🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.6 AU - 0.9 AU

Year: 243 Days

Day: 31.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,077,672 km

• M1: 236,664 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.82 AU - 1.14 AU

Year: 364 Days

Day: 47.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.75 AU - 3.47 AU

Year: 2055 Days

Day: 38.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.45 AU - 3.95 AU

Year: 2667 Days

Day: 17.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.5

Radius: 12.7

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.67 AU - 6.59 AU

Year: 5006 Days

Day: 9.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,077,672 km

• M1: 157,975 km (0.055 R)
• M2: 622,926 km (0.06 R)
• M3: 1,088,025 km (0.064 R)
• M4: 1,790,836 km (0.073 R)
• M5: 2,998,091 km (0.05 R)
• M6: 3,552,800 km (0.073 R)
• M7: 4,013,112 km (0.032 R)
• M8: 6,650,074 km (0.085 R)
• M9: 7,079,719 km (0.081 R)
• M10: 10,018,869 km (0.105 R)
• M11: 10,496,535 km (0.079 R)
• M12: 12,265,380 km (0.096 R)
• M13: 14,333,870 km (0.104 R)
• M14: 18,175,992 km (0.081 R)
• M15: 19,685,883 km (0.117 R)
• M16: 20,714,668 km (0.11 R)
• M17: 21,778,907 km (0.095 R)
• M18: 22,287,988 km (0.098 R)
• M19: 22,730,499 km (0.118 R)
• M20: 25,832,710 km (0.118 R)
• M21: 28,682,998 km (0.066 R)
• M22: 29,471,379 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.1

Radius: 11.7

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.01 AU - 8.97 AU

Year: 7682 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,077,672 km

• M1: 164,857 km (0.079 R)
• M2: 721,361 km (0.084 R)
• M3: 1,309,879 km (0.11 R)
• M4: 1,872,367 km (0.067 R)
• M5: 2,462,979 km (0.052 R)
• M6: 3,309,254 km (0.05 R)
• M7: 3,694,170 km (0.118 R)
• M8: 6,961,986 km (0.108 R)
• M9: 7,325,957 km (0.109 R)
• M10: 9,222,260 km (0.088 R)
• M11: 11,563,018 km (0.094 R)
• M12: 12,169,488 km (0.099 R)
• M13: 12,699,214 km (0.119 R)
• M14: 15,137,809 km (0.08 R)
• M15: 17,750,685 km (0.062 R)
• M16: 22,679,037 km (0.086 R)
• M17: 25,689,844 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.8

Radius: 9.7

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.87 AU - 10.05 AU

Year: 9221 Days

Day: 13.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 104.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,077,672 km

• M1: 120,576 km (0.073 R)
• M2: 427,850 km (0.088 R)
• M3: 773,571 km (0.069 R)
• M4: 1,337,854 km (0.08 R)
• M5: 1,668,315 km (0.117 R)
• M6: 2,231,402 km (0.033 R)
• M7: 2,619,010 km (0.118 R)
• M8: 3,190,025 km (0.11 R)
• M9: 4,889,008 km (0.032 R)
• M10: 5,933,949 km (0.055 R)
• M11: 6,683,285 km (0.093 R)
• M12: 8,598,586 km (0.069 R)
• M13: 9,311,420 km (0.051 R)
• M14: 16,787,873 km (0.105 R)
• M15: 17,227,092 km (0.106 R)
• M16: 20,271,409 km (0.069 R)
• M17: 21,877,193 km (0.118 R)
• M18: 22,489,497 km (0.077 R)
• M19: 25,149,197 km (0.114 R)
• M20: 25,918,280 km (0.091 R)
• M21: 27,402,440 km (0.071 R)
• M22: 29,151,987 km (0.09 R)
• M23: 29,574,302 km (0.113 R)
• M24: 31,194,298 km (0.114 R)
• M25: 39,284,999 km (0.107 R)
• M26: 40,844,407 km (0.11 R)
• M27: 42,715,428 km (0.101 R)
• M28: 46,771,774 km (0.07 R)
• M29: 48,375,164 km (0.098 R)
• M30: 50,468,637 km (0.103 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 12,110 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit