R)
• M26: 22,603,341 km (0.082 R)
• M27: 31,530,893 km (0.052 R)
• M28: 33,235,561 km (0.117 R)
• M29: 35,240,920 km (0.102 R)
• M30: 35,724,121 km (0.101 R)
• M31: 40,802,819 km (0.112 R)
• M32: 42,143,815 km (0.107 R)
• M33: 46,922,569 km (0.111 R)
• M34: 47,507,347 km (0.095 R)
• M35: 50,811,665 km (0.057 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 16,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit