🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.3

Radius: 8.3

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.72 AU - 0.74 AU

Year: 438 Days

Day: 6.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,481,781 km

• M1: 103,223 km (0.095 R)
• M2: 391,946 km (0.103 R)
• M3: 765,193 km (0.108 R)
• M4: 1,065,137 km (0.096 R)
• M5: 1,339,948 km (0.058 R)
• M6: 1,628,373 km (0.081 R)
• M7: 2,306,350 km (0.071 R)
• M8: 2,579,815 km (0.102 R)
• M9: 2,936,905 km (0.04 R)
• M10: 3,248,368 km (0.053 R)
• M11: 3,775,401 km (0.102 R)
• M12: 4,197,267 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.1

Radius: 8.9

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.49 AU - 1.81 AU

Year: 1490 Days

Day: 10.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,481,781 km

• M1: 110,702 km (0.113 R)
• M2: 406,009 km (0.095 R)
• M3: 784,790 km (0.096 R)
• M4: 1,065,286 km (0.062 R)
• M5: 1,449,005 km (0.052 R)
• M6: 1,768,247 km (0.043 R)
• M7: 2,100,205 km (0.058 R)
• M8: 2,616,916 km (0.093 R)
• M9: 3,956,714 km (0.1 R)
• M10: 4,376,935 km (0.111 R)
• M11: 6,193,950 km (0.096 R)
• M12: 8,143,958 km (0.101 R)
• M13: 8,825,377 km (0.032 R)
• M14: 9,353,158 km (0.059 R)
• M15: 10,369,526 km (0.059 R)
• M16: 10,886,985 km (0.116 R)
• M17: 11,241,382 km (0.033 R)
• M18: 12,161,409 km (0.119 R)
• M19: 13,736,525 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.6

Radius: 12.9

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.14 AU - 2.88 AU

Year: 2795 Days

Day: 7.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,481,781 km

• M1: 160,519 km (0.093 R)
• M2: 1,661,434 km (0.056 R)
• M3: 2,078,214 km (0.06 R)
• M4: 3,354,583 km (0.063 R)
• M5: 3,885,954 km (0.101 R)
• M6: 6,667,427 km (0.032 R)
• M7: 7,999,746 km (0.05 R)
• M8: 10,572,381 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.9

Radius: 13.6

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.35 AU - 2.73 AU

Year: 2846 Days

Day: 14.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 22,481,781 km

• M1: 169,195 km (0.12 R)
• M2: 608,265 km (0.06 R)
• M3: 1,046,138 km (0.065 R)
• M4: 1,718,281 km (0.1 R)
• M5: 2,229,607 km (0.093 R)
• M6: 3,216,803 km (0.074 R)
• M7: 3,682,501 km (0.082 R)
• M8: 4,301,238 km (0.057 R)
• M9: 4,988,640 km (0.101 R)
• M10: 6,100,900 km (0.103 R)
• M11: 7,467,178 km (0.091 R)
• M12: 8,497,309 km (0.104 R)
• M13: 9,848,327 km (0.044 R)
• M14: 11,380,359 km (0.062 R)
• M15: 12,026,921 km (0.084 R)
• M16: 14,460,429 km (0.115 R)
• M17: 15,374,622 km (0.119 R)
• M18: 16,762,591 km (0.105 R)
• M19: 18,407,569 km (0.07 R)
• M20: 19,058,769 km (0.107 R)
• M21: 21,622,876 km (0.057 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 19,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit