🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.4

Radius: 11.5

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.51 AU - 0.77 AU

Year: 353 Days

Day: 13.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 25,191,382 km

• M1: 143,016 km (0.106 R)
• M2: 817,104 km (0.069 R)
• M3: 1,833,920 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.8

Radius: 9

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.6 AU - 0.8 AU

Year: 404 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,191,382 km

• M1: 111,899 km (0.036 R)
• M2: 427,850 km (0.095 R)
• M3: 720,015 km (0.094 R)
• M4: 1,074,861 km (0.11 R)
• M5: 1,476,980 km (0.096 R)
• M6: 2,071,781 km (0.11 R)
• M7: 2,629,183 km (0.062 R)
• M8: 2,949,322 km (0.102 R)
• M9: 3,307,459 km (0.104 R)
• M10: 3,838,981 km (0.087 R)
• M11: 4,324,575 km (0.099 R)
• M12: 4,680,768 km (0.09 R)
• M13: 5,121,184 km (0.075 R)
• M14: 5,976,136 km (0.109 R)
• M15: 6,362,547 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.5

Radius: 9.1

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.66 AU - 3.16 AU

Year: 3426 Days

Day: 10.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,191,382 km

• M1: 113,096 km (0.12 R)
• M2: 422,165 km (0.048 R)
• M3: 785,239 km (0.11 R)
• M4: 1,111,961 km (0.109 R)
• M5: 1,461,721 km (0.066 R)
• M6: 2,347,789 km (0.082 R)
• M7: 3,027,412 km (0.109 R)
• M8: 3,851,547 km (0.112 R)
• M9: 4,686,303 km (0.068 R)
• M10: 5,563,246 km (0.098 R)
• M11: 6,491,351 km (0.105 R)
• M12: 7,136,118 km (0.102 R)
• M13: 7,489,169 km (0.062 R)
• M14: 8,684,904 km (0.112 R)
• M15: 11,252,303 km (0.08 R)
• M16: 11,771,856 km (0.09 R)
• M17: 13,427,007 km (0.043 R)
• M18: 13,784,845 km (0.078 R)
• M19: 15,867,846 km (0.113 R)
• M20: 17,036,206 km (0.081 R)
• M21: 17,561,743 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226

Radius: 10.6

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.09 AU - 4.95 AU

Year: 6633 Days

Day: 5.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,191,382 km

• M1: 132,544 km (0.113 R)
• M2: 562,189 km (0.071 R)
• M3: 952,938 km (0.05 R)
• M4: 1,688,062 km (0.107 R)
• M5: 2,110,377 km (0.102 R)
• M6: 2,539,274 km (0.086 R)
• M7: 3,044,167 km (0.101 R)
• M8: 3,456,010 km (0.111 R)
• M9: 3,799,636 km (0.096 R)
• M10: 4,166,151 km (0.089 R)
• M11: 4,846,373 km (0.113 R)
• M12: 5,653,603 km (0.116 R)
• M13: 6,856,220 km (0.106 R)
• M14: 8,580,784 km (0.094 R)
• M15: 8,950,141 km (0.067 R)
• M16: 10,082,148 km (0.095 R)
• M17: 11,306,906 km (0.108 R)
• M18: 12,581,181 km (0.048 R)
• M19: 14,357,207 km (0.117 R)
• M20: 18,097,453 km (0.105 R)
• M21: 18,953,751 km (0.102 R)
• M22: 19,965,332 km (0.088 R)
• M23: 22,441,775 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 14,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit