🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.9

Radius: 10.5

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.62 AU - 0.76 AU

Year: 370 Days

Day: 10.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,559,489 km

• M1: 130,749 km (0.115 R)
• M2: 481,556 km (0.027 R)
• M3: 847,622 km (0.062 R)
• M4: 1,227,451 km (0.077 R)
• M5: 1,997,580 km (0.115 R)
• M6: 2,445,028 km (0.074 R)
• M7: 2,776,536 km (0.077 R)
• M8: 3,127,493 km (0.083 R)
• M9: 3,519,888 km (0.088 R)
• M10: 4,418,074 km (0.106 R)
• M11: 4,958,272 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.9

Radius: 12.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.72 AU - 0.78 AU

Year: 419 Days

Day: 13 Hours

Environment

Temp: -137 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,559,489 km

• M1: 152,739 km (0.056 R)
• M2: 552,615 km (0.084 R)
• M3: 1,115,252 km (0.1 R)
• M4: 1,840,203 km (0.068 R)
• M5: 2,280,769 km (0.109 R)
• M6: 3,060,174 km (0.084 R)
• M7: 3,603,663 km (0.082 R)
• M8: 4,160,167 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.8

Radius: 8.6

Gravity: 10.14 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.21 AU - 3.03 AU

Year: 2738 Days

Day: 13.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,559,489 km

• M1: 112,647 km (0.12 R)
• M2: 556,953 km (0.081 R)
• M3: 858,542 km (0.091 R)
• M4: 1,308,084 km (0.059 R)
• M5: 1,720,376 km (0.103 R)
• M6: 2,071,931 km (0.096 R)
• M7: 2,839,816 km (0.085 R)
• M8: 3,192,119 km (0.111 R)
• M9: 3,746,379 km (0.086 R)
• M10: 4,516,360 km (0.088 R)
• M11: 4,810,768 km (0.117 R)
• M12: 5,745,755 km (0.106 R)
• M13: 6,680,742 km (0.055 R)
• M14: 8,745,192 km (0.114 R)
• M15: 9,275,966 km (0.115 R)
• M16: 11,202,038 km (0.029 R)
• M17: 11,533,098 km (0.108 R)
• M18: 11,913,526 km (0.093 R)
• M19: 13,565,984 km (0.077 R)
• M20: 13,989,944 km (0.076 R)
• M21: 14,963,976 km (0.067 R)
• M22: 17,100,682 km (0.089 R)
• M23: 18,614,164 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.3

Radius: 13.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.08 AU - 3.28 AU

Year: 3661 Days

Day: 13 Hours

Environment

Temp: -197 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,559,489 km

• M1: 170,242 km (0.113 R)
• M2: 700,118 km (0.065 R)
• M3: 1,617,153 km (0.066 R)
• M4: 2,355,867 km (0.077 R)
• M5: 4,147,003 km (0.114 R)
• M6: 4,771,574 km (0.086 R)
• M7: 5,895,951 km (0.12 R)
• M8: 8,849,163 km (0.062 R)
• M9: 11,663,996 km (0.087 R)
• M10: 12,116,530 km (0.115 R)
• M11: 12,580,732 km (0.116 R)
• M12: 13,348,319 km (0.111 R)
• M13: 15,242,976 km (0.102 R)
• M14: 16,620,922 km (0.116 R)
• M15: 17,722,411 km (0.108 R)
• M16: 19,687,080 km (0.118 R)
• M17: 20,135,425 km (0.081 R)
• M18: 21,387,110 km (0.12 R)
• M19: 22,066,434 km (0.032 R)
• M20: 22,620,245 km (0.082 R)
• M21: 23,325,450 km (0.091 R)
• M22: 23,755,543 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.5

Radius: 4.6

Gravity: 46.9 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.21 AU - 7.29 AU

Year: 10089 Days

Day: 23.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,559,489 km

• M1: 57,146 km (0.092 R)
• M2: 486,791 km (0.118 R)
• M3: 1,499,569 km (0.109 R)
• M4: 1,744,610 km (0.092 R)
• M5: 1,962,874 km (0.05 R)
• M6: 2,621,254 km (0.071 R)
• M7: 3,290,256 km (0.077 R)
• M8: 3,467,529 km (0.04 R)
• M9: 4,037,796 km (0.094 R)
• M10: 4,481,803 km (0.057 R)
• M11: 4,892,449 km (0.071 R)
• M12: 5,898,345 km (0.086 R)
• M13: 6,788,602 km (0.101 R)
• M14: 8,356,387 km (0.117 R)
• M15: 9,887,372 km (0.111 R)
• M16: 10,857,065 km (0.056 R)
• M17: 11,888,692 km (0.115 R)
• M18: 13,427,456 km (0.116 R)
• M19: 13,946,561 km (0.118 R)
• M20: 14,614,216 km (0.116 R)
• M21: 15,233,102 km (0.065 R)
• M22: 15,941,000 km (0.111 R)
• M23: 16,522,935 km (0.056 R)
• M24: 17,883,977 km (0.108 R)
• M25: 19,729,416 km (0.118 R)
• M26: 23,888,087 km (0.113 R)
• M27: 24,171,725 km (0.094 R)
• M28: 25,722,905 km (0.056 R)
• M29: 29,670,344 km (0.119 R)
• M30: 35,947,172 km (0.078 R)
• M31: 37,072,447 km (0.088 R)
• M32: 39,789,443 km (0.103 R)
• M33: 40,321,563 km (0.113 R)
• M34: 43,473,590 km (0.07 R)
• M35: 47,081,891 km (0.092 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 19,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit