🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.49 AU - 0.67 AU

Year: 166 Days

Day: 31.6 Hours

Environment

Temp: 183 °C

Axial Tilt: 144.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 15,406,570 km

• M1: 245,789 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.98 AU - 1.42 AU

Year: 495 Days

Day: 32 Hours

Environment

Temp: 2 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.24 AU - 1.56 AU

Year: 624 Days

Day: 28.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.8

Radius: 14.7

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.25 AU - 8.91 AU

Year: 7862 Days

Day: 13.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 15,406,570 km

• M1: 183,257 km (0.114 R)
• M2: 363,373 km (0.101 R)
• M3: 483,052 km (0.098 R)
• M4: 753,375 km (0.075 R)
• M5: 1,364,781 km (0.098 R)
• M6: 1,513,930 km (0.094 R)
• M7: 2,201,033 km (0.09 R)
• M8: 2,597,318 km (0.054 R)
• M9: 2,709,367 km (0.115 R)
• M10: 2,835,927 km (0.066 R)
• M11: 3,042,521 km (0.11 R)
• M12: 3,402,903 km (0.069 R)
• M13: 3,678,761 km (0.114 R)
• M14: 3,805,471 km (0.092 R)
• M15: 4,267,578 km (0.074 R)
• M16: 4,371,100 km (0.111 R)
• M17: 4,535,508 km (0.106 R)
• M18: 4,793,714 km (0.04 R)
• M19: 6,090,129 km (0.109 R)
• M20: 6,291,039 km (0.104 R)
• M21: 6,392,467 km (0.083 R)
• M22: 7,152,274 km (0.073 R)
• M23: 7,831,748 km (0.089 R)
• M24: 8,908,404 km (0.117 R)
• M25: 9,309,775 km (0.105 R)
• M26: 9,406,265 km (0.069 R)
• M27: 10,011,688 km (0.05 R)
• M28: 10,289,342 km (0.043 R)
• M29: 11,014,891 km (0.034 R)
• M30: 11,632,132 km (0.057 R)
• M31: 12,239,649 km (0.056 R)
• M32: 12,366,658 km (0.065 R)
• M33: 12,686,049 km (0.085 R)
• M34: 13,267,835 km (0.111 R)
• M35: 14,101,544 km (0.106 R)
• M36: 14,212,396 km (0.11 R)
• M37: 14,457,587 km (0.066 R)
• M38: 14,839,211 km (0.097 R)
• M39: 15,020,075 km (0.109 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: 178 - 10,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit