🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.07 AU - 2.95 AU

Year: 1460 Days

Day: 12.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 87.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.9 AU - 4.06 AU

Year: 2383 Days

Day: 20.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.1

Radius: 12.7

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.53 AU - 7.13 AU

Year: 5846 Days

Day: 6.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,395,658 km

• M1: 158,873 km (0.117 R)
• M2: 918,232 km (0.08 R)
• M3: 1,461,422 km (0.083 R)
• M4: 3,539,037 km (0.036 R)
• M5: 4,249,477 km (0.114 R)
• M6: 4,855,348 km (0.064 R)
• M7: 6,445,574 km (0.088 R)
• M8: 7,311,746 km (0.09 R)
• M9: 9,087,023 km (0.093 R)
• M10: 9,699,178 km (0.04 R)
• M11: 11,970,373 km (0.073 R)
• M12: 13,817,308 km (0.084 R)
• M13: 18,428,962 km (0.085 R)
• M14: 19,410,773 km (0.1 R)
• M15: 20,169,832 km (0.085 R)
• M16: 20,621,767 km (0.032 R)
• M17: 22,913,457 km (0.108 R)
• M18: 23,547,453 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.1

Radius: 9.5

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.61 AU - 6.71 AU

Year: 6309 Days

Day: 13.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 148.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,395,658 km

• M1: 118,182 km (0.096 R)
• M2: 447,298 km (0.076 R)
• M3: 813,064 km (0.034 R)
• M4: 2,712,658 km (0.112 R)
• M5: 3,622,363 km (0.064 R)
• M6: 4,084,171 km (0.1 R)
• M7: 4,639,928 km (0.098 R)
• M8: 6,862,653 km (0.114 R)
• M9: 10,226,211 km (0.102 R)
• M10: 13,675,190 km (0.107 R)
• M11: 14,081,199 km (0.119 R)
• M12: 18,667,570 km (0.111 R)
• M13: 21,026,729 km (0.104 R)
• M14: 25,099,980 km (0.028 R)
• M15: 25,709,142 km (0.026 R)
• M16: 26,507,097 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.7

Radius: 8.2

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.2 AU - 11.64 AU

Year: 10613 Days

Day: 6.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,395,658 km

• M1: 102,026 km (0.057 R)
• M2: 380,427 km (0.1 R)
• M3: 807,380 km (0.053 R)
• M4: 1,290,132 km (0.119 R)
• M5: 1,597,705 km (0.071 R)
• M6: 2,120,699 km (0.087 R)
• M7: 3,418,311 km (0.119 R)
• M8: 4,312,009 km (0.049 R)
• M9: 4,624,369 km (0.058 R)
• M10: 7,325,808 km (0.11 R)
• M11: 8,079,033 km (0.05 R)
• M12: 9,007,886 km (0.051 R)
• M13: 13,497,767 km (0.112 R)
• M14: 15,037,578 km (0.112 R)
• M15: 16,501,692 km (0.086 R)
• M16: 23,712,010 km (0.099 R)
• M17: 25,102,074 km (0.118 R)
• M18: 32,975,410 km (0.045 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 10,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit