🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.64 AU - 0.72 AU

Year: 200 Days

Day: 12.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,601,854 km

• M1: 401,221 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.57 AU - 0.93 AU

Year: 232 Days

Day: 42.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.46 AU - 5.06 AU

Year: 3134 Days

Day: 43.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,601,854 km

• M1: 33,510 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.06 AU - 5.02 AU

Year: 3448 Days

Day: 14 Hours

Environment

Temp: -130 °C

Axial Tilt: 142 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,601,854 km

• M1: 727,494 km (0.051 R)
• M2: 1,966,314 km (0.087 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.5

Radius: 10.8

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.1 AU - 5.48 AU

Year: 4337 Days

Day: 9.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,601,854 km

• M1: 134,339 km (0.059 R)
• M2: 733,030 km (0.092 R)
• M3: 1,389,764 km (0.106 R)
• M4: 2,087,189 km (0.073 R)
• M5: 3,229,968 km (0.103 R)
• M6: 4,151,491 km (0.102 R)
• M7: 6,509,003 km (0.115 R)
• M8: 7,287,660 km (0.073 R)
• M9: 8,442,406 km (0.062 R)
• M10: 13,937,286 km (0.066 R)
• M11: 15,467,821 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.8

Radius: 13.8

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.93 AU - 6.09 AU

Year: 4610 Days

Day: 8.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,601,854 km

• M1: 171,589 km (0.087 R)
• M2: 884,871 km (0.09 R)
• M3: 1,476,531 km (0.101 R)
• M4: 1,961,527 km (0.061 R)
• M5: 2,689,770 km (0.119 R)
• M6: 3,127,792 km (0.115 R)
• M7: 3,831,351 km (0.044 R)
• M8: 4,588,017 km (0.111 R)
• M9: 5,056,258 km (0.097 R)
• M10: 7,224,680 km (0.088 R)
• M11: 8,081,576 km (0.08 R)
• M12: 8,535,007 km (0.096 R)
• M13: 9,246,944 km (0.103 R)
• M14: 10,127,327 km (0.117 R)
• M15: 10,789,896 km (0.104 R)
• M16: 12,598,385 km (0.081 R)
• M17: 14,326,390 km (0.117 R)
• M18: 16,446,192 km (0.043 R)
• M19: 18,899,297 km (0.12 R)
• M20: 19,431,267 km (0.041 R)
• M21: 20,386,001 km (0.117 R)
• M22: 28,658,464 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.3

Radius: 14.1

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.06 AU - 6.8 AU

Year: 5147 Days

Day: 9 Hours

Environment

Temp: -136 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,601,854 km

• M1: 176,825 km (0.096 R)
• M2: 963,560 km (0.085 R)
• M3: 1,412,802 km (0.111 R)
• M4: 2,295,430 km (0.109 R)
• M5: 2,960,691 km (0.074 R)
• M6: 3,604,261 km (0.115 R)
• M7: 4,222,250 km (0.114 R)
• M8: 5,643,879 km (0.114 R)
• M9: 9,015,216 km (0.102 R)
• M10: 17,563,688 km (0.076 R)
• M11: 18,313,323 km (0.092 R)
• M12: 21,526,984 km (0.094 R)
• M13: 22,970,753 km (0.062 R)
• M14: 25,021,141 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.7

Radius: 10.6

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.34 AU - 9.66 AU

Year: 8833 Days

Day: 6.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 138.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,601,854 km

• M1: 131,796 km (0.093 R)
• M2: 505,192 km (0.065 R)
• M3: 1,050,626 km (0.03 R)
• M4: 2,879,609 km (0.055 R)
• M5: 3,740,545 km (0.045 R)
• M6: 4,734,922 km (0.094 R)
• M7: 5,166,213 km (0.083 R)
• M8: 5,523,303 km (0.114 R)
• M9: 6,695,402 km (0.065 R)
• M10: 7,279,881 km (0.094 R)
• M11: 9,670,156 km (0.097 R)
• M12: 10,831,783 km (0.06 R)
• M13: 13,921,279 km (0.065 R)
• M14: 15,201,238 km (0.115 R)
• M15: 16,558,091 km (0.115 R)
• M16: 17,554,861 km (0.096 R)
• M17: 18,067,982 km (0.101 R)
• M18: 19,824,710 km (0.038 R)
• M19: 21,525,638 km (0.108 R)
• M20: 22,454,491 km (0.11 R)
• M21: 22,972,249 km (0.109 R)
• M22: 23,321,859 km (0.081 R)
• M23: 25,123,466 km (0.092 R)
• M24: 25,587,968 km (0.085 R)
• M25: 31,403,435 km (0.105 R)
• M26: 34,502,655 km (0.109 R)
• M27: 34,961,322 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.7

Radius: 12

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.28 AU - 9.8 AU

Year: 10503 Days

Day: 8.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,601,854 km

• M1: 149,299 km (0.041 R)
• M2: 1,402,330 km (0.082 R)
• M3: 4,002,940 km (0.114 R)
• M4: 5,380,287 km (0.03 R)
• M5: 5,856,607 km (0.094 R)
• M6: 7,171,872 km (0.079 R)
• M7: 8,584,075 km (0.104 R)
• M8: 9,093,755 km (0.101 R)
• M9: 25,516,759 km (0.082 R)
• M10: 26,475,083 km (0.064 R)
• M11: 33,639,325 km (0.072 R)
• M12: 34,096,945 km (0.115 R)
• M13: 42,795,762 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196

Radius: 7.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 11.37 AU - 15.29 AU

Year: 17348 Days

Day: 18.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,601,854 km

• M1: 98,585 km (0.067 R)
• M2: 363,672 km (0.113 R)
• M3: 1,839,755 km (0.081 R)
• M4: 2,274,785 km (0.062 R)
• M5: 3,054,340 km (0.069 R)
• M6: 4,585,474 km (0.109 R)
• M7: 6,533,388 km (0.083 R)
• M8: 9,780,260 km (0.09 R)
• M9: 11,476,251 km (0.107 R)
• M10: 11,970,971 km (0.073 R)
• M11: 13,906,917 km (0.085 R)
• M12: 20,550,110 km (0.039 R)
• M13: 20,872,194 km (0.097 R)
• M14: 24,191,322 km (0.045 R)
• M15: 27,358,459 km (0.08 R)
• M16: 35,071,126 km (0.117 R)
• M17: 37,173,724 km (0.112 R)
• M18: 43,983,270 km (0.115 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 19,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit