🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.9

Radius: 14.3

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.67 AU - 0.77 AU

Year: 429 Days

Day: 15 Hours

Environment

Temp: -159 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,456,751 km

• M1: 178,021 km (0.108 R)
• M2: 655,538 km (0.12 R)
• M3: 1,208,601 km (0.088 R)
• M4: 2,085,095 km (0.112 R)
• M5: 2,548,549 km (0.096 R)
• M6: 3,024,869 km (0.078 R)
• M7: 3,852,893 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853

Radius: 13.3

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.74 AU - 1 AU

Year: 570 Days

Day: 5.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,456,751 km

• M1: 165,754 km (0.094 R)
• M2: 633,248 km (0.119 R)
• M3: 1,094,308 km (0.082 R)
• M4: 1,740,272 km (0.11 R)
• M5: 2,600,011 km (0.054 R)
• M6: 3,645,401 km (0.089 R)
• M7: 4,580,687 km (0.077 R)
• M8: 5,312,370 km (0.112 R)
• M9: 5,836,411 km (0.04 R)
• M10: 6,759,131 km (0.076 R)
• M11: 7,266,717 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.1

Radius: 11.3

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.15 AU - 1.53 AU

Year: 1090 Days

Day: 10.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,456,751 km

• M1: 140,622 km (0.106 R)
• M2: 506,688 km (0.07 R)
• M3: 975,229 km (0.091 R)
• M4: 1,376,450 km (0.073 R)
• M5: 1,732,792 km (0.093 R)
• M6: 2,191,310 km (0.094 R)
• M7: 2,884,546 km (0.091 R)
• M8: 3,590,498 km (0.08 R)
• M9: 3,954,620 km (0.041 R)
• M10: 4,327,567 km (0.064 R)
• M11: 5,271,979 km (0.087 R)
• M12: 6,286,402 km (0.055 R)
• M13: 6,774,839 km (0.119 R)
• M14: 7,899,964 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.1

Radius: 5.7

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 8.59 AU - 8.65 AU

Year: 17790 Days

Day: 24.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,456,751 km

• M1: 71,059 km (0.088 R)
• M2: 367,861 km (0.051 R)
• M3: 1,360,593 km (0.115 R)
• M4: 2,185,625 km (0.115 R)
• M5: 3,079,023 km (0.102 R)
• M6: 3,381,211 km (0.096 R)
• M7: 4,825,429 km (0.112 R)
• M8: 6,315,573 km (0.076 R)
• M9: 8,962,259 km (0.077 R)
• M10: 9,843,839 km (0.104 R)
• M11: 13,286,984 km (0.033 R)
• M12: 20,615,335 km (0.119 R)
• M13: 22,052,372 km (0.064 R)
• M14: 25,024,283 km (0.085 R)
• M15: 26,346,279 km (0.091 R)
• M16: 28,907,993 km (0.08 R)
• M17: 33,904,413 km (0.115 R)
• M18: 37,711,978 km (0.091 R)
• M19: 47,072,017 km (0.107 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: 167 - 10,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit