🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.2

Radius: 14.1

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.78 AU - 0.96 AU

Year: 550 Days

Day: 8.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,239,996 km

• M1: 175,329 km (0.046 R)
• M2: 680,820 km (0.081 R)
• M3: 1,123,031 km (0.105 R)
• M4: 1,708,408 km (0.042 R)
• M5: 2,269,250 km (0.073 R)
• M6: 2,865,248 km (0.098 R)
• M7: 3,331,694 km (0.116 R)
• M8: 3,849,004 km (0.062 R)
• M9: 4,304,380 km (0.116 R)
• M10: 4,873,450 km (0.111 R)
• M11: 5,408,113 km (0.045 R)
• M12: 6,500,626 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.8

Radius: 14.8

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.09 AU - 1.11 AU

Year: 782 Days

Day: 9.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,239,996 km

• M1: 184,005 km (0.065 R)
• M2: 656,884 km (0.061 R)
• M3: 1,308,981 km (0.114 R)
• M4: 1,841,101 km (0.094 R)
• M5: 2,972,510 km (0.074 R)
• M6: 3,629,843 km (0.09 R)
• M7: 4,130,098 km (0.095 R)
• M8: 5,969,703 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.9

Radius: 13.8

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.22 AU - 2.56 AU

Year: 2506 Days

Day: 14.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,239,996 km

• M1: 171,589 km (0.064 R)
• M2: 666,010 km (0.116 R)
• M3: 1,217,577 km (0.1 R)
• M4: 3,266,320 km (0.117 R)
• M5: 4,309,316 km (0.082 R)
• M6: 4,927,155 km (0.075 R)
• M7: 5,483,510 km (0.106 R)
• M8: 7,756,799 km (0.052 R)
• M9: 8,458,563 km (0.064 R)
• M10: 10,019,317 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.5

Radius: 8.8

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.1 AU - 3.28 AU

Year: 3864 Days

Day: 12.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,239,996 km

• M1: 110,702 km (0.11 R)
• M2: 534,812 km (0.117 R)
• M3: 828,772 km (0.036 R)
• M4: 1,243,607 km (0.099 R)
• M5: 2,069,387 km (0.101 R)
• M6: 2,373,669 km (0.083 R)
• M7: 2,983,879 km (0.09 R)
• M8: 3,674,124 km (0.101 R)
• M9: 4,829,169 km (0.051 R)
• M10: 5,835,514 km (0.079 R)
• M11: 6,880,604 km (0.109 R)
• M12: 7,768,468 km (0.083 R)
• M13: 8,222,348 km (0.047 R)
• M14: 8,620,129 km (0.077 R)
• M15: 12,279,592 km (0.099 R)
• M16: 13,285,189 km (0.054 R)
• M17: 14,036,469 km (0.085 R)
• M18: 14,710,258 km (0.095 R)
• M19: 18,345,486 km (0.04 R)
• M20: 19,530,451 km (0.095 R)
• M21: 20,369,994 km (0.103 R)
• M22: 21,914,143 km (0.077 R)
• M23: 22,539,014 km (0.049 R)
• M24: 24,263,727 km (0.101 R)
• M25: 25,082,776 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.9

Radius: 13.1

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.49 AU - 4.13 AU

Year: 5044 Days

Day: 5.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,239,996 km

• M1: 162,912 km (0.074 R)
• M2: 595,699 km (0.097 R)
• M3: 1,076,357 km (0.083 R)
• M4: 1,721,273 km (0.109 R)
• M5: 2,498,434 km (0.045 R)
• M6: 3,478,001 km (0.099 R)
• M7: 3,999,349 km (0.054 R)
• M8: 4,547,775 km (0.061 R)
• M9: 5,650,611 km (0.087 R)
• M10: 6,218,933 km (0.046 R)
• M11: 7,091,986 km (0.099 R)
• M12: 7,790,309 km (0.107 R)
• M13: 8,268,424 km (0.115 R)
• M14: 8,688,196 km (0.095 R)
• M15: 11,421,049 km (0.096 R)
• M16: 13,291,172 km (0.104 R)
• M17: 14,738,681 km (0.082 R)
• M18: 16,052,600 km (0.071 R)
• M19: 16,527,573 km (0.102 R)
• M20: 17,755,921 km (0.11 R)
• M21: 19,110,230 km (0.07 R)
• M22: 19,643,996 km (0.079 R)
• M23: 20,532,457 km (0.093 R)
• M24: 21,951,393 km (0.036 R)
• M25: 24,512,359 km (0.098 R)
• M26: 25,142,765 km (0.102 R)
• M27: 26,271,929 km (0.058 R)
• M28: 27,350,380 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.7

Radius: 5.4

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.51 AU - 9.09 AU

Year: 14775 Days

Day: 19.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,239,996 km

• M1: 72,106 km (0.078 R)
• M2: 254,915 km (0.113 R)
• M3: 518,506 km (0.11 R)
• M4: 861,534 km (0.12 R)
• M5: 1,079,049 km (0.067 R)
• M6: 1,583,493 km (0.092 R)
• M7: 1,912,758 km (0.079 R)
• M8: 2,529,550 km (0.069 R)
• M9: 3,458,104 km (0.075 R)
• M10: 4,831,263 km (0.115 R)
• M11: 7,949,930 km (0.105 R)
• M12: 10,093,518 km (0.079 R)
• M13: 10,292,034 km (0.088 R)
• M14: 10,748,308 km (0.088 R)
• M15: 12,310,409 km (0.115 R)
• M16: 13,592,014 km (0.055 R)
• M17: 13,895,398 km (0.103 R)
• M18: 16,554,650 km (0.064 R)
• M19: 17,040,095 km (0.08 R)
• M20: 18,039,708 km (0.096 R)
• M21: 30,478,621 km (0.119 R)
• M22: 32,592,290 km (0.09 R)
• M23: 35,141,437 km (0.119 R)
• M24: 42,281,893 km (0.083 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 16,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit