🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.61 AU - 0.71 AU

Year: 188 Days

Day: 24.4 Hours

Environment

Temp: 245 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.94 AU - 1.1 AU

Year: 360 Days

Day: 14.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,491,773 km

• M1: 217,067 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.94 AU - 1.14 AU

Year: 371 Days

Day: 42.4 Hours

Environment

Temp: 83 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,491,773 km

• M1: 319,541 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.1 AU - 2.24 AU

Year: 1118 Days

Day: 25.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.34 AU - 4.56 AU

Year: 2746 Days

Day: 46.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,491,773 km

• M1: 949,348 km (0.036 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.24 AU - 6.46 AU

Year: 4329 Days

Day: 14.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,491,773 km

• M1: 69,713 km (0.036 R)
• M2: 1,346,530 km (0.113 R)

Asteroid Belt

Center: 5.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.3

Radius: 9.1

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.56 AU - 6.82 AU

Year: 5388 Days

Day: 14.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,491,773 km

• M1: 123,119 km (0.075 R)
• M2: 666,159 km (0.069 R)
• M3: 1,054,216 km (0.063 R)
• M4: 1,516,474 km (0.103 R)
• M5: 2,017,926 km (0.088 R)
• M6: 2,611,231 km (0.035 R)
• M7: 3,137,965 km (0.071 R)
• M8: 3,426,988 km (0.106 R)
• M9: 4,628,259 km (0.11 R)
• M10: 5,324,787 km (0.025 R)
• M11: 5,871,716 km (0.079 R)
• M12: 6,256,632 km (0.079 R)
• M13: 7,293,345 km (0.089 R)
• M14: 8,967,495 km (0.11 R)
• M15: 9,703,965 km (0.113 R)
• M16: 10,802,013 km (0.071 R)
• M17: 11,593,087 km (0.063 R)
• M18: 12,965,647 km (0.037 R)
• M19: 15,924,993 km (0.112 R)
• M20: 18,536,822 km (0.089 R)
• M21: 20,221,593 km (0.068 R)
• M22: 21,745,098 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.7

Radius: 9.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.72 AU - 7.56 AU

Year: 5986 Days

Day: 9.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,491,773 km

• M1: 120,725 km (0.087 R)
• M2: 436,826 km (0.095 R)
• M3: 1,158,785 km (0.114 R)
• M4: 3,911,236 km (0.085 R)
• M5: 4,707,695 km (0.118 R)
• M6: 5,239,965 km (0.116 R)
• M7: 6,818,970 km (0.091 R)
• M8: 7,409,732 km (0.05 R)
• M9: 9,036,160 km (0.091 R)
• M10: 10,346,039 km (0.056 R)
• M11: 11,206,526 km (0.086 R)
• M12: 12,198,659 km (0.093 R)
• M13: 13,113,899 km (0.12 R)
• M14: 14,452,351 km (0.084 R)
• M15: 17,236,966 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937

Radius: 10.7

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.27 AU - 7.31 AU

Year: 6886 Days

Day: 5.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,491,773 km

• M1: 133,142 km (0.052 R)
• M2: 479,012 km (0.094 R)
• M3: 876,943 km (0.113 R)
• M4: 1,605,933 km (0.089 R)
• M5: 3,901,812 km (0.065 R)
• M6: 4,851,459 km (0.065 R)
• M7: 5,210,344 km (0.112 R)
• M8: 5,848,379 km (0.092 R)
• M9: 6,791,444 km (0.04 R)
• M10: 7,127,291 km (0.089 R)
• M11: 7,474,358 km (0.106 R)
• M12: 8,670,543 km (0.102 R)
• M13: 12,683,955 km (0.086 R)
• M14: 13,660,829 km (0.063 R)
• M15: 14,502,317 km (0.111 R)
• M16: 15,187,475 km (0.115 R)
• M17: 15,634,473 km (0.105 R)
• M18: 20,914,231 km (0.067 R)
• M19: 22,112,809 km (0.103 R)
• M20: 23,610,882 km (0.107 R)
• M21: 24,211,368 km (0.067 R)
• M22: 25,175,526 km (0.054 R)
• M23: 27,650,623 km (0.076 R)
• M24: 30,283,546 km (0.062 R)
• M25: 31,299,764 km (0.079 R)
• M26: 37,996,962 km (0.089 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 11,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit