🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.77 AU - 1.11 AU

Year: 342 Days

Day: 36.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 156 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.85 AU - 1.19 AU

Year: 386 Days

Day: 21.1 Hours

Environment

Temp: 26 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.29 AU - 1.59 AU

Year: 648 Days

Day: 45.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.42 AU - 1.76 AU

Year: 751 Days

Day: 28.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.52 AU - 2.14 AU

Year: 928 Days

Day: 33.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.3 AU - 2.74 AU

Year: 1499 Days

Day: 45 Hours

Environment

Temp: -97 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.6 AU - 4.12 AU

Year: 2308 Days

Day: 38.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,630,285 km

• M1: 1,062,743 km (0.104 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.21 AU - 4.65 AU

Year: 2920 Days

Day: 45.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778

Radius: 4.9

Gravity: 32.4 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 17.67 AU - 17.91 AU

Year: 28119 Days

Day: 17.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 99,630,285 km

• M1: 131,197 km (0.107 R)
• M2: 300,542 km (0.052 R)
• M3: 550,071 km (0.089 R)
• M4: 1,078,301 km (0.082 R)
• M5: 1,420,282 km (0.119 R)
• M6: 1,851,722 km (0.101 R)
• M7: 3,770,914 km (0.049 R)
• M8: 4,221,203 km (0.113 R)
• M9: 4,629,456 km (0.092 R)
• M10: 5,567,734 km (0.103 R)
• M11: 5,967,309 km (0.104 R)
• M12: 6,675,356 km (0.119 R)
• M13: 6,873,274 km (0.076 R)
• M14: 8,088,308 km (0.099 R)
• M15: 10,464,670 km (0.03 R)
• M16: 13,114,198 km (0.064 R)
• M17: 13,740,564 km (0.09 R)
• M18: 13,900,335 km (0.111 R)
• M19: 15,652,575 km (0.07 R)
• M20: 16,990,877 km (0.099 R)
• M21: 17,453,434 km (0.105 R)
• M22: 19,088,987 km (0.115 R)
• M23: 19,387,734 km (0.076 R)
• M24: 20,929,191 km (0.072 R)
• M25: 32,628,343 km (0.096 R)
• M26: 33,486,586 km (0.105 R)
• M27: 34,067,026 km (0.091 R)
• M28: 36,916,117 km (0.116 R)
• M29: 39,114,308 km (0.092 R)
• M30: 41,564,721 km (0.053 R)
• M31: 44,463,330 km (0.116 R)
• M32: 45,340,721 km (0.12 R)
• M33: 45,872,691 km (0.099 R)
• M34: 51,423,819 km (0.1 R)
• M35: 56,378,351 km (0.1 R)
• M36: 64,503,610 km (0.081 R)
• M37: 86,784,268 km (0.093 R)
• M38: 94,638,156 km (0.081 R)
• M39: 97,553,968 km (0.085 R)
• M40: 99,331,939 km (0.101 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 18,551 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit