🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.2

Radius: 12.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.62 AU - 0.74 AU

Year: 387 Days

Day: 14.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,415,073 km

• M1: 160,519 km (0.034 R)
• M2: 561,590 km (0.05 R)
• M3: 1,139,936 km (0.096 R)
• M4: 1,565,691 km (0.083 R)
• M5: 1,973,645 km (0.113 R)
• M6: 2,445,177 km (0.058 R)
• M7: 3,202,442 km (0.093 R)
• M8: 3,825,218 km (0.073 R)
• M9: 4,284,184 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.3

Radius: 12.8

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.56 AU - 0.86 AU

Year: 413 Days

Day: 8.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (1)

Outer Limit: 23,415,073 km

• M1: 159,322 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.6

Radius: 9.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.31 AU - 1.67 AU

Year: 1255 Days

Day: 5.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,415,073 km

• M1: 117,135 km (0.11 R)
• M2: 413,189 km (0.09 R)
• M3: 873,053 km (0.094 R)
• M4: 1,203,964 km (0.089 R)
• M5: 1,564,495 km (0.092 R)
• M6: 2,072,080 km (0.084 R)
• M7: 2,607,341 km (0.088 R)
• M8: 2,944,385 km (0.098 R)
• M9: 3,692,823 km (0.072 R)
• M10: 4,417,176 km (0.095 R)
• M11: 4,762,448 km (0.118 R)
• M12: 5,072,864 km (0.112 R)
• M13: 5,753,684 km (0.073 R)
• M14: 6,086,240 km (0.113 R)
• M15: 6,876,565 km (0.094 R)
• M16: 7,184,438 km (0.112 R)
• M17: 8,042,830 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.5

Radius: 11.1

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.03 AU - 2.03 AU

Year: 1996 Days

Day: 8.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,415,073 km

• M1: 139,575 km (0.113 R)
• M2: 566,976 km (0.105 R)
• M3: 924,066 km (0.093 R)
• M4: 1,401,582 km (0.119 R)
• M5: 1,934,151 km (0.114 R)
• M6: 2,334,774 km (0.102 R)
• M7: 2,852,083 km (0.069 R)
• M8: 3,533,203 km (0.09 R)
• M9: 4,299,293 km (0.115 R)
• M10: 6,134,560 km (0.088 R)
• M11: 8,410,392 km (0.072 R)
• M12: 9,454,436 km (0.074 R)
• M13: 11,596,827 km (0.092 R)
• M14: 13,637,043 km (0.1 R)
• M15: 17,026,033 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.2

Radius: 11.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.97 AU - 2.53 AU

Year: 2330 Days

Day: 9.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,415,073 km

• M1: 142,417 km (0.107 R)
• M2: 586,274 km (0.075 R)
• M3: 1,112,559 km (0.047 R)
• M4: 1,800,410 km (0.11 R)
• M5: 2,404,187 km (0.099 R)
• M6: 2,909,379 km (0.051 R)
• M7: 3,454,963 km (0.087 R)
• M8: 4,168,395 km (0.092 R)
• M9: 5,151,403 km (0.116 R)
• M10: 6,017,724 km (0.066 R)
• M11: 7,222,136 km (0.103 R)
• M12: 8,279,943 km (0.039 R)
• M13: 10,320,608 km (0.111 R)
• M14: 10,960,587 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.6

Radius: 13.6

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.83 AU - 2.71 AU

Year: 2361 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,415,073 km

• M1: 169,195 km (0.092 R)
• M2: 676,033 km (0.11 R)
• M3: 1,141,133 km (0.09 R)
• M4: 1,728,903 km (0.119 R)
• M5: 2,216,442 km (0.104 R)
• M6: 2,690,518 km (0.115 R)
• M7: 3,752,064 km (0.101 R)
• M8: 4,960,815 km (0.075 R)
• M9: 5,781,958 km (0.096 R)
• M10: 6,414,906 km (0.105 R)
• M11: 7,480,941 km (0.056 R)
• M12: 9,780,559 km (0.118 R)
• M13: 10,261,666 km (0.066 R)
• M14: 11,191,566 km (0.099 R)
• M15: 12,865,267 km (0.096 R)
• M16: 13,534,119 km (0.09 R)
• M17: 15,136,313 km (0.094 R)
• M18: 17,020,049 km (0.115 R)
• M19: 18,602,196 km (0.094 R)

Asteroid Belt

Center: 3.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.1

Radius: 14.2

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.68 AU - 6.06 AU

Year: 7418 Days

Day: 8.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,415,073 km

• M1: 201,957 km (0.084 R)
• M2: 952,490 km (0.115 R)
• M3: 1,597,855 km (0.054 R)
• M4: 2,543,313 km (0.07 R)
• M5: 3,205,134 km (0.048 R)
• M6: 3,675,620 km (0.088 R)
• M7: 5,399,586 km (0.096 R)
• M8: 8,388,850 km (0.045 R)
• M9: 9,179,625 km (0.104 R)
• M10: 12,119,372 km (0.087 R)
• M11: 12,618,132 km (0.112 R)
• M12: 15,479,191 km (0.092 R)
• M13: 16,892,592 km (0.085 R)
• M14: 22,520,463 km (0.058 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: 162 - 10,312 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit