🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.95 AU - 1.01 AU

Year: 365 Days

Day: 25.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 25,809,219 km

• M1: 86,019 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.9 AU - 2.42 AU

Year: 1196 Days

Day: 41.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 72.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.58 AU - 4.08 AU

Year: 2289 Days

Day: 24 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.1

Radius: 14

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.9 AU - 5.38 AU

Year: 3765 Days

Day: 5.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,809,219 km

• M1: 175,179 km (0.104 R)
• M2: 892,202 km (0.091 R)
• M3: 1,425,967 km (0.099 R)
• M4: 2,459,688 km (0.117 R)
• M5: 2,952,164 km (0.086 R)
• M6: 4,481,204 km (0.047 R)
• M7: 5,246,098 km (0.108 R)
• M8: 6,020,267 km (0.038 R)
• M9: 7,796,891 km (0.059 R)
• M10: 9,937,039 km (0.086 R)
• M11: 11,278,483 km (0.079 R)
• M12: 14,182,327 km (0.088 R)
• M13: 15,062,411 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.6

Radius: 10

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.3 AU - 9.92 AU

Year: 11223 Days

Day: 13.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,809,219 km

• M1: 125,513 km (0.103 R)
• M2: 460,313 km (0.045 R)
• M3: 1,263,653 km (0.106 R)
• M4: 1,867,580 km (0.067 R)
• M5: 2,305,602 km (0.062 R)
• M6: 3,254,950 km (0.086 R)
• M7: 6,041,360 km (0.068 R)
• M8: 7,544,969 km (0.098 R)
• M9: 8,111,346 km (0.067 R)
• M10: 8,881,027 km (0.116 R)
• M11: 9,374,850 km (0.112 R)
• M12: 18,209,651 km (0.064 R)
• M13: 22,105,778 km (0.069 R)
• M14: 23,434,357 km (0.082 R)
• M15: 24,727,481 km (0.117 R)
• M16: 28,697,509 km (0.098 R)
• M17: 38,934,791 km (0.114 R)
• M18: 39,292,778 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.9

Radius: 5.4

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 15.48 AU - 21.52 AU

Year: 29977 Days

Day: 20.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,809,219 km

• M1: 69,264 km (0.117 R)
• M2: 312,360 km (0.102 R)
• M3: 1,815,520 km (0.088 R)
• M4: 2,186,074 km (0.1 R)
• M5: 2,655,362 km (0.083 R)
• M6: 6,143,087 km (0.051 R)
• M7: 6,720,834 km (0.06 R)
• M8: 14,521,765 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 15,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit