🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.3

Radius: 8.4

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.83 AU - 0.99 AU

Year: 561 Days

Day: 13.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,827,998 km

• M1: 104,569 km (0.088 R)
• M2: 409,449 km (0.057 R)
• M3: 724,502 km (0.085 R)
• M4: 1,003,652 km (0.102 R)
• M5: 1,413,999 km (0.08 R)
• M6: 1,722,021 km (0.083 R)
• M7: 2,197,144 km (0.119 R)
• M8: 2,715,800 km (0.117 R)
• M9: 3,337,528 km (0.119 R)
• M10: 3,889,993 km (0.096 R)
• M11: 4,400,571 km (0.027 R)
• M12: 4,923,864 km (0.106 R)
• M13: 5,777,470 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.6

Radius: 12.4

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.76 AU - 1.14 AU

Year: 598 Days

Day: 9.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,827,998 km

• M1: 154,235 km (0.047 R)
• M2: 648,357 km (0.102 R)
• M3: 1,120,787 km (0.075 R)
• M4: 1,510,340 km (0.115 R)
• M5: 2,053,081 km (0.064 R)
• M6: 2,597,767 km (0.091 R)
• M7: 3,082,913 km (0.12 R)
• M8: 3,842,421 km (0.118 R)
• M9: 4,237,808 km (0.112 R)
• M10: 5,078,100 km (0.088 R)
• M11: 5,468,401 km (0.115 R)
• M12: 5,989,300 km (0.099 R)
• M13: 6,503,917 km (0.074 R)
• M14: 6,924,437 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.6

Radius: 13.4

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.91 AU - 1.41 AU

Year: 807 Days

Day: 7.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,827,998 km

• M1: 166,652 km (0.088 R)
• M2: 657,782 km (0.11 R)
• M3: 1,494,932 km (0.093 R)
• M4: 1,984,715 km (0.062 R)
• M5: 3,297,735 km (0.119 R)
• M6: 3,768,071 km (0.069 R)
• M7: 4,346,865 km (0.101 R)
• M8: 5,019,906 km (0.107 R)
• M9: 5,820,105 km (0.069 R)
• M10: 6,575,126 km (0.078 R)
• M11: 7,054,587 km (0.109 R)
• M12: 7,986,282 km (0.115 R)
• M13: 8,686,101 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.7

Radius: 14.9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.06 AU - 2.82 AU

Year: 2461 Days

Day: 7.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,827,998 km

• M1: 185,352 km (0.063 R)
• M2: 708,496 km (0.106 R)
• M3: 1,273,826 km (0.105 R)
• M4: 2,108,432 km (0.076 R)
• M5: 3,624,607 km (0.086 R)
• M6: 4,583,230 km (0.09 R)
• M7: 5,076,454 km (0.1 R)
• M8: 5,934,847 km (0.057 R)
• M9: 7,003,424 km (0.084 R)
• M10: 8,859,635 km (0.106 R)
• M11: 11,546,712 km (0.047 R)
• M12: 13,983,063 km (0.114 R)
• M13: 17,542,744 km (0.114 R)
• M14: 18,645,729 km (0.084 R)
• M15: 19,329,391 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.8

Radius: 10.2

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.64 AU - 4.06 AU

Year: 3959 Days

Day: 14.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,827,998 km

• M1: 141,370 km (0.078 R)
• M2: 1,537,866 km (0.091 R)
• M3: 1,976,936 km (0.026 R)
• M4: 2,382,196 km (0.099 R)
• M5: 2,729,413 km (0.112 R)
• M6: 3,476,954 km (0.087 R)
• M7: 4,336,244 km (0.072 R)
• M8: 4,795,360 km (0.112 R)
• M9: 5,308,929 km (0.073 R)
• M10: 5,648,217 km (0.104 R)
• M11: 6,395,758 km (0.085 R)
• M12: 7,428,432 km (0.111 R)
• M13: 7,853,888 km (0.062 R)
• M14: 8,265,731 km (0.109 R)
• M15: 11,982,191 km (0.1 R)
• M16: 13,798,010 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 8

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.65 AU - 4.35 AU

Year: 5165 Days

Day: 12.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,827,998 km

• M1: 100,081 km (0.118 R)
• M2: 365,617 km (0.08 R)
• M3: 652,546 km (0.116 R)
• M4: 988,842 km (0.073 R)
• M5: 1,777,522 km (0.103 R)
• M6: 2,464,176 km (0.083 R)
• M7: 6,059,911 km (0.098 R)
• M8: 6,782,019 km (0.094 R)
• M9: 7,214,806 km (0.066 R)
• M10: 7,989,125 km (0.1 R)
• M11: 8,739,956 km (0.039 R)
• M12: 9,013,571 km (0.097 R)
• M13: 9,702,170 km (0.093 R)
• M14: 11,646,793 km (0.091 R)
• M15: 12,026,472 km (0.095 R)
• M16: 12,414,230 km (0.068 R)
• M17: 12,961,160 km (0.096 R)
• M18: 19,017,330 km (0.079 R)
• M19: 19,279,426 km (0.098 R)
• M20: 21,819,897 km (0.072 R)
• M21: 24,037,236 km (0.097 R)
• M22: 24,808,413 km (0.075 R)
• M23: 26,157,337 km (0.093 R)
• M24: 27,055,822 km (0.108 R)
• M25: 27,974,802 km (0.07 R)
• M26: 28,484,631 km (0.084 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 16,288 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit