🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.4 AU - 0.66 AU

Year: 148 Days

Day: 39 Hours

Environment

Temp: 170 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,463,403 km

• M1: 54,603 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.62 AU - 0.8 AU

Year: 229 Days

Day: 37.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 25,463,403 km

• M1: 16,605 km (0.076 R)
• M2: 215,122 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.01 AU - 1.55 AU

Year: 554 Days

Day: 28.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,463,403 km

• M1: 60,438 km (0.103 R)
• M2: 1,292,376 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.12 AU - 1.48 AU

Year: 568 Days

Day: 24.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.02 AU - 2.28 AU

Year: 1207 Days

Day: 28.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332

Radius: 10.8

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.4 AU - 5.34 AU

Year: 4115 Days

Day: 5.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 179.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,463,403 km

• M1: 134,339 km (0.09 R)
• M2: 541,694 km (0.093 R)
• M3: 962,214 km (0.055 R)
• M4: 2,380,401 km (0.066 R)
• M5: 2,944,684 km (0.086 R)
• M6: 5,162,772 km (0.112 R)
• M7: 5,791,682 km (0.073 R)
• M8: 7,022,124 km (0.108 R)
• M9: 8,486,837 km (0.114 R)
• M10: 9,363,480 km (0.083 R)
• M11: 10,222,322 km (0.077 R)
• M12: 10,850,184 km (0.07 R)
• M13: 12,183,101 km (0.069 R)
• M14: 16,514,109 km (0.096 R)
• M15: 17,433,837 km (0.096 R)
• M16: 18,159,985 km (0.061 R)
• M17: 18,616,857 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.7

Radius: 12.5

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.87 AU - 7.47 AU

Year: 7351 Days

Day: 8 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,463,403 km

• M1: 155,432 km (0.036 R)
• M2: 680,521 km (0.064 R)
• M3: 1,137,243 km (0.112 R)
• M4: 1,596,060 km (0.103 R)
• M5: 2,539,573 km (0.068 R)
• M6: 3,237,747 km (0.033 R)
• M7: 4,132,641 km (0.069 R)
• M8: 4,691,539 km (0.112 R)
• M9: 5,654,650 km (0.112 R)
• M10: 7,632,932 km (0.083 R)
• M11: 9,340,143 km (0.097 R)
• M12: 13,551,174 km (0.096 R)
• M13: 15,080,213 km (0.069 R)
• M14: 15,795,590 km (0.089 R)
• M15: 16,784,283 km (0.107 R)
• M16: 18,817,019 km (0.05 R)
• M17: 20,070,050 km (0.112 R)
• M18: 23,922,046 km (0.12 R)
• M19: 25,308,519 km (0.111 R)
• M20: 26,661,781 km (0.09 R)
• M21: 28,600,570 km (0.104 R)
• M22: 29,975,225 km (0.114 R)
• M23: 30,726,206 km (0.092 R)
• M24: 31,297,520 km (0.117 R)
• M25: 33,353,444 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.2

Radius: 13.6

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.25 AU - 9.09 AU

Year: 8941 Days

Day: 6.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,463,403 km

• M1: 169,494 km (0.07 R)
• M2: 720,015 km (0.112 R)
• M3: 1,628,672 km (0.086 R)
• M4: 2,614,821 km (0.087 R)
• M5: 4,616,590 km (0.115 R)
• M6: 5,424,718 km (0.083 R)
• M7: 9,731,341 km (0.097 R)
• M8: 11,845,309 km (0.086 R)
• M9: 12,467,935 km (0.032 R)
• M10: 13,694,189 km (0.107 R)
• M11: 14,776,230 km (0.071 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.7

Radius: 10.8

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.49 AU - 10.29 AU

Year: 10149 Days

Day: 9.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,463,403 km

• M1: 136,433 km (0.105 R)
• M2: 600,336 km (0.099 R)
• M3: 1,867,281 km (0.117 R)
• M4: 3,023,971 km (0.061 R)
• M5: 4,487,936 km (0.094 R)
• M6: 5,883,535 km (0.07 R)
• M7: 6,558,670 km (0.1 R)
• M8: 7,416,314 km (0.115 R)
• M9: 8,971,983 km (0.109 R)
• M10: 10,439,987 km (0.057 R)
• M11: 14,202,373 km (0.105 R)
• M12: 17,336,598 km (0.107 R)
• M13: 17,750,835 km (0.077 R)
• M14: 18,660,838 km (0.111 R)
• M15: 19,158,700 km (0.039 R)
• M16: 23,108,832 km (0.082 R)
• M17: 25,085,319 km (0.053 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: 426 - 15,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit