🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.9

Radius: 15

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.8 AU - 0.82 AU

Year: 464 Days

Day: 11.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,866,106 km

• M1: 186,549 km (0.069 R)
• M2: 680,670 km (0.107 R)
• M3: 1,459,178 km (0.113 R)
• M4: 1,973,794 km (0.115 R)
• M5: 3,222,937 km (0.078 R)
• M6: 3,737,852 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.9

Radius: 14.2

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.13 AU - 1.21 AU

Year: 805 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,866,106 km

• M1: 176,825 km (0.093 R)
• M2: 729,439 km (0.112 R)
• M3: 1,225,356 km (0.116 R)
• M4: 1,673,252 km (0.111 R)
• M5: 2,134,313 km (0.103 R)
• M6: 3,052,245 km (0.086 R)
• M7: 4,272,814 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.3

Radius: 13.7

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.48 AU - 5.64 AU

Year: 8336 Days

Day: 13.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,866,106 km

• M1: 170,691 km (0.118 R)
• M2: 610,509 km (0.049 R)
• M3: 1,049,728 km (0.094 R)
• M4: 1,538,764 km (0.053 R)
• M5: 2,001,769 km (0.078 R)
• M6: 3,579,727 km (0.057 R)
• M7: 5,421,277 km (0.065 R)
• M8: 6,993,850 km (0.048 R)
• M9: 8,057,940 km (0.119 R)
• M10: 8,770,923 km (0.115 R)
• M11: 9,311,719 km (0.094 R)
• M12: 10,232,494 km (0.099 R)
• M13: 11,309,749 km (0.116 R)
• M14: 13,524,844 km (0.028 R)
• M15: 14,475,688 km (0.059 R)
• M16: 17,208,243 km (0.059 R)
• M17: 20,774,955 km (0.089 R)
• M18: 22,040,703 km (0.111 R)
• M19: 24,561,876 km (0.067 R)
• M20: 30,077,101 km (0.1 R)
• M21: 30,736,827 km (0.046 R)
• M22: 33,775,010 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.9

Radius: 5

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.79 AU - 9.47 AU

Year: 13400 Days

Day: 18.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,866,106 km

• M1: 62,831 km (0.064 R)
• M2: 495,618 km (0.096 R)
• M3: 673,190 km (0.096 R)
• M4: 1,042,099 km (0.112 R)
• M5: 1,329,925 km (0.081 R)
• M6: 2,341,207 km (0.115 R)
• M7: 2,852,383 km (0.117 R)
• M8: 3,020,979 km (0.115 R)
• M9: 5,320,149 km (0.117 R)
• M10: 9,039,302 km (0.076 R)
• M11: 9,516,070 km (0.077 R)
• M12: 13,904,374 km (0.075 R)
• M13: 15,972,415 km (0.117 R)
• M14: 18,585,291 km (0.098 R)
• M15: 19,535,986 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.5

Radius: 5

Gravity: 15.82 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.89 AU - 12.03 AU

Year: 24667 Days

Day: 15.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,866,106 km

• M1: 69,713 km (0.116 R)
• M2: 245,341 km (0.094 R)
• M3: 439,070 km (0.098 R)
• M4: 1,081,293 km (0.102 R)
• M5: 1,283,699 km (0.092 R)
• M6: 1,479,373 km (0.071 R)
• M7: 1,765,404 km (0.067 R)
• M8: 1,988,904 km (0.115 R)
• M9: 3,690,430 km (0.105 R)
• M10: 4,120,524 km (0.118 R)
• M11: 5,303,394 km (0.094 R)
• M12: 6,434,653 km (0.093 R)
• M13: 8,679,968 km (0.103 R)
• M14: 10,962,532 km (0.076 R)
• M15: 14,637,703 km (0.065 R)
• M16: 15,014,540 km (0.081 R)
• M17: 17,921,975 km (0.099 R)
• M18: 21,183,806 km (0.12 R)
• M19: 29,206,740 km (0.118 R)
• M20: 29,683,808 km (0.102 R)
• M21: 32,401,253 km (0.08 R)
• M22: 38,182,762 km (0.092 R)
• M23: 41,091,543 km (0.057 R)
• M24: 50,697,821 km (0.09 R)
• M25: 53,847,006 km (0.05 R)
• M26: 58,433,826 km (0.092 R)
• M27: 63,274,215 km (0.111 R)
• M28: 69,427,175 km (0.06 R)
• M29: 72,212,837 km (0.113 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 14,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit