🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.68 AU - 1.04 AU

Year: 280 Days

Day: 31.1 Hours

Environment

Temp: 197 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.72 AU - 1.02 AU

Year: 285 Days

Day: 40.8 Hours

Environment

Temp: 184 °C

Axial Tilt: 172.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.82 AU - 1.32 AU

Year: 389 Days

Day: 21.6 Hours

Environment

Temp: 128 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.04 AU - 1.42 AU

Year: 479 Days

Day: 33.1 Hours

Environment

Temp: 32 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 90,402,074 km

• M1: 152,590 km (0.083 R)
• M2: 627,713 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.17 AU - 2.39 AU

Year: 1210 Days

Day: 30 Hours

Environment

Temp: -60 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.92 AU - 6.28 AU

Year: 4048 Days

Day: 29.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.9

Radius: 14.1

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.38 AU - 7.26 AU

Year: 6260 Days

Day: 7.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,402,074 km

• M1: 175,329 km (0.048 R)
• M2: 740,809 km (0.096 R)
• M3: 1,223,112 km (0.082 R)
• M4: 1,883,736 km (0.083 R)
• M5: 2,328,640 km (0.113 R)
• M6: 2,776,237 km (0.091 R)
• M7: 4,270,720 km (0.066 R)
• M8: 5,026,189 km (0.114 R)
• M9: 5,670,956 km (0.106 R)
• M10: 7,094,380 km (0.09 R)
• M11: 7,802,726 km (0.091 R)
• M12: 9,479,718 km (0.063 R)
• M13: 10,810,989 km (0.09 R)
• M14: 13,842,740 km (0.117 R)
• M15: 14,310,383 km (0.087 R)
• M16: 14,896,208 km (0.109 R)
• M17: 16,634,086 km (0.073 R)
• M18: 17,582,387 km (0.108 R)
• M19: 20,242,985 km (0.086 R)
• M20: 20,914,082 km (0.066 R)
• M21: 25,103,420 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.5

Radius: 3.6

Gravity: 65.32 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 13.91 AU - 18.85 AU

Year: 23300 Days

Day: 22.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 90,402,074 km

• M1: 49,367 km (0.087 R)
• M2: 185,801 km (0.11 R)
• M3: 349,760 km (0.081 R)
• M4: 473,178 km (0.111 R)
• M5: 616,942 km (0.052 R)
• M6: 1,707,360 km (0.117 R)
• M7: 2,007,155 km (0.106 R)
• M8: 2,388,180 km (0.053 R)
• M9: 2,608,388 km (0.067 R)
• M10: 5,081,540 km (0.094 R)
• M11: 8,114,936 km (0.102 R)
• M12: 10,226,062 km (0.074 R)
• M13: 13,803,844 km (0.116 R)
• M14: 14,914,609 km (0.095 R)
• M15: 15,325,255 km (0.027 R)
• M16: 15,575,382 km (0.056 R)
• M17: 16,083,566 km (0.093 R)
• M18: 16,955,123 km (0.119 R)
• M19: 18,414,152 km (0.073 R)
• M20: 21,683,763 km (0.084 R)
• M21: 24,517,146 km (0.03 R)
• M22: 29,727,939 km (0.114 R)
• M23: 32,248,215 km (0.089 R)
• M24: 34,907,167 km (0.036 R)
• M25: 36,659,706 km (0.045 R)
• M26: 37,256,751 km (0.05 R)
• M27: 39,241,616 km (0.043 R)
• M28: 42,923,967 km (0.043 R)
• M29: 46,481,405 km (0.097 R)
• M30: 50,230,327 km (0.063 R)
• M31: 53,028,107 km (0.102 R)
• M32: 59,340,389 km (0.079 R)
• M33: 66,797,394 km (0.052 R)
• M34: 68,811,131 km (0.056 R)
• M35: 69,263,964 km (0.119 R)
• M36: 69,491,203 km (0.084 R)
• M37: 73,666,180 km (0.058 R)
• M38: 76,540,404 km (0.076 R)
• M39: 76,783,202 km (0.072 R)
• M40: 79,488,529 km (0.049 R)
• M41: 87,718,357 km (0.107 R)
• M42: 87,984,342 km (0.033 R)
• M43: 89,861,047 km (0.056 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 10,324 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit