🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.44 AU - 0.6 AU

Year: 135 Days

Day: 23.8 Hours

Environment

Temp: 258 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.8 AU - 1.16 AU

Year: 349 Days

Day: 25.6 Hours

Environment

Temp: 119 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.03 AU - 1.27 AU

Year: 444 Days

Day: 12.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,241,296 km

• M1: 570,417 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.55 AU - 3.63 AU

Year: 2448 Days

Day: 34.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.39 AU - 3.95 AU

Year: 2530 Days

Day: 46.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.05 AU - 4.37 AU

Year: 3109 Days

Day: 23.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,241,296 km

• M1: 80,334 km (0.111 R)
• M2: 1,001,408 km (0.09 R)

Asteroid Belt

Center: 7.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.2

Radius: 10.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.55 AU - 10.25 AU

Year: 11210 Days

Day: 14 Hours

Environment

Temp: -171 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 103,241,296 km

• M1: 129,402 km (0.113 R)
• M2: 502,649 km (0.104 R)
• M3: 1,132,755 km (0.118 R)
• M4: 1,887,177 km (0.108 R)
• M5: 2,411,518 km (0.108 R)
• M6: 3,073,039 km (0.094 R)
• M7: 3,609,797 km (0.035 R)
• M8: 4,001,593 km (0.116 R)
• M9: 4,449,041 km (0.102 R)
• M10: 5,570,875 km (0.085 R)
• M11: 6,232,397 km (0.108 R)
• M12: 6,871,778 km (0.077 R)
• M13: 8,491,774 km (0.093 R)
• M14: 9,277,910 km (0.06 R)
• M15: 9,781,906 km (0.088 R)
• M16: 11,045,708 km (0.053 R)
• M17: 14,433,651 km (0.106 R)
• M18: 15,048,349 km (0.086 R)
• M19: 15,808,905 km (0.098 R)
• M20: 19,330,139 km (0.11 R)
• M21: 23,009,349 km (0.104 R)
• M22: 25,587,519 km (0.12 R)
• M23: 27,130,920 km (0.088 R)
• M24: 30,004,546 km (0.116 R)
• M25: 31,208,809 km (0.115 R)
• M26: 32,029,353 km (0.113 R)
• M27: 35,014,878 km (0.104 R)
• M28: 37,948,641 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.8

Radius: 3.5

Gravity: 68.8 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 15.38 AU - 21.5 AU

Year: 28498 Days

Day: 15.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 103,241,296 km

• M1: 43,533 km (0.102 R)
• M2: 153,039 km (0.109 R)
• M3: 391,797 km (0.068 R)
• M4: 625,469 km (0.119 R)
• M5: 844,630 km (0.044 R)
• M6: 1,754,633 km (0.077 R)
• M7: 2,457,743 km (0.06 R)
• M8: 2,885,893 km (0.119 R)
• M9: 3,362,063 km (0.074 R)
• M10: 6,648,129 km (0.069 R)
• M11: 9,015,366 km (0.104 R)
• M12: 9,384,873 km (0.033 R)
• M13: 9,700,375 km (0.091 R)
• M14: 10,895,213 km (0.076 R)
• M15: 12,866,015 km (0.051 R)
• M16: 13,572,416 km (0.048 R)
• M17: 14,387,126 km (0.082 R)
• M18: 16,565,870 km (0.084 R)
• M19: 16,933,581 km (0.108 R)
• M20: 17,119,532 km (0.073 R)
• M21: 22,001,508 km (0.084 R)
• M22: 23,123,492 km (0.111 R)
• M23: 24,638,470 km (0.05 R)
• M24: 25,602,778 km (0.057 R)
• M25: 25,847,819 km (0.089 R)
• M26: 26,969,654 km (0.106 R)
• M27: 30,942,824 km (0.078 R)
• M28: 36,667,934 km (0.101 R)
• M29: 40,852,785 km (0.104 R)
• M30: 41,355,135 km (0.094 R)
• M31: 42,715,129 km (0.064 R)
• M32: 43,232,737 km (0.036 R)
• M33: 46,973,432 km (0.112 R)
• M34: 48,080,456 km (0.087 R)
• M35: 49,204,834 km (0.106 R)
• M36: 54,279,942 km (0.074 R)
• M37: 54,481,749 km (0.11 R)
• M38: 54,684,155 km (0.114 R)
• M39: 75,525,682 km (0.119 R)
• M40: 97,768,342 km (0.118 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 17,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit