🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626

Radius: 8.6

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.73 AU - 0.77 AU

Year: 426 Days

Day: 10.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 11,902,845 km

• M1: 107,112 km (0.106 R)
• M2: 476,768 km (0.101 R)
• M3: 794,514 km (0.03 R)
• M4: 1,227,301 km (0.102 R)
• M5: 1,819,260 km (0.051 R)
• M6: 2,108,133 km (0.099 R)
• M7: 2,493,497 km (0.074 R)
• M8: 2,893,821 km (0.111 R)
• M9: 3,939,959 km (0.087 R)
• M10: 4,570,813 km (0.069 R)
• M11: 4,941,068 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.7

Radius: 10.6

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.66 AU - 0.94 AU

Year: 469 Days

Day: 14.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 11,902,845 km

• M1: 135,087 km (0.077 R)
• M2: 579,692 km (0.091 R)
• M3: 960,718 km (0.058 R)
• M4: 1,291,329 km (0.065 R)
• M5: 1,627,026 km (0.086 R)
• M6: 2,060,411 km (0.104 R)
• M7: 2,534,338 km (0.037 R)
• M8: 2,999,138 km (0.103 R)
• M9: 3,714,814 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.8

Radius: 9.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.67 AU - 0.95 AU

Year: 478 Days

Day: 6.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 11,902,845 km

• M1: 123,119 km (0.051 R)
• M2: 434,582 km (0.064 R)
• M3: 970,142 km (0.107 R)
• M4: 1,350,420 km (0.069 R)
• M5: 2,258,928 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.5

Radius: 12.4

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.42 AU - 1.7 AU

Year: 1278 Days

Day: 14.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 11,902,845 km

• M1: 159,172 km (0.079 R)
• M2: 1,105,229 km (0.101 R)
• M3: 1,638,246 km (0.109 R)
• M4: 2,316,972 km (0.089 R)
• M5: 3,837,485 km (0.116 R)
• M6: 4,781,447 km (0.087 R)
• M7: 5,942,327 km (0.111 R)
• M8: 7,844,464 km (0.101 R)
• M9: 10,892,371 km (0.093 R)
• M10: 12,322,377 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.1

Radius: 9.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.86 AU - 2.22 AU

Year: 1911 Days

Day: 11.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 11,902,845 km

• M1: 125,064 km (0.119 R)
• M2: 520,002 km (0.099 R)
• M3: 860,188 km (0.118 R)
• M4: 1,175,241 km (0.108 R)
• M5: 2,093,622 km (0.069 R)
• M6: 2,836,525 km (0.045 R)
• M7: 3,778,244 km (0.065 R)
• M8: 4,630,652 km (0.079 R)
• M9: 5,396,893 km (0.108 R)
• M10: 6,199,635 km (0.081 R)
• M11: 7,826,661 km (0.119 R)
• M12: 8,483,546 km (0.088 R)
• M13: 9,506,795 km (0.098 R)
• M14: 10,774,787 km (0.12 R)
• M15: 11,414,916 km (0.095 R)
• M16: 11,761,983 km (0.058 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 19,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit