🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.5 AU - 0.54 AU

Year: 131 Days

Day: 14.5 Hours

Environment

Temp: 237 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,812,989 km

• M1: 153,637 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.49 AU - 0.63 AU

Year: 147 Days

Day: 23.8 Hours

Environment

Temp: 182 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,812,989 km

• M1: 22,440 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.28 AU - 1.54 AU

Year: 586 Days

Day: 42.1 Hours

Environment

Temp: -5 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.22 AU - 4.14 AU

Year: 2470 Days

Day: 21.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,812,989 km

• M1: 53,257 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.48 AU - 5.86 AU

Year: 4113 Days

Day: 35.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,812,989 km

• M1: 520,301 km (0.101 R)

Asteroid Belt

Center: 6.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.2

Radius: 8.2

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.66 AU - 9 AU

Year: 7665 Days

Day: 9.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,812,989 km

• M1: 107,561 km (0.107 R)
• M2: 4,709,939 km (0.057 R)
• M3: 5,201,069 km (0.082 R)
• M4: 5,505,800 km (0.076 R)
• M5: 6,990,708 km (0.067 R)
• M6: 11,682,547 km (0.087 R)
• M7: 12,474,368 km (0.109 R)
• M8: 13,988,897 km (0.096 R)
• M9: 15,938,157 km (0.097 R)
• M10: 18,550,136 km (0.094 R)
• M11: 19,920,602 km (0.052 R)
• M12: 24,861,670 km (0.095 R)
• M13: 25,466,195 km (0.076 R)
• M14: 27,705,526 km (0.043 R)
• M15: 28,355,379 km (0.056 R)
• M16: 31,156,300 km (0.035 R)
• M17: 32,777,941 km (0.082 R)
• M18: 36,742,135 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.7

Radius: 3.4

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 14.99 AU - 15.11 AU

Year: 20426 Days

Day: 17.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,812,989 km

• M1: 49,068 km (0.096 R)
• M2: 186,399 km (0.09 R)
• M3: 475,721 km (0.071 R)
• M4: 898,335 km (0.05 R)
• M5: 2,436,650 km (0.118 R)
• M6: 3,893,135 km (0.116 R)
• M7: 4,862,978 km (0.103 R)
• M8: 9,269,533 km (0.059 R)
• M9: 14,525,654 km (0.089 R)
• M10: 19,750,808 km (0.072 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 20,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit