🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.8

Radius: 12.6

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.93 AU - 1.15 AU

Year: 719 Days

Day: 14.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,127,816 km

• M1: 156,779 km (0.106 R)
• M2: 583,282 km (0.108 R)
• M3: 1,041,650 km (0.058 R)
• M4: 1,447,659 km (0.059 R)
• M5: 1,865,485 km (0.058 R)
• M6: 2,977,297 km (0.089 R)
• M7: 3,514,503 km (0.038 R)
• M8: 4,040,788 km (0.113 R)
• M9: 4,570,514 km (0.068 R)
• M10: 5,433,694 km (0.114 R)
• M11: 6,736,093 km (0.104 R)
• M12: 7,169,328 km (0.06 R)
• M13: 7,948,584 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185

Radius: 12.1

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.36 AU - 2 AU

Year: 1477 Days

Day: 8.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,127,816 km

• M1: 150,495 km (0.084 R)
• M2: 547,379 km (0.071 R)
• M3: 973,134 km (0.107 R)
• M4: 1,424,022 km (0.088 R)
• M5: 1,906,475 km (0.092 R)
• M6: 2,359,607 km (0.052 R)
• M7: 2,884,546 km (0.081 R)
• M8: 4,094,793 km (0.117 R)
• M9: 4,789,376 km (0.104 R)
• M10: 5,411,404 km (0.08 R)
• M11: 6,581,858 km (0.092 R)
• M12: 7,148,385 km (0.101 R)
• M13: 7,559,480 km (0.068 R)
• M14: 8,181,208 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.9

Radius: 8.1

Gravity: 14.42 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.47 AU - 2.79 AU

Year: 2893 Days

Day: 6.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,127,816 km

• M1: 100,679 km (0.084 R)
• M2: 398,529 km (0.104 R)
• M3: 691,441 km (0.095 R)
• M4: 1,132,007 km (0.057 R)
• M5: 1,501,065 km (0.038 R)
• M6: 2,453,106 km (0.114 R)
• M7: 3,059,127 km (0.056 R)
• M8: 3,313,144 km (0.12 R)
• M9: 4,338,189 km (0.066 R)
• M10: 4,683,461 km (0.103 R)
• M11: 6,251,994 km (0.12 R)
• M12: 6,603,400 km (0.085 R)
• M13: 7,186,682 km (0.066 R)
• M14: 7,804,072 km (0.051 R)
• M15: 9,218,520 km (0.089 R)
• M16: 11,345,951 km (0.107 R)
• M17: 12,227,532 km (0.116 R)
• M18: 13,731,888 km (0.086 R)
• M19: 14,990,155 km (0.039 R)
• M20: 15,781,079 km (0.069 R)
• M21: 18,678,790 km (0.097 R)
• M22: 19,163,487 km (0.092 R)
• M23: 20,348,003 km (0.109 R)
• M24: 21,120,975 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.3

Radius: 9.5

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.5 AU - 4.56 AU

Year: 5487 Days

Day: 8.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,127,816 km

• M1: 118,182 km (0.053 R)
• M2: 469,438 km (0.11 R)
• M3: 886,816 km (0.093 R)
• M4: 1,222,514 km (0.071 R)
• M5: 2,236,488 km (0.042 R)
• M6: 2,677,503 km (0.116 R)
• M7: 3,003,028 km (0.079 R)
• M8: 3,499,393 km (0.12 R)
• M9: 4,631,251 km (0.082 R)
• M10: 5,900,888 km (0.114 R)
• M11: 7,319,375 km (0.104 R)
• M12: 8,034,303 km (0.094 R)
• M13: 11,088,643 km (0.102 R)
• M14: 12,722,102 km (0.085 R)
• M15: 14,291,533 km (0.043 R)
• M16: 16,044,820 km (0.101 R)
• M17: 16,700,059 km (0.1 R)
• M18: 17,187,748 km (0.092 R)
• M19: 18,838,561 km (0.078 R)
• M20: 20,384,804 km (0.111 R)
• M21: 22,452,696 km (0.082 R)
• M22: 23,804,462 km (0.09 R)
• M23: 24,735,260 km (0.072 R)
• M24: 26,176,785 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.4

Radius: 8

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.22 AU - 4.66 AU

Year: 6345 Days

Day: 7.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,127,816 km

• M1: 99,632 km (0.079 R)
• M2: 352,153 km (0.103 R)
• M3: 700,567 km (0.09 R)
• M4: 996,771 km (0.098 R)
• M5: 1,823,748 km (0.113 R)
• M6: 3,949,982 km (0.074 R)
• M7: 4,424,507 km (0.086 R)
• M8: 5,250,586 km (0.1 R)
• M9: 6,439,889 km (0.096 R)
• M10: 7,278,086 km (0.116 R)
• M11: 10,046,843 km (0.062 R)
• M12: 11,123,499 km (0.081 R)
• M13: 13,504,200 km (0.103 R)
• M14: 14,120,244 km (0.117 R)
• M15: 14,521,914 km (0.088 R)
• M16: 16,142,957 km (0.081 R)
• M17: 16,900,819 km (0.096 R)
• M18: 18,081,745 km (0.113 R)
• M19: 20,607,107 km (0.107 R)
• M20: 29,206,142 km (0.067 R)
• M21: 29,671,092 km (0.074 R)
• M22: 31,677,948 km (0.08 R)
• M23: 33,773,664 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.4

Radius: 7.6

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.23 AU - 9.73 AU

Year: 18252 Days

Day: 18.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,127,816 km

• M1: 722,109 km (0.07 R)
• M2: 1,024,745 km (0.076 R)
• M3: 1,688,810 km (0.103 R)
• M4: 2,333,428 km (0.055 R)
• M5: 3,337,977 km (0.108 R)
• M6: 3,692,075 km (0.089 R)
• M7: 4,131,444 km (0.109 R)
• M8: 4,872,552 km (0.074 R)
• M9: 6,367,933 km (0.117 R)
• M10: 6,785,161 km (0.093 R)
• M11: 7,813,946 km (0.066 R)
• M12: 9,307,531 km (0.069 R)
• M13: 9,573,815 km (0.081 R)
• M14: 10,517,329 km (0.102 R)
• M15: 10,982,129 km (0.117 R)
• M16: 12,914,036 km (0.093 R)
• M17: 13,447,203 km (0.049 R)
• M18: 13,856,652 km (0.11 R)
• M19: 19,787,759 km (0.106 R)
• M20: 21,963,959 km (0.094 R)
• M21: 25,107,011 km (0.072 R)
• M22: 25,937,279 km (0.083 R)
• M23: 29,901,024 km (0.081 R)
• M24: 30,248,540 km (0.078 R)
• M25: 34,631,009 km (0.107 R)
• M26: 41,394,180 km (0.083 R)
• M27: 43,880,347 km (0.08 R)
• M28: 44,781,075 km (0.062 R)
• M29: 48,348,087 km (0.081 R)
• M30: 51,103,381 km (0.113 R)
• M31: 56,570,285 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 18,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit