🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.5

Radius: 14.6

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.67 AU - 0.71 AU

Year: 370 Days

Day: 6.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,481,766 km

• M1: 182,958 km (0.084 R)
• M2: 812,316 km (0.119 R)
• M3: 1,271,432 km (0.101 R)
• M4: 1,803,402 km (0.03 R)
• M5: 2,485,120 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.3

Radius: 9.7

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.87 AU - 0.93 AU

Year: 551 Days

Day: 7.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,481,766 km

• M1: 120,875 km (0.098 R)
• M2: 457,919 km (0.08 R)
• M3: 879,785 km (0.118 R)
• M4: 1,382,284 km (0.053 R)
• M5: 1,795,773 km (0.036 R)
• M6: 2,177,696 km (0.111 R)
• M7: 3,166,987 km (0.027 R)
• M8: 3,879,372 km (0.063 R)
• M9: 4,507,982 km (0.113 R)
• M10: 4,838,893 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.6

Radius: 12.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.68 AU - 4.92 AU

Year: 5757 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,481,766 km

• M1: 162,164 km (0.109 R)
• M2: 821,442 km (0.116 R)
• M3: 1,314,965 km (0.107 R)
• M4: 2,597,468 km (0.09 R)
• M5: 3,065,560 km (0.117 R)
• M6: 3,505,677 km (0.111 R)
• M7: 4,564,979 km (0.065 R)
• M8: 6,068,587 km (0.056 R)
• M9: 8,290,116 km (0.116 R)
• M10: 10,645,534 km (0.075 R)
• M11: 11,904,400 km (0.103 R)
• M12: 15,803,220 km (0.082 R)
• M13: 21,982,061 km (0.051 R)
• M14: 23,862,207 km (0.057 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.7

Radius: 5.3

Gravity: 22.63 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.18 AU - 6.44 AU

Year: 10234 Days

Day: 21 Hours

Environment

Temp: -218 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,481,766 km

• M1: 65,973 km (0.095 R)
• M2: 1,041,351 km (0.115 R)
• M3: 1,295,667 km (0.106 R)
• M4: 2,064,151 km (0.058 R)
• M5: 3,215,756 km (0.055 R)
• M6: 3,553,847 km (0.102 R)
• M7: 4,050,213 km (0.106 R)
• M8: 5,051,920 km (0.107 R)
• M9: 6,392,766 km (0.093 R)
• M10: 8,572,556 km (0.033 R)
• M11: 9,853,713 km (0.058 R)
• M12: 17,325,079 km (0.09 R)
• M13: 25,639,729 km (0.069 R)
• M14: 28,877,924 km (0.093 R)
• M15: 37,837,341 km (0.118 R)
• M16: 38,205,202 km (0.103 R)
• M17: 40,207,719 km (0.096 R)
• M18: 45,517,995 km (0.089 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 16,134 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit