🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.7

Radius: 14

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.49 AU - 0.81 AU

Year: 355 Days

Day: 14.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,885,672 km

• M1: 174,132 km (0.082 R)
• M2: 671,096 km (0.12 R)
• M3: 1,164,171 km (0.064 R)
• M4: 1,714,092 km (0.093 R)
• M5: 2,618,112 km (0.065 R)
• M6: 3,218,299 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.8

Radius: 10.8

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.66 AU - 0.8 AU

Year: 423 Days

Day: 7.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 29,885,672 km

• M1: 134,339 km (0.048 R)
• M2: 666,459 km (0.116 R)
• M3: 1,283,400 km (0.118 R)
• M4: 2,073,875 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.9

Radius: 13

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.51 AU - 1.57 AU

Year: 1296 Days

Day: 10.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 58.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,885,672 km

• M1: 161,715 km (0.106 R)
• M2: 639,830 km (0.09 R)
• M3: 1,109,567 km (0.059 R)
• M4: 1,956,890 km (0.107 R)
• M5: 2,624,246 km (0.071 R)
• M6: 3,660,510 km (0.108 R)
• M7: 5,531,830 km (0.111 R)
• M8: 7,060,272 km (0.113 R)
• M9: 8,234,016 km (0.097 R)
• M10: 9,563,044 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574

Radius: 12.3

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.44 AU - 2.34 AU

Year: 1762 Days

Day: 9.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,885,672 km

• M1: 153,039 km (0.043 R)
• M2: 667,207 km (0.106 R)
• M3: 1,309,580 km (0.066 R)
• M4: 3,157,861 km (0.076 R)
• M5: 4,174,379 km (0.098 R)
• M6: 4,951,989 km (0.1 R)
• M7: 5,441,623 km (0.079 R)
• M8: 6,057,367 km (0.104 R)
• M9: 6,795,633 km (0.068 R)
• M10: 8,721,705 km (0.078 R)
• M11: 11,638,864 km (0.103 R)
• M12: 12,780,296 km (0.061 R)
• M13: 14,078,506 km (0.084 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.1

Radius: 5.3

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.51 AU - 8.37 AU

Year: 15175 Days

Day: 17.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,885,672 km

• M1: 65,973 km (0.105 R)
• M2: 488,587 km (0.104 R)
• M3: 2,676,007 km (0.065 R)
• M4: 3,883,561 km (0.036 R)
• M5: 5,676,042 km (0.079 R)
• M6: 6,636,610 km (0.086 R)
• M7: 10,603,946 km (0.055 R)
• M8: 12,545,726 km (0.109 R)
• M9: 19,298,873 km (0.047 R)
• M10: 22,315,664 km (0.12 R)
• M11: 28,563,769 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 14,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit