🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.1

Radius: 14.5

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.89 AU - 1.09 AU

Year: 636 Days

Day: 6.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,004,827 km

• M1: 180,265 km (0.104 R)
• M2: 796,010 km (0.056 R)
• M3: 1,743,713 km (0.112 R)
• M4: 2,238,433 km (0.088 R)
• M5: 2,690,817 km (0.069 R)
• M6: 3,320,923 km (0.089 R)
• M7: 4,033,607 km (0.047 R)
• M8: 4,547,775 km (0.054 R)
• M9: 5,176,386 km (0.091 R)
• M10: 6,360,303 km (0.078 R)
• M11: 6,843,055 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.7

Radius: 13.5

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.17 AU - 1.23 AU

Year: 849 Days

Day: 14.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,004,827 km

• M1: 167,849 km (0.112 R)
• M2: 735,124 km (0.09 R)
• M3: 2,179,342 km (0.039 R)
• M4: 2,610,483 km (0.094 R)
• M5: 3,454,364 km (0.036 R)
• M6: 4,279,995 km (0.071 R)
• M7: 5,549,483 km (0.04 R)
• M8: 6,661,892 km (0.11 R)
• M9: 7,397,615 km (0.089 R)
• M10: 7,942,001 km (0.119 R)
• M11: 8,769,726 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.6

Radius: 9.6

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.68 AU - 1.7 AU

Year: 1419 Days

Day: 13 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,004,827 km

• M1: 119,379 km (0.073 R)
• M2: 544,237 km (0.109 R)
• M3: 900,430 km (0.076 R)
• M4: 1,406,370 km (0.099 R)
• M5: 1,759,720 km (0.102 R)
• M6: 2,149,721 km (0.06 R)
• M7: 2,520,575 km (0.105 R)
• M8: 2,962,337 km (0.092 R)
• M9: 3,518,392 km (0.109 R)
• M10: 3,915,275 km (0.083 R)
• M11: 4,760,204 km (0.052 R)
• M12: 5,060,597 km (0.099 R)
• M13: 6,062,005 km (0.093 R)
• M14: 6,585,298 km (0.05 R)
• M15: 7,533,300 km (0.12 R)
• M16: 8,252,118 km (0.101 R)
• M17: 8,716,769 km (0.027 R)
• M18: 9,168,106 km (0.09 R)
• M19: 12,174,275 km (0.085 R)
• M20: 12,586,417 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.2

Radius: 10.9

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.8 AU - 2.04 AU

Year: 1718 Days

Day: 8.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,004,827 km

• M1: 135,685 km (0.091 R)
• M2: 601,383 km (0.073 R)
• M3: 1,002,605 km (0.091 R)
• M4: 1,412,204 km (0.112 R)
• M5: 2,198,640 km (0.077 R)
• M6: 2,649,528 km (0.103 R)
• M7: 3,287,712 km (0.051 R)
• M8: 3,827,013 km (0.061 R)
• M9: 4,231,376 km (0.052 R)
• M10: 5,665,720 km (0.063 R)
• M11: 6,267,253 km (0.079 R)
• M12: 7,044,713 km (0.06 R)
• M13: 8,885,665 km (0.108 R)
• M14: 9,565,138 km (0.111 R)
• M15: 10,244,013 km (0.095 R)
• M16: 11,698,105 km (0.091 R)
• M17: 13,409,953 km (0.053 R)
• M18: 13,958,977 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.1

Radius: 14.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.48 AU - 3.18 AU

Year: 3074 Days

Day: 6.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,004,827 km

• M1: 181,612 km (0.107 R)
• M2: 674,686 km (0.111 R)
• M3: 1,207,404 km (0.061 R)
• M4: 1,893,311 km (0.084 R)
• M5: 2,537,928 km (0.114 R)
• M6: 3,063,914 km (0.104 R)
• M7: 4,084,321 km (0.045 R)
• M8: 4,628,558 km (0.076 R)
• M9: 5,246,098 km (0.109 R)
• M10: 5,705,364 km (0.111 R)
• M11: 9,091,063 km (0.057 R)
• M12: 10,455,545 km (0.114 R)
• M13: 12,482,446 km (0.113 R)
• M14: 15,369,984 km (0.038 R)
• M15: 17,809,477 km (0.114 R)
• M16: 19,032,140 km (0.084 R)
• M17: 20,000,787 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.6

Radius: 9.1

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.03 AU - 4.31 AU

Year: 4540 Days

Day: 6.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,004,827 km

• M1: 119,230 km (0.117 R)
• M2: 613,501 km (0.06 R)
• M3: 1,327,382 km (0.115 R)
• M4: 1,742,217 km (0.095 R)
• M5: 2,984,777 km (0.119 R)
• M6: 3,403,052 km (0.107 R)
• M7: 4,068,015 km (0.09 R)
• M8: 4,686,303 km (0.114 R)
• M9: 5,365,776 km (0.111 R)
• M10: 7,333,886 km (0.085 R)
• M11: 8,557,746 km (0.102 R)
• M12: 12,130,592 km (0.12 R)
• M13: 12,835,348 km (0.098 R)
• M14: 13,513,924 km (0.078 R)
• M15: 16,836,193 km (0.082 R)
• M16: 17,145,861 km (0.047 R)
• M17: 17,904,621 km (0.065 R)
• M18: 20,245,678 km (0.107 R)
• M19: 23,700,491 km (0.101 R)
• M20: 26,182,919 km (0.107 R)
• M21: 30,543,696 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 17,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit