🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.68 AU - 1.02 AU

Year: 302 Days

Day: 38.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 29,978,546 km

• M1: 129,552 km (0.118 R)
• M2: 257,308 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.76 AU - 1 AU

Year: 318 Days

Day: 37.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.82 AU - 1.12 AU

Year: 368 Days

Day: 18.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 143.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,978,546 km

• M1: 41,738 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.96 AU - 1.1 AU

Year: 402 Days

Day: 45.2 Hours

Environment

Temp: -12 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 29,978,546 km

• M1: 34,707 km (0.111 R)
• M2: 58,493 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.04 AU - 1.3 AU

Year: 487 Days

Day: 47.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.07 AU - 1.33 AU

Year: 506 Days

Day: 41.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,978,546 km

• M1: 34,557 km (0.089 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.06 AU - 2.24 AU

Year: 1214 Days

Day: 20 Hours

Environment

Temp: -92 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.8

Radius: 14.1

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.35 AU - 4.77 AU

Year: 3150 Days

Day: 6.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,978,546 km

• M1: 177,273 km (0.099 R)
• M2: 699,669 km (0.112 R)
• M3: 1,143,227 km (0.104 R)
• M4: 1,603,988 km (0.099 R)
• M5: 2,269,848 km (0.087 R)
• M6: 3,284,571 km (0.119 R)
• M7: 4,266,082 km (0.087 R)
• M8: 4,916,684 km (0.11 R)
• M9: 5,809,484 km (0.116 R)
• M10: 6,281,764 km (0.067 R)
• M11: 6,751,202 km (0.093 R)
• M12: 7,606,753 km (0.094 R)
• M13: 8,108,953 km (0.114 R)
• M14: 10,343,945 km (0.114 R)
• M15: 11,851,143 km (0.101 R)
• M16: 12,571,008 km (0.09 R)
• M17: 15,745,924 km (0.086 R)
• M18: 16,408,792 km (0.116 R)
• M19: 17,357,243 km (0.051 R)
• M20: 18,009,639 km (0.059 R)
• M21: 19,076,122 km (0.058 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.5

Radius: 14.6

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.14 AU - 6.04 AU

Year: 4421 Days

Day: 8.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,978,546 km

• M1: 181,612 km (0.075 R)
• M2: 667,655 km (0.055 R)
• M3: 1,122,433 km (0.116 R)
• M4: 1,670,111 km (0.113 R)
• M5: 2,353,175 km (0.038 R)
• M6: 3,385,400 km (0.111 R)
• M7: 3,984,689 km (0.07 R)
• M8: 5,663,775 km (0.117 R)
• M9: 6,662,491 km (0.038 R)
• M10: 7,775,798 km (0.046 R)
• M11: 8,537,102 km (0.027 R)
• M12: 9,158,830 km (0.104 R)
• M13: 12,271,513 km (0.09 R)
• M14: 13,064,831 km (0.09 R)
• M15: 15,277,533 km (0.08 R)
• M16: 16,251,116 km (0.117 R)
• M17: 16,979,807 km (0.108 R)
• M18: 22,567,437 km (0.029 R)
• M19: 23,616,717 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.6

Radius: 7.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.96 AU - 16.54 AU

Year: 18569 Days

Day: 18.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,978,546 km

• M1: 141,071 km (0.034 R)
• M2: 890,855 km (0.099 R)
• M3: 1,961,976 km (0.091 R)
• M4: 2,907,285 km (0.034 R)
• M5: 3,254,801 km (0.107 R)
• M6: 5,953,397 km (0.093 R)
• M7: 6,419,245 km (0.081 R)
• M8: 6,710,212 km (0.107 R)
• M9: 7,744,383 km (0.069 R)
• M10: 15,451,366 km (0.12 R)
• M11: 22,539,462 km (0.119 R)
• M12: 24,836,089 km (0.118 R)
• M13: 27,032,634 km (0.095 R)
• M14: 29,532,415 km (0.109 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: 467 - 11,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit