🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.52 AU - 0.7 AU

Year: 166 Days

Day: 25.8 Hours

Environment

Temp: 204 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.61 AU - 0.77 AU

Year: 200 Days

Day: 15.8 Hours

Environment

Temp: 221 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.76 AU - 0.92 AU

Year: 268 Days

Day: 34.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.02 AU - 1.4 AU

Year: 464 Days

Day: 45.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 47.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,534,960 km

• M1: 822,938 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.98 AU - 1.56 AU

Year: 498 Days

Day: 43.8 Hours

Environment

Temp: 28 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,534,960 km

• M1: 205,398 km (0.068 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.46 AU - 2.18 AU

Year: 855 Days

Day: 46.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.95 AU - 2.73 AU

Year: 1247 Days

Day: 22.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,534,960 km

• M1: 115,340 km (0.057 R)
• M2: 1,124,527 km (0.112 R)

Asteroid Belt

Center: 4.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.9

Radius: 8.8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.91 AU - 6.79 AU

Year: 5573 Days

Day: 13 Hours

Environment

Temp: -143 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,534,960 km

• M1: 109,506 km (0.096 R)
• M2: 473,776 km (0.104 R)
• M3: 1,165,218 km (0.089 R)
• M4: 2,670,621 km (0.055 R)
• M5: 5,155,891 km (0.077 R)
• M6: 10,265,406 km (0.058 R)
• M7: 11,788,462 km (0.112 R)
• M8: 12,837,292 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.7

Radius: 5.9

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 14.54 AU - 23.58 AU

Year: 28979 Days

Day: 21.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,534,960 km

• M1: 73,453 km (0.1 R)
• M2: 309,967 km (0.117 R)
• M3: 944,411 km (0.034 R)
• M4: 1,367,025 km (0.086 R)
• M5: 1,707,959 km (0.106 R)
• M6: 1,927,269 km (0.104 R)
• M7: 2,124,290 km (0.119 R)
• M8: 3,051,946 km (0.113 R)
• M9: 3,376,574 km (0.11 R)
• M10: 5,242,957 km (0.106 R)
• M11: 7,180,249 km (0.075 R)
• M12: 10,909,874 km (0.043 R)
• M13: 12,327,313 km (0.113 R)
• M14: 12,665,704 km (0.11 R)
• M15: 17,478,417 km (0.097 R)
• M16: 20,054,043 km (0.113 R)
• M17: 22,069,875 km (0.086 R)
• M18: 24,111,736 km (0.092 R)
• M19: 27,635,065 km (0.081 R)
• M20: 33,935,230 km (0.057 R)
• M21: 37,628,652 km (0.025 R)
• M22: 39,061,949 km (0.077 R)
• M23: 41,279,438 km (0.059 R)
• M24: 41,581,327 km (0.116 R)
• M25: 42,037,002 km (0.111 R)
• M26: 42,342,481 km (0.084 R)
• M27: 44,364,894 km (0.098 R)
• M28: 44,840,615 km (0.086 R)
• M29: 45,640,964 km (0.079 R)
• M30: 48,265,958 km (0.109 R)
• M31: 49,275,893 km (0.085 R)
• M32: 56,742,323 km (0.034 R)
• M33: 60,548,541 km (0.091 R)
• M34: 72,542,551 km (0.087 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 13,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit