🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.9

Radius: 9.7

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.72 AU - 1 AU

Year: 561 Days

Day: 6.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,921,905 km

• M1: 120,576 km (0.031 R)
• M2: 471,233 km (0.084 R)
• M3: 826,678 km (0.091 R)
• M4: 1,425,369 km (0.119 R)
• M5: 1,818,362 km (0.032 R)
• M6: 2,134,762 km (0.066 R)
• M7: 2,468,215 km (0.064 R)
• M8: 3,515,849 km (0.102 R)
• M9: 3,984,240 km (0.113 R)
• M10: 4,616,441 km (0.083 R)
• M11: 6,173,904 km (0.114 R)
• M12: 6,776,933 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.8

Radius: 11.4

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.86 AU - 0.94 AU

Year: 600 Days

Day: 12.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,921,905 km

• M1: 142,118 km (0.086 R)
• M2: 503,995 km (0.101 R)
• M3: 909,555 km (0.118 R)
• M4: 1,335,610 km (0.081 R)
• M5: 1,847,534 km (0.081 R)
• M6: 2,204,773 km (0.119 R)
• M7: 2,722,382 km (0.109 R)
• M8: 3,284,122 km (0.104 R)
• M9: 3,761,489 km (0.081 R)
• M10: 4,763,346 km (0.057 R)
• M11: 5,360,541 km (0.101 R)
• M12: 5,756,526 km (0.099 R)
• M13: 6,209,060 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.2

Radius: 15

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.18 AU - 1.22 AU

Year: 924 Days

Day: 6.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,921,905 km

• M1: 186,549 km (0.104 R)
• M2: 655,239 km (0.051 R)
• M3: 1,382,883 km (0.07 R)
• M4: 1,979,030 km (0.108 R)
• M5: 3,074,386 km (0.062 R)
• M6: 3,543,974 km (0.117 R)
• M7: 4,373,494 km (0.102 R)
• M8: 5,310,126 km (0.119 R)
• M9: 5,826,687 km (0.084 R)
• M10: 6,442,731 km (0.115 R)
• M11: 6,938,798 km (0.07 R)
• M12: 7,582,518 km (0.103 R)
• M13: 8,188,090 km (0.093 R)
• M14: 9,157,035 km (0.094 R)
• M15: 9,640,536 km (0.06 R)
• M16: 10,111,170 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.6

Radius: 8

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.16 AU - 2.58 AU

Year: 2565 Days

Day: 8 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,921,905 km

• M1: 106,214 km (0.069 R)
• M2: 417,976 km (0.047 R)
• M3: 830,717 km (0.097 R)
• M4: 1,089,372 km (0.091 R)
• M5: 1,347,578 km (0.114 R)
• M6: 1,647,372 km (0.105 R)
• M7: 2,022,414 km (0.049 R)
• M8: 2,635,166 km (0.075 R)
• M9: 2,931,520 km (0.066 R)
• M10: 3,250,014 km (0.09 R)
• M11: 4,488,385 km (0.067 R)
• M12: 5,027,835 km (0.079 R)
• M13: 5,303,394 km (0.036 R)
• M14: 6,058,714 km (0.117 R)
• M15: 6,554,481 km (0.103 R)
• M16: 6,931,767 km (0.117 R)
• M17: 7,860,022 km (0.06 R)
• M18: 8,560,140 km (0.108 R)
• M19: 9,627,371 km (0.06 R)
• M20: 10,523,911 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.6

Radius: 12.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.14 AU - 2.72 AU

Year: 2663 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,921,905 km

• M1: 159,471 km (0.101 R)
• M2: 552,764 km (0.076 R)
• M3: 1,545,795 km (0.056 R)
• M4: 2,174,704 km (0.078 R)
• M5: 5,043,991 km (0.077 R)
• M6: 5,674,546 km (0.108 R)
• M7: 7,236,647 km (0.098 R)
• M8: 7,795,994 km (0.112 R)
• M9: 11,115,271 km (0.113 R)
• M10: 12,308,314 km (0.072 R)
• M11: 16,201,300 km (0.104 R)
• M12: 17,263,893 km (0.054 R)

Asteroid Belt

Center: 3.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.7

Radius: 9.2

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.5 AU - 5.3 AU

Year: 7624 Days

Day: 12.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 34,921,905 km

• M1: 114,442 km (0.047 R)
• M2: 769,531 km (0.09 R)
• M3: 1,254,977 km (0.085 R)
• M4: 1,619,547 km (0.097 R)
• M5: 1,950,008 km (0.043 R)
• M6: 2,275,982 km (0.062 R)
• M7: 2,786,410 km (0.064 R)
• M8: 3,546,816 km (0.101 R)
• M9: 3,915,874 km (0.089 R)
• M10: 4,387,556 km (0.031 R)
• M11: 5,008,686 km (0.114 R)
• M12: 5,474,384 km (0.077 R)
• M13: 6,459,337 km (0.119 R)
• M14: 7,632,783 km (0.114 R)
• M15: 9,806,440 km (0.045 R)
• M16: 11,598,772 km (0.098 R)
• M17: 12,572,355 km (0.059 R)
• M18: 13,655,144 km (0.054 R)
• M19: 16,442,452 km (0.082 R)
• M20: 18,272,034 km (0.047 R)
• M21: 18,957,192 km (0.1 R)
• M22: 19,306,204 km (0.113 R)
• M23: 22,799,015 km (0.099 R)
• M24: 23,512,746 km (0.117 R)
• M25: 24,405,247 km (0.09 R)
• M26: 28,021,776 km (0.099 R)
• M27: 29,488,732 km (0.117 R)
• M28: 30,431,199 km (0.073 R)
• M29: 30,813,721 km (0.102 R)
• M30: 31,784,162 km (0.108 R)
• M31: 32,079,169 km (0.107 R)
• M32: 34,817,558 km (0.081 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: 528 - 19,473 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit