🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.49 AU - 0.81 AU

Year: 190 Days

Day: 18.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,154,766 km

• M1: 33,959 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.84 AU - 1.14 AU

Year: 356 Days

Day: 27.2 Hours

Environment

Temp: 47 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,154,766 km

• M1: 353,649 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.88 AU - 1.24 AU

Year: 395 Days

Day: 33.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1 AU - 1.16 AU

Year: 406 Days

Day: 21.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 11.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.2 AU - 2.74 AU

Year: 1404 Days

Day: 40.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.75 AU - 4.05 AU

Year: 2785 Days

Day: 16.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.1

Radius: 12.3

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.5 AU - 11.14 AU

Year: 10290 Days

Day: 11.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,154,766 km

• M1: 153,637 km (0.114 R)
• M2: 657,034 km (0.117 R)
• M3: 1,046,736 km (0.108 R)
• M4: 1,651,261 km (0.036 R)
• M5: 2,516,984 km (0.099 R)
• M6: 4,185,748 km (0.033 R)
• M7: 4,727,592 km (0.118 R)
• M8: 5,285,442 km (0.096 R)
• M9: 6,783,366 km (0.111 R)
• M10: 7,968,779 km (0.115 R)
• M11: 9,377,692 km (0.039 R)
• M12: 10,648,975 km (0.06 R)
• M13: 11,403,247 km (0.03 R)
• M14: 11,819,877 km (0.108 R)
• M15: 12,409,293 km (0.059 R)
• M16: 12,962,207 km (0.089 R)
• M17: 15,976,753 km (0.118 R)
• M18: 17,994,529 km (0.09 R)
• M19: 18,992,198 km (0.083 R)
• M20: 19,430,819 km (0.041 R)
• M21: 23,857,868 km (0.046 R)
• M22: 24,283,175 km (0.1 R)
• M23: 28,819,431 km (0.081 R)
• M24: 30,581,994 km (0.106 R)
• M25: 33,359,128 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.9

Radius: 12.7

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 9.95 AU - 15.21 AU

Year: 16137 Days

Day: 13.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,154,766 km

• M1: 157,975 km (0.04 R)
• M2: 738,415 km (0.044 R)
• M3: 1,553,275 km (0.119 R)
• M4: 2,314,728 km (0.086 R)
• M5: 2,998,241 km (0.113 R)
• M6: 3,785,125 km (0.118 R)
• M7: 4,242,895 km (0.072 R)
• M8: 4,999,112 km (0.051 R)
• M9: 8,136,179 km (0.087 R)
• M10: 10,035,773 km (0.083 R)
• M11: 11,972,018 km (0.052 R)
• M12: 15,904,498 km (0.09 R)
• M13: 16,421,957 km (0.119 R)
• M14: 16,874,341 km (0.06 R)
• M15: 21,778,159 km (0.119 R)
• M16: 26,205,508 km (0.096 R)
• M17: 28,521,133 km (0.04 R)
• M18: 29,175,624 km (0.082 R)
• M19: 29,617,536 km (0.12 R)
• M20: 36,665,840 km (0.112 R)
• M21: 37,180,606 km (0.038 R)
• M22: 37,700,159 km (0.12 R)
• M23: 45,345,209 km (0.117 R)
• M24: 45,789,664 km (0.112 R)
• M25: 48,209,410 km (0.101 R)
• M26: 51,352,461 km (0.059 R)
• M27: 52,974,252 km (0.079 R)
• M28: 57,522,924 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.8

Radius: 6.2

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.59 AU - 22.03 AU

Year: 27182 Days

Day: 24.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,154,766 km

• M1: 78,090 km (0.054 R)
• M2: 582,684 km (0.116 R)
• M3: 1,414,298 km (0.1 R)
• M4: 1,608,028 km (0.054 R)
• M5: 2,937,205 km (0.116 R)
• M6: 7,579,227 km (0.066 R)
• M7: 7,925,396 km (0.087 R)
• M8: 9,933,299 km (0.089 R)
• M9: 10,960,438 km (0.088 R)
• M10: 11,990,120 km (0.105 R)
• M11: 14,018,368 km (0.055 R)
• M12: 15,152,320 km (0.053 R)
• M13: 19,281,819 km (0.088 R)
• M14: 19,833,985 km (0.081 R)
• M15: 21,066,522 km (0.072 R)
• M16: 26,621,689 km (0.097 R)
• M17: 26,962,473 km (0.096 R)
• M18: 27,768,955 km (0.054 R)
• M19: 28,236,897 km (0.113 R)
• M20: 35,627,331 km (0.098 R)
• M21: 38,883,030 km (0.066 R)
• M22: 42,640,779 km (0.067 R)
• M23: 44,687,278 km (0.084 R)
• M24: 49,315,686 km (0.115 R)
• M25: 51,218,122 km (0.109 R)
• M26: 52,453,950 km (0.104 R)
• M27: 57,975,907 km (0.1 R)
• M28: 62,662,958 km (0.059 R)
• M29: 68,868,876 km (0.107 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 18,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit