🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.81 AU - 0.87 AU

Year: 281 Days

Day: 15.8 Hours

Environment

Temp: 100 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.09 AU - 1.21 AU

Year: 450 Days

Day: 38.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 48,912,451 km

• M1: 407,804 km (0.098 R)
• M2: 908,209 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.67 AU - 1.73 AU

Year: 810 Days

Day: 31.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.6 AU - 3.98 AU

Year: 2180 Days

Day: 15.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.4

Radius: 8.2

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 7.24 AU - 7.38 AU

Year: 7219 Days

Day: 11.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,912,451 km

• M1: 102,026 km (0.079 R)
• M2: 569,818 km (0.078 R)
• M3: 837,598 km (0.083 R)
• M4: 1,283,849 km (0.064 R)
• M5: 1,548,787 km (0.081 R)
• M6: 2,040,814 km (0.071 R)
• M7: 2,498,883 km (0.1 R)
• M8: 3,088,897 km (0.056 R)
• M9: 3,972,721 km (0.081 R)
• M10: 4,375,588 km (0.097 R)
• M11: 6,926,082 km (0.092 R)
• M12: 8,427,147 km (0.09 R)
• M13: 11,785,171 km (0.115 R)
• M14: 12,169,188 km (0.075 R)
• M15: 16,617,032 km (0.066 R)
• M16: 17,592,410 km (0.119 R)
• M17: 25,972,285 km (0.075 R)
• M18: 30,860,096 km (0.081 R)
• M19: 42,921,723 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564

Radius: 13.4

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.27 AU - 11.51 AU

Year: 11360 Days

Day: 12.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,912,451 km

• M1: 166,652 km (0.077 R)
• M2: 799,301 km (0.08 R)
• M3: 2,099,457 km (0.106 R)
• M4: 3,309,853 km (0.061 R)
• M5: 4,668,052 km (0.072 R)
• M6: 5,390,759 km (0.101 R)
• M7: 6,187,069 km (0.04 R)
• M8: 7,799,734 km (0.114 R)
• M9: 9,241,558 km (0.073 R)
• M10: 11,176,756 km (0.09 R)
• M11: 11,840,372 km (0.088 R)
• M12: 12,766,233 km (0.091 R)
• M13: 14,244,709 km (0.095 R)
• M14: 14,827,543 km (0.116 R)
• M15: 19,601,061 km (0.105 R)
• M16: 20,813,701 km (0.112 R)
• M17: 21,396,385 km (0.117 R)
• M18: 22,075,709 km (0.115 R)
• M19: 24,109,043 km (0.032 R)
• M20: 26,749,595 km (0.054 R)
• M21: 31,934,957 km (0.095 R)
• M22: 32,934,570 km (0.059 R)
• M23: 34,069,718 km (0.058 R)
• M24: 35,230,598 km (0.084 R)
• M25: 36,658,360 km (0.102 R)
• M26: 40,525,016 km (0.043 R)
• M27: 45,208,327 km (0.073 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 15,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit