🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.58 AU - 0.7 AU

Year: 336 Days

Day: 26.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.4

Radius: 8.5

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.04 AU - 1.42 AU

Year: 895 Days

Day: 13.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,399,944 km

• M1: 105,915 km (0.04 R)
• M2: 524,939 km (0.099 R)
• M3: 1,254,827 km (0.119 R)
• M4: 1,595,162 km (0.084 R)
• M5: 1,948,063 km (0.075 R)
• M6: 2,352,726 km (0.055 R)
• M7: 2,617,065 km (0.103 R)
• M8: 2,888,585 km (0.073 R)
• M9: 3,206,331 km (0.11 R)
• M10: 3,726,932 km (0.07 R)
• M11: 4,524,737 km (0.082 R)
• M12: 4,845,026 km (0.068 R)
• M13: 5,256,869 km (0.064 R)
• M14: 5,691,900 km (0.118 R)
• M15: 6,023,259 km (0.053 R)
• M16: 6,367,484 km (0.12 R)
• M17: 6,634,217 km (0.119 R)
• M18: 7,166,486 km (0.111 R)
• M19: 7,676,914 km (0.044 R)
• M20: 8,716,320 km (0.099 R)
• M21: 9,073,560 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.1

Radius: 11.6

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.36 AU - 1.84 AU

Year: 1328 Days

Day: 11.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,399,944 km

• M1: 144,661 km (0.113 R)
• M2: 534,064 km (0.085 R)
• M3: 972,685 km (0.098 R)
• M4: 1,397,992 km (0.092 R)
• M5: 1,798,316 km (0.106 R)
• M6: 2,243,818 km (0.052 R)
• M7: 3,220,693 km (0.119 R)
• M8: 3,759,843 km (0.08 R)
• M9: 7,861,518 km (0.046 R)
• M10: 8,382,118 km (0.074 R)
• M11: 8,870,256 km (0.04 R)
• M12: 9,291,524 km (0.096 R)
• M13: 9,933,598 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360

Radius: 11.3

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.4 AU - 2.22 AU

Year: 1597 Days

Day: 8.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,399,944 km

• M1: 140,622 km (0.108 R)
• M2: 526,585 km (0.086 R)
• M3: 921,373 km (0.109 R)
• M4: 1,308,233 km (0.092 R)
• M5: 1,777,372 km (0.106 R)
• M6: 2,169,169 km (0.069 R)
• M7: 2,979,840 km (0.115 R)
• M8: 3,418,461 km (0.114 R)
• M9: 4,081,778 km (0.069 R)
• M10: 4,643,219 km (0.116 R)
• M11: 6,008,000 km (0.111 R)
• M12: 6,665,184 km (0.11 R)
• M13: 7,884,107 km (0.095 R)
• M14: 8,505,237 km (0.11 R)
• M15: 9,875,703 km (0.069 R)
• M16: 10,374,313 km (0.079 R)
• M17: 11,021,174 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.2

Radius: 9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.02 AU - 2.99 AU

Year: 2593 Days

Day: 9.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,399,944 km

• M1: 111,899 km (0.081 R)
• M2: 440,865 km (0.066 R)
• M3: 792,121 km (0.107 R)
• M4: 1,089,372 km (0.087 R)
• M5: 1,564,195 km (0.056 R)
• M6: 3,610,844 km (0.106 R)
• M7: 4,164,206 km (0.09 R)
• M8: 4,876,591 km (0.116 R)
• M9: 6,046,148 km (0.073 R)
• M10: 7,616,626 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118

Radius: 8.2

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.54 AU - 2.58 AU

Year: 2687 Days

Day: 10.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,399,944 km

• M1: 102,026 km (0.088 R)
• M2: 465,997 km (0.04 R)
• M3: 729,888 km (0.09 R)
• M4: 989,141 km (0.104 R)
• M5: 1,676,095 km (0.082 R)
• M6: 2,034,381 km (0.104 R)
• M7: 2,919,402 km (0.118 R)
• M8: 3,843,917 km (0.091 R)
• M9: 4,174,977 km (0.099 R)
• M10: 5,145,120 km (0.092 R)
• M11: 6,015,031 km (0.102 R)
• M12: 6,485,068 km (0.082 R)
• M13: 8,231,024 km (0.032 R)
• M14: 9,595,955 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.2

Radius: 4

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.21 AU - 10.43 AU

Year: 17184 Days

Day: 17.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,399,944 km

• M1: 49,816 km (0.101 R)
• M2: 718,967 km (0.08 R)
• M3: 1,032,225 km (0.059 R)
• M4: 2,542,865 km (0.074 R)
• M5: 4,214,471 km (0.091 R)
• M6: 4,873,899 km (0.116 R)
• M7: 5,056,707 km (0.052 R)
• M8: 6,650,822 km (0.103 R)
• M9: 13,801,002 km (0.025 R)
• M10: 22,663,778 km (0.09 R)
• M11: 31,441,882 km (0.093 R)
• M12: 35,031,333 km (0.076 R)
• M13: 36,866,151 km (0.118 R)
• M14: 38,283,441 km (0.077 R)
• M15: 41,857,933 km (0.083 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 13,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit