🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.63 AU - 0.85 AU

Year: 280 Days

Day: 40.8 Hours

Environment

Temp: -20 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,215,857 km

• M1: 34,856 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.77 AU - 0.91 AU

Year: 339 Days

Day: 47.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.67 AU - 1.83 AU

Year: 1018 Days

Day: 32.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543

Radius: 12.2

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.13 AU - 3.49 AU

Year: 2648 Days

Day: 9.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,215,857 km

• M1: 152,739 km (0.079 R)
• M2: 607,966 km (0.093 R)
• M3: 1,131,558 km (0.113 R)
• M4: 2,059,364 km (0.066 R)
• M5: 2,586,547 km (0.093 R)
• M6: 3,186,435 km (0.03 R)
• M7: 3,746,379 km (0.107 R)
• M8: 4,149,097 km (0.073 R)
• M9: 4,601,930 km (0.072 R)
• M10: 5,559,057 km (0.031 R)
• M11: 6,215,343 km (0.069 R)
• M12: 6,866,542 km (0.085 R)
• M13: 8,760,451 km (0.108 R)
• M14: 10,153,955 km (0.092 R)
• M15: 10,561,909 km (0.093 R)
• M16: 12,138,820 km (0.086 R)
• M17: 13,070,216 km (0.088 R)
• M18: 14,003,258 km (0.047 R)
• M19: 14,743,469 km (0.079 R)
• M20: 16,403,107 km (0.058 R)
• M21: 18,238,224 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.5

Radius: 9.6

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.4 AU - 6.84 AU

Year: 6657 Days

Day: 14.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,215,857 km

• M1: 121,773 km (0.11 R)
• M2: 431,590 km (0.109 R)
• M3: 730,786 km (0.066 R)
• M4: 1,283,550 km (0.055 R)
• M5: 2,600,609 km (0.118 R)
• M6: 3,298,334 km (0.068 R)
• M7: 3,681,005 km (0.103 R)
• M8: 6,573,630 km (0.083 R)
• M9: 7,415,866 km (0.101 R)
• M10: 8,475,318 km (0.117 R)
• M11: 12,352,745 km (0.109 R)
• M12: 12,932,886 km (0.08 R)
• M13: 13,480,563 km (0.077 R)
• M14: 14,043,650 km (0.066 R)
• M15: 22,788,393 km (0.089 R)
• M16: 26,651,609 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900

Radius: 14

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.16 AU - 7.28 AU

Year: 7660 Days

Day: 6.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,215,857 km

• M1: 174,282 km (0.114 R)
• M2: 764,296 km (0.066 R)
• M3: 1,894,657 km (0.12 R)
• M4: 2,831,289 km (0.039 R)
• M5: 4,243,493 km (0.118 R)
• M6: 4,836,200 km (0.094 R)
• M7: 5,712,095 km (0.046 R)
• M8: 8,627,309 km (0.047 R)
• M9: 12,702,505 km (0.099 R)
• M10: 15,061,065 km (0.106 R)
• M11: 16,377,825 km (0.104 R)
• M12: 16,925,503 km (0.048 R)
• M13: 18,568,537 km (0.062 R)
• M14: 19,014,039 km (0.119 R)
• M15: 20,081,719 km (0.113 R)
• M16: 21,108,559 km (0.082 R)
• M17: 27,824,606 km (0.099 R)
• M18: 29,400,470 km (0.114 R)
• M19: 34,820,999 km (0.096 R)
• M20: 37,944,453 km (0.069 R)
• M21: 38,904,721 km (0.106 R)
• M22: 40,004,266 km (0.116 R)
• M23: 42,265,288 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.4

Radius: 3.5

Gravity: 51.71 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.29 AU - 11.19 AU

Year: 14408 Days

Day: 24.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,215,857 km

• M1: 43,533 km (0.107 R)
• M2: 835,953 km (0.078 R)
• M3: 1,030,580 km (0.095 R)
• M4: 1,228,348 km (0.115 R)
• M5: 1,749,098 km (0.081 R)
• M6: 2,068,191 km (0.111 R)
• M7: 2,403,888 km (0.105 R)
• M8: 5,613,959 km (0.098 R)
• M9: 6,067,390 km (0.11 R)
• M10: 7,664,497 km (0.118 R)
• M11: 9,313,365 km (0.105 R)
• M12: 11,478,944 km (0.084 R)
• M13: 12,207,336 km (0.08 R)
• M14: 12,773,414 km (0.099 R)
• M15: 13,160,424 km (0.109 R)
• M16: 15,213,655 km (0.113 R)
• M17: 20,374,332 km (0.113 R)
• M18: 20,991,274 km (0.086 R)
• M19: 37,380,918 km (0.076 R)
• M20: 37,511,965 km (0.092 R)
• M21: 46,095,741 km (0.077 R)
• M22: 59,393,197 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.9

Radius: 7.5

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 11.82 AU - 16.84 AU

Year: 23853 Days

Day: 16.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,215,857 km

• M1: 93,349 km (0.03 R)
• M2: 343,477 km (0.055 R)
• M3: 651,349 km (0.063 R)
• M4: 1,536,071 km (0.044 R)
• M5: 1,827,338 km (0.102 R)
• M6: 2,196,396 km (0.098 R)
• M7: 2,544,959 km (0.091 R)
• M8: 3,163,546 km (0.039 R)
• M9: 3,437,609 km (0.078 R)
• M10: 3,697,611 km (0.032 R)
• M11: 5,090,516 km (0.065 R)
• M12: 8,497,309 km (0.082 R)
• M13: 8,867,264 km (0.113 R)
• M14: 9,753,183 km (0.091 R)
• M15: 11,380,209 km (0.102 R)
• M16: 12,628,304 km (0.119 R)
• M17: 14,258,323 km (0.05 R)
• M18: 15,009,005 km (0.094 R)
• M19: 16,023,877 km (0.067 R)
• M20: 16,917,724 km (0.07 R)
• M21: 17,419,026 km (0.083 R)
• M22: 19,982,984 km (0.115 R)
• M23: 21,500,206 km (0.073 R)
• M24: 24,022,127 km (0.096 R)
• M25: 26,287,637 km (0.083 R)
• M26: 35,949,116 km (0.118 R)
• M27: 47,734,437 km (0.066 R)
• M28: 48,233,046 km (0.075 R)
• M29: 53,769,215 km (0.105 R)
• M30: 69,643,494 km (0.112 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: 250 - 15,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit