🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.73 AU - 1.05 AU

Year: 308 Days

Day: 15.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.97 AU - 1.57 AU

Year: 525 Days

Day: 13.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,414,259 km

• M1: 939,923 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.5 AU - 2.22 AU

Year: 931 Days

Day: 17.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.56 AU - 2.36 AU

Year: 1007 Days

Day: 47 Hours

Environment

Temp: -76 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.65 AU - 3.83 AU

Year: 2655 Days

Day: 27.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,414,259 km

• M1: 678,875 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.3

Radius: 11.2

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7 AU - 10.06 AU

Year: 9145 Days

Day: 5 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,414,259 km

• M1: 141,669 km (0.106 R)
• M2: 511,924 km (0.094 R)
• M3: 1,703,321 km (0.111 R)
• M4: 3,028,908 km (0.075 R)
• M5: 4,319,489 km (0.102 R)
• M6: 4,922,668 km (0.109 R)
• M7: 6,032,983 km (0.099 R)
• M8: 6,417,898 km (0.079 R)
• M9: 7,074,483 km (0.071 R)
• M10: 7,604,209 km (0.093 R)
• M11: 10,661,092 km (0.082 R)
• M12: 11,093,430 km (0.034 R)
• M13: 12,039,637 km (0.081 R)
• M14: 13,836,457 km (0.106 R)
• M15: 16,085,361 km (0.099 R)
• M16: 16,597,285 km (0.101 R)
• M17: 19,194,604 km (0.105 R)
• M18: 22,968,659 km (0.098 R)
• M19: 24,279,884 km (0.05 R)
• M20: 24,803,028 km (0.054 R)
• M21: 25,640,177 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.3

Radius: 4

Gravity: 29.14 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 12.33 AU - 14.51 AU

Year: 18047 Days

Day: 17.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,414,259 km

• M1: 50,115 km (0.062 R)
• M2: 934,837 km (0.111 R)
• M3: 1,097,450 km (0.109 R)
• M4: 1,225,207 km (0.059 R)
• M5: 1,874,461 km (0.107 R)
• M6: 2,418,698 km (0.047 R)
• M7: 3,987,082 km (0.061 R)
• M8: 4,743,150 km (0.098 R)
• M9: 4,980,562 km (0.048 R)
• M10: 6,010,394 km (0.101 R)
• M11: 6,700,638 km (0.039 R)
• M12: 8,530,519 km (0.109 R)
• M13: 11,984,585 km (0.116 R)
• M14: 13,006,936 km (0.081 R)
• M15: 13,606,974 km (0.118 R)
• M16: 16,964,249 km (0.088 R)
• M17: 17,359,487 km (0.085 R)
• M18: 18,415,647 km (0.115 R)
• M19: 18,833,026 km (0.053 R)
• M20: 24,544,971 km (0.07 R)
• M21: 30,029,828 km (0.049 R)
• M22: 30,491,636 km (0.101 R)
• M23: 31,193,250 km (0.114 R)
• M24: 32,265,568 km (0.099 R)
• M25: 43,338,653 km (0.105 R)
• M26: 46,802,143 km (0.069 R)
• M27: 49,477,701 km (0.077 R)
• M28: 61,384,345 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.5

Radius: 5.4

Gravity: 30.98 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 13.92 AU - 15.18 AU

Year: 20374 Days

Day: 15.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,414,259 km

• M1: 69,862 km (0.075 R)
• M2: 601,683 km (0.118 R)
• M3: 1,121,236 km (0.1 R)
• M4: 1,339,200 km (0.108 R)
• M5: 1,841,849 km (0.097 R)
• M6: 2,833,234 km (0.117 R)
• M7: 3,045,962 km (0.027 R)
• M8: 3,655,424 km (0.12 R)
• M9: 5,842,545 km (0.109 R)
• M10: 7,405,992 km (0.075 R)
• M11: 8,391,244 km (0.118 R)
• M12: 14,654,607 km (0.089 R)
• M13: 19,511,452 km (0.103 R)
• M14: 22,613,214 km (0.082 R)
• M15: 35,536,825 km (0.087 R)
• M16: 36,830,846 km (0.082 R)
• M17: 39,512,687 km (0.057 R)
• M18: 43,125,027 km (0.089 R)
• M19: 43,611,818 km (0.091 R)
• M20: 54,134,383 km (0.119 R)
• M21: 54,322,727 km (0.099 R)
• M22: 60,179,932 km (0.071 R)
• M23: 61,399,753 km (0.067 R)
• M24: 64,521,262 km (0.07 R)
• M25: 73,359,205 km (0.069 R)
• M26: 83,723,196 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.4

Radius: 3.5

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 15.7 AU - 23.66 AU

Year: 32049 Days

Day: 16 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,414,259 km

• M1: 60,886 km (0.104 R)
• M2: 192,682 km (0.116 R)
• M3: 437,125 km (0.068 R)
• M4: 893,997 km (0.073 R)
• M5: 1,007,691 km (0.119 R)
• M6: 2,913,568 km (0.084 R)
• M7: 3,860,672 km (0.074 R)
• M8: 7,292,298 km (0.117 R)
• M9: 8,899,577 km (0.098 R)
• M10: 10,093,368 km (0.106 R)
• M11: 11,699,301 km (0.096 R)
• M12: 12,399,719 km (0.113 R)
• M13: 16,247,376 km (0.038 R)
• M14: 26,075,657 km (0.066 R)
• M15: 27,931,867 km (0.109 R)
• M16: 28,607,451 km (0.092 R)
• M17: 30,343,983 km (0.093 R)
• M18: 38,406,411 km (0.078 R)
• M19: 42,259,005 km (0.071 R)
• M20: 47,785,599 km (0.096 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 14,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit