🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.75 AU - 0.91 AU

Year: 276 Days

Day: 12.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 84.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,332,275 km

• M1: 311,762 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.8 AU - 1.16 AU

Year: 354 Days

Day: 30.8 Hours

Environment

Temp: 43 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,332,275 km

• M1: 422,614 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.92 AU - 1.98 AU

Year: 995 Days

Day: 43 Hours

Environment

Temp: -69 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,332,275 km

• M1: 561,590 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.14 AU - 2.52 AU

Year: 1299 Days

Day: 34.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.3 AU - 3.34 AU

Year: 1730 Days

Day: 45.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,332,275 km

• M1: 1,830,629 km (0.064 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.82 AU - 4.24 AU

Year: 2422 Days

Day: 17.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,332,275 km

• M1: 525,238 km (0.11 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.66 AU - 3.94 AU

Year: 2706 Days

Day: 16.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.2

Radius: 14.1

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.11 AU - 7.05 AU

Year: 5476 Days

Day: 11.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,332,275 km

• M1: 175,329 km (0.097 R)
• M2: 671,994 km (0.091 R)
• M3: 1,469,350 km (0.1 R)
• M4: 5,304,441 km (0.088 R)
• M5: 9,105,873 km (0.118 R)
• M6: 9,578,752 km (0.064 R)
• M7: 10,762,370 km (0.056 R)
• M8: 12,092,594 km (0.061 R)
• M9: 13,200,815 km (0.105 R)
• M10: 15,680,400 km (0.072 R)
• M11: 16,997,908 km (0.11 R)
• M12: 18,252,586 km (0.09 R)
• M13: 19,638,909 km (0.088 R)
• M14: 24,138,065 km (0.11 R)
• M15: 25,552,064 km (0.062 R)
• M16: 29,842,830 km (0.087 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.1

Radius: 14.1

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.75 AU - 12.15 AU

Year: 12339 Days

Day: 13.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,332,275 km

• M1: 175,329 km (0.066 R)
• M2: 652,396 km (0.065 R)
• M3: 1,237,773 km (0.083 R)
• M4: 3,518,991 km (0.11 R)
• M5: 5,788,989 km (0.028 R)
• M6: 6,835,276 km (0.027 R)
• M7: 8,297,595 km (0.044 R)
• M8: 8,984,699 km (0.101 R)
• M9: 10,429,664 km (0.091 R)
• M10: 11,184,984 km (0.053 R)
• M11: 12,557,844 km (0.075 R)
• M12: 17,411,846 km (0.102 R)
• M13: 19,186,974 km (0.097 R)
• M14: 26,191,595 km (0.117 R)
• M15: 26,678,835 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.8

Radius: 5.4

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 14.04 AU - 17.66 AU

Year: 23048 Days

Day: 23.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,332,275 km

• M1: 69,264 km (0.096 R)
• M2: 333,753 km (0.114 R)
• M3: 598,990 km (0.109 R)
• M4: 977,622 km (0.103 R)
• M5: 1,699,432 km (0.115 R)
• M6: 2,070,883 km (0.067 R)
• M7: 2,556,927 km (0.09 R)
• M8: 8,470,381 km (0.12 R)
• M9: 12,813,207 km (0.088 R)
• M10: 14,292,431 km (0.063 R)
• M11: 24,456,858 km (0.087 R)
• M12: 25,818,797 km (0.075 R)
• M13: 36,795,691 km (0.072 R)
• M14: 37,681,310 km (0.096 R)
• M15: 40,156,257 km (0.08 R)
• M16: 44,423,536 km (0.117 R)
• M17: 46,445,950 km (0.085 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 10,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit