🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.85 AU - 0.89 AU

Year: 293 Days

Day: 47.4 Hours

Environment

Temp: 112 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.63 AU - 1.87 AU

Year: 837 Days

Day: 21.2 Hours

Environment

Temp: -58 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,451,211 km

• M1: 349,161 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.75 AU - 2.11 AU

Year: 970 Days

Day: 43 Hours

Environment

Temp: -70 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.66 AU - 2.74 AU

Year: 1604 Days

Day: 40.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,451,211 km

• M1: 1,876,855 km (0.092 R)

Asteroid Belt

Center: 4.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465

Radius: 12.9

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.81 AU - 6.85 AU

Year: 5091 Days

Day: 6.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,451,211 km

• M1: 165,306 km (0.108 R)
• M2: 765,492 km (0.112 R)
• M3: 1,719,927 km (0.096 R)
• M4: 2,593,279 km (0.083 R)
• M5: 3,438,058 km (0.102 R)
• M6: 3,979,752 km (0.06 R)
• M7: 12,732,873 km (0.06 R)
• M8: 17,201,212 km (0.059 R)
• M9: 18,107,476 km (0.056 R)
• M10: 20,612,791 km (0.113 R)
• M11: 21,222,253 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.2

Radius: 12.4

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.76 AU - 7.8 AU

Year: 7104 Days

Day: 10.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,451,211 km

• M1: 159,023 km (0.037 R)
• M2: 648,058 km (0.104 R)
• M3: 1,765,255 km (0.11 R)
• M4: 3,037,585 km (0.094 R)
• M5: 6,194,848 km (0.116 R)
• M6: 7,232,309 km (0.081 R)
• M7: 9,225,850 km (0.089 R)
• M8: 13,309,124 km (0.087 R)
• M9: 16,896,930 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.7

Radius: 11.1

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.78 AU - 14.3 AU

Year: 15109 Days

Day: 7.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,451,211 km

• M1: 138,079 km (0.119 R)
• M2: 539,001 km (0.113 R)
• M3: 898,036 km (0.074 R)
• M4: 1,272,479 km (0.041 R)
• M5: 1,687,015 km (0.08 R)
• M6: 2,353,922 km (0.092 R)
• M7: 2,703,084 km (0.089 R)
• M8: 3,214,709 km (0.061 R)
• M9: 4,764,543 km (0.102 R)
• M10: 7,293,943 km (0.115 R)
• M11: 9,002,949 km (0.105 R)
• M12: 10,205,268 km (0.102 R)
• M13: 10,904,787 km (0.11 R)
• M14: 17,452,387 km (0.105 R)
• M15: 21,213,427 km (0.119 R)
• M16: 23,832,736 km (0.098 R)
• M17: 25,272,615 km (0.114 R)
• M18: 29,588,514 km (0.039 R)
• M19: 30,175,237 km (0.108 R)
• M20: 33,225,537 km (0.116 R)
• M21: 33,604,918 km (0.117 R)
• M22: 42,403,217 km (0.101 R)
• M23: 48,454,750 km (0.03 R)
• M24: 52,794,136 km (0.041 R)
• M25: 54,529,920 km (0.032 R)
• M26: 64,173,298 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.8

Radius: 3.1

Gravity: 34.32 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 11.02 AU - 15 AU

Year: 16971 Days

Day: 15.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,451,211 km

• M1: 51,312 km (0.059 R)
• M2: 472,280 km (0.118 R)
• M3: 714,180 km (0.106 R)
• M4: 1,055,263 km (0.115 R)
• M5: 2,212,852 km (0.092 R)
• M6: 2,428,123 km (0.1 R)
• M7: 2,530,598 km (0.067 R)
• M8: 2,635,914 km (0.107 R)
• M9: 5,548,735 km (0.083 R)
• M10: 6,019,669 km (0.07 R)
• M11: 6,399,797 km (0.094 R)
• M12: 7,376,821 km (0.08 R)
• M13: 7,505,624 km (0.097 R)
• M14: 7,723,439 km (0.101 R)
• M15: 7,900,712 km (0.07 R)
• M16: 8,495,962 km (0.092 R)
• M17: 9,982,367 km (0.116 R)
• M18: 10,568,192 km (0.116 R)
• M19: 11,866,552 km (0.052 R)
• M20: 19,317,573 km (0.088 R)
• M21: 19,809,002 km (0.108 R)
• M22: 22,934,550 km (0.111 R)
• M23: 24,423,199 km (0.097 R)
• M24: 25,288,323 km (0.117 R)
• M25: 28,740,743 km (0.095 R)
• M26: 31,809,594 km (0.106 R)
• M27: 36,437,853 km (0.053 R)
• M28: 38,202,808 km (0.084 R)
• M29: 38,976,379 km (0.115 R)
• M30: 39,497,877 km (0.06 R)
• M31: 44,119,703 km (0.096 R)
• M32: 45,688,835 km (0.093 R)
• M33: 47,887,774 km (0.116 R)
• M34: 48,485,867 km (0.117 R)
• M35: 51,239,066 km (0.115 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 13,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit