🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.1

Radius: 8

Gravity: 13.66 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.49 AU - 0.75 AU

Year: 331 Days

Day: 9.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,764,665 km

• M1: 100,081 km (0.085 R)
• M2: 462,108 km (0.092 R)
• M3: 830,717 km (0.112 R)
• M4: 1,390,213 km (0.101 R)
• M5: 1,739,374 km (0.119 R)
• M6: 2,188,617 km (0.113 R)
• M7: 2,529,700 km (0.104 R)
• M8: 3,053,891 km (0.043 R)
• M9: 3,697,311 km (0.108 R)
• M10: 4,103,769 km (0.117 R)
• M11: 4,455,623 km (0.118 R)
• M12: 4,886,614 km (0.057 R)
• M13: 5,143,025 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.5

Radius: 11.4

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.67 AU - 0.71 AU

Year: 389 Days

Day: 12.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 75.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,764,665 km

• M1: 143,165 km (0.052 R)
• M2: 547,079 km (0.088 R)
• M3: 949,348 km (0.109 R)
• M4: 1,370,616 km (0.063 R)
• M5: 1,848,282 km (0.08 R)
• M6: 2,898,459 km (0.1 R)
• M7: 3,683,548 km (0.104 R)
• M8: 4,186,945 km (0.094 R)
• M9: 4,619,433 km (0.04 R)
• M10: 5,348,423 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.8

Radius: 10.2

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.78 AU - 2.36 AU

Year: 2020 Days

Day: 9.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,764,665 km

• M1: 126,859 km (0.106 R)
• M2: 484,548 km (0.096 R)
• M3: 974,630 km (0.116 R)
• M4: 1,338,303 km (0.039 R)
• M5: 1,688,362 km (0.094 R)
• M6: 2,247,858 km (0.077 R)
• M7: 2,927,182 km (0.027 R)
• M8: 3,307,011 km (0.097 R)
• M9: 4,186,347 km (0.119 R)
• M10: 4,670,595 km (0.072 R)
• M11: 6,454,999 km (0.104 R)
• M12: 8,911,695 km (0.062 R)
• M13: 9,577,854 km (0.078 R)
• M14: 10,205,268 km (0.108 R)
• M15: 10,675,454 km (0.113 R)
• M16: 14,291,683 km (0.083 R)
• M17: 15,913,922 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.5

Radius: 9.3

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.82 AU - 2.44 AU

Year: 2108 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,764,665 km

• M1: 169,345 km (0.086 R)
• M2: 549,323 km (0.092 R)
• M3: 957,875 km (0.053 R)
• M4: 1,939,536 km (0.116 R)
• M5: 2,634,119 km (0.055 R)
• M6: 3,568,508 km (0.066 R)
• M7: 3,859,775 km (0.083 R)
• M8: 4,649,053 km (0.108 R)
• M9: 5,724,363 km (0.115 R)
• M10: 7,063,413 km (0.076 R)
• M11: 7,553,047 km (0.035 R)
• M12: 8,845,423 km (0.111 R)
• M13: 9,382,330 km (0.084 R)
• M14: 10,382,840 km (0.094 R)
• M15: 11,196,653 km (0.119 R)
• M16: 13,274,268 km (0.057 R)
• M17: 13,727,101 km (0.099 R)
• M18: 14,147,471 km (0.025 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.2

Radius: 15

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.08 AU - 5.48 AU

Year: 7088 Days

Day: 12.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,764,665 km

• M1: 186,698 km (0.078 R)
• M2: 1,030,879 km (0.103 R)
• M3: 1,797,119 km (0.063 R)
• M4: 2,422,738 km (0.104 R)
• M5: 2,945,432 km (0.076 R)
• M6: 3,521,235 km (0.041 R)
• M7: 4,146,554 km (0.057 R)
• M8: 4,988,640 km (0.089 R)
• M9: 5,497,273 km (0.093 R)
• M10: 6,007,850 km (0.106 R)
• M11: 6,797,578 km (0.081 R)
• M12: 8,010,517 km (0.098 R)
• M13: 9,816,313 km (0.102 R)
• M14: 11,880,464 km (0.103 R)
• M15: 14,518,174 km (0.061 R)
• M16: 18,145,324 km (0.107 R)
• M17: 19,722,684 km (0.073 R)
• M18: 21,312,161 km (0.061 R)
• M19: 26,144,621 km (0.114 R)
• M20: 30,759,865 km (0.112 R)
• M21: 31,259,522 km (0.053 R)
• M22: 38,602,833 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.4

Radius: 15

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.9 AU - 5.76 AU

Year: 7200 Days

Day: 8.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,764,665 km

• M1: 186,549 km (0.069 R)
• M2: 886,966 km (0.09 R)
• M3: 2,202,829 km (0.108 R)
• M4: 2,899,356 km (0.086 R)
• M5: 3,463,640 km (0.111 R)
• M6: 3,940,408 km (0.091 R)
• M7: 5,218,722 km (0.025 R)
• M8: 7,759,941 km (0.045 R)
• M9: 8,661,866 km (0.096 R)
• M10: 9,548,982 km (0.076 R)
• M11: 13,715,881 km (0.095 R)
• M12: 19,164,834 km (0.108 R)
• M13: 23,457,993 km (0.096 R)
• M14: 24,623,959 km (0.114 R)
• M15: 27,922,143 km (0.119 R)
• M16: 28,441,098 km (0.112 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 17,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit