🌌 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: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.4

Radius: 13.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.65 AU - 0.77 AU

Year: 392 Days

Day: 7.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,976,658 km

• M1: 167,849 km (0.106 R)
• M2: 633,697 km (0.097 R)
• M3: 1,080,097 km (0.098 R)
• M4: 1,546,393 km (0.042 R)
• M5: 1,972,598 km (0.1 R)
• M6: 2,555,281 km (0.086 R)
• M7: 3,041,774 km (0.103 R)
• M8: 3,837,036 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.1

Radius: 10.2

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.71 AU - 0.75 AU

Year: 409 Days

Day: 11.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,976,658 km

• M1: 126,859 km (0.073 R)
• M2: 468,092 km (0.112 R)
• M3: 1,071,121 km (0.085 R)
• M4: 1,580,053 km (0.082 R)
• M5: 2,143,438 km (0.119 R)
• M6: 2,505,316 km (0.069 R)
• M7: 3,342,316 km (0.068 R)
• M8: 3,757,599 km (0.064 R)
• M9: 4,180,662 km (0.071 R)
• M10: 4,971,436 km (0.07 R)
• M11: 5,339,597 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446

Radius: 9.9

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.85 AU - 0.99 AU

Year: 579 Days

Day: 7.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,976,658 km

• M1: 123,119 km (0.055 R)
• M2: 604,226 km (0.066 R)
• M3: 912,547 km (0.111 R)
• M4: 1,287,589 km (0.103 R)
• M5: 1,705,715 km (0.067 R)
• M6: 2,064,750 km (0.1 R)
• M7: 2,416,604 km (0.055 R)
• M8: 2,777,135 km (0.055 R)
• M9: 3,397,667 km (0.113 R)
• M10: 4,122,020 km (0.118 R)
• M11: 4,899,330 km (0.108 R)
• M12: 5,298,457 km (0.059 R)
• M13: 5,788,690 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.8

Radius: 8.7

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.67 AU - 5.17 AU

Year: 6096 Days

Day: 7.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 24,976,658 km

• M1: 109,057 km (0.035 R)
• M2: 410,796 km (0.047 R)
• M3: 1,043,146 km (0.076 R)
• M4: 1,687,913 km (0.095 R)
• M5: 2,197,892 km (0.094 R)
• M6: 2,807,204 km (0.044 R)
• M7: 3,124,352 km (0.105 R)
• M8: 3,604,860 km (0.117 R)
• M9: 3,937,715 km (0.097 R)
• M10: 4,223,148 km (0.089 R)
• M11: 4,522,493 km (0.065 R)
• M12: 4,910,251 km (0.078 R)
• M13: 5,267,790 km (0.055 R)
• M14: 5,892,810 km (0.06 R)
• M15: 6,969,316 km (0.087 R)
• M16: 7,454,611 km (0.051 R)
• M17: 8,420,565 km (0.07 R)
• M18: 8,785,135 km (0.1 R)
• M19: 13,422,519 km (0.107 R)
• M20: 15,761,033 km (0.104 R)
• M21: 16,092,093 km (0.101 R)
• M22: 17,404,366 km (0.098 R)
• M23: 18,056,613 km (0.042 R)
• M24: 20,046,863 km (0.052 R)
• M25: 21,362,576 km (0.114 R)
• M26: 22,110,266 km (0.065 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 19,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit