🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.65 AU - 1.07 AU

Year: 296 Days

Day: 36.6 Hours

Environment

Temp: 114 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.91 AU - 1.15 AU

Year: 388 Days

Day: 46.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 4.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.91 AU - 1.29 AU

Year: 428 Days

Day: 31.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.07 AU - 2.75 AU

Year: 1387 Days

Day: 33 Hours

Environment

Temp: -92 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.56 AU - 2.58 AU

Year: 1528 Days

Day: 34.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.51 AU - 3.73 AU

Year: 2044 Days

Day: 14 Hours

Environment

Temp: -105 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,622,979 km

• M1: 41,439 km (0.08 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.35 AU - 4.89 AU

Year: 3101 Days

Day: 46.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.3

Radius: 8.6

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.88 AU - 5.88 AU

Year: 3998 Days

Day: 14 Hours

Environment

Temp: -145 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,622,979 km

• M1: 107,262 km (0.106 R)
• M2: 539,300 km (0.062 R)
• M3: 889,808 km (0.11 R)
• M4: 1,798,466 km (0.069 R)
• M5: 2,822,613 km (0.063 R)
• M6: 3,211,567 km (0.108 R)
• M7: 5,114,751 km (0.034 R)
• M8: 8,212,175 km (0.046 R)
• M9: 9,305,885 km (0.113 R)
• M10: 10,750,253 km (0.107 R)
• M11: 15,591,090 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889

Radius: 4.6

Gravity: 42.01 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 12.53 AU - 15.89 AU

Year: 19865 Days

Day: 24.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,622,979 km

• M1: 57,446 km (0.092 R)
• M2: 214,673 km (0.073 R)
• M3: 395,387 km (0.072 R)
• M4: 747,840 km (0.108 R)
• M5: 1,198,578 km (0.106 R)
• M6: 2,422,887 km (0.081 R)
• M7: 3,106,101 km (0.064 R)
• M8: 4,411,192 km (0.097 R)
• M9: 5,461,220 km (0.108 R)
• M10: 5,623,683 km (0.082 R)
• M11: 6,395,459 km (0.109 R)
• M12: 6,621,800 km (0.096 R)
• M13: 8,412,487 km (0.072 R)
• M14: 11,400,704 km (0.109 R)
• M15: 11,599,819 km (0.035 R)
• M16: 12,986,292 km (0.111 R)
• M17: 16,333,993 km (0.115 R)
• M18: 17,014,514 km (0.063 R)
• M19: 18,431,804 km (0.088 R)
• M20: 18,798,020 km (0.083 R)
• M21: 19,356,468 km (0.089 R)
• M22: 22,941,731 km (0.108 R)
• M23: 24,011,057 km (0.069 R)
• M24: 28,742,987 km (0.026 R)
• M25: 31,003,261 km (0.051 R)
• M26: 33,514,860 km (0.068 R)
• M27: 34,335,254 km (0.076 R)
• M28: 34,889,664 km (0.115 R)
• M29: 40,611,035 km (0.119 R)
• M30: 43,128,468 km (0.051 R)
• M31: 45,083,562 km (0.116 R)
• M32: 46,926,758 km (0.084 R)
• M33: 70,623,659 km (0.108 R)
• M34: 72,650,560 km (0.109 R)
• M35: 72,878,099 km (0.083 R)
• M36: 75,412,735 km (0.11 R)
• M37: 77,292,582 km (0.091 R)
• M38: 78,722,887 km (0.106 R)
• M39: 81,636,156 km (0.052 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 10,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit