🌌 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: 822.8

Radius: 11.3

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.51 AU - 0.71 AU

Year: 329 Days

Day: 13.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,296,013 km

• M1: 142,268 km (0.104 R)
• M2: 496,515 km (0.089 R)
• M3: 893,997 km (0.102 R)
• M4: 1,449,903 km (0.104 R)
• M5: 1,962,126 km (0.106 R)
• M6: 2,374,717 km (0.094 R)
• M7: 2,815,432 km (0.081 R)
• M8: 3,233,109 km (0.049 R)
• M9: 3,875,632 km (0.054 R)
• M10: 4,573,357 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.6

Radius: 9.3

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.55 AU - 0.81 AU

Year: 387 Days

Day: 8 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,296,013 km

• M1: 115,639 km (0.104 R)
• M2: 576,849 km (0.087 R)
• M3: 1,376,151 km (0.101 R)
• M4: 1,787,994 km (0.101 R)
• M5: 2,439,044 km (0.09 R)
• M6: 2,798,976 km (0.119 R)
• M7: 3,240,589 km (0.042 R)
• M8: 3,949,683 km (0.114 R)
• M9: 4,773,668 km (0.063 R)
• M10: 5,194,487 km (0.066 R)
• M11: 5,846,135 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.3

Radius: 8.3

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.72 AU - 2.66 AU

Year: 2237 Days

Day: 10.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,296,013 km

• M1: 103,223 km (0.09 R)
• M2: 428,747 km (0.049 R)
• M3: 868,116 km (0.067 R)
• M4: 1,151,006 km (0.092 R)
• M5: 1,534,575 km (0.09 R)
• M6: 3,005,571 km (0.108 R)
• M7: 3,514,353 km (0.108 R)
• M8: 3,899,418 km (0.043 R)
• M9: 4,312,308 km (0.097 R)
• M10: 4,620,181 km (0.052 R)
• M11: 5,501,312 km (0.096 R)
• M12: 6,202,029 km (0.102 R)
• M13: 7,048,902 km (0.036 R)
• M14: 7,431,274 km (0.085 R)
• M15: 7,756,650 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.7

Radius: 14.2

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.66 AU - 5.92 AU

Year: 7236 Days

Day: 12.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,296,013 km

• M1: 179,069 km (0.067 R)
• M2: 640,877 km (0.045 R)
• M3: 1,122,732 km (0.102 R)
• M4: 1,771,388 km (0.093 R)
• M5: 2,354,670 km (0.085 R)
• M6: 3,324,813 km (0.117 R)
• M7: 4,222,998 km (0.09 R)
• M8: 5,035,764 km (0.105 R)
• M9: 6,153,110 km (0.08 R)
• M10: 6,936,404 km (0.076 R)
• M11: 7,391,182 km (0.061 R)
• M12: 8,659,174 km (0.1 R)
• M13: 10,953,107 km (0.111 R)
• M14: 13,685,812 km (0.086 R)
• M15: 14,282,707 km (0.113 R)
• M16: 14,959,189 km (0.093 R)
• M17: 15,528,409 km (0.098 R)
• M18: 17,117,587 km (0.074 R)
• M19: 19,476,745 km (0.057 R)
• M20: 20,156,069 km (0.056 R)
• M21: 20,695,220 km (0.032 R)
• M22: 21,883,326 km (0.068 R)
• M23: 23,368,534 km (0.117 R)
• M24: 25,451,983 km (0.03 R)
• M25: 26,815,418 km (0.09 R)
• M26: 28,131,431 km (0.055 R)
• M27: 28,708,579 km (0.096 R)
• M28: 29,588,813 km (0.025 R)
• M29: 31,920,446 km (0.112 R)
• M30: 37,988,734 km (0.049 R)
• M31: 40,495,545 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.1

Radius: 5.1

Gravity: 29.07 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.48 AU - 6 AU

Year: 9492 Days

Day: 19.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,296,013 km

• M1: 65,823 km (0.074 R)
• M2: 241,301 km (0.088 R)
• M3: 463,155 km (0.096 R)
• M4: 903,272 km (0.077 R)
• M5: 1,101,190 km (0.108 R)
• M6: 1,353,562 km (0.116 R)
• M7: 2,059,963 km (0.061 R)
• M8: 2,583,256 km (0.073 R)
• M9: 2,790,299 km (0.07 R)
• M10: 3,237,597 km (0.09 R)
• M11: 3,578,381 km (0.066 R)
• M12: 4,594,151 km (0.102 R)
• M13: 5,024,394 km (0.09 R)
• M14: 5,216,777 km (0.059 R)
• M15: 7,798,537 km (0.117 R)
• M16: 8,056,743 km (0.114 R)
• M17: 8,635,986 km (0.089 R)
• M18: 10,856,018 km (0.109 R)
• M19: 15,087,843 km (0.061 R)
• M20: 16,593,845 km (0.112 R)
• M21: 17,310,418 km (0.093 R)
• M22: 18,728,307 km (0.094 R)
• M23: 20,873,840 km (0.094 R)
• M24: 22,391,809 km (0.072 R)
• M25: 23,981,885 km (0.063 R)
• M26: 24,620,219 km (0.072 R)
• M27: 26,217,176 km (0.109 R)
• M28: 28,485,828 km (0.082 R)
• M29: 29,511,770 km (0.11 R)
• M30: 33,072,200 km (0.064 R)
• M31: 36,548,256 km (0.049 R)
• M32: 38,127,261 km (0.107 R)
• M33: 39,372,364 km (0.101 R)
• M34: 42,470,985 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.7

Radius: 3.7

Gravity: 52.64 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.71 AU - 10.11 AU

Year: 21534 Days

Day: 23.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,296,013 km

• M1: 46,076 km (0.078 R)
• M2: 320,289 km (0.117 R)
• M3: 842,236 km (0.117 R)
• M4: 1,087,128 km (0.086 R)
• M5: 1,425,219 km (0.118 R)
• M6: 1,541,008 km (0.097 R)
• M7: 2,537,479 km (0.077 R)
• M8: 2,784,016 km (0.075 R)
• M9: 3,155,617 km (0.09 R)
• M10: 3,619,969 km (0.106 R)
• M11: 4,330,709 km (0.1 R)
• M12: 5,324,338 km (0.097 R)
• M13: 6,195,596 km (0.07 R)
• M14: 10,697,594 km (0.115 R)
• M15: 11,143,994 km (0.102 R)
• M16: 12,911,194 km (0.084 R)
• M17: 14,468,208 km (0.059 R)
• M18: 16,312,451 km (0.067 R)
• M19: 16,818,092 km (0.096 R)
• M20: 17,247,288 km (0.107 R)
• M21: 18,761,667 km (0.095 R)
• M22: 19,598,219 km (0.038 R)
• M23: 20,265,724 km (0.074 R)
• M24: 23,832,287 km (0.116 R)
• M25: 27,321,807 km (0.064 R)
• M26: 27,558,022 km (0.1 R)
• M27: 28,637,520 km (0.079 R)
• M28: 31,783,713 km (0.072 R)
• M29: 32,571,645 km (0.092 R)
• M30: 33,238,104 km (0.026 R)
• M31: 41,025,122 km (0.077 R)
• M32: 41,334,789 km (0.089 R)
• M33: 47,689,108 km (0.096 R)
• M34: 51,186,557 km (0.093 R)
• M35: 53,181,295 km (0.108 R)
• M36: 53,365,151 km (0.104 R)
• M37: 60,469,853 km (0.098 R)
• M38: 66,034,594 km (0.104 R)
• M39: 66,246,874 km (0.081 R)
• M40: 79,601,625 km (0.028 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 12,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit