🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.44 AU - 0.6 AU

Year: 142 Days

Day: 23.4 Hours

Environment

Temp: 221 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.58 AU - 0.74 AU

Year: 203 Days

Day: 32.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,050,572 km

• M1: 75,547 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.84 AU - 1.06 AU

Year: 351 Days

Day: 21.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.69 AU - 2.07 AU

Year: 976 Days

Day: 23.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.2

Radius: 8

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.93 AU - 6.01 AU

Year: 4845 Days

Day: 12.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,050,572 km

• M1: 99,483 km (0.07 R)
• M2: 512,971 km (0.112 R)
• M3: 811,419 km (0.065 R)
• M4: 1,546,992 km (0.047 R)
• M5: 2,138,950 km (0.11 R)
• M6: 2,793,291 km (0.061 R)
• M7: 3,089,794 km (0.025 R)
• M8: 3,785,873 km (0.08 R)
• M9: 4,515,761 km (0.061 R)
• M10: 5,335,857 km (0.109 R)
• M11: 8,837,644 km (0.076 R)
• M12: 9,664,172 km (0.119 R)
• M13: 10,039,214 km (0.106 R)
• M14: 11,848,600 km (0.103 R)
• M15: 12,321,928 km (0.103 R)
• M16: 12,718,512 km (0.059 R)
• M17: 13,260,505 km (0.091 R)
• M18: 13,959,576 km (0.043 R)
• M19: 14,439,186 km (0.099 R)
• M20: 15,330,042 km (0.093 R)
• M21: 16,204,441 km (0.052 R)
• M22: 17,057,598 km (0.055 R)
• M23: 18,222,217 km (0.05 R)
• M24: 20,585,864 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 14.3

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.9 AU - 8.42 AU

Year: 8030 Days

Day: 14.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 154.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,050,572 km

• M1: 177,872 km (0.056 R)
• M2: 932,144 km (0.086 R)
• M3: 1,462,618 km (0.053 R)
• M4: 2,892,176 km (0.071 R)
• M5: 3,377,172 km (0.116 R)
• M6: 4,308,419 km (0.074 R)
• M7: 4,945,556 km (0.081 R)
• M8: 5,987,356 km (0.081 R)
• M9: 7,573,542 km (0.061 R)
• M10: 9,953,943 km (0.053 R)
• M11: 11,023,717 km (0.109 R)
• M12: 11,913,376 km (0.061 R)
• M13: 14,290,037 km (0.096 R)
• M14: 15,168,177 km (0.05 R)
• M15: 15,712,115 km (0.102 R)
• M16: 20,180,454 km (0.038 R)
• M17: 21,968,597 km (0.096 R)
• M18: 22,901,190 km (0.089 R)
• M19: 24,349,447 km (0.047 R)
• M20: 26,548,237 km (0.048 R)
• M21: 28,327,404 km (0.106 R)
• M22: 33,731,029 km (0.062 R)
• M23: 34,347,970 km (0.071 R)
• M24: 35,077,110 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.6

Radius: 9.8

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.47 AU - 12.85 AU

Year: 14120 Days

Day: 11.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,050,572 km

• M1: 121,922 km (0.119 R)
• M2: 553,063 km (0.091 R)
• M3: 1,332,618 km (0.044 R)
• M4: 2,190,262 km (0.057 R)
• M5: 2,503,072 km (0.104 R)
• M6: 2,846,099 km (0.077 R)
• M7: 3,406,344 km (0.103 R)
• M8: 3,888,348 km (0.104 R)
• M9: 4,513,069 km (0.105 R)
• M10: 5,024,544 km (0.113 R)
• M11: 5,461,220 km (0.117 R)
• M12: 6,494,642 km (0.114 R)
• M13: 6,837,371 km (0.086 R)
• M14: 7,237,545 km (0.089 R)
• M15: 9,920,134 km (0.099 R)
• M16: 11,890,338 km (0.066 R)
• M17: 13,272,323 km (0.107 R)
• M18: 15,579,571 km (0.115 R)
• M19: 16,352,394 km (0.078 R)
• M20: 23,681,493 km (0.047 R)
• M21: 25,646,610 km (0.077 R)
• M22: 25,966,600 km (0.093 R)
• M23: 27,718,241 km (0.082 R)
• M24: 35,913,063 km (0.111 R)
• M25: 38,501,106 km (0.118 R)
• M26: 40,485,821 km (0.055 R)
• M27: 44,812,341 km (0.03 R)
• M28: 45,121,710 km (0.07 R)
• M29: 45,432,425 km (0.11 R)
• M30: 45,744,486 km (0.119 R)
• M31: 49,437,608 km (0.086 R)
• M32: 56,325,543 km (0.038 R)
• M33: 58,879,927 km (0.051 R)
• M34: 66,401,109 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.7

Radius: 5.9

Gravity: 18.89 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 11.41 AU - 12.51 AU

Year: 15666 Days

Day: 17.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,050,572 km

• M1: 87,066 km (0.113 R)
• M2: 324,627 km (0.11 R)
• M3: 582,983 km (0.043 R)
• M4: 1,142,329 km (0.071 R)
• M5: 4,693,184 km (0.085 R)
• M6: 7,386,694 km (0.034 R)
• M7: 7,989,424 km (0.059 R)
• M8: 8,674,582 km (0.116 R)
• M9: 10,500,723 km (0.107 R)
• M10: 14,892,917 km (0.11 R)
• M11: 19,321,014 km (0.107 R)
• M12: 19,754,548 km (0.043 R)
• M13: 21,461,011 km (0.081 R)
• M14: 21,925,962 km (0.091 R)
• M15: 25,473,974 km (0.119 R)
• M16: 28,484,631 km (0.096 R)
• M17: 33,806,426 km (0.102 R)
• M18: 35,201,127 km (0.076 R)
• M19: 38,513,074 km (0.07 R)
• M20: 40,596,673 km (0.055 R)
• M21: 43,638,297 km (0.074 R)
• M22: 44,084,847 km (0.072 R)
• M23: 48,083,598 km (0.096 R)
• M24: 62,455,166 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370

Radius: 5

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 10.4 AU - 13.7 AU

Year: 15843 Days

Day: 16.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,050,572 km

• M1: 68,067 km (0.039 R)
• M2: 227,090 km (0.1 R)
• M3: 397,631 km (0.1 R)
• M4: 870,360 km (0.055 R)
• M5: 2,638,906 km (0.101 R)
• M6: 3,740,994 km (0.106 R)
• M7: 3,904,504 km (0.107 R)
• M8: 4,731,631 km (0.06 R)
• M9: 5,020,654 km (0.083 R)
• M10: 9,927,016 km (0.119 R)
• M11: 11,280,278 km (0.095 R)
• M12: 15,786,016 km (0.054 R)
• M13: 17,545,137 km (0.106 R)
• M14: 18,004,553 km (0.117 R)
• M15: 19,922,547 km (0.115 R)
• M16: 21,796,559 km (0.095 R)
• M17: 24,159,009 km (0.077 R)
• M18: 32,603,659 km (0.103 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 18,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit