🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 10.3

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.76 AU - 1.14 AU

Year: 589 Days

Day: 8.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,052,074 km

• M1: 128,056 km (0.025 R)
• M2: 451,187 km (0.109 R)
• M3: 831,914 km (0.12 R)
• M4: 1,344,137 km (0.119 R)
• M5: 2,923,292 km (0.078 R)
• M6: 3,450,475 km (0.081 R)
• M7: 3,946,093 km (0.056 R)
• M8: 4,770,826 km (0.091 R)
• M9: 5,224,406 km (0.115 R)
• M10: 5,723,615 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729

Radius: 9.9

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.97 AU - 2.15 AU

Year: 1880 Days

Day: 5.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,052,074 km

• M1: 123,568 km (0.105 R)
• M2: 443,857 km (0.042 R)
• M3: 755,020 km (0.045 R)
• M4: 1,213,388 km (0.055 R)
• M5: 1,725,462 km (0.089 R)
• M6: 2,224,670 km (0.068 R)
• M7: 2,702,934 km (0.093 R)
• M8: 3,216,504 km (0.094 R)
• M9: 4,013,860 km (0.082 R)
• M10: 4,419,420 km (0.055 R)
• M11: 5,068,077 km (0.091 R)
• M12: 5,496,226 km (0.087 R)
• M13: 8,130,495 km (0.047 R)
• M14: 8,561,037 km (0.098 R)
• M15: 8,910,049 km (0.075 R)
• M16: 9,841,146 km (0.085 R)
• M17: 10,259,572 km (0.104 R)
• M18: 12,251,617 km (0.105 R)
• M19: 12,654,484 km (0.069 R)
• M20: 14,623,042 km (0.06 R)
• M21: 15,492,804 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.2

Radius: 10.1

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.11 AU - 2.49 AU

Year: 2218 Days

Day: 5.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,052,074 km

• M1: 125,662 km (0.101 R)
• M2: 921,972 km (0.056 R)
• M3: 1,516,922 km (0.085 R)
• M4: 1,872,367 km (0.111 R)
• M5: 2,529,700 km (0.113 R)
• M6: 3,203,638 km (0.091 R)
• M7: 4,179,316 km (0.117 R)
• M8: 5,845,836 km (0.058 R)
• M9: 7,095,726 km (0.117 R)
• M10: 8,855,446 km (0.047 R)
• M11: 10,022,609 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.2

Radius: 8

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.07 AU - 2.65 AU

Year: 2305 Days

Day: 13.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,052,074 km

• M1: 99,483 km (0.083 R)
• M2: 356,941 km (0.095 R)
• M3: 927,357 km (0.107 R)
• M4: 1,565,991 km (0.107 R)
• M5: 2,113,668 km (0.071 R)
• M6: 2,507,560 km (0.107 R)
• M7: 2,963,833 km (0.084 R)
• M8: 4,275,208 km (0.105 R)
• M9: 5,008,238 km (0.099 R)
• M10: 5,913,005 km (0.079 R)
• M11: 8,015,005 km (0.082 R)
• M12: 8,298,044 km (0.059 R)
• M13: 10,105,935 km (0.098 R)
• M14: 10,403,186 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.3

Radius: 10

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.34 AU - 5.66 AU

Year: 8201 Days

Day: 9.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,052,074 km

• M1: 124,316 km (0.049 R)
• M2: 438,322 km (0.069 R)
• M3: 767,587 km (0.058 R)
• M4: 1,656,796 km (0.044 R)
• M5: 2,390,574 km (0.043 R)
• M6: 4,492,723 km (0.062 R)
• M7: 5,118,192 km (0.082 R)
• M8: 7,123,851 km (0.112 R)
• M9: 8,855,446 km (0.059 R)
• M10: 9,338,348 km (0.119 R)
• M11: 11,232,257 km (0.106 R)
• M12: 14,105,134 km (0.098 R)
• M13: 18,914,556 km (0.083 R)
• M14: 19,343,453 km (0.104 R)
• M15: 21,387,260 km (0.059 R)
• M16: 21,785,938 km (0.078 R)
• M17: 23,150,869 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.8

Radius: 3.3

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.09 AU - 6.51 AU

Year: 10054 Days

Day: 24.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,052,074 km

• M1: 41,887 km (0.1 R)
• M2: 275,110 km (0.106 R)
• M3: 838,646 km (0.096 R)
• M4: 1,072,467 km (0.079 R)
• M5: 1,560,306 km (0.053 R)
• M6: 1,730,847 km (0.096 R)
• M7: 2,167,374 km (0.116 R)
• M8: 3,410,831 km (0.054 R)
• M9: 4,832,759 km (0.106 R)
• M10: 5,437,733 km (0.114 R)
• M11: 6,795,932 km (0.101 R)
• M12: 6,923,838 km (0.045 R)
• M13: 7,118,615 km (0.117 R)
• M14: 8,660,370 km (0.053 R)
• M15: 9,155,390 km (0.102 R)
• M16: 10,538,721 km (0.096 R)
• M17: 10,839,862 km (0.067 R)
• M18: 11,190,968 km (0.102 R)
• M19: 12,384,609 km (0.061 R)
• M20: 14,382,638 km (0.092 R)
• M21: 16,643,362 km (0.051 R)
• M22: 18,688,813 km (0.057 R)
• M23: 19,320,864 km (0.098 R)
• M24: 19,577,724 km (0.103 R)
• M25: 20,229,522 km (0.071 R)
• M26: 23,198,142 km (0.118 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 11,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit