🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.63 AU - 0.87 AU

Year: 243 Days

Day: 15 Hours

Environment

Temp: 144 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,505,751 km

• M1: 131,347 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.87 AU - 0.99 AU

Year: 336 Days

Day: 40.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 166 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.3 AU - 2.4 AU

Year: 1350 Days

Day: 27.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.29 AU - 2.61 AU

Year: 1437 Days

Day: 31.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,505,751 km

• M1: 45,179 km (0.095 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.1 AU - 3.48 AU

Year: 2236 Days

Day: 40.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.07 AU - 4.85 AU

Year: 2953 Days

Day: 19.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,505,751 km

• M1: 28,723 km (0.057 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.7

Radius: 12.4

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.53 AU - 6.61 AU

Year: 4926 Days

Day: 8.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,505,751 km

• M1: 154,235 km (0.107 R)
• M2: 593,604 km (0.067 R)
• M3: 1,095,505 km (0.109 R)
• M4: 1,695,991 km (0.109 R)
• M5: 2,164,831 km (0.104 R)
• M6: 3,648,991 km (0.059 R)
• M7: 4,853,105 km (0.032 R)
• M8: 6,099,105 km (0.104 R)
• M9: 6,892,273 km (0.096 R)
• M10: 7,447,132 km (0.12 R)
• M11: 8,462,452 km (0.115 R)
• M12: 11,027,906 km (0.098 R)
• M13: 11,788,312 km (0.038 R)
• M14: 12,298,740 km (0.104 R)
• M15: 13,970,496 km (0.037 R)
• M16: 15,184,333 km (0.114 R)
• M17: 15,622,655 km (0.058 R)
• M18: 16,639,771 km (0.118 R)
• M19: 17,282,743 km (0.082 R)
• M20: 18,680,735 km (0.115 R)
• M21: 20,087,104 km (0.104 R)
• M22: 22,187,309 km (0.118 R)
• M23: 24,504,730 km (0.098 R)
• M24: 25,032,511 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780

Radius: 8.7

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.62 AU - 8.54 AU

Year: 7820 Days

Day: 8.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,505,751 km

• M1: 108,159 km (0.028 R)
• M2: 389,852 km (0.12 R)
• M3: 942,317 km (0.076 R)
• M4: 1,603,689 km (0.04 R)
• M5: 3,718,255 km (0.098 R)
• M6: 11,427,183 km (0.085 R)
• M7: 11,854,285 km (0.081 R)
• M8: 12,126,553 km (0.117 R)
• M9: 12,571,008 km (0.115 R)
• M10: 14,581,903 km (0.078 R)
• M11: 25,950,743 km (0.108 R)
• M12: 28,111,085 km (0.085 R)
• M13: 33,215,814 km (0.073 R)
• M14: 38,072,957 km (0.117 R)
• M15: 39,872,769 km (0.038 R)
• M16: 41,603,317 km (0.073 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.5

Radius: 13.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 10.6 AU - 11.66 AU

Year: 13915 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,505,751 km

• M1: 166,951 km (0.104 R)
• M2: 670,348 km (0.113 R)
• M3: 1,191,697 km (0.085 R)
• M4: 2,144,336 km (0.065 R)
• M5: 3,579,578 km (0.104 R)
• M6: 4,042,134 km (0.09 R)
• M7: 4,462,654 km (0.073 R)
• M8: 7,213,011 km (0.096 R)
• M9: 8,201,254 km (0.116 R)
• M10: 8,706,746 km (0.067 R)
• M11: 9,549,879 km (0.119 R)
• M12: 10,544,256 km (0.077 R)
• M13: 11,763,928 km (0.12 R)
• M14: 13,592,014 km (0.068 R)
• M15: 14,482,719 km (0.093 R)
• M16: 16,118,572 km (0.116 R)
• M17: 18,726,661 km (0.109 R)
• M18: 20,897,775 km (0.099 R)
• M19: 22,165,169 km (0.084 R)
• M20: 23,567,050 km (0.097 R)
• M21: 28,033,145 km (0.087 R)
• M22: 30,365,077 km (0.066 R)
• M23: 34,209,143 km (0.04 R)
• M24: 37,670,539 km (0.055 R)
• M25: 38,249,782 km (0.074 R)
• M26: 38,952,892 km (0.076 R)
• M27: 40,384,843 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 17,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit