🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.59 AU - 0.85 AU

Year: 225 Days

Day: 14 Hours

Environment

Temp: 158 °C

Axial Tilt: 168 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.96 AU - 1.22 AU

Year: 420 Days

Day: 25.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,080,737 km

• M1: 305,180 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.03 AU - 1.47 AU

Year: 516 Days

Day: 12.1 Hours

Environment

Temp: -8 °C

Axial Tilt: 149.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.28 AU - 1.48 AU

Year: 598 Days

Day: 23.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.66 AU - 2.56 AU

Year: 1131 Days

Day: 28.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,080,737 km

• M1: 27,227 km (0.075 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.01 AU - 3.25 AU

Year: 2043 Days

Day: 41.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.91 AU - 3.41 AU

Year: 2073 Days

Day: 42.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666

Radius: 8.7

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.16 AU - 10.26 AU

Year: 10313 Days

Day: 5.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,080,737 km

• M1: 108,159 km (0.037 R)
• M2: 543,339 km (0.026 R)
• M3: 872,904 km (0.093 R)
• M4: 1,535,024 km (0.092 R)
• M5: 2,846,548 km (0.064 R)
• M6: 5,423,222 km (0.075 R)
• M7: 12,549,765 km (0.051 R)
• M8: 17,344,377 km (0.116 R)
• M9: 21,170,642 km (0.046 R)
• M10: 23,502,573 km (0.054 R)
• M11: 23,952,414 km (0.089 R)
• M12: 27,961,188 km (0.116 R)
• M13: 32,395,868 km (0.099 R)
• M14: 36,073,731 km (0.116 R)
• M15: 37,399,767 km (0.054 R)
• M16: 37,766,880 km (0.094 R)
• M17: 39,766,106 km (0.073 R)
• M18: 41,311,003 km (0.037 R)
• M19: 46,045,177 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.7

Radius: 5.2

Gravity: 21.18 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 16.3 AU - 19.3 AU

Year: 27708 Days

Day: 19.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,080,737 km

• M1: 65,823 km (0.114 R)
• M2: 238,459 km (0.117 R)
• M3: 694,733 km (0.025 R)
• M4: 961,765 km (0.076 R)
• M5: 1,357,750 km (0.066 R)
• M6: 1,665,623 km (0.109 R)
• M7: 1,875,808 km (0.064 R)
• M8: 2,820,518 km (0.08 R)
• M9: 3,120,462 km (0.113 R)
• M10: 3,848,555 km (0.114 R)
• M11: 4,217,762 km (0.114 R)
• M12: 4,573,656 km (0.115 R)
• M13: 5,144,521 km (0.097 R)
• M14: 5,426,663 km (0.104 R)
• M15: 5,804,547 km (0.118 R)
• M16: 6,473,100 km (0.11 R)
• M17: 7,341,366 km (0.077 R)
• M18: 9,189,049 km (0.112 R)
• M19: 10,992,601 km (0.069 R)
• M20: 11,734,307 km (0.091 R)
• M21: 12,508,925 km (0.075 R)
• M22: 22,217,079 km (0.08 R)
• M23: 27,077,813 km (0.111 R)
• M24: 29,434,578 km (0.034 R)
• M25: 32,194,509 km (0.114 R)
• M26: 39,295,022 km (0.066 R)
• M27: 42,470,088 km (0.1 R)
• M28: 45,640,964 km (0.082 R)
• M29: 52,636,609 km (0.108 R)
• M30: 61,557,579 km (0.067 R)
• M31: 67,810,172 km (0.047 R)
• M32: 69,606,692 km (0.105 R)
• M33: 70,516,696 km (0.098 R)
• M34: 72,128,314 km (0.072 R)
• M35: 74,710,074 km (0.083 R)
• M36: 75,664,060 km (0.102 R)
• M37: 78,820,425 km (0.094 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 11,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit