🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.1

Radius: 11.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.8 AU - 1.3 AU

Year: 706 Days

Day: 10.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,750,475 km

• M1: 140,472 km (0.091 R)
• M2: 604,375 km (0.103 R)
• M3: 1,016,817 km (0.057 R)
• M4: 1,475,783 km (0.079 R)
• M5: 2,237,535 km (0.102 R)
• M6: 3,004,823 km (0.109 R)
• M7: 4,614,047 km (0.046 R)
• M8: 5,023,048 km (0.034 R)
• M9: 5,456,283 km (0.107 R)
• M10: 5,993,190 km (0.073 R)
• M11: 6,544,009 km (0.088 R)
• M12: 7,150,778 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.5

Radius: 10.4

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.82 AU - 2.84 AU

Year: 2333 Days

Day: 6.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,750,475 km

• M1: 129,701 km (0.029 R)
• M2: 477,217 km (0.117 R)
• M3: 914,193 km (0.114 R)
• M4: 1,385,276 km (0.117 R)
• M5: 1,733,989 km (0.112 R)
• M6: 2,316,523 km (0.067 R)
• M7: 2,660,000 km (0.115 R)
• M8: 3,141,106 km (0.12 R)
• M9: 3,550,107 km (0.107 R)
• M10: 3,887,450 km (0.089 R)
• M11: 4,214,322 km (0.108 R)
• M12: 5,770,289 km (0.105 R)
• M13: 7,630,239 km (0.117 R)
• M14: 8,296,698 km (0.082 R)
• M15: 8,841,683 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.9

Radius: 13.6

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.81 AU - 4.49 AU

Year: 5546 Days

Day: 7.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 90.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,750,475 km

• M1: 169,195 km (0.086 R)
• M2: 602,281 km (0.091 R)
• M3: 1,054,665 km (0.058 R)
• M4: 2,348,836 km (0.076 R)
• M5: 3,009,610 km (0.043 R)
• M6: 3,438,058 km (0.088 R)
• M7: 4,049,465 km (0.052 R)
• M8: 5,060,597 km (0.09 R)
• M9: 6,662,790 km (0.078 R)
• M10: 7,507,270 km (0.082 R)
• M11: 9,409,706 km (0.071 R)
• M12: 9,976,084 km (0.063 R)
• M13: 12,629,202 km (0.071 R)
• M14: 16,835,595 km (0.116 R)
• M15: 20,276,346 km (0.082 R)
• M16: 20,709,731 km (0.086 R)
• M17: 21,520,402 km (0.099 R)
• M18: 22,660,038 km (0.025 R)
• M19: 24,322,370 km (0.032 R)
• M20: 24,976,561 km (0.105 R)
• M21: 26,149,708 km (0.094 R)
• M22: 28,515,598 km (0.119 R)
• M23: 29,796,904 km (0.1 R)
• M24: 31,500,375 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.6

Radius: 11

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.01 AU - 4.69 AU

Year: 5952 Days

Day: 8 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,750,475 km

• M1: 136,882 km (0.063 R)
• M2: 818,450 km (0.099 R)
• M3: 1,657,993 km (0.105 R)
• M4: 2,454,751 km (0.074 R)
• M5: 2,803,763 km (0.118 R)
• M6: 3,314,042 km (0.081 R)
• M7: 3,885,505 km (0.07 R)
• M8: 4,521,895 km (0.066 R)
• M9: 6,166,723 km (0.1 R)
• M10: 7,142,700 km (0.065 R)
• M11: 8,058,837 km (0.074 R)
• M12: 8,711,832 km (0.097 R)
• M13: 10,310,285 km (0.098 R)
• M14: 11,682,397 km (0.095 R)
• M15: 12,519,247 km (0.072 R)
• M16: 13,963,764 km (0.099 R)
• M17: 15,270,352 km (0.07 R)
• M18: 16,462,946 km (0.055 R)
• M19: 17,380,729 km (0.107 R)
• M20: 18,263,058 km (0.05 R)
• M21: 20,413,078 km (0.092 R)
• M22: 21,395,338 km (0.077 R)
• M23: 23,372,274 km (0.114 R)
• M24: 25,901,824 km (0.117 R)
• M25: 26,340,445 km (0.103 R)
• M26: 26,962,922 km (0.119 R)
• M27: 33,117,079 km (0.058 R)
• M28: 33,946,749 km (0.102 R)
• M29: 36,518,935 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.8

Radius: 4.3

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.69 AU - 7.79 AU

Year: 11479 Days

Day: 22.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,750,475 km

• M1: 53,556 km (0.096 R)
• M2: 963,859 km (0.076 R)
• M3: 1,581,249 km (0.104 R)
• M4: 2,464,625 km (0.119 R)
• M5: 3,001,382 km (0.116 R)
• M6: 4,199,212 km (0.072 R)
• M7: 4,903,968 km (0.059 R)
• M8: 7,449,376 km (0.119 R)
• M9: 9,109,762 km (0.099 R)
• M10: 9,774,426 km (0.05 R)
• M11: 11,199,495 km (0.095 R)
• M12: 12,065,667 km (0.089 R)
• M13: 13,140,677 km (0.083 R)
• M14: 14,103,489 km (0.088 R)
• M15: 15,790,205 km (0.105 R)
• M16: 16,423,752 km (0.082 R)
• M17: 21,571,564 km (0.117 R)
• M18: 23,230,156 km (0.032 R)
• M19: 34,679,778 km (0.078 R)
• M20: 36,073,283 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.4

Radius: 8

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.87 AU - 10.19 AU

Year: 16343 Days

Day: 16.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,750,475 km

• M1: 100,081 km (0.077 R)
• M2: 414,984 km (0.074 R)
• M3: 799,750 km (0.091 R)
• M4: 1,096,403 km (0.041 R)
• M5: 1,728,304 km (0.059 R)
• M6: 2,365,591 km (0.113 R)
• M7: 3,012,602 km (0.077 R)
• M8: 4,098,533 km (0.092 R)
• M9: 4,684,358 km (0.044 R)
• M10: 5,159,331 km (0.077 R)
• M11: 7,855,683 km (0.067 R)
• M12: 9,332,364 km (0.114 R)
• M13: 10,768,803 km (0.112 R)
• M14: 12,229,476 km (0.097 R)
• M15: 13,627,917 km (0.094 R)
• M16: 17,923,321 km (0.048 R)
• M17: 18,228,052 km (0.068 R)
• M18: 18,536,223 km (0.105 R)
• M19: 24,043,669 km (0.088 R)
• M20: 32,428,929 km (0.038 R)
• M21: 36,656,116 km (0.048 R)
• M22: 40,578,722 km (0.067 R)
• M23: 41,767,875 km (0.1 R)
• M24: 43,389,366 km (0.084 R)
• M25: 44,772,399 km (0.102 R)
• M26: 48,357,960 km (0.077 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: 307 - 14,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit