🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.41 AU - 0.61 AU

Year: 136 Days

Day: 21.4 Hours

Environment

Temp: 213 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,594,957 km

• M1: 95,593 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.12 AU - 1.52 AU

Year: 568 Days

Day: 24.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.13 AU - 1.79 AU

Year: 661 Days

Day: 18.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.87 AU - 2.43 AU

Year: 1181 Days

Day: 39.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,594,957 km

• M1: 99,782 km (0.077 R)
• M2: 185,651 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.4 AU - 4.56 AU

Year: 2975 Days

Day: 41.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,594,957 km

• M1: 911,500 km (0.103 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.12 AU - 4.96 AU

Year: 3043 Days

Day: 24.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 13.8

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.6 AU - 7.48 AU

Year: 5563 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,594,957 km

• M1: 171,589 km (0.038 R)
• M2: 716,574 km (0.111 R)
• M3: 1,858,604 km (0.071 R)
• M4: 2,326,995 km (0.116 R)
• M5: 3,141,406 km (0.051 R)
• M6: 3,859,775 km (0.114 R)
• M7: 5,031,425 km (0.088 R)
• M8: 5,567,734 km (0.086 R)
• M9: 6,048,990 km (0.118 R)
• M10: 7,517,742 km (0.094 R)
• M11: 10,327,639 km (0.109 R)
• M12: 11,292,096 km (0.089 R)
• M13: 13,241,506 km (0.111 R)
• M14: 13,993,385 km (0.11 R)
• M15: 14,547,645 km (0.047 R)
• M16: 15,348,293 km (0.041 R)
• M17: 16,238,400 km (0.043 R)
• M18: 17,225,596 km (0.096 R)
• M19: 18,121,837 km (0.072 R)
• M20: 20,147,093 km (0.105 R)
• M21: 21,286,879 km (0.056 R)
• M22: 25,616,541 km (0.088 R)
• M23: 27,640,002 km (0.076 R)
• M24: 30,779,014 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.8

Radius: 12.2

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.97 AU - 7.29 AU

Year: 5687 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,594,957 km

• M1: 151,692 km (0.105 R)
• M2: 537,356 km (0.103 R)
• M3: 1,047,335 km (0.118 R)
• M4: 1,561,652 km (0.104 R)
• M5: 1,951,504 km (0.029 R)
• M6: 2,580,862 km (0.098 R)
• M7: 3,052,844 km (0.098 R)
• M8: 3,515,700 km (0.084 R)
• M9: 3,976,910 km (0.056 R)
• M10: 5,701,624 km (0.107 R)
• M11: 7,879,469 km (0.086 R)
• M12: 8,390,047 km (0.044 R)
• M13: 12,034,700 km (0.089 R)
• M14: 17,201,062 km (0.117 R)
• M15: 18,265,002 km (0.074 R)
• M16: 22,180,876 km (0.03 R)
• M17: 23,440,939 km (0.09 R)
• M18: 25,845,426 km (0.105 R)
• M19: 31,432,009 km (0.086 R)
• M20: 34,870,815 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854

Radius: 13.4

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.9 AU - 7.5 AU

Year: 7240 Days

Day: 5.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,594,957 km

• M1: 167,699 km (0.118 R)
• M2: 798,553 km (0.085 R)
• M3: 2,265,061 km (0.026 R)
• M4: 2,719,839 km (0.106 R)
• M5: 4,069,062 km (0.087 R)
• M6: 5,252,531 km (0.107 R)
• M7: 8,249,874 km (0.067 R)
• M8: 9,070,418 km (0.117 R)
• M9: 9,616,450 km (0.11 R)
• M10: 13,482,508 km (0.11 R)
• M11: 14,376,505 km (0.107 R)
• M12: 16,216,858 km (0.065 R)
• M13: 19,376,365 km (0.113 R)
• M14: 22,925,425 km (0.091 R)
• M15: 26,425,566 km (0.098 R)
• M16: 36,705,334 km (0.059 R)
• M17: 38,683,167 km (0.096 R)
• M18: 40,000,227 km (0.05 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 10,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit