🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.4 AU - 1.44 AU

Year: 603 Days

Day: 22.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.29 AU - 1.71 AU

Year: 655 Days

Day: 24.5 Hours

Environment

Temp: -20 °C

Axial Tilt: 49.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,850,616 km

• M1: 1,235,379 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.08 AU - 2.58 AU

Year: 1268 Days

Day: 26.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.83 AU - 3.01 AU

Year: 1342 Days

Day: 32.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,850,616 km

• M1: 752,776 km (0.054 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.94 AU - 3.04 AU

Year: 1401 Days

Day: 12.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,850,616 km

• M1: 257,458 km (0.053 R)
• M2: 1,320,800 km (0.096 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.53 AU - 2.99 AU

Year: 1634 Days

Day: 15.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.9

Radius: 14.3

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.03 AU - 7.79 AU

Year: 5785 Days

Day: 7.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,850,616 km

• M1: 177,872 km (0.067 R)
• M2: 704,008 km (0.098 R)
• M3: 1,152,053 km (0.095 R)
• M4: 1,646,325 km (0.118 R)
• M5: 2,498,584 km (0.118 R)
• M6: 3,349,496 km (0.119 R)
• M7: 4,019,246 km (0.109 R)
• M8: 4,540,146 km (0.063 R)
• M9: 5,841,198 km (0.064 R)
• M10: 6,479,383 km (0.072 R)
• M11: 7,745,729 km (0.119 R)
• M12: 8,677,724 km (0.099 R)
• M13: 9,726,854 km (0.109 R)
• M14: 11,335,629 km (0.107 R)
• M15: 14,611,523 km (0.069 R)
• M16: 16,095,385 km (0.053 R)
• M17: 16,653,385 km (0.047 R)
• M18: 17,288,727 km (0.057 R)
• M19: 18,072,320 km (0.116 R)
• M20: 19,992,858 km (0.119 R)
• M21: 20,638,223 km (0.088 R)
• M22: 22,503,858 km (0.115 R)
• M23: 23,123,941 km (0.074 R)
• M24: 25,551,765 km (0.102 R)
• M25: 27,000,471 km (0.118 R)
• M26: 29,321,332 km (0.115 R)
• M27: 30,719,175 km (0.063 R)
• M28: 33,748,382 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982

Radius: 6.1

Gravity: 26.39 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 10.17 AU - 16.77 AU

Year: 17622 Days

Day: 24.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,850,616 km

• M1: 77,342 km (0.1 R)
• M2: 311,014 km (0.086 R)
• M3: 505,342 km (0.026 R)
• M4: 1,178,532 km (0.093 R)
• M5: 2,077,765 km (0.096 R)
• M6: 2,585,201 km (0.092 R)
• M7: 3,843,768 km (0.088 R)
• M8: 7,206,429 km (0.06 R)
• M9: 7,743,485 km (0.066 R)
• M10: 8,254,511 km (0.092 R)
• M11: 8,842,281 km (0.041 R)
• M12: 9,062,789 km (0.115 R)
• M13: 9,287,036 km (0.115 R)
• M14: 10,342,150 km (0.047 R)
• M15: 10,648,825 km (0.085 R)
• M16: 11,737,299 km (0.101 R)
• M17: 11,936,863 km (0.115 R)
• M18: 13,325,580 km (0.114 R)
• M19: 15,765,970 km (0.112 R)
• M20: 17,347,668 km (0.106 R)
• M21: 18,668,917 km (0.118 R)
• M22: 21,609,712 km (0.077 R)
• M23: 23,556,878 km (0.118 R)
• M24: 25,618,037 km (0.106 R)
• M25: 26,749,745 km (0.107 R)
• M26: 33,309,013 km (0.058 R)
• M27: 34,383,874 km (0.089 R)
• M28: 35,759,576 km (0.113 R)
• M29: 38,767,540 km (0.086 R)
• M30: 39,062,547 km (0.075 R)
• M31: 40,711,714 km (0.115 R)
• M32: 46,599,438 km (0.083 R)
• M33: 47,773,631 km (0.12 R)
• M34: 60,027,342 km (0.086 R)
• M35: 66,554,597 km (0.041 R)
• M36: 67,402,368 km (0.094 R)
• M37: 71,971,386 km (0.056 R)
• M38: 75,588,214 km (0.099 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 13,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit