🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.68 AU - 0.72 AU

Year: 254 Days

Day: 22.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.05 AU - 1.63 AU

Year: 672 Days

Day: 36.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.47 AU - 1.81 AU

Year: 910 Days

Day: 25.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,889,322 km

• M1: 101,577 km (0.117 R)

Asteroid Belt

Center: 3.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.6

Radius: 10.2

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.84 AU - 5.96 AU

Year: 5439 Days

Day: 13.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 75.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,889,322 km

• M1: 128,355 km (0.062 R)
• M2: 554,859 km (0.105 R)
• M3: 929,452 km (0.098 R)
• M4: 1,411,905 km (0.114 R)
• M5: 2,070,734 km (0.103 R)
• M6: 3,489,969 km (0.059 R)
• M7: 4,128,303 km (0.04 R)
• M8: 6,095,814 km (0.051 R)
• M9: 6,609,683 km (0.058 R)
• M10: 9,308,279 km (0.119 R)
• M11: 10,073,023 km (0.078 R)
• M12: 11,275,640 km (0.084 R)
• M13: 11,773,352 km (0.119 R)
• M14: 12,571,457 km (0.109 R)
• M15: 13,861,290 km (0.102 R)
• M16: 15,456,751 km (0.082 R)
• M17: 16,298,987 km (0.069 R)
• M18: 20,172,824 km (0.066 R)
• M19: 21,314,854 km (0.111 R)
• M20: 22,146,618 km (0.094 R)
• M21: 23,727,419 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.8

Radius: 12.5

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.41 AU - 8.85 AU

Year: 10048 Days

Day: 6.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,889,322 km

• M1: 155,432 km (0.12 R)
• M2: 831,315 km (0.101 R)
• M3: 1,282,203 km (0.066 R)
• M4: 1,710,502 km (0.086 R)
• M5: 2,218,387 km (0.106 R)
• M6: 2,650,126 km (0.109 R)
• M7: 3,181,648 km (0.082 R)
• M8: 3,686,391 km (0.033 R)
• M9: 4,460,859 km (0.116 R)
• M10: 5,035,464 km (0.111 R)
• M11: 5,855,859 km (0.11 R)
• M12: 7,023,470 km (0.12 R)
• M13: 8,048,066 km (0.117 R)
• M14: 8,467,838 km (0.098 R)
• M15: 8,858,139 km (0.11 R)
• M16: 9,674,943 km (0.112 R)
• M17: 11,095,674 km (0.114 R)
• M18: 17,342,732 km (0.096 R)
• M19: 18,986,513 km (0.107 R)
• M20: 19,506,814 km (0.077 R)
• M21: 20,113,135 km (0.068 R)
• M22: 20,810,111 km (0.106 R)
• M23: 21,764,545 km (0.059 R)
• M24: 22,499,221 km (0.055 R)
• M25: 25,604,723 km (0.114 R)
• M26: 26,979,228 km (0.106 R)
• M27: 29,378,628 km (0.07 R)
• M28: 35,487,008 km (0.081 R)
• M29: 39,314,919 km (0.12 R)
• M30: 40,282,817 km (0.117 R)
• M31: 41,018,988 km (0.031 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 18,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit