🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.98 AU - 1.22 AU

Year: 428 Days

Day: 32.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.13 AU - 2.25 AU

Year: 1202 Days

Day: 46.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.01 AU - 3.27 AU

Year: 1591 Days

Day: 20.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.27 AU - 5.41 AU

Year: 3353 Days

Day: 36.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,768,150 km

• M1: 37,998 km (0.069 R)
• M2: 137,032 km (0.037 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.89 AU - 4.81 AU

Year: 3365 Days

Day: 32.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,768,150 km

• M1: 117,584 km (0.088 R)
• M2: 219,759 km (0.085 R)

Asteroid Belt

Center: 6.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.7

Radius: 11.6

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.65 AU - 10.91 AU

Year: 9648 Days

Day: 6.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,768,150 km

• M1: 144,212 km (0.09 R)
• M2: 859,440 km (0.11 R)
• M3: 1,295,518 km (0.105 R)
• M4: 2,538,526 km (0.094 R)
• M5: 2,943,637 km (0.067 R)
• M6: 3,657,668 km (0.111 R)
• M7: 5,080,493 km (0.116 R)
• M8: 6,038,668 km (0.114 R)
• M9: 7,676,316 km (0.1 R)
• M10: 8,225,041 km (0.083 R)
• M11: 8,890,751 km (0.085 R)
• M12: 10,179,387 km (0.081 R)
• M13: 10,894,615 km (0.114 R)
• M14: 12,311,755 km (0.105 R)
• M15: 13,725,754 km (0.117 R)
• M16: 15,508,961 km (0.096 R)
• M17: 15,910,332 km (0.112 R)
• M18: 21,947,504 km (0.07 R)
• M19: 22,539,014 km (0.058 R)
• M20: 23,754,047 km (0.118 R)
• M21: 24,557,837 km (0.11 R)
• M22: 26,408,961 km (0.1 R)
• M23: 27,174,752 km (0.115 R)
• M24: 31,761,573 km (0.114 R)
• M25: 37,555,648 km (0.086 R)
• M26: 38,037,802 km (0.12 R)
• M27: 39,137,795 km (0.093 R)
• M28: 39,509,246 km (0.109 R)
• M29: 42,958,225 km (0.047 R)
• M30: 44,419,049 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.7

Radius: 15

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.41 AU - 9.73 AU

Year: 10130 Days

Day: 9 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,768,150 km

• M1: 186,848 km (0.047 R)
• M2: 1,416,991 km (0.099 R)
• M3: 2,426,477 km (0.086 R)
• M4: 2,944,834 km (0.082 R)
• M5: 3,796,345 km (0.104 R)
• M6: 4,412,389 km (0.11 R)
• M7: 5,704,765 km (0.111 R)
• M8: 7,531,355 km (0.106 R)
• M9: 8,234,615 km (0.069 R)
• M10: 9,977,879 km (0.119 R)
• M11: 11,326,055 km (0.095 R)
• M12: 12,853,748 km (0.075 R)
• M13: 14,448,761 km (0.104 R)
• M14: 17,571,168 km (0.112 R)
• M15: 18,495,383 km (0.117 R)
• M16: 20,693,574 km (0.08 R)
• M17: 24,357,077 km (0.12 R)
• M18: 36,530,753 km (0.105 R)
• M19: 38,804,192 km (0.079 R)
• M20: 47,063,939 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.5

Radius: 4

Gravity: 26.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 10.38 AU - 14.24 AU

Year: 16017 Days

Day: 24 Hours

Environment

Temp: -182 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,768,150 km

• M1: 49,966 km (0.079 R)
• M2: 1,051,823 km (0.078 R)
• M3: 2,278,525 km (0.106 R)
• M4: 2,521,472 km (0.051 R)
• M5: 3,304,318 km (0.105 R)
• M6: 4,357,337 km (0.04 R)
• M7: 4,861,033 km (0.086 R)
• M8: 5,834,616 km (0.108 R)
• M9: 8,158,469 km (0.095 R)
• M10: 9,730,294 km (0.09 R)
• M11: 12,511,020 km (0.087 R)
• M12: 16,732,821 km (0.1 R)
• M13: 29,551,264 km (0.1 R)
• M14: 29,770,575 km (0.089 R)
• M15: 35,120,195 km (0.111 R)
• M16: 37,248,823 km (0.106 R)
• M17: 42,176,128 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 16,104 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit