🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.67 AU - 0.83 AU

Year: 235 Days

Day: 47.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,455,008 km

• M1: 672,442 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.78 AU - 0.92 AU

Year: 283 Days

Day: 39.4 Hours

Environment

Temp: 116 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.5 AU - 1.82 AU

Year: 773 Days

Day: 15 Hours

Environment

Temp: -53 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,455,008 km

• M1: 601,832 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.01 AU - 2.05 AU

Year: 1046 Days

Day: 28.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,455,008 km

• M1: 515,215 km (0.089 R)
• M2: 1,697,188 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.4 AU - 3.9 AU

Year: 2022 Days

Day: 17.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.63 AU - 4.07 AU

Year: 2217 Days

Day: 39.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,455,008 km

• M1: 606,021 km (0.111 R)
• M2: 1,094,757 km (0.087 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.02 AU - 4.92 AU

Year: 3418 Days

Day: 38.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755

Radius: 11.9

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.14 AU - 8.64 AU

Year: 7265 Days

Day: 10.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,455,008 km

• M1: 148,251 km (0.119 R)
• M2: 770,878 km (0.119 R)
• M3: 1,161,029 km (0.081 R)
• M4: 1,541,905 km (0.066 R)
• M5: 2,423,037 km (0.12 R)
• M6: 3,208,426 km (0.1 R)
• M7: 3,829,556 km (0.051 R)
• M8: 4,556,901 km (0.107 R)
• M9: 5,625,179 km (0.041 R)
• M10: 7,531,056 km (0.077 R)
• M11: 8,170,437 km (0.12 R)
• M12: 9,020,153 km (0.082 R)
• M13: 11,197,849 km (0.06 R)
• M14: 12,794,358 km (0.069 R)
• M15: 13,187,800 km (0.091 R)
• M16: 14,416,896 km (0.081 R)
• M17: 16,765,882 km (0.092 R)
• M18: 18,207,108 km (0.085 R)
• M19: 21,022,690 km (0.074 R)
• M20: 21,729,839 km (0.119 R)
• M21: 23,608,938 km (0.05 R)
• M22: 24,458,953 km (0.107 R)
• M23: 26,040,202 km (0.111 R)
• M24: 27,969,715 km (0.074 R)
• M25: 29,993,027 km (0.112 R)
• M26: 30,989,947 km (0.094 R)
• M27: 34,545,290 km (0.045 R)
• M28: 37,212,919 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.3

Radius: 8

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 13.34 AU - 14.46 AU

Year: 18742 Days

Day: 24.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,455,008 km

• M1: 99,483 km (0.081 R)
• M2: 356,492 km (0.102 R)
• M3: 788,979 km (0.039 R)
• M4: 1,293,722 km (0.112 R)
• M5: 2,298,571 km (0.107 R)
• M6: 3,273,800 km (0.115 R)
• M7: 3,692,225 km (0.105 R)
• M8: 5,274,821 km (0.036 R)
• M9: 6,383,192 km (0.062 R)
• M10: 10,933,510 km (0.077 R)
• M11: 11,804,918 km (0.086 R)
• M12: 13,266,489 km (0.079 R)
• M13: 14,184,721 km (0.056 R)
• M14: 15,602,310 km (0.068 R)
• M15: 18,542,806 km (0.077 R)
• M16: 23,514,691 km (0.064 R)
• M17: 32,344,406 km (0.049 R)
• M18: 38,466,998 km (0.107 R)
• M19: 41,650,740 km (0.115 R)
• M20: 42,098,038 km (0.112 R)
• M21: 45,792,656 km (0.118 R)
• M22: 50,877,488 km (0.116 R)
• M23: 55,063,386 km (0.05 R)
• M24: 63,520,004 km (0.115 R)
• M25: 64,112,711 km (0.106 R)
• M26: 66,723,792 km (0.096 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 16,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit