🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.5

Radius: 13.5

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.59 AU - 0.69 AU

Year: 341 Days

Day: 11.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,483,524 km

• M1: 167,998 km (0.079 R)
• M2: 810,222 km (0.118 R)
• M3: 1,276,668 km (0.1 R)
• M4: 1,995,336 km (0.114 R)
• M5: 2,612,278 km (0.045 R)
• M6: 3,223,236 km (0.091 R)
• M7: 3,916,173 km (0.091 R)
• M8: 4,513,218 km (0.108 R)
• M9: 5,081,092 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.4

Radius: 9.2

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.01 AU - 1.67 AU

Year: 1034 Days

Day: 6.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,483,524 km

• M1: 114,891 km (0.051 R)
• M2: 466,596 km (0.106 R)
• M3: 894,146 km (0.102 R)
• M4: 1,234,332 km (0.106 R)
• M5: 1,670,111 km (0.063 R)
• M6: 2,039,468 km (0.091 R)
• M7: 2,802,716 km (0.065 R)
• M8: 3,187,482 km (0.075 R)
• M9: 4,400,721 km (0.068 R)
• M10: 4,756,165 km (0.054 R)
• M11: 5,130,908 km (0.118 R)
• M12: 5,464,810 km (0.116 R)
• M13: 6,486,713 km (0.043 R)
• M14: 6,854,275 km (0.062 R)
• M15: 8,015,155 km (0.083 R)
• M16: 9,505,000 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.5

Radius: 11

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.11 AU - 2.33 AU

Year: 2206 Days

Day: 10.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,483,524 km

• M1: 136,732 km (0.114 R)
• M2: 508,782 km (0.071 R)
• M3: 866,022 km (0.074 R)
• M4: 1,260,212 km (0.113 R)
• M5: 1,617,602 km (0.094 R)
• M6: 2,094,520 km (0.061 R)
• M7: 2,664,039 km (0.056 R)
• M8: 3,085,905 km (0.118 R)
• M9: 3,507,920 km (0.059 R)
• M10: 4,280,743 km (0.117 R)
• M11: 4,771,125 km (0.037 R)
• M12: 5,928,264 km (0.045 R)
• M13: 6,404,584 km (0.098 R)
• M14: 9,584,436 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.3

Radius: 12.3

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.13 AU - 4.05 AU

Year: 4536 Days

Day: 11.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,483,524 km

• M1: 153,039 km (0.104 R)
• M2: 562,189 km (0.043 R)
• M3: 978,819 km (0.075 R)
• M4: 1,622,688 km (0.075 R)
• M5: 2,110,676 km (0.084 R)
• M6: 2,862,854 km (0.096 R)
• M7: 3,330,647 km (0.044 R)
• M8: 3,998,003 km (0.034 R)
• M9: 4,632,597 km (0.046 R)
• M10: 5,627,573 km (0.101 R)
• M11: 6,046,297 km (0.084 R)
• M12: 6,546,253 km (0.065 R)
• M13: 6,978,441 km (0.068 R)
• M14: 7,629,192 km (0.114 R)
• M15: 9,279,706 km (0.107 R)
• M16: 10,644,636 km (0.111 R)
• M17: 11,157,009 km (0.084 R)
• M18: 14,794,182 km (0.098 R)
• M19: 15,379,110 km (0.114 R)
• M20: 15,813,991 km (0.065 R)
• M21: 18,845,143 km (0.03 R)
• M22: 21,224,497 km (0.096 R)
• M23: 24,233,808 km (0.05 R)
• M24: 25,047,171 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.2

Radius: 3.9

Gravity: 35.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.85 AU - 7.49 AU

Year: 11487 Days

Day: 23.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,483,524 km

• M1: 48,470 km (0.114 R)
• M2: 430,243 km (0.085 R)
• M3: 701,464 km (0.115 R)
• M4: 1,193,492 km (0.119 R)
• M5: 1,449,903 km (0.072 R)
• M6: 1,711,250 km (0.1 R)
• M7: 1,952,252 km (0.096 R)
• M8: 2,125,187 km (0.097 R)
• M9: 2,403,739 km (0.109 R)
• M10: 2,664,488 km (0.101 R)
• M11: 2,791,047 km (0.096 R)
• M12: 4,202,653 km (0.036 R)
• M13: 6,066,642 km (0.07 R)
• M14: 6,360,752 km (0.08 R)
• M15: 7,137,614 km (0.109 R)
• M16: 8,508,977 km (0.1 R)
• M17: 9,995,980 km (0.119 R)
• M18: 10,988,412 km (0.1 R)
• M19: 12,159,465 km (0.112 R)
• M20: 13,973,339 km (0.092 R)
• M21: 26,461,919 km (0.111 R)
• M22: 28,145,343 km (0.118 R)
• M23: 29,168,144 km (0.118 R)
• M24: 31,071,328 km (0.064 R)
• M25: 34,424,415 km (0.091 R)
• M26: 35,357,606 km (0.087 R)
• M27: 36,068,495 km (0.077 R)
• M28: 40,406,385 km (0.114 R)
• M29: 42,766,890 km (0.04 R)
• M30: 44,390,625 km (0.087 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 12,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit