🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.46 AU - 0.62 AU

Year: 145 Days

Day: 34.2 Hours

Environment

Temp: 229 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,820,160 km

• M1: 53,556 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.11 AU - 1.67 AU

Year: 599 Days

Day: 19.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,820,160 km

• M1: 107,860 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.61 AU - 1.91 AU

Year: 853 Days

Day: 13.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.5 AU - 2.38 AU

Year: 987 Days

Day: 37.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,820,160 km

• M1: 43,084 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4 AU - 4.06 AU

Year: 2955 Days

Day: 34.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4 AU - 4.72 AU

Year: 3325 Days

Day: 32.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.1

Radius: 12.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.63 AU - 5.97 AU

Year: 4457 Days

Day: 7.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,820,160 km

• M1: 154,235 km (0.106 R)
• M2: 888,312 km (0.049 R)
• M3: 1,299,407 km (0.038 R)
• M4: 1,697,936 km (0.115 R)
• M5: 2,515,039 km (0.108 R)
• M6: 3,111,037 km (0.052 R)
• M7: 3,618,473 km (0.065 R)
• M8: 4,137,428 km (0.086 R)
• M9: 5,121,334 km (0.058 R)
• M10: 5,561,750 km (0.082 R)
• M11: 6,169,117 km (0.073 R)
• M12: 6,789,948 km (0.083 R)
• M13: 8,365,962 km (0.077 R)
• M14: 9,855,657 km (0.062 R)
• M15: 10,375,959 km (0.108 R)
• M16: 11,298,379 km (0.095 R)
• M17: 12,550,364 km (0.119 R)
• M18: 16,303,026 km (0.117 R)
• M19: 17,665,414 km (0.11 R)
• M20: 18,374,508 km (0.095 R)
• M21: 18,918,596 km (0.118 R)
• M22: 19,598,219 km (0.075 R)
• M23: 23,313,781 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.4

Radius: 5.1

Gravity: 34.5 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 12.98 AU - 14.28 AU

Year: 18380 Days

Day: 22.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,820,160 km

• M1: 63,429 km (0.077 R)
• M2: 350,657 km (0.116 R)
• M3: 771,027 km (0.108 R)
• M4: 1,645,876 km (0.096 R)
• M5: 9,600,593 km (0.109 R)
• M6: 16,543,729 km (0.075 R)
• M7: 17,218,565 km (0.116 R)
• M8: 19,725,377 km (0.09 R)
• M9: 20,967,787 km (0.106 R)
• M10: 24,679,161 km (0.115 R)
• M11: 29,169,042 km (0.076 R)
• M12: 29,781,346 km (0.088 R)
• M13: 34,309,673 km (0.11 R)
• M14: 35,822,257 km (0.06 R)
• M15: 36,242,478 km (0.118 R)
• M16: 52,741,328 km (0.073 R)
• M17: 54,938,472 km (0.054 R)
• M18: 67,908,009 km (0.094 R)
• M19: 71,829,567 km (0.076 R)
• M20: 74,982,043 km (0.08 R)
• M21: 77,756,485 km (0.111 R)

Asteroid Belt

Center: 16.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.9

Radius: 6.4

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 15.39 AU - 23.17 AU

Year: 30921 Days

Day: 19.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,820,160 km

• M1: 79,586 km (0.111 R)
• M2: 2,823,211 km (0.106 R)
• M3: 5,993,489 km (0.118 R)
• M4: 11,218,644 km (0.059 R)
• M5: 12,077,784 km (0.109 R)
• M6: 20,812,505 km (0.1 R)
• M7: 27,819,669 km (0.096 R)
• M8: 32,497,744 km (0.064 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: 483 - 14,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit