🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.3

Radius: 11.4

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.66 AU - 0.8 AU

Year: 431 Days

Day: 13.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,400,110 km

• M1: 141,819 km (0.095 R)
• M2: 597,344 km (0.105 R)
• M3: 969,245 km (0.12 R)
• M4: 1,358,797 km (0.034 R)
• M5: 1,772,585 km (0.119 R)
• M6: 2,315,027 km (0.035 R)
• M7: 2,800,323 km (0.042 R)
• M8: 3,552,800 km (0.057 R)
• M9: 4,435,278 km (0.086 R)
• M10: 5,267,042 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.5

Radius: 8.4

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.86 AU - 0.88 AU

Year: 560 Days

Day: 5.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 91,400,110 km

• M1: 104,868 km (0.057 R)
• M2: 467,793 km (0.112 R)
• M3: 1,102,536 km (0.085 R)
• M4: 1,387,670 km (0.044 R)
• M5: 1,953,299 km (0.106 R)
• M6: 2,233,945 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397

Radius: 9.5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.63 AU - 2.63 AU

Year: 2146 Days

Day: 10.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 91,400,110 km

• M1: 118,182 km (0.117 R)
• M2: 482,902 km (0.112 R)
• M3: 797,656 km (0.102 R)
• M4: 1,537,268 km (0.039 R)
• M5: 4,220,754 km (0.088 R)
• M6: 4,644,116 km (0.11 R)
• M7: 5,354,257 km (0.096 R)
• M8: 6,329,486 km (0.042 R)
• M9: 7,228,868 km (0.081 R)
• M10: 7,667,489 km (0.08 R)
• M11: 8,123,763 km (0.096 R)
• M12: 8,628,356 km (0.086 R)
• M13: 9,059,348 km (0.04 R)
• M14: 10,166,372 km (0.115 R)
• M15: 10,473,945 km (0.049 R)
• M16: 13,003,047 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.2

Radius: 14.8

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.61 AU - 5.95 AU

Year: 7214 Days

Day: 13.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,400,110 km

• M1: 184,005 km (0.11 R)
• M2: 658,530 km (0.079 R)
• M3: 1,199,027 km (0.091 R)
• M4: 1,829,881 km (0.073 R)
• M5: 2,696,502 km (0.114 R)
• M6: 3,343,512 km (0.085 R)
• M7: 3,889,993 km (0.118 R)
• M8: 6,833,332 km (0.065 R)
• M9: 8,721,556 km (0.097 R)
• M10: 11,393,823 km (0.091 R)
• M11: 12,394,932 km (0.037 R)
• M12: 13,402,324 km (0.101 R)
• M13: 13,979,173 km (0.094 R)
• M14: 14,737,335 km (0.099 R)
• M15: 16,395,328 km (0.088 R)
• M16: 16,873,892 km (0.119 R)
• M17: 19,275,686 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.6

Radius: 3.4

Gravity: 76.44 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 9.23 AU - 11.59 AU

Year: 23184 Days

Day: 20 Hours

Environment

Temp: -233 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,400,110 km

• M1: 42,336 km (0.106 R)
• M2: 151,094 km (0.088 R)
• M3: 499,058 km (0.028 R)
• M4: 829,371 km (0.117 R)
• M5: 950,246 km (0.081 R)
• M6: 2,026,303 km (0.117 R)
• M7: 2,816,928 km (0.113 R)
• M8: 4,060,834 km (0.078 R)
• M9: 5,337,502 km (0.118 R)
• M10: 5,758,620 km (0.089 R)
• M11: 7,105,001 km (0.066 R)
• M12: 8,038,642 km (0.09 R)
• M13: 9,710,099 km (0.103 R)
• M14: 10,019,916 km (0.105 R)
• M15: 12,593,747 km (0.069 R)
• M16: 14,507,852 km (0.062 R)
• M17: 16,345,363 km (0.092 R)
• M18: 22,669,164 km (0.095 R)
• M19: 23,767,362 km (0.083 R)
• M20: 25,714,827 km (0.111 R)
• M21: 27,151,864 km (0.058 R)
• M22: 31,243,964 km (0.101 R)
• M23: 35,728,310 km (0.042 R)
• M24: 36,021,970 km (0.084 R)
• M25: 38,738,219 km (0.116 R)
• M26: 39,203,768 km (0.064 R)
• M27: 40,146,234 km (0.117 R)
• M28: 42,076,047 km (0.112 R)
• M29: 45,600,423 km (0.102 R)
• M30: 47,169,256 km (0.045 R)
• M31: 47,877,901 km (0.085 R)
• M32: 51,527,939 km (0.113 R)
• M33: 57,143,395 km (0.088 R)
• M34: 58,761,146 km (0.085 R)
• M35: 63,582,237 km (0.085 R)
• M36: 80,869,767 km (0.115 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: 407 - 11,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit