🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.2

Radius: 11

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.92 AU - 1.08 AU

Year: 678 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,016,989 km

• M1: 136,882 km (0.061 R)
• M2: 853,456 km (0.118 R)
• M3: 1,226,553 km (0.052 R)
• M4: 2,291,391 km (0.107 R)
• M5: 2,698,297 km (0.095 R)
• M6: 3,835,241 km (0.085 R)
• M7: 4,835,003 km (0.115 R)
• M8: 6,304,653 km (0.06 R)
• M9: 6,944,184 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.8

Radius: 10.5

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.4 AU - 2.9 AU

Year: 2926 Days

Day: 10 Hours

Environment

Temp: -199 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,016,989 km

• M1: 132,245 km (0.076 R)
• M2: 768,783 km (0.087 R)
• M3: 1,211,294 km (0.118 R)
• M4: 1,553,873 km (0.106 R)
• M5: 2,331,483 km (0.084 R)
• M6: 2,747,664 km (0.114 R)
• M7: 4,221,353 km (0.108 R)
• M8: 4,557,350 km (0.042 R)
• M9: 5,095,154 km (0.106 R)
• M10: 5,674,846 km (0.062 R)
• M11: 6,138,150 km (0.112 R)
• M12: 8,281,140 km (0.09 R)
• M13: 10,959,390 km (0.045 R)
• M14: 11,843,514 km (0.071 R)
• M15: 14,591,028 km (0.108 R)
• M16: 15,660,653 km (0.063 R)
• M17: 16,062,174 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 12.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.95 AU - 3.41 AU

Year: 3846 Days

Day: 13.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,016,989 km

• M1: 161,566 km (0.107 R)
• M2: 604,824 km (0.089 R)
• M3: 2,955,605 km (0.031 R)
• M4: 3,560,729 km (0.12 R)
• M5: 4,002,940 km (0.081 R)
• M6: 5,328,527 km (0.079 R)
• M7: 5,934,099 km (0.083 R)
• M8: 7,508,168 km (0.063 R)
• M9: 8,001,093 km (0.066 R)
• M10: 9,712,043 km (0.12 R)
• M11: 10,510,597 km (0.108 R)
• M12: 12,081,225 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.9

Radius: 3.9

Gravity: 20.44 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.33 AU - 9.35 AU

Year: 16336 Days

Day: 22.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 84,016,989 km

• M1: 49,367 km (0.11 R)
• M2: 238,609 km (0.091 R)
• M3: 521,199 km (0.118 R)
• M4: 771,925 km (0.072 R)
• M5: 1,319,453 km (0.075 R)
• M6: 1,482,664 km (0.071 R)
• M7: 1,690,007 km (0.111 R)
• M8: 1,950,457 km (0.035 R)
• M9: 2,255,936 km (0.101 R)
• M10: 3,967,036 km (0.08 R)
• M11: 4,192,480 km (0.078 R)
• M12: 5,382,083 km (0.077 R)
• M13: 5,693,695 km (0.106 R)
• M14: 6,017,275 km (0.097 R)
• M15: 6,467,565 km (0.086 R)
• M16: 6,980,386 km (0.059 R)
• M17: 8,727,839 km (0.111 R)
• M18: 11,521,280 km (0.082 R)
• M19: 11,922,053 km (0.071 R)
• M20: 17,258,658 km (0.061 R)
• M21: 17,858,994 km (0.035 R)
• M22: 18,087,729 km (0.115 R)
• M23: 19,906,091 km (0.086 R)
• M24: 21,070,561 km (0.115 R)
• M25: 22,016,917 km (0.099 R)
• M26: 22,991,248 km (0.105 R)
• M27: 24,930,336 km (0.114 R)
• M28: 25,503,744 km (0.072 R)
• M29: 28,090,591 km (0.11 R)
• M30: 28,399,809 km (0.075 R)
• M31: 29,025,128 km (0.059 R)
• M32: 33,662,214 km (0.08 R)
• M33: 36,766,818 km (0.097 R)
• M34: 36,889,788 km (0.102 R)
• M35: 38,388,310 km (0.048 R)
• M36: 42,041,490 km (0.089 R)
• M37: 42,176,128 km (0.07 R)
• M38: 43,952,004 km (0.092 R)
• M39: 44,090,681 km (0.101 R)
• M40: 45,351,642 km (0.047 R)
• M41: 48,831,288 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.7

Radius: 7.7

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 8.21 AU - 12.41 AU

Year: 22453 Days

Day: 18.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,016,989 km

• M1: 96,341 km (0.051 R)
• M2: 426,803 km (0.079 R)
• M3: 747,241 km (0.045 R)
• M4: 1,285,195 km (0.097 R)
• M5: 1,711,100 km (0.118 R)
• M6: 2,407,179 km (0.029 R)
• M7: 2,693,958 km (0.118 R)
• M8: 2,976,549 km (0.101 R)
• M9: 3,336,332 km (0.112 R)
• M10: 3,663,203 km (0.087 R)
• M11: 4,847,569 km (0.102 R)
• M12: 7,195,807 km (0.094 R)
• M13: 8,264,385 km (0.107 R)
• M14: 9,089,716 km (0.076 R)
• M15: 10,903,740 km (0.102 R)
• M16: 11,425,537 km (0.119 R)
• M17: 14,134,456 km (0.1 R)
• M18: 15,801,574 km (0.116 R)
• M19: 16,133,382 km (0.119 R)
• M20: 16,725,192 km (0.085 R)
• M21: 17,243,997 km (0.114 R)
• M22: 19,426,779 km (0.098 R)
• M23: 20,193,469 km (0.07 R)
• M24: 21,482,254 km (0.085 R)
• M25: 23,355,968 km (0.087 R)
• M26: 25,449,291 km (0.067 R)
• M27: 25,790,972 km (0.08 R)
• M28: 26,951,702 km (0.118 R)
• M29: 28,757,498 km (0.105 R)
• M30: 29,376,983 km (0.064 R)
• M31: 32,076,327 km (0.116 R)
• M32: 42,422,067 km (0.117 R)
• M33: 45,026,117 km (0.102 R)
• M34: 45,358,972 km (0.032 R)
• M35: 47,047,633 km (0.063 R)
• M36: 47,562,399 km (0.041 R)
• M37: 50,371,099 km (0.074 R)
• M38: 51,270,930 km (0.087 R)
• M39: 57,480,887 km (0.073 R)
• M40: 83,263,931 km (0.09 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: 420 - 19,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit