🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.6 AU - 0.74 AU

Year: 206 Days

Day: 15.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.69 AU - 0.73 AU

Year: 224 Days

Day: 19.4 Hours

Environment

Temp: 149 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.18 AU - 1.22 AU

Year: 493 Days

Day: 27.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 105,773,698 km

• M1: 36,502 km (0.112 R)
• M2: 207,193 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.39 AU - 1.71 AU

Year: 723 Days

Day: 42.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,773,698 km

• M1: 39,943 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.03 AU - 3.51 AU

Year: 2216 Days

Day: 36.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,773,698 km

• M1: 546,481 km (0.118 R)

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.4

Radius: 10.9

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.06 AU - 4.92 AU

Year: 3565 Days

Day: 14.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 105,773,698 km

• M1: 135,536 km (0.075 R)
• M2: 564,134 km (0.108 R)
• M3: 1,697,786 km (0.094 R)
• M4: 2,267,156 km (0.058 R)
• M5: 4,090,754 km (0.118 R)
• M6: 4,645,163 km (0.118 R)
• M7: 5,093,359 km (0.078 R)
• M8: 5,961,625 km (0.081 R)
• M9: 7,346,003 km (0.102 R)
• M10: 9,668,959 km (0.067 R)
• M11: 13,410,103 km (0.119 R)
• M12: 13,860,841 km (0.101 R)
• M13: 14,218,380 km (0.114 R)
• M14: 15,058,970 km (0.098 R)
• M15: 15,546,211 km (0.101 R)
• M16: 21,013,415 km (0.098 R)
• M17: 23,016,829 km (0.1 R)
• M18: 24,248,917 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.2

Radius: 11.9

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.06 AU - 6.72 AU

Year: 5357 Days

Day: 13.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 105,773,698 km

• M1: 147,952 km (0.11 R)
• M2: 519,853 km (0.097 R)
• M3: 969,693 km (0.075 R)
• M4: 1,614,161 km (0.066 R)
• M5: 2,797,779 km (0.086 R)
• M6: 3,915,425 km (0.051 R)
• M7: 5,557,411 km (0.113 R)
• M8: 6,377,806 km (0.118 R)
• M9: 7,243,678 km (0.096 R)
• M10: 8,630,750 km (0.03 R)
• M11: 9,487,497 km (0.117 R)
• M12: 10,272,287 km (0.073 R)
• M13: 11,784,123 km (0.056 R)
• M14: 12,447,889 km (0.069 R)
• M15: 14,111,567 km (0.069 R)
• M16: 16,908,000 km (0.094 R)
• M17: 19,331,336 km (0.116 R)
• M18: 23,057,071 km (0.113 R)
• M19: 23,646,935 km (0.065 R)
• M20: 25,088,311 km (0.094 R)
• M21: 25,477,265 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.9

Radius: 7.8

Gravity: 14.31 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 15.41 AU - 20.97 AU

Year: 29072 Days

Day: 21.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,773,698 km

• M1: 106,065 km (0.073 R)
• M2: 580,440 km (0.117 R)
• M3: 892,650 km (0.102 R)
• M4: 2,343,002 km (0.047 R)
• M5: 2,621,403 km (0.098 R)
• M6: 2,950,220 km (0.096 R)
• M7: 3,658,117 km (0.097 R)
• M8: 4,589,214 km (0.081 R)
• M9: 5,193,589 km (0.083 R)
• M10: 6,174,802 km (0.089 R)
• M11: 6,462,628 km (0.087 R)
• M12: 9,284,343 km (0.038 R)
• M13: 14,447,564 km (0.107 R)
• M14: 14,870,477 km (0.078 R)
• M15: 16,737,309 km (0.116 R)
• M16: 17,016,159 km (0.115 R)
• M17: 18,260,664 km (0.112 R)
• M18: 21,145,360 km (0.062 R)
• M19: 24,439,206 km (0.05 R)
• M20: 34,212,435 km (0.11 R)
• M21: 41,376,228 km (0.103 R)
• M22: 54,814,455 km (0.108 R)
• M23: 71,135,134 km (0.067 R)
• M24: 75,099,178 km (0.103 R)
• M25: 94,766,511 km (0.095 R)
• M26: 97,743,359 km (0.116 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 19,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit