🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.41 AU - 0.61 AU

Year: 134 Days

Day: 17 Hours

Environment

Temp: 206 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.81 AU - 1.07 AU

Year: 335 Days

Day: 15.5 Hours

Environment

Temp: 47 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.09 AU - 1.37 AU

Year: 501 Days

Day: 29.3 Hours

Environment

Temp: -0 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.34 AU - 1.92 AU

Year: 764 Days

Day: 28.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.46 AU - 1.84 AU

Year: 778 Days

Day: 39.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,765,695 km

• M1: 32,164 km (0.052 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.79 AU - 3.25 AU

Year: 1927 Days

Day: 26.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.8

Radius: 9.6

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.72 AU - 4.92 AU

Year: 3885 Days

Day: 8.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,765,695 km

• M1: 121,623 km (0.066 R)
• M2: 458,966 km (0.087 R)
• M3: 1,573,620 km (0.108 R)
• M4: 1,893,161 km (0.087 R)
• M5: 2,211,954 km (0.105 R)
• M6: 2,518,480 km (0.075 R)
• M7: 3,256,596 km (0.117 R)
• M8: 3,573,444 km (0.103 R)
• M9: 4,553,011 km (0.088 R)
• M10: 5,844,190 km (0.098 R)
• M11: 6,558,969 km (0.031 R)
• M12: 7,002,228 km (0.03 R)
• M13: 8,162,209 km (0.09 R)
• M14: 10,429,664 km (0.093 R)
• M15: 11,390,232 km (0.075 R)
• M16: 14,309,036 km (0.078 R)
• M17: 15,164,437 km (0.084 R)
• M18: 15,772,104 km (0.079 R)
• M19: 19,634,272 km (0.071 R)
• M20: 20,157,565 km (0.109 R)
• M21: 24,911,785 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.1

Radius: 9.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.07 AU - 8.67 AU

Year: 8889 Days

Day: 8.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,765,695 km

• M1: 121,922 km (0.054 R)
• M2: 448,494 km (0.075 R)
• M3: 834,457 km (0.116 R)
• M4: 1,213,089 km (0.075 R)
• M5: 1,571,675 km (0.064 R)
• M6: 2,064,301 km (0.1 R)
• M7: 2,734,350 km (0.091 R)
• M8: 3,163,397 km (0.104 R)
• M9: 4,028,820 km (0.111 R)
• M10: 4,531,020 km (0.103 R)
• M11: 6,222,972 km (0.099 R)
• M12: 7,497,845 km (0.088 R)
• M13: 8,594,547 km (0.049 R)
• M14: 9,026,736 km (0.098 R)
• M15: 10,556,823 km (0.109 R)
• M16: 11,512,454 km (0.12 R)
• M17: 14,909,971 km (0.113 R)
• M18: 15,598,121 km (0.04 R)
• M19: 16,372,889 km (0.073 R)
• M20: 19,360,807 km (0.067 R)
• M21: 21,887,216 km (0.081 R)
• M22: 24,453,567 km (0.037 R)
• M23: 26,211,791 km (0.093 R)
• M24: 31,479,282 km (0.08 R)
• M25: 34,630,261 km (0.085 R)
• M26: 39,386,427 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.6

Radius: 7.8

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 12.97 AU - 20.37 AU

Year: 24985 Days

Day: 15.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,765,695 km

• M1: 97,089 km (0.088 R)
• M2: 353,949 km (0.099 R)
• M3: 816,356 km (0.076 R)
• M4: 1,104,930 km (0.104 R)
• M5: 1,369,718 km (0.08 R)
• M6: 1,971,700 km (0.072 R)
• M7: 3,781,385 km (0.062 R)
• M8: 4,225,691 km (0.036 R)
• M9: 8,109,401 km (0.115 R)
• M10: 15,886,845 km (0.063 R)
• M11: 18,607,582 km (0.047 R)
• M12: 20,172,375 km (0.112 R)
• M13: 21,035,405 km (0.081 R)
• M14: 22,426,366 km (0.085 R)
• M15: 23,771,999 km (0.11 R)
• M16: 27,312,382 km (0.055 R)
• M17: 29,694,878 km (0.098 R)
• M18: 34,461,515 km (0.119 R)
• M19: 37,524,831 km (0.071 R)
• M20: 40,312,437 km (0.118 R)
• M21: 44,027,102 km (0.067 R)
• M22: 44,990,213 km (0.078 R)
• M23: 46,958,472 km (0.112 R)
• M24: 47,795,323 km (0.119 R)
• M25: 50,890,204 km (0.059 R)
• M26: 56,528,996 km (0.107 R)
• M27: 68,171,151 km (0.066 R)
• M28: 75,230,675 km (0.046 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: 457 - 16,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit