🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.7

Radius: 11.3

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.82 AU - 0.88 AU

Year: 498 Days

Day: 5.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,380,948 km

• M1: 140,622 km (0.088 R)
• M2: 625,618 km (0.106 R)
• M3: 1,256,622 km (0.114 R)
• M4: 2,327,144 km (0.075 R)
• M5: 3,172,971 km (0.083 R)
• M6: 3,629,544 km (0.084 R)
• M7: 4,199,063 km (0.106 R)
• M8: 4,997,766 km (0.065 R)
• M9: 5,721,071 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.4

Radius: 13

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.23 AU - 1.41 AU

Year: 964 Days

Day: 7 Hours

Environment

Temp: -175 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,380,948 km

• M1: 161,715 km (0.117 R)
• M2: 570,117 km (0.1 R)
• M3: 976,276 km (0.039 R)
• M4: 1,558,660 km (0.12 R)
• M5: 2,049,341 km (0.086 R)
• M6: 2,940,346 km (0.112 R)
• M7: 3,389,439 km (0.106 R)
• M8: 4,075,046 km (0.098 R)
• M9: 5,482,912 km (0.063 R)
• M10: 6,148,921 km (0.077 R)
• M11: 7,018,833 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.8

Radius: 14.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.12 AU - 2.38 AU

Year: 2146 Days

Day: 5.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,380,948 km

• M1: 182,809 km (0.071 R)
• M2: 669,002 km (0.06 R)
• M3: 1,265,748 km (0.109 R)
• M4: 1,749,547 km (0.12 R)
• M5: 2,385,488 km (0.114 R)
• M6: 3,810,407 km (0.062 R)
• M7: 4,367,959 km (0.1 R)
• M8: 5,002,254 km (0.106 R)
• M9: 5,893,408 km (0.09 R)
• M10: 8,053,751 km (0.055 R)
• M11: 9,901,584 km (0.12 R)
• M12: 10,368,329 km (0.08 R)
• M13: 11,698,553 km (0.035 R)
• M14: 13,182,864 km (0.114 R)
• M15: 15,305,358 km (0.108 R)
• M16: 16,673,431 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.2

Radius: 4.3

Gravity: 23.48 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.54 AU - 11.92 AU

Year: 22348 Days

Day: 19.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,380,948 km

• M1: 54,005 km (0.116 R)
• M2: 238,309 km (0.081 R)
• M3: 375,191 km (0.026 R)
• M4: 633,098 km (0.057 R)
• M5: 865,274 km (0.068 R)
• M6: 1,165,517 km (0.07 R)
• M7: 2,336,420 km (0.104 R)
• M8: 4,760,055 km (0.101 R)
• M9: 5,189,849 km (0.08 R)
• M10: 5,842,395 km (0.095 R)
• M11: 6,898,855 km (0.098 R)
• M12: 10,405,579 km (0.047 R)
• M13: 16,572,303 km (0.086 R)
• M14: 22,559,209 km (0.095 R)
• M15: 33,684,953 km (0.116 R)
• M16: 47,491,190 km (0.084 R)
• M17: 52,181,383 km (0.106 R)
• M18: 53,400,456 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 15,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit