🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.3

Radius: 10.9

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.32 AU - 1.88 AU

Year: 1350 Days

Day: 9.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,836,251 km

• M1: 135,536 km (0.084 R)
• M2: 503,696 km (0.079 R)
• M3: 1,065,885 km (0.087 R)
• M4: 1,573,022 km (0.084 R)
• M5: 2,145,084 km (0.089 R)
• M6: 2,796,433 km (0.118 R)
• M7: 3,199,300 km (0.082 R)
• M8: 4,845,026 km (0.092 R)
• M9: 5,300,552 km (0.057 R)
• M10: 5,784,501 km (0.099 R)
• M11: 6,467,266 km (0.049 R)
• M12: 6,891,974 km (0.096 R)
• M13: 7,308,754 km (0.117 R)
• M14: 8,424,754 km (0.098 R)
• M15: 8,780,797 km (0.119 R)
• M16: 10,206,764 km (0.114 R)
• M17: 10,957,446 km (0.12 R)
• M18: 12,002,985 km (0.117 R)
• M19: 12,569,213 km (0.057 R)
• M20: 12,917,327 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491

Radius: 12.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.89 AU - 2.17 AU

Year: 1929 Days

Day: 13.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 141.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,836,251 km

• M1: 159,322 km (0.088 R)
• M2: 610,210 km (0.096 R)
• M3: 1,092,962 km (0.069 R)
• M4: 1,754,783 km (0.092 R)
• M5: 2,327,593 km (0.056 R)
• M6: 2,979,690 km (0.102 R)
• M7: 3,649,739 km (0.087 R)
• M8: 4,456,521 km (0.105 R)
• M9: 5,163,520 km (0.115 R)
• M10: 7,712,817 km (0.104 R)
• M11: 8,285,478 km (0.059 R)
• M12: 8,917,230 km (0.061 R)
• M13: 10,379,549 km (0.086 R)
• M14: 11,808,807 km (0.106 R)
• M15: 12,377,279 km (0.078 R)
• M16: 12,805,727 km (0.084 R)

Asteroid Belt

Center: 2.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.2

Radius: 14.2

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.13 AU - 3.39 AU

Year: 3925 Days

Day: 11 Hours

Environment

Temp: -211 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,836,251 km

• M1: 176,825 km (0.074 R)
• M2: 645,216 km (0.083 R)
• M3: 1,108,371 km (0.067 R)
• M4: 5,894,605 km (0.088 R)
• M5: 6,468,911 km (0.05 R)
• M6: 8,348,908 km (0.079 R)
• M7: 8,963,306 km (0.102 R)
• M8: 9,803,298 km (0.105 R)
• M9: 14,349,129 km (0.082 R)
• M10: 16,879,577 km (0.04 R)
• M11: 21,180,515 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.6

Radius: 5.9

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.59 AU - 10.69 AU

Year: 16936 Days

Day: 17.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,836,251 km

• M1: 76,893 km (0.088 R)
• M2: 532,868 km (0.099 R)
• M3: 769,681 km (0.114 R)
• M4: 2,767,411 km (0.081 R)
• M5: 3,749,222 km (0.075 R)
• M6: 4,838,444 km (0.09 R)
• M7: 5,614,258 km (0.102 R)
• M8: 8,786,631 km (0.107 R)
• M9: 11,044,063 km (0.059 R)
• M10: 11,228,667 km (0.085 R)
• M11: 13,138,583 km (0.04 R)
• M12: 16,483,741 km (0.086 R)
• M13: 17,338,692 km (0.087 R)
• M14: 18,806,846 km (0.105 R)
• M15: 22,650,015 km (0.087 R)
• M16: 23,629,283 km (0.118 R)
• M17: 29,480,504 km (0.067 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 14,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit