🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.51 AU - 0.53 AU

Year: 138 Days

Day: 20.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,101,506 km

• M1: 39,643 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.61 AU - 4.55 AU

Year: 3025 Days

Day: 36 Hours

Environment

Temp: -126 °C

Axial Tilt: 66.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,101,506 km

• M1: 1,174,792 km (0.115 R)

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.8

Radius: 8.7

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.89 AU - 5.29 AU

Year: 4216 Days

Day: 8.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,101,506 km

• M1: 109,655 km (0.075 R)
• M2: 526,734 km (0.119 R)
• M3: 901,776 km (0.044 R)
• M4: 1,520,812 km (0.093 R)
• M5: 1,980,077 km (0.113 R)
• M6: 2,258,180 km (0.066 R)
• M7: 2,664,488 km (0.071 R)
• M8: 3,294,744 km (0.054 R)
• M9: 3,645,551 km (0.094 R)
• M10: 3,975,563 km (0.084 R)
• M11: 4,325,473 km (0.076 R)
• M12: 4,824,083 km (0.111 R)
• M13: 6,239,129 km (0.103 R)
• M14: 6,909,178 km (0.108 R)
• M15: 8,094,442 km (0.111 R)
• M16: 9,329,073 km (0.103 R)
• M17: 10,204,669 km (0.085 R)
• M18: 10,952,808 km (0.069 R)
• M19: 13,781,853 km (0.107 R)
• M20: 16,287,618 km (0.108 R)
• M21: 17,369,958 km (0.078 R)
• M22: 18,951,657 km (0.051 R)
• M23: 20,216,357 km (0.118 R)
• M24: 21,607,468 km (0.034 R)
• M25: 21,893,200 km (0.066 R)
• M26: 22,545,297 km (0.064 R)
• M27: 25,362,673 km (0.102 R)
• M28: 28,492,111 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.9

Radius: 5.1

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 17.61 AU - 20.05 AU

Year: 29995 Days

Day: 24.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,101,506 km

• M1: 63,429 km (0.092 R)
• M2: 278,102 km (0.083 R)
• M3: 467,942 km (0.089 R)
• M4: 665,112 km (0.111 R)
• M5: 1,077,254 km (0.102 R)
• M6: 1,311,225 km (0.072 R)
• M7: 1,671,008 km (0.063 R)
• M8: 2,734,200 km (0.06 R)
• M9: 5,191,645 km (0.098 R)
• M10: 5,704,167 km (0.119 R)
• M11: 7,593,887 km (0.088 R)
• M12: 8,741,452 km (0.079 R)
• M13: 10,367,432 km (0.1 R)
• M14: 14,261,763 km (0.057 R)
• M15: 14,668,370 km (0.092 R)
• M16: 18,961,381 km (0.109 R)
• M17: 25,948,199 km (0.078 R)
• M18: 28,155,666 km (0.055 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 17,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit