🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.6

Radius: 12.3

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.53 AU - 0.69 AU

Year: 323 Days

Day: 12 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,213,439 km

• M1: 153,039 km (0.091 R)
• M2: 593,754 km (0.115 R)
• M3: 1,051,972 km (0.112 R)
• M4: 1,927,718 km (0.081 R)
• M5: 2,406,431 km (0.057 R)
• M6: 2,872,429 km (0.087 R)
• M7: 3,353,087 km (0.115 R)
• M8: 3,962,848 km (0.088 R)
• M9: 4,382,470 km (0.099 R)
• M10: 5,265,396 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.7

Radius: 10.1

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.58 AU - 0.86 AU

Year: 414 Days

Day: 6.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,213,439 km

• M1: 127,757 km (0.113 R)
• M2: 484,099 km (0.119 R)
• M3: 1,205,011 km (0.119 R)
• M4: 1,705,565 km (0.099 R)
• M5: 2,085,843 km (0.105 R)
• M6: 2,889,932 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.9

Radius: 14.4

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.63 AU - 5.97 AU

Year: 7133 Days

Day: 10.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,213,439 km

• M1: 179,517 km (0.109 R)
• M2: 671,096 km (0.105 R)
• M3: 1,132,456 km (0.093 R)
• M4: 1,775,727 km (0.119 R)
• M5: 3,115,076 km (0.119 R)
• M6: 4,114,989 km (0.077 R)
• M7: 4,846,223 km (0.119 R)
• M8: 6,534,136 km (0.048 R)
• M9: 7,926,443 km (0.09 R)
• M10: 9,783,850 km (0.07 R)
• M11: 11,039,425 km (0.094 R)
• M12: 11,550,003 km (0.093 R)
• M13: 12,399,868 km (0.101 R)
• M14: 13,291,023 km (0.092 R)
• M15: 14,284,203 km (0.092 R)
• M16: 15,076,623 km (0.113 R)
• M17: 16,418,516 km (0.119 R)
• M18: 21,390,700 km (0.101 R)
• M19: 22,836,414 km (0.108 R)
• M20: 24,346,455 km (0.099 R)
• M21: 24,864,363 km (0.056 R)
• M22: 26,734,935 km (0.107 R)
• M23: 27,378,954 km (0.084 R)
• M24: 32,595,282 km (0.089 R)
• M25: 34,616,349 km (0.104 R)
• M26: 37,173,126 km (0.064 R)
• M27: 39,260,166 km (0.112 R)
• M28: 39,734,242 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.7

Radius: 7.4

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.98 AU - 9.54 AU

Year: 19112 Days

Day: 24.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,213,439 km

• M1: 104,419 km (0.064 R)
• M2: 508,932 km (0.05 R)
• M3: 753,973 km (0.108 R)
• M4: 1,388,717 km (0.105 R)
• M5: 2,808,401 km (0.098 R)
• M6: 3,845,862 km (0.034 R)
• M7: 4,643,069 km (0.043 R)
• M8: 5,505,950 km (0.076 R)
• M9: 5,829,979 km (0.066 R)
• M10: 6,650,523 km (0.101 R)
• M11: 7,399,410 km (0.069 R)
• M12: 9,458,774 km (0.078 R)
• M13: 11,027,009 km (0.067 R)
• M14: 12,552,309 km (0.077 R)
• M15: 13,401,576 km (0.096 R)
• M16: 17,269,877 km (0.098 R)
• M17: 18,588,433 km (0.092 R)
• M18: 22,635,654 km (0.108 R)
• M19: 27,467,216 km (0.12 R)
• M20: 28,294,343 km (0.037 R)
• M21: 41,064,616 km (0.06 R)
• M22: 42,457,820 km (0.085 R)
• M23: 47,497,623 km (0.11 R)
• M24: 49,032,198 km (0.057 R)
• M25: 51,306,834 km (0.025 R)
• M26: 52,020,565 km (0.108 R)
• M27: 52,741,029 km (0.033 R)
• M28: 53,467,925 km (0.114 R)
• M29: 56,632,518 km (0.081 R)
• M30: 57,778,587 km (0.082 R)
• M31: 58,939,915 km (0.082 R)
• M32: 59,722,911 km (0.067 R)
• M33: 61,309,396 km (0.114 R)
• M34: 61,710,468 km (0.116 R)
• M35: 77,105,735 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.7

Radius: 4.2

Gravity: 26.06 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.77 AU - 12.35 AU

Year: 21642 Days

Day: 21.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,213,439 km

• M1: 61,036 km (0.076 R)
• M2: 482,154 km (0.11 R)
• M3: 799,301 km (0.049 R)
• M4: 1,543,401 km (0.054 R)
• M5: 2,573,682 km (0.074 R)
• M6: 2,983,730 km (0.073 R)
• M7: 3,138,414 km (0.103 R)
• M8: 3,902,111 km (0.112 R)
• M9: 6,234,940 km (0.105 R)
• M10: 6,970,962 km (0.115 R)
• M11: 9,250,085 km (0.091 R)
• M12: 11,853,088 km (0.093 R)
• M13: 12,439,811 km (0.116 R)
• M14: 17,429,349 km (0.065 R)
• M15: 19,588,345 km (0.084 R)
• M16: 25,913,792 km (0.117 R)
• M17: 27,010,943 km (0.053 R)
• M18: 32,837,780 km (0.057 R)
• M19: 35,040,010 km (0.09 R)
• M20: 39,305,793 km (0.106 R)
• M21: 55,401,627 km (0.069 R)
• M22: 65,282,117 km (0.102 R)
• M23: 69,583,954 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 15,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit