🌌 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: 660.2

Radius: 14

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.73 AU - 0.97 AU

Year: 506 Days

Day: 7.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,071,134 km

• M1: 174,132 km (0.116 R)
• M2: 651,200 km (0.051 R)
• M3: 1,166,564 km (0.075 R)
• M4: 1,803,253 km (0.083 R)
• M5: 2,717,894 km (0.086 R)
• M6: 4,572,908 km (0.068 R)
• M7: 5,050,424 km (0.12 R)
• M8: 5,629,667 km (0.115 R)
• M9: 6,439,440 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.1

Radius: 8.7

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.78 AU - 0.98 AU

Year: 533 Days

Day: 5.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,071,134 km

• M1: 108,159 km (0.073 R)
• M2: 411,693 km (0.113 R)
• M3: 684,560 km (0.093 R)
• M4: 994,676 km (0.055 R)
• M5: 1,645,577 km (0.103 R)
• M6: 2,008,351 km (0.071 R)
• M7: 2,442,634 km (0.098 R)
• M8: 2,906,986 km (0.111 R)
• M9: 3,973,319 km (0.107 R)
• M10: 4,404,461 km (0.115 R)
• M11: 5,489,045 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.5

Radius: 10.6

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.05 AU - 1.07 AU

Year: 705 Days

Day: 15 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,071,134 km

• M1: 131,796 km (0.116 R)
• M2: 545,883 km (0.053 R)
• M3: 1,138,141 km (0.084 R)
• M4: 1,580,651 km (0.1 R)
• M5: 3,700,902 km (0.079 R)
• M6: 4,790,872 km (0.078 R)
• M7: 5,583,292 km (0.071 R)
• M8: 6,186,171 km (0.116 R)
• M9: 9,122,777 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 11.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.47 AU - 2.09 AU

Year: 1533 Days

Day: 10.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,071,134 km

• M1: 141,819 km (0.109 R)
• M2: 733,628 km (0.075 R)
• M3: 1,491,042 km (0.085 R)
• M4: 1,914,404 km (0.103 R)
• M5: 3,615,631 km (0.09 R)
• M6: 5,133,002 km (0.107 R)
• M7: 6,411,466 km (0.115 R)
• M8: 11,480,739 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.4

Radius: 7.3

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 10.69 AU - 11.91 AU

Year: 24526 Days

Day: 17.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,071,134 km

• M1: 164,857 km (0.117 R)
• M2: 739,911 km (0.1 R)
• M3: 1,102,088 km (0.106 R)
• M4: 1,629,570 km (0.102 R)
• M5: 2,604,649 km (0.117 R)
• M6: 3,647,794 km (0.095 R)
• M7: 12,045,022 km (0.116 R)
• M8: 12,920,768 km (0.045 R)
• M9: 18,609,826 km (0.113 R)
• M10: 23,262,618 km (0.042 R)
• M11: 30,005,294 km (0.032 R)
• M12: 32,578,826 km (0.083 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 10,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit