🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.5

Radius: 9.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.96 AU - 1.32 AU

Year: 826 Days

Day: 14 Hours

Environment

Temp: -183 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,449,581 km

• M1: 134,040 km (0.093 R)
• M2: 736,171 km (0.083 R)
• M3: 1,037,760 km (0.102 R)
• M4: 1,368,521 km (0.112 R)
• M5: 1,658,891 km (0.112 R)
• M6: 2,201,781 km (0.078 R)
• M7: 2,746,318 km (0.115 R)
• M8: 3,057,032 km (0.111 R)
• M9: 3,846,610 km (0.101 R)
• M10: 4,637,833 km (0.114 R)
• M11: 5,251,783 km (0.083 R)
• M12: 6,185,722 km (0.082 R)
• M13: 6,763,918 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.9

Radius: 10.2

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.28 AU - 2.48 AU

Year: 2490 Days

Day: 10.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,449,581 km

• M1: 127,308 km (0.069 R)
• M2: 471,084 km (0.063 R)
• M3: 926,759 km (0.036 R)
• M4: 1,649,466 km (0.06 R)
• M5: 2,084,347 km (0.079 R)
• M6: 2,834,132 km (0.092 R)
• M7: 3,289,059 km (0.099 R)
• M8: 4,366,762 km (0.04 R)
• M9: 4,840,688 km (0.098 R)
• M10: 5,917,344 km (0.1 R)
• M11: 7,622,460 km (0.111 R)
• M12: 9,316,207 km (0.106 R)
• M13: 9,740,317 km (0.109 R)
• M14: 10,214,094 km (0.096 R)
• M15: 11,446,481 km (0.105 R)
• M16: 12,818,443 km (0.093 R)
• M17: 13,928,459 km (0.119 R)
• M18: 17,008,829 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997

Radius: 8.5

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.01 AU - 3.13 AU

Year: 3648 Days

Day: 10.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,449,581 km

• M1: 105,766 km (0.101 R)
• M2: 376,538 km (0.103 R)
• M3: 667,805 km (0.115 R)
• M4: 1,384,079 km (0.119 R)
• M5: 2,182,184 km (0.044 R)
• M6: 3,048,206 km (0.071 R)
• M7: 8,565,376 km (0.117 R)
• M8: 11,211,313 km (0.048 R)
• M9: 11,622,707 km (0.118 R)
• M10: 12,966,844 km (0.117 R)
• M11: 14,519,072 km (0.081 R)
• M12: 15,563,863 km (0.12 R)
• M13: 16,423,453 km (0.074 R)
• M14: 16,716,964 km (0.082 R)
• M15: 18,615,361 km (0.095 R)
• M16: 19,192,509 km (0.085 R)
• M17: 21,620,632 km (0.057 R)
• M18: 23,645,439 km (0.095 R)
• M19: 26,190,249 km (0.08 R)
• M20: 26,752,587 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.7

Radius: 13.2

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.33 AU - 5.93 AU

Year: 7881 Days

Day: 6.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,449,581 km

• M1: 164,258 km (0.09 R)
• M2: 733,329 km (0.098 R)
• M3: 1,178,981 km (0.115 R)
• M4: 1,948,063 km (0.11 R)
• M5: 2,432,312 km (0.117 R)
• M6: 3,031,900 km (0.109 R)
• M7: 4,370,203 km (0.091 R)
• M8: 6,127,828 km (0.086 R)
• M9: 7,309,352 km (0.05 R)
• M10: 8,782,293 km (0.049 R)
• M11: 10,902,094 km (0.098 R)
• M12: 12,960,711 km (0.027 R)
• M13: 13,538,009 km (0.106 R)
• M14: 15,056,278 km (0.118 R)
• M15: 15,479,789 km (0.091 R)
• M16: 18,429,261 km (0.057 R)
• M17: 20,808,914 km (0.083 R)
• M18: 21,334,900 km (0.098 R)
• M19: 21,802,394 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.5

Radius: 3.1

Gravity: 59.68 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.71 AU - 9.05 AU

Year: 13598 Days

Day: 15.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 55,449,581 km

• M1: 146,756 km (0.038 R)
• M2: 283,039 km (0.112 R)
• M3: 468,690 km (0.095 R)
• M4: 604,824 km (0.107 R)
• M5: 748,588 km (0.06 R)
• M6: 893,997 km (0.101 R)
• M7: 1,023,698 km (0.108 R)
• M8: 1,178,382 km (0.108 R)
• M9: 1,754,035 km (0.11 R)
• M10: 1,888,524 km (0.091 R)
• M11: 2,047,995 km (0.094 R)
• M12: 2,313,980 km (0.084 R)
• M13: 3,055,088 km (0.099 R)
• M14: 3,225,330 km (0.114 R)
• M15: 3,376,274 km (0.119 R)
• M16: 3,885,505 km (0.102 R)
• M17: 7,388,938 km (0.113 R)
• M18: 8,763,742 km (0.11 R)
• M19: 8,959,117 km (0.116 R)
• M20: 9,409,257 km (0.104 R)
• M21: 9,614,057 km (0.101 R)
• M22: 9,717,578 km (0.077 R)
• M23: 11,131,877 km (0.051 R)
• M24: 13,501,806 km (0.082 R)
• M25: 14,769,499 km (0.095 R)
• M26: 15,467,522 km (0.117 R)
• M27: 16,114,234 km (0.096 R)
• M28: 16,629,599 km (0.092 R)
• M29: 17,004,341 km (0.064 R)
• M30: 18,640,194 km (0.107 R)
• M31: 20,893,437 km (0.072 R)
• M32: 21,772,025 km (0.103 R)
• M33: 24,651,784 km (0.076 R)
• M34: 27,880,406 km (0.108 R)
• M35: 30,702,270 km (0.118 R)
• M36: 35,283,107 km (0.069 R)
• M37: 40,433,163 km (0.106 R)
• M38: 42,765,693 km (0.042 R)
• M39: 42,905,717 km (0.063 R)
• M40: 44,178,794 km (0.092 R)
• M41: 46,800,347 km (0.12 R)
• M42: 50,767,234 km (0.081 R)
• M43: 51,555,017 km (0.088 R)
• M44: 54,294,004 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 16,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit