🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.5

Radius: 14.2

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.69 AU - 1.05 AU

Year: 570 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 129.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,601,570 km

• M1: 176,675 km (0.107 R)
• M2: 633,547 km (0.077 R)
• M3: 1,384,977 km (0.069 R)
• M4: 2,256,983 km (0.05 R)
• M5: 3,003,626 km (0.112 R)
• M6: 3,502,535 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.1

Radius: 10.6

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.84 AU - 1.08 AU

Year: 661 Days

Day: 9.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,601,570 km

• M1: 131,796 km (0.098 R)
• M2: 488,886 km (0.108 R)
• M3: 883,675 km (0.106 R)
• M4: 1,284,298 km (0.1 R)
• M5: 1,741,319 km (0.111 R)
• M6: 2,198,790 km (0.041 R)
• M7: 2,540,471 km (0.085 R)
• M8: 2,929,426 km (0.037 R)
• M9: 3,554,595 km (0.069 R)
• M10: 4,296,900 km (0.04 R)
• M11: 4,656,832 km (0.057 R)
• M12: 5,260,908 km (0.119 R)
• M13: 5,692,199 km (0.115 R)
• M14: 7,368,593 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.4

Radius: 8.1

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.38 AU - 2.02 AU

Year: 1558 Days

Day: 9.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,601,570 km

• M1: 100,829 km (0.094 R)
• M2: 394,190 km (0.09 R)
• M3: 728,093 km (0.097 R)
• M4: 1,012,329 km (0.115 R)
• M5: 1,404,874 km (0.071 R)
• M6: 1,814,173 km (0.078 R)
• M7: 2,125,935 km (0.063 R)
• M8: 2,928,977 km (0.098 R)
• M9: 3,616,678 km (0.071 R)
• M10: 4,007,727 km (0.105 R)
• M11: 4,579,041 km (0.095 R)
• M12: 4,996,120 km (0.087 R)
• M13: 6,821,513 km (0.087 R)
• M14: 7,103,356 km (0.093 R)
• M15: 7,939,608 km (0.1 R)
• M16: 8,513,016 km (0.071 R)
• M17: 8,930,544 km (0.116 R)
• M18: 9,299,153 km (0.112 R)
• M19: 10,738,883 km (0.106 R)
• M20: 11,226,572 km (0.088 R)
• M21: 12,134,033 km (0.09 R)
• M22: 12,548,569 km (0.083 R)
• M23: 13,207,697 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.1

Radius: 10.4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.05 AU - 3.17 AU

Year: 2964 Days

Day: 13.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,601,570 km

• M1: 130,001 km (0.065 R)
• M2: 539,899 km (0.042 R)
• M3: 1,238,970 km (0.109 R)
• M4: 1,903,035 km (0.08 R)
• M5: 2,684,384 km (0.098 R)
• M6: 3,190,923 km (0.064 R)
• M7: 4,230,628 km (0.11 R)
• M8: 4,696,176 km (0.093 R)
• M9: 5,385,823 km (0.115 R)
• M10: 6,881,053 km (0.074 R)
• M11: 9,074,607 km (0.089 R)
• M12: 10,181,182 km (0.102 R)
• M13: 11,019,529 km (0.119 R)
• M14: 11,455,607 km (0.077 R)
• M15: 12,617,832 km (0.092 R)
• M16: 13,994,282 km (0.072 R)
• M17: 14,695,298 km (0.081 R)
• M18: 15,223,977 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.8

Radius: 9.5

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.01 AU - 5.15 AU

Year: 6890 Days

Day: 11.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,601,570 km

• M1: 118,182 km (0.055 R)
• M2: 451,038 km (0.095 R)
• M3: 797,057 km (0.077 R)
• M4: 1,516,623 km (0.096 R)
• M5: 2,133,864 km (0.107 R)
• M6: 2,586,248 km (0.093 R)
• M7: 2,947,676 km (0.08 R)
• M8: 4,096,289 km (0.079 R)
• M9: 4,412,838 km (0.093 R)
• M10: 5,490,990 km (0.104 R)
• M11: 7,389,387 km (0.056 R)
• M12: 8,197,963 km (0.091 R)
• M13: 10,077,810 km (0.086 R)
• M14: 12,129,395 km (0.089 R)
• M15: 12,581,031 km (0.119 R)
• M16: 13,840,346 km (0.053 R)
• M17: 14,500,671 km (0.073 R)
• M18: 15,647,638 km (0.115 R)
• M19: 16,183,198 km (0.102 R)
• M20: 18,382,437 km (0.089 R)
• M21: 20,279,637 km (0.111 R)
• M22: 22,679,187 km (0.033 R)
• M23: 23,365,243 km (0.085 R)
• M24: 24,222,289 km (0.041 R)
• M25: 25,019,496 km (0.089 R)
• M26: 28,824,667 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.6

Radius: 7.5

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.48 AU - 8.38 AU

Year: 14236 Days

Day: 19.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,601,570 km

• M1: 93,199 km (0.093 R)
• M2: 416,480 km (0.091 R)
• M3: 773,870 km (0.065 R)
• M4: 1,190,201 km (0.059 R)
• M5: 1,535,772 km (0.118 R)
• M6: 3,877,577 km (0.115 R)
• M7: 4,160,616 km (0.094 R)
• M8: 4,961,713 km (0.059 R)
• M9: 5,680,530 km (0.108 R)
• M10: 6,009,197 km (0.079 R)
• M11: 7,366,498 km (0.105 R)
• M12: 7,801,828 km (0.056 R)
• M13: 8,208,286 km (0.047 R)
• M14: 10,241,021 km (0.113 R)
• M15: 11,985,183 km (0.112 R)
• M16: 14,993,596 km (0.074 R)
• M17: 16,931,786 km (0.082 R)
• M18: 19,520,129 km (0.113 R)
• M19: 19,933,916 km (0.099 R)
• M20: 20,779,294 km (0.119 R)
• M21: 21,385,165 km (0.119 R)
• M22: 23,738,938 km (0.113 R)
• M23: 29,384,313 km (0.109 R)
• M24: 33,214,916 km (0.102 R)
• M25: 43,655,202 km (0.059 R)
• M26: 43,937,343 km (0.054 R)
• M27: 47,271,431 km (0.026 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 20,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit