🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.1

Radius: 9.4

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.97 AU - 1.59 AU

Year: 982 Days

Day: 6.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,963,113 km

• M1: 117,135 km (0.064 R)
• M2: 414,835 km (0.114 R)
• M3: 783,594 km (0.064 R)
• M4: 1,421,180 km (0.113 R)
• M5: 1,727,556 km (0.118 R)
• M6: 2,418,848 km (0.089 R)
• M7: 2,745,420 km (0.085 R)
• M8: 3,241,337 km (0.083 R)
• M9: 4,021,789 km (0.077 R)
• M10: 4,518,604 km (0.047 R)
• M11: 4,884,670 km (0.105 R)
• M12: 5,390,310 km (0.078 R)
• M13: 6,370,027 km (0.103 R)
• M14: 6,760,777 km (0.073 R)
• M15: 7,641,160 km (0.03 R)
• M16: 8,188,987 km (0.078 R)
• M17: 8,596,193 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.5

Radius: 14.2

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.1 AU - 1.72 AU

Year: 1136 Days

Day: 14.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,963,113 km

• M1: 176,675 km (0.071 R)
• M2: 619,186 km (0.044 R)
• M3: 1,270,385 km (0.099 R)
• M4: 1,814,024 km (0.097 R)
• M5: 2,275,084 km (0.094 R)
• M6: 2,757,687 km (0.094 R)
• M7: 3,468,277 km (0.052 R)
• M8: 4,174,678 km (0.116 R)
• M9: 4,957,973 km (0.086 R)
• M10: 5,895,802 km (0.088 R)
• M11: 7,125,047 km (0.065 R)
• M12: 7,718,353 km (0.109 R)
• M13: 8,197,066 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.6

Radius: 13.5

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.62 AU - 1.79 AU

Year: 1503 Days

Day: 14.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,963,113 km

• M1: 167,998 km (0.065 R)
• M2: 798,404 km (0.079 R)
• M3: 1,482,964 km (0.086 R)
• M4: 2,301,713 km (0.083 R)
• M5: 2,782,072 km (0.096 R)
• M6: 4,084,919 km (0.082 R)
• M7: 4,624,968 km (0.12 R)
• M8: 5,652,855 km (0.052 R)
• M9: 6,537,726 km (0.038 R)
• M10: 7,356,774 km (0.088 R)
• M11: 8,132,140 km (0.117 R)
• M12: 9,229,889 km (0.097 R)
• M13: 9,689,604 km (0.059 R)
• M14: 10,522,714 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.3

Radius: 7.9

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.19 AU - 7.11 AU

Year: 11631 Days

Day: 24 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,963,113 km

• M1: 100,231 km (0.12 R)
• M2: 354,846 km (0.103 R)
• M3: 711,487 km (0.048 R)
• M4: 1,115,551 km (0.1 R)
• M5: 1,622,987 km (0.069 R)
• M6: 2,582,209 km (0.09 R)
• M7: 3,349,048 km (0.116 R)
• M8: 3,850,948 km (0.056 R)
• M9: 4,489,133 km (0.081 R)
• M10: 8,869,508 km (0.09 R)
• M11: 11,123,798 km (0.064 R)
• M12: 11,728,024 km (0.116 R)
• M13: 12,238,452 km (0.079 R)
• M14: 13,672,348 km (0.098 R)
• M15: 18,038,212 km (0.108 R)
• M16: 19,103,798 km (0.106 R)
• M17: 21,611,357 km (0.072 R)
• M18: 22,464,963 km (0.05 R)
• M19: 24,421,703 km (0.107 R)
• M20: 25,914,241 km (0.064 R)
• M21: 27,764,617 km (0.094 R)
• M22: 33,051,555 km (0.054 R)
• M23: 34,991,690 km (0.115 R)
• M24: 39,600,800 km (0.117 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: 396 - 18,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit