🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.63 AU - 0.71 AU

Year: 211 Days

Day: 22.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.87 AU - 0.87 AU

Year: 312 Days

Day: 19.8 Hours

Environment

Temp: 11 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,040,293 km

• M1: 68,965 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.9 AU - 0.96 AU

Year: 345 Days

Day: 28.2 Hours

Environment

Temp: -0 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.87 AU - 1.23 AU

Year: 414 Days

Day: 16.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,040,293 km

• M1: 822,040 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.65 AU - 2.85 AU

Year: 1756 Days

Day: 22 Hours

Environment

Temp: -112 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,040,293 km

• M1: 247,136 km (0.091 R)
• M2: 963,410 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.8

Radius: 8.7

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.17 AU - 4.19 AU

Year: 3290 Days

Day: 13.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 99.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,040,293 km

• M1: 108,159 km (0.118 R)
• M2: 383,270 km (0.104 R)
• M3: 782,546 km (0.059 R)
• M4: 1,098,796 km (0.08 R)
• M5: 1,451,847 km (0.112 R)
• M6: 2,694,557 km (0.042 R)
• M7: 3,040,427 km (0.101 R)
• M8: 3,523,479 km (0.081 R)
• M9: 4,280,593 km (0.116 R)
• M10: 5,095,303 km (0.092 R)
• M11: 5,527,342 km (0.067 R)
• M12: 5,828,782 km (0.079 R)
• M13: 6,464,872 km (0.114 R)
• M14: 6,743,274 km (0.112 R)
• M15: 7,688,283 km (0.085 R)
• M16: 8,652,142 km (0.089 R)
• M17: 9,094,055 km (0.118 R)
• M18: 9,373,354 km (0.077 R)
• M19: 9,839,501 km (0.069 R)
• M20: 10,358,755 km (0.107 R)
• M21: 11,132,026 km (0.076 R)
• M22: 11,695,861 km (0.095 R)
• M23: 13,412,197 km (0.082 R)
• M24: 14,709,211 km (0.106 R)
• M25: 15,735,452 km (0.11 R)
• M26: 18,873,716 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.1

Radius: 11.6

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.33 AU - 7.81 AU

Year: 8019 Days

Day: 11.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 33,040,293 km

• M1: 150,795 km (0.1 R)
• M2: 933,640 km (0.086 R)
• M3: 1,608,327 km (0.105 R)
• M4: 2,015,233 km (0.073 R)
• M5: 2,706,375 km (0.119 R)
• M6: 3,107,896 km (0.066 R)
• M7: 3,722,593 km (0.057 R)
• M8: 4,332,654 km (0.092 R)
• M9: 4,946,753 km (0.049 R)
• M10: 6,422,237 km (0.032 R)
• M11: 7,584,612 km (0.034 R)
• M12: 8,566,872 km (0.098 R)
• M13: 9,924,024 km (0.09 R)
• M14: 10,372,967 km (0.11 R)
• M15: 10,940,092 km (0.08 R)
• M16: 11,801,926 km (0.055 R)
• M17: 13,238,514 km (0.041 R)
• M18: 14,092,269 km (0.114 R)
• M19: 15,640,607 km (0.112 R)
• M20: 16,112,887 km (0.052 R)
• M21: 20,082,617 km (0.104 R)
• M22: 27,483,672 km (0.089 R)
• M23: 28,570,650 km (0.081 R)
• M24: 31,680,341 km (0.099 R)
• M25: 37,233,713 km (0.065 R)
• M26: 38,686,458 km (0.073 R)
• M27: 39,426,968 km (0.072 R)
• M28: 40,428,825 km (0.087 R)
• M29: 40,808,803 km (0.081 R)
• M30: 42,614,001 km (0.107 R)
• M31: 44,606,495 km (0.035 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.5

Radius: 11.3

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.68 AU - 8.72 AU

Year: 9040 Days

Day: 6.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,040,293 km

• M1: 140,622 km (0.114 R)
• M2: 630,256 km (0.032 R)
• M3: 1,046,736 km (0.1 R)
• M4: 1,411,007 km (0.059 R)
• M5: 1,820,606 km (0.114 R)
• M6: 2,756,341 km (0.068 R)
• M7: 3,342,914 km (0.098 R)
• M8: 3,733,664 km (0.098 R)
• M9: 4,377,682 km (0.09 R)
• M10: 5,206,754 km (0.08 R)
• M11: 8,095,788 km (0.115 R)
• M12: 9,133,997 km (0.09 R)
• M13: 12,729,881 km (0.071 R)
• M14: 13,909,311 km (0.042 R)
• M15: 15,160,398 km (0.107 R)
• M16: 17,950,548 km (0.086 R)
• M17: 18,413,404 km (0.106 R)
• M18: 19,088,539 km (0.083 R)
• M19: 22,790,936 km (0.114 R)
• M20: 27,466,618 km (0.061 R)
• M21: 28,170,177 km (0.105 R)
• M22: 29,889,505 km (0.066 R)
• M23: 30,540,256 km (0.1 R)
• M24: 30,916,345 km (0.065 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: 394 - 10,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit