🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.4 AU - 0.62 AU

Year: 134 Days

Day: 17.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,326,226 km

• M1: 42,935 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.54 AU - 3.82 AU

Year: 2591 Days

Day: 19.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.5

Radius: 12.6

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.87 AU - 8.69 AU

Year: 7211 Days

Day: 13.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,326,226 km

• M1: 161,117 km (0.098 R)
• M2: 850,015 km (0.052 R)
• M3: 2,762,474 km (0.092 R)
• M4: 3,187,332 km (0.101 R)
• M5: 4,146,404 km (0.087 R)
• M6: 4,923,266 km (0.103 R)
• M7: 7,694,866 km (0.12 R)
• M8: 9,846,831 km (0.108 R)
• M9: 12,067,911 km (0.101 R)
• M10: 14,093,615 km (0.056 R)
• M11: 19,849,842 km (0.057 R)
• M12: 21,445,902 km (0.085 R)
• M13: 22,428,311 km (0.085 R)
• M14: 26,660,136 km (0.053 R)
• M15: 29,605,718 km (0.106 R)
• M16: 32,761,784 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.6

Radius: 8.3

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.94 AU - 11.5 AU

Year: 11994 Days

Day: 12.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,326,226 km

• M1: 103,223 km (0.053 R)
• M2: 1,774,680 km (0.091 R)
• M3: 2,125,786 km (0.116 R)
• M4: 2,802,567 km (0.076 R)
• M5: 5,298,009 km (0.089 R)
• M6: 8,831,809 km (0.057 R)
• M7: 9,945,715 km (0.076 R)
• M8: 12,350,351 km (0.111 R)
• M9: 15,117,762 km (0.088 R)
• M10: 16,645,605 km (0.094 R)
• M11: 27,347,089 km (0.094 R)
• M12: 28,029,555 km (0.103 R)
• M13: 30,326,181 km (0.112 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: 175 - 13,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit