🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.1

Radius: 10.9

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.6 AU - 2.1 AU

Year: 1625 Days

Day: 7.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,348,858 km

• M1: 135,984 km (0.108 R)
• M2: 478,264 km (0.101 R)
• M3: 1,012,030 km (0.04 R)
• M4: 1,495,380 km (0.083 R)
• M5: 2,165,280 km (0.109 R)
• M6: 3,534,549 km (0.061 R)
• M7: 4,174,678 km (0.054 R)
• M8: 6,541,017 km (0.109 R)
• M9: 7,395,221 km (0.12 R)
• M10: 7,820,528 km (0.095 R)
• M11: 8,473,822 km (0.086 R)
• M12: 9,889,466 km (0.092 R)
• M13: 10,476,638 km (0.102 R)
• M14: 13,142,622 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.9

Radius: 11.6

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.33 AU - 3.07 AU

Year: 2865 Days

Day: 6.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,348,858 km

• M1: 144,212 km (0.114 R)
• M2: 632,949 km (0.101 R)
• M3: 1,002,306 km (0.07 R)
• M4: 1,656,348 km (0.093 R)
• M5: 2,368,433 km (0.081 R)
• M6: 3,339,473 km (0.119 R)
• M7: 3,870,995 km (0.052 R)
• M8: 4,868,364 km (0.105 R)
• M9: 5,932,154 km (0.095 R)
• M10: 7,062,665 km (0.028 R)
• M11: 8,423,557 km (0.053 R)
• M12: 9,849,225 km (0.113 R)
• M13: 10,764,016 km (0.114 R)
• M14: 11,242,130 km (0.076 R)
• M15: 15,133,321 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.2

Radius: 11.5

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.78 AU - 3.04 AU

Year: 3205 Days

Day: 12.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,348,858 km

• M1: 143,165 km (0.113 R)
• M2: 526,884 km (0.081 R)
• M3: 923,468 km (0.096 R)
• M4: 1,406,370 km (0.054 R)
• M5: 1,961,976 km (0.064 R)
• M6: 3,553,099 km (0.12 R)
• M7: 4,698,869 km (0.107 R)
• M8: 6,204,123 km (0.083 R)
• M9: 7,676,465 km (0.07 R)
• M10: 8,478,609 km (0.097 R)
• M11: 10,069,433 km (0.1 R)
• M12: 13,481,162 km (0.11 R)
• M13: 15,494,749 km (0.106 R)
• M14: 17,131,200 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.2

Radius: 4.9

Gravity: 38.7 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 9.25 AU - 10.27 AU

Year: 19687 Days

Day: 19.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,348,858 km

• M1: 61,784 km (0.084 R)
• M2: 414,984 km (0.062 R)
• M3: 1,009,636 km (0.077 R)
• M4: 1,346,830 km (0.106 R)
• M5: 4,177,969 km (0.107 R)
• M6: 5,593,764 km (0.072 R)
• M7: 7,059,374 km (0.057 R)
• M8: 12,460,605 km (0.058 R)
• M9: 21,285,982 km (0.073 R)
• M10: 23,039,568 km (0.075 R)
• M11: 23,897,213 km (0.025 R)
• M12: 24,664,949 km (0.074 R)
• M13: 26,249,340 km (0.084 R)
• M14: 29,245,187 km (0.117 R)
• M15: 36,911,779 km (0.109 R)
• M16: 40,504,521 km (0.079 R)
• M17: 41,909,843 km (0.084 R)
• M18: 46,320,138 km (0.05 R)
• M19: 46,658,529 km (0.112 R)
• M20: 50,491,376 km (0.045 R)
• M21: 73,979,289 km (0.088 R)
• M22: 76,546,687 km (0.094 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 17,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit