🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946

Radius: 12.8

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.53 AU - 0.57 AU

Year: 272 Days

Day: 6.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,194,058 km

• M1: 159,172 km (0.067 R)
• M2: 595,998 km (0.064 R)
• M3: 1,157,588 km (0.1 R)
• M4: 1,576,014 km (0.078 R)
• M5: 1,990,250 km (0.12 R)
• M6: 2,496,190 km (0.057 R)
• M7: 2,975,950 km (0.084 R)
• M8: 3,585,412 km (0.1 R)
• M9: 4,136,680 km (0.074 R)
• M10: 4,661,769 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.2

Radius: 11

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.64 AU - 0.94 AU

Year: 468 Days

Day: 13.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 80.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,194,058 km

• M1: 136,882 km (0.108 R)
• M2: 521,797 km (0.036 R)
• M3: 883,375 km (0.089 R)
• M4: 1,380,489 km (0.092 R)
• M5: 1,787,246 km (0.087 R)
• M6: 2,527,007 km (0.101 R)
• M7: 2,916,560 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 8

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.23 AU - 4.41 AU

Year: 5988 Days

Day: 9.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,194,058 km

• M1: 101,128 km (0.112 R)
• M2: 423,212 km (0.066 R)
• M3: 695,032 km (0.063 R)
• M4: 1,153,250 km (0.089 R)
• M5: 1,526,646 km (0.1 R)
• M6: 1,895,704 km (0.108 R)
• M7: 2,245,165 km (0.094 R)
• M8: 2,795,984 km (0.103 R)
• M9: 3,933,227 km (0.12 R)
• M10: 4,580,238 km (0.087 R)
• M11: 6,395,907 km (0.103 R)
• M12: 8,039,988 km (0.06 R)
• M13: 8,301,335 km (0.107 R)
• M14: 9,652,503 km (0.09 R)
• M15: 13,089,365 km (0.054 R)
• M16: 14,468,657 km (0.109 R)
• M17: 15,136,911 km (0.101 R)
• M18: 15,421,446 km (0.045 R)
• M19: 16,475,064 km (0.061 R)
• M20: 17,142,121 km (0.07 R)
• M21: 18,080,548 km (0.076 R)
• M22: 18,336,510 km (0.071 R)
• M23: 19,251,451 km (0.079 R)
• M24: 19,585,503 km (0.117 R)
• M25: 20,334,091 km (0.109 R)
• M26: 23,519,777 km (0.112 R)
• M27: 27,611,129 km (0.109 R)
• M28: 28,293,146 km (0.075 R)
• M29: 28,725,185 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.3

Radius: 12

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.36 AU - 4.68 AU

Year: 6408 Days

Day: 9.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,194,058 km

• M1: 245,939 km (0.082 R)
• M2: 706,700 km (0.031 R)
• M3: 1,284,747 km (0.04 R)
• M4: 2,270,896 km (0.091 R)
• M5: 3,456,908 km (0.054 R)
• M6: 4,060,834 km (0.091 R)
• M7: 4,558,995 km (0.041 R)
• M8: 5,151,403 km (0.03 R)
• M9: 7,621,114 km (0.111 R)
• M10: 8,839,589 km (0.081 R)
• M11: 12,720,157 km (0.047 R)
• M12: 13,121,379 km (0.066 R)
• M13: 21,095,245 km (0.041 R)
• M14: 23,257,981 km (0.1 R)
• M15: 24,935,123 km (0.041 R)
• M16: 25,406,356 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482.1

Radius: 7.3

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.15 AU - 6.81 AU

Year: 9752 Days

Day: 23.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,194,058 km

• M1: 92,900 km (0.087 R)
• M2: 322,832 km (0.108 R)
• M3: 586,723 km (0.12 R)
• M4: 960,867 km (0.084 R)
• M5: 1,289,534 km (0.036 R)
• M6: 1,764,357 km (0.106 R)
• M7: 2,141,942 km (0.081 R)
• M8: 2,422,887 km (0.095 R)
• M9: 3,059,426 km (0.049 R)
• M10: 3,558,335 km (0.109 R)
• M11: 4,216,416 km (0.065 R)
• M12: 4,688,846 km (0.104 R)
• M13: 8,423,707 km (0.092 R)
• M14: 9,540,455 km (0.057 R)
• M15: 10,061,803 km (0.114 R)
• M16: 10,651,967 km (0.099 R)
• M17: 15,383,299 km (0.1 R)
• M18: 15,968,077 km (0.054 R)
• M19: 16,838,886 km (0.046 R)
• M20: 17,459,867 km (0.073 R)
• M21: 23,242,872 km (0.09 R)
• M22: 26,794,475 km (0.092 R)
• M23: 32,562,669 km (0.068 R)
• M24: 36,301,718 km (0.104 R)
• M25: 36,644,896 km (0.067 R)
• M26: 38,156,433 km (0.091 R)
• M27: 40,195,302 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.6

Radius: 3.1

Gravity: 89.66 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.16 AU - 11.22 AU

Year: 18578 Days

Day: 17.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 78,194,058 km

• M1: 41,289 km (0.115 R)
• M2: 166,951 km (0.09 R)
• M3: 286,779 km (0.066 R)
• M4: 618,138 km (0.046 R)
• M5: 741,856 km (0.055 R)
• M6: 952,789 km (0.089 R)
• M7: 1,717,683 km (0.086 R)
• M8: 2,504,717 km (0.1 R)
• M9: 3,029,806 km (0.119 R)
• M10: 3,332,293 km (0.038 R)
• M11: 3,476,355 km (0.038 R)
• M12: 3,746,080 km (0.037 R)
• M13: 5,346,628 km (0.113 R)
• M14: 5,912,108 km (0.076 R)
• M15: 6,252,443 km (0.108 R)
• M16: 6,516,184 km (0.074 R)
• M17: 6,879,408 km (0.099 R)
• M18: 9,233,480 km (0.062 R)
• M19: 10,590,033 km (0.077 R)
• M20: 13,837,504 km (0.075 R)
• M21: 15,927,386 km (0.045 R)
• M22: 16,668,195 km (0.1 R)
• M23: 17,345,724 km (0.109 R)
• M24: 17,953,390 km (0.028 R)
• M25: 18,307,039 km (0.109 R)
• M26: 19,395,514 km (0.093 R)
• M27: 21,800,599 km (0.097 R)
• M28: 25,825,080 km (0.109 R)
• M29: 27,192,106 km (0.085 R)
• M30: 29,209,882 km (0.034 R)
• M31: 32,095,774 km (0.041 R)
• M32: 37,127,349 km (0.079 R)
• M33: 37,845,269 km (0.077 R)
• M34: 56,257,626 km (0.096 R)
• M35: 59,323,484 km (0.063 R)
• M36: 61,095,920 km (0.086 R)
• M37: 64,953,301 km (0.088 R)
• M38: 68,324,788 km (0.089 R)
• M39: 70,490,217 km (0.1 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 17,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit