🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.46 AU - 0.54 AU

Year: 128 Days

Day: 42.9 Hours

Environment

Temp: 228 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.42 AU - 0.58 AU

Year: 128 Days

Day: 23.2 Hours

Environment

Temp: 209 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.89 AU - 1.17 AU

Year: 380 Days

Day: 15 Hours

Environment

Temp: 28 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.17 AU - 1.55 AU

Year: 576 Days

Day: 18.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 105,391,805 km

• M1: 1,354,758 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.79 AU - 2.17 AU

Year: 1013 Days

Day: 25.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.5

Radius: 10.6

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.51 AU - 5.55 AU

Year: 4100 Days

Day: 10 Hours

Environment

Temp: -147 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 105,391,805 km

• M1: 132,095 km (0.074 R)
• M2: 735,872 km (0.066 R)
• M3: 1,085,781 km (0.105 R)
• M4: 1,743,862 km (0.041 R)
• M5: 2,170,516 km (0.045 R)
• M6: 2,651,173 km (0.106 R)
• M7: 3,254,202 km (0.094 R)
• M8: 3,673,525 km (0.111 R)
• M9: 4,253,965 km (0.071 R)
• M10: 4,987,593 km (0.081 R)
• M11: 6,014,283 km (0.081 R)
• M12: 7,327,753 km (0.099 R)
• M13: 10,669,619 km (0.11 R)
• M14: 14,716,840 km (0.057 R)
• M15: 18,637,202 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.2

Radius: 3.8

Gravity: 53.68 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 16.08 AU - 22.38 AU

Year: 30648 Days

Day: 22.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 105,391,805 km

• M1: 47,273 km (0.085 R)
• M2: 169,195 km (0.102 R)
• M3: 336,296 km (0.07 R)
• M4: 555,756 km (0.082 R)
• M5: 769,831 km (0.1 R)
• M6: 1,079,648 km (0.081 R)
• M7: 1,295,817 km (0.119 R)
• M8: 2,120,699 km (0.055 R)
• M9: 2,807,054 km (0.108 R)
• M10: 4,007,727 km (0.06 R)
• M11: 4,641,723 km (0.078 R)
• M12: 5,086,178 km (0.096 R)
• M13: 6,539,671 km (0.084 R)
• M14: 7,796,443 km (0.094 R)
• M15: 7,963,992 km (0.099 R)
• M16: 8,134,085 km (0.091 R)
• M17: 9,393,101 km (0.059 R)
• M18: 10,368,030 km (0.072 R)
• M19: 10,639,101 km (0.12 R)
• M20: 11,697,506 km (0.097 R)
• M21: 12,289,764 km (0.115 R)
• M22: 12,746,935 km (0.084 R)
• M23: 12,979,710 km (0.045 R)
• M24: 14,689,314 km (0.039 R)
• M25: 15,378,212 km (0.118 R)
• M26: 17,478,566 km (0.047 R)
• M27: 18,349,974 km (0.094 R)
• M28: 19,047,399 km (0.096 R)
• M29: 21,137,431 km (0.096 R)
• M30: 21,354,498 km (0.032 R)
• M31: 21,792,969 km (0.119 R)
• M32: 27,020,517 km (0.069 R)
• M33: 28,314,987 km (0.116 R)
• M34: 30,887,323 km (0.077 R)
• M35: 32,734,557 km (0.118 R)
• M36: 46,840,739 km (0.089 R)
• M37: 50,811,814 km (0.058 R)
• M38: 51,201,218 km (0.085 R)
• M39: 75,065,369 km (0.072 R)
• M40: 82,613,928 km (0.109 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 13,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit