🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.47 AU - 0.71 AU

Year: 170 Days

Day: 12.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 45 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,864,581 km

• M1: 34,557 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.6 AU - 0.9 AU

Year: 243 Days

Day: 16.8 Hours

Environment

Temp: 143 °C

Axial Tilt: 111.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.78 AU - 0.86 AU

Year: 278 Days

Day: 32.1 Hours

Environment

Temp: 134 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.11 AU - 1.51 AU

Year: 562 Days

Day: 24.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.65 AU - 4.47 AU

Year: 3066 Days

Day: 42.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.5

Radius: 10.8

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.93 AU - 7.05 AU

Year: 6925 Days

Day: 8.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,864,581 km

• M1: 137,480 km (0.117 R)
• M2: 506,987 km (0.074 R)
• M3: 845,976 km (0.081 R)
• M4: 1,333,964 km (0.07 R)
• M5: 1,671,906 km (0.067 R)
• M6: 2,083,898 km (0.116 R)
• M7: 2,694,856 km (0.06 R)
• M8: 3,992,019 km (0.099 R)
• M9: 4,652,793 km (0.112 R)
• M10: 6,363,145 km (0.115 R)
• M11: 8,584,375 km (0.119 R)
• M12: 9,869,869 km (0.111 R)
• M13: 11,381,406 km (0.093 R)
• M14: 12,653,586 km (0.119 R)
• M15: 14,858,061 km (0.075 R)
• M16: 16,375,731 km (0.096 R)
• M17: 19,130,875 km (0.117 R)
• M18: 22,021,555 km (0.12 R)
• M19: 23,487,464 km (0.065 R)
• M20: 26,073,562 km (0.086 R)
• M21: 32,317,329 km (0.063 R)
• M22: 33,358,829 km (0.076 R)
• M23: 34,530,031 km (0.056 R)
• M24: 35,289,539 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.8

Radius: 11.3

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.98 AU - 8.64 AU

Year: 7406 Days

Day: 14.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,864,581 km

• M1: 154,535 km (0.119 R)
• M2: 576,999 km (0.107 R)
• M3: 1,513,631 km (0.102 R)
• M4: 1,870,871 km (0.111 R)
• M5: 2,595,074 km (0.094 R)
• M6: 3,093,684 km (0.093 R)
• M7: 4,788,478 km (0.088 R)
• M8: 5,421,576 km (0.041 R)
• M9: 5,916,297 km (0.108 R)
• M10: 8,941,614 km (0.119 R)
• M11: 11,322,016 km (0.087 R)
• M12: 16,519,494 km (0.071 R)
• M13: 20,285,920 km (0.08 R)
• M14: 21,102,425 km (0.047 R)
• M15: 22,880,546 km (0.104 R)
• M16: 25,432,536 km (0.084 R)
• M17: 27,354,868 km (0.113 R)
• M18: 28,168,531 km (0.104 R)
• M19: 28,719,799 km (0.032 R)
• M20: 31,486,761 km (0.056 R)

Asteroid Belt

Center: 11.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.1

Radius: 3.1

Gravity: 61.93 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 13.44 AU - 19.88 AU

Year: 25482 Days

Day: 19 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 63,864,581 km

• M1: 38,596 km (0.109 R)
• M2: 193,430 km (0.043 R)
• M3: 293,212 km (0.048 R)
• M4: 414,835 km (0.119 R)
• M5: 511,475 km (0.066 R)
• M6: 623,524 km (0.04 R)
• M7: 1,452,745 km (0.025 R)
• M8: 1,754,933 km (0.042 R)
• M9: 2,012,989 km (0.081 R)
• M10: 2,118,755 km (0.099 R)
• M11: 3,984,838 km (0.063 R)
• M12: 4,151,939 km (0.029 R)
• M13: 4,429,144 km (0.111 R)
• M14: 6,448,267 km (0.118 R)
• M15: 7,205,232 km (0.086 R)
• M16: 7,503,829 km (0.106 R)
• M17: 7,605,107 km (0.068 R)
• M18: 9,064,285 km (0.117 R)
• M19: 9,648,913 km (0.061 R)
• M20: 10,572,381 km (0.106 R)
• M21: 11,961,995 km (0.109 R)
• M22: 16,337,733 km (0.08 R)
• M23: 21,980,116 km (0.085 R)
• M24: 25,233,870 km (0.084 R)
• M25: 25,461,558 km (0.118 R)
• M26: 29,797,353 km (0.118 R)
• M27: 30,051,669 km (0.114 R)
• M28: 33,628,554 km (0.101 R)
• M29: 34,460,169 km (0.114 R)
• M30: 36,598,969 km (0.074 R)
• M31: 36,744,678 km (0.118 R)
• M32: 38,976,229 km (0.119 R)
• M33: 40,668,929 km (0.082 R)
• M34: 44,696,852 km (0.065 R)
• M35: 53,160,202 km (0.101 R)
• M36: 60,165,272 km (0.074 R)
• M37: 73,395,109 km (0.113 R)
• M38: 75,497,557 km (0.099 R)
• M39: 77,160,338 km (0.111 R)
• M40: 84,055,453 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.5

Radius: 4.7

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 14.93 AU - 23.51 AU

Year: 31576 Days

Day: 20.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,864,581 km

• M1: 261,198 km (0.11 R)
• M2: 503,098 km (0.094 R)
• M3: 824,733 km (0.117 R)
• M4: 1,356,703 km (0.114 R)
• M5: 1,747,004 km (0.104 R)
• M6: 2,478,837 km (0.067 R)
• M7: 6,682,986 km (0.057 R)
• M8: 7,565,164 km (0.106 R)
• M9: 7,844,314 km (0.082 R)
• M10: 10,161,585 km (0.075 R)
• M11: 13,771,830 km (0.113 R)
• M12: 21,293,911 km (0.12 R)
• M13: 22,799,015 km (0.075 R)
• M14: 24,474,361 km (0.052 R)
• M15: 30,688,507 km (0.05 R)
• M16: 34,345,876 km (0.088 R)
• M17: 44,285,906 km (0.115 R)
• M18: 52,213,546 km (0.07 R)
• M19: 52,381,096 km (0.109 R)
• M20: 57,040,920 km (0.091 R)
• M21: 59,562,392 km (0.081 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 15,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit