🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.62 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.5

Radius: 13.5

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.11 AU - 3.35 AU

Year: 3748 Days

Day: 13.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,717,693 km

• M1: 167,849 km (0.055 R)
• M2: 654,191 km (0.109 R)
• M3: 1,159,234 km (0.102 R)
• M4: 1,579,305 km (0.047 R)
• M5: 2,104,094 km (0.083 R)
• M6: 2,597,169 km (0.097 R)
• M7: 3,112,533 km (0.091 R)
• M8: 4,305,876 km (0.06 R)
• M9: 4,831,413 km (0.078 R)
• M10: 6,187,518 km (0.086 R)
• M11: 7,180,399 km (0.089 R)
• M12: 7,784,026 km (0.071 R)
• M13: 8,827,770 km (0.078 R)
• M14: 9,881,388 km (0.102 R)
• M15: 10,334,071 km (0.079 R)
• M16: 12,379,523 km (0.101 R)
• M17: 13,447,951 km (0.111 R)
• M18: 16,160,310 km (0.101 R)
• M19: 19,538,230 km (0.093 R)
• M20: 20,451,076 km (0.085 R)
• M21: 23,216,542 km (0.11 R)
• M22: 23,725,026 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.4

Radius: 12.9

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.45 AU - 4.07 AU

Year: 3801 Days

Day: 13 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,717,693 km

• M1: 160,369 km (0.096 R)
• M2: 657,183 km (0.043 R)
• M3: 1,119,441 km (0.079 R)
• M4: 1,805,048 km (0.086 R)
• M5: 2,774,891 km (0.095 R)
• M6: 3,737,254 km (0.107 R)
• M7: 5,014,521 km (0.094 R)
• M8: 7,080,018 km (0.114 R)
• M9: 7,975,661 km (0.092 R)
• M10: 8,600,980 km (0.102 R)
• M11: 9,620,789 km (0.118 R)
• M12: 10,895,662 km (0.118 R)
• M13: 11,481,786 km (0.117 R)
• M14: 11,899,912 km (0.108 R)
• M15: 12,717,614 km (0.116 R)
• M16: 13,266,339 km (0.092 R)
• M17: 13,779,011 km (0.076 R)
• M18: 14,789,245 km (0.056 R)
• M19: 17,197,472 km (0.105 R)
• M20: 20,056,138 km (0.063 R)
• M21: 22,997,531 km (0.117 R)
• M22: 27,187,319 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.9

Radius: 8.9

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.88 AU - 4.46 AU

Year: 4540 Days

Day: 14.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,717,693 km

• M1: 110,702 km (0.117 R)
• M2: 405,261 km (0.111 R)
• M3: 970,741 km (0.099 R)
• M4: 1,386,772 km (0.032 R)
• M5: 2,294,383 km (0.107 R)
• M6: 2,718,044 km (0.114 R)
• M7: 3,271,107 km (0.085 R)
• M8: 4,286,428 km (0.055 R)
• M9: 4,726,395 km (0.09 R)
• M10: 5,332,416 km (0.103 R)
• M11: 7,191,020 km (0.079 R)
• M12: 7,636,971 km (0.091 R)
• M13: 8,852,304 km (0.114 R)
• M14: 10,536,028 km (0.057 R)
• M15: 11,066,652 km (0.1 R)
• M16: 11,568,852 km (0.108 R)
• M17: 12,569,363 km (0.106 R)
• M18: 14,851,478 km (0.12 R)
• M19: 16,322,624 km (0.111 R)
• M20: 18,200,825 km (0.099 R)
• M21: 20,694,173 km (0.097 R)
• M22: 22,963,572 km (0.04 R)
• M23: 23,931,171 km (0.066 R)
• M24: 24,463,291 km (0.12 R)
• M25: 25,237,161 km (0.052 R)
• M26: 26,590,124 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106

Radius: 11.7

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.09 AU - 5.09 AU

Year: 6349 Days

Day: 7.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,717,693 km

• M1: 179,817 km (0.088 R)
• M2: 615,146 km (0.072 R)
• M3: 1,830,480 km (0.083 R)
• M4: 3,713,318 km (0.099 R)
• M5: 5,693,396 km (0.094 R)
• M6: 7,728,226 km (0.07 R)
• M7: 8,200,058 km (0.107 R)
• M8: 10,060,158 km (0.063 R)
• M9: 14,835,471 km (0.054 R)
• M10: 15,222,032 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.2

Radius: 12.7

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.91 AU - 6.13 AU

Year: 8374 Days

Day: 7.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,717,693 km

• M1: 163,211 km (0.085 R)
• M2: 679,324 km (0.053 R)
• M3: 1,263,504 km (0.088 R)
• M4: 1,720,226 km (0.108 R)
• M5: 2,131,470 km (0.027 R)
• M6: 3,049,852 km (0.071 R)
• M7: 4,105,265 km (0.052 R)
• M8: 4,705,601 km (0.077 R)
• M9: 5,443,867 km (0.059 R)
• M10: 5,911,659 km (0.083 R)
• M11: 7,884,855 km (0.07 R)
• M12: 9,658,787 km (0.105 R)
• M13: 10,471,552 km (0.11 R)
• M14: 13,880,289 km (0.06 R)
• M15: 14,288,392 km (0.089 R)
• M16: 16,001,587 km (0.109 R)
• M17: 16,450,530 km (0.109 R)
• M18: 19,009,252 km (0.119 R)
• M19: 20,679,213 km (0.067 R)
• M20: 22,725,413 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107

Radius: 7.3

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.03 AU - 7.35 AU

Year: 9944 Days

Day: 23.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,717,693 km

• M1: 126,859 km (0.105 R)
• M2: 748,737 km (0.044 R)
• M3: 1,152,352 km (0.088 R)
• M4: 2,504,717 km (0.087 R)
• M5: 2,960,542 km (0.094 R)
• M6: 3,352,189 km (0.055 R)
• M7: 4,193,677 km (0.114 R)
• M8: 4,471,780 km (0.114 R)
• M9: 5,822,200 km (0.048 R)
• M10: 6,110,175 km (0.072 R)
• M11: 9,147,162 km (0.063 R)
• M12: 11,032,394 km (0.116 R)
• M13: 11,474,157 km (0.111 R)
• M14: 11,881,661 km (0.037 R)
• M15: 12,158,717 km (0.112 R)
• M16: 12,487,533 km (0.034 R)
• M17: 13,211,736 km (0.104 R)
• M18: 14,169,013 km (0.099 R)
• M19: 15,773,450 km (0.113 R)
• M20: 19,530,152 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 15,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit