🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.1

Radius: 13.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.51 AU - 0.73 AU

Year: 326 Days

Day: 14.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 25,776,712 km

• M1: 166,802 km (0.061 R)
• M2: 593,305 km (0.061 R)
• M3: 1,050,476 km (0.05 R)
• M4: 1,598,453 km (0.109 R)
• M5: 2,084,796 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.8

Radius: 12.8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.03 AU - 1.71 AU

Year: 1069 Days

Day: 14.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,776,712 km

• M1: 201,508 km (0.108 R)
• M2: 673,789 km (0.119 R)
• M3: 1,891,515 km (0.104 R)
• M4: 2,429,320 km (0.119 R)
• M5: 3,282,327 km (0.108 R)
• M6: 4,426,451 km (0.103 R)
• M7: 6,216,390 km (0.118 R)
• M8: 9,715,185 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.1

Radius: 13.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.37 AU - 3.69 AU

Year: 3517 Days

Day: 6.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,776,712 km

• M1: 166,652 km (0.102 R)
• M2: 667,655 km (0.096 R)
• M3: 1,107,323 km (0.12 R)
• M4: 1,875,060 km (0.068 R)
• M5: 2,602,853 km (0.078 R)
• M6: 3,350,544 km (0.053 R)
• M7: 4,011,916 km (0.047 R)
• M8: 4,602,528 km (0.082 R)
• M9: 5,546,790 km (0.116 R)
• M10: 7,170,525 km (0.078 R)
• M11: 8,405,755 km (0.098 R)
• M12: 8,882,224 km (0.077 R)
• M13: 11,377,217 km (0.115 R)
• M14: 12,131,789 km (0.108 R)
• M15: 12,785,831 km (0.103 R)
• M16: 13,509,286 km (0.084 R)
• M17: 14,548,543 km (0.067 R)
• M18: 17,108,162 km (0.056 R)
• M19: 19,303,062 km (0.112 R)
• M20: 20,437,911 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.9

Radius: 10

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.43 AU - 3.95 AU

Year: 4727 Days

Day: 14.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 86.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,776,712 km

• M1: 131,497 km (0.116 R)
• M2: 742,903 km (0.108 R)
• M3: 1,462,170 km (0.114 R)
• M4: 4,072,204 km (0.111 R)
• M5: 5,448,354 km (0.092 R)
• M6: 5,893,259 km (0.11 R)
• M7: 8,921,568 km (0.111 R)
• M8: 10,749,953 km (0.09 R)
• M9: 11,292,844 km (0.11 R)
• M10: 12,772,816 km (0.104 R)
• M11: 15,815,188 km (0.092 R)
• M12: 17,293,364 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.2

Radius: 8.5

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.52 AU - 3.96 AU

Year: 4823 Days

Day: 12.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,776,712 km

• M1: 105,766 km (0.1 R)
• M2: 810,072 km (0.059 R)
• M3: 1,269,188 km (0.073 R)
• M4: 1,801,158 km (0.12 R)
• M5: 3,346,205 km (0.091 R)
• M6: 3,699,855 km (0.037 R)
• M7: 5,178,929 km (0.117 R)
• M8: 5,539,310 km (0.086 R)
• M9: 6,065,745 km (0.119 R)
• M10: 7,882,611 km (0.052 R)
• M11: 8,322,728 km (0.101 R)
• M12: 8,895,837 km (0.09 R)
• M13: 11,178,701 km (0.046 R)
• M14: 12,701,757 km (0.075 R)
• M15: 24,149,135 km (0.114 R)
• M16: 24,999,450 km (0.11 R)
• M17: 27,253,890 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.2

Radius: 14.5

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.46 AU - 5.06 AU

Year: 6925 Days

Day: 9.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,776,712 km

• M1: 180,415 km (0.112 R)
• M2: 1,028,485 km (0.083 R)
• M3: 2,089,583 km (0.106 R)
• M4: 3,060,623 km (0.103 R)
• M5: 4,092,399 km (0.076 R)
• M6: 4,811,217 km (0.092 R)
• M7: 7,092,884 km (0.032 R)
• M8: 9,234,527 km (0.064 R)
• M9: 11,778,289 km (0.104 R)
• M10: 12,516,405 km (0.099 R)
• M11: 13,187,501 km (0.084 R)
• M12: 13,932,947 km (0.083 R)
• M13: 16,282,681 km (0.1 R)
• M14: 17,551,869 km (0.075 R)
• M15: 18,638,548 km (0.119 R)
• M16: 19,451,014 km (0.12 R)
• M17: 20,221,743 km (0.066 R)
• M18: 22,237,873 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.3

Radius: 3.1

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 7.31 AU - 8.01 AU

Year: 14138 Days

Day: 18.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,776,712 km

• M1: 41,439 km (0.117 R)
• M2: 178,919 km (0.115 R)
• M3: 1,190,051 km (0.06 R)
• M4: 1,290,132 km (0.082 R)
• M5: 1,748,350 km (0.087 R)
• M6: 2,938,701 km (0.093 R)
• M7: 4,680,768 km (0.055 R)
• M8: 7,607,650 km (0.079 R)
• M9: 8,904,664 km (0.088 R)
• M10: 11,292,395 km (0.12 R)
• M11: 13,167,156 km (0.051 R)
• M12: 15,622,954 km (0.084 R)
• M13: 18,490,746 km (0.075 R)
• M14: 20,808,017 km (0.115 R)
• M15: 21,621,530 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 14,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit