🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.61 AU - 0.63 AU

Year: 186 Days

Day: 33.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 53,176,593 km

• M1: 36,352 km (0.092 R)
• M2: 431,739 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.98 AU - 1.2 AU

Year: 433 Days

Day: 32.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 23.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.1 AU - 1.3 AU

Year: 501 Days

Day: 14.9 Hours

Environment

Temp: -18 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.55 AU - 2.23 AU

Year: 989 Days

Day: 43.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.52 AU - 2.88 AU

Year: 1689 Days

Day: 32.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 14

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.62 AU - 5.02 AU

Year: 3419 Days

Day: 6.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,176,593 km

• M1: 174,431 km (0.077 R)
• M2: 622,178 km (0.041 R)
• M3: 1,958,685 km (0.11 R)
• M4: 2,803,614 km (0.082 R)
• M5: 3,375,078 km (0.108 R)
• M6: 4,245,288 km (0.038 R)
• M7: 5,173,842 km (0.098 R)
• M8: 6,063,650 km (0.11 R)
• M9: 6,763,769 km (0.095 R)
• M10: 7,943,348 km (0.055 R)
• M11: 8,446,146 km (0.12 R)
• M12: 10,083,196 km (0.03 R)
• M13: 11,508,714 km (0.042 R)
• M14: 13,766,894 km (0.105 R)
• M15: 14,320,855 km (0.069 R)
• M16: 14,978,337 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.4

Radius: 9.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.88 AU - 6 AU

Year: 4181 Days

Day: 13.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,176,593 km

• M1: 125,363 km (0.065 R)
• M2: 452,833 km (0.098 R)
• M3: 917,484 km (0.057 R)
• M4: 1,375,852 km (0.077 R)
• M5: 1,825,842 km (0.097 R)
• M6: 2,311,736 km (0.034 R)
• M7: 3,191,970 km (0.118 R)
• M8: 4,212,377 km (0.113 R)
• M9: 4,860,734 km (0.076 R)
• M10: 5,248,791 km (0.117 R)
• M11: 5,741,865 km (0.053 R)
• M12: 6,789,200 km (0.118 R)
• M13: 8,760,302 km (0.104 R)
• M14: 9,775,473 km (0.053 R)
• M15: 10,565,649 km (0.114 R)
• M16: 11,219,092 km (0.106 R)
• M17: 13,694,189 km (0.1 R)
• M18: 17,036,804 km (0.089 R)
• M19: 19,957,104 km (0.117 R)
• M20: 21,916,537 km (0.086 R)
• M21: 23,632,574 km (0.104 R)
• M22: 24,001,034 km (0.115 R)
• M23: 24,673,925 km (0.059 R)
• M24: 25,206,044 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.9

Radius: 11.7

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.71 AU - 7.69 AU

Year: 5879 Days

Day: 10 Hours

Environment

Temp: -150 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,176,593 km

• M1: 151,692 km (0.11 R)
• M2: 784,641 km (0.092 R)
• M3: 1,516,922 km (0.066 R)
• M4: 3,172,821 km (0.043 R)
• M5: 3,965,540 km (0.095 R)
• M6: 7,397,615 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.9

Radius: 14.1

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.31 AU - 10.73 AU

Year: 10316 Days

Day: 10.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,176,593 km

• M1: 176,226 km (0.114 R)
• M2: 803,490 km (0.051 R)
• M3: 1,549,834 km (0.085 R)
• M4: 1,994,738 km (0.102 R)
• M5: 3,828,210 km (0.1 R)
• M6: 4,538,051 km (0.11 R)
• M7: 6,681,938 km (0.096 R)
• M8: 7,289,007 km (0.114 R)
• M9: 8,660,969 km (0.07 R)
• M10: 10,409,917 km (0.105 R)
• M11: 12,503,839 km (0.115 R)
• M12: 15,761,931 km (0.089 R)
• M13: 18,276,970 km (0.077 R)
• M14: 20,289,510 km (0.102 R)
• M15: 23,903,795 km (0.093 R)
• M16: 30,371,360 km (0.088 R)
• M17: 31,814,381 km (0.118 R)
• M18: 32,724,684 km (0.107 R)
• M19: 34,836,707 km (0.074 R)
• M20: 50,212,525 km (0.079 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 558 - 16,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit