🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.87 AU - 1.09 AU

Year: 338 Days

Day: 45.6 Hours

Environment

Temp: 103 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,866,234 km

• M1: 12,417 km (0.034 R)
• M2: 125,961 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.12 AU - 1.74 AU

Year: 596 Days

Day: 25 Hours

Environment

Temp: -3 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 90,866,234 km

• M1: 655,837 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.19 AU - 1.73 AU

Year: 614 Days

Day: 37 Hours

Environment

Temp: 9 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.28 AU - 1.68 AU

Year: 627 Days

Day: 23 Hours

Environment

Temp: -6 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,866,234 km

• M1: 52,359 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.47 AU - 1.71 AU

Year: 698 Days

Day: 24.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.54 AU - 1.96 AU

Year: 806 Days

Day: 43.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.48 AU - 2.28 AU

Year: 898 Days

Day: 16.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,866,234 km

• M1: 51,312 km (0.064 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.65 AU - 4.73 AU

Year: 2987 Days

Day: 42.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.9

Radius: 14.2

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.25 AU - 13.51 AU

Year: 12498 Days

Day: 6.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,866,234 km

• M1: 176,675 km (0.109 R)
• M2: 1,701,227 km (0.12 R)
• M3: 3,079,323 km (0.076 R)
• M4: 4,957,075 km (0.082 R)
• M5: 6,073,374 km (0.119 R)
• M6: 9,525,046 km (0.093 R)
• M7: 9,997,027 km (0.032 R)
• M8: 12,596,889 km (0.075 R)
• M9: 13,872,809 km (0.108 R)
• M10: 22,806,943 km (0.086 R)
• M11: 35,979,933 km (0.111 R)
• M12: 36,781,479 km (0.096 R)
• M13: 42,348,016 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.2

Radius: 3.6

Gravity: 38.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 18.87 AU - 20.69 AU

Year: 30636 Days

Day: 22.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 90,866,234 km

• M1: 44,879 km (0.1 R)
• M2: 194,028 km (0.059 R)
• M3: 333,304 km (0.049 R)
• M4: 498,909 km (0.088 R)
• M5: 3,133,776 km (0.06 R)
• M6: 3,368,346 km (0.064 R)
• M7: 4,570,963 km (0.09 R)
• M8: 5,107,421 km (0.098 R)
• M9: 5,901,038 km (0.098 R)
• M10: 6,213,099 km (0.09 R)
• M11: 8,048,066 km (0.102 R)
• M12: 9,534,471 km (0.107 R)
• M13: 10,088,880 km (0.064 R)
• M14: 14,266,551 km (0.115 R)
• M15: 15,487,269 km (0.093 R)
• M16: 16,512,613 km (0.05 R)
• M17: 19,369,484 km (0.106 R)
• M18: 21,585,477 km (0.093 R)
• M19: 22,005,847 km (0.11 R)
• M20: 23,080,408 km (0.082 R)
• M21: 23,409,524 km (0.098 R)
• M22: 23,853,081 km (0.115 R)
• M23: 24,077,029 km (0.113 R)
• M24: 27,238,332 km (0.08 R)
• M25: 27,729,013 km (0.096 R)
• M26: 29,492,921 km (0.107 R)
• M27: 32,140,504 km (0.104 R)
• M28: 36,106,792 km (0.114 R)
• M29: 37,146,946 km (0.038 R)
• M30: 37,902,117 km (0.041 R)
• M31: 40,864,902 km (0.068 R)
• M32: 43,643,533 km (0.108 R)
• M33: 44,993,504 km (0.099 R)
• M34: 45,335,336 km (0.115 R)
• M35: 49,029,655 km (0.101 R)
• M36: 50,672,389 km (0.097 R)
• M37: 52,729,659 km (0.081 R)
• M38: 64,071,122 km (0.065 R)
• M39: 67,363,173 km (0.082 R)
• M40: 82,168,426 km (0.119 R)
• M41: 87,370,093 km (0.093 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 16,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit