🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.58 AU - 0.88 AU

Year: 228 Days

Day: 19.2 Hours

Environment

Temp: 161 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.09 AU - 1.35 AU

Year: 492 Days

Day: 23.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.99 AU - 1.55 AU

Year: 523 Days

Day: 35.2 Hours

Environment

Temp: -13 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 101,202,617 km

• M1: 587,471 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.84 AU - 2.96 AU

Year: 1358 Days

Day: 22.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.23 AU - 3.47 AU

Year: 2240 Days

Day: 39.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,202,617 km

• M1: 714,629 km (0.025 R)

Asteroid Belt

Center: 8.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.5

Radius: 4.7

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 11.12 AU - 16.14 AU

Year: 18380 Days

Day: 17 Hours

Environment

Temp: -182 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 101,202,617 km

• M1: 58,642 km (0.1 R)
• M2: 206,445 km (0.116 R)
• M3: 431,889 km (0.092 R)
• M4: 612,753 km (0.088 R)
• M5: 1,332,169 km (0.06 R)
• M6: 1,739,524 km (0.077 R)
• M7: 2,439,343 km (0.082 R)
• M8: 3,310,750 km (0.098 R)
• M9: 3,461,246 km (0.09 R)
• M10: 3,749,072 km (0.099 R)
• M11: 4,402,217 km (0.093 R)
• M12: 7,478,547 km (0.083 R)
• M13: 9,227,047 km (0.067 R)
• M14: 10,195,843 km (0.036 R)
• M15: 11,977,853 km (0.116 R)
• M16: 19,920,004 km (0.066 R)
• M17: 20,841,676 km (0.095 R)
• M18: 21,356,293 km (0.064 R)
• M19: 24,527,917 km (0.081 R)
• M20: 30,781,258 km (0.096 R)
• M21: 34,569,674 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.8

Radius: 3.4

Gravity: 72.04 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 17.05 AU - 18.89 AU

Year: 27824 Days

Day: 24.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 101,202,617 km

• M1: 42,336 km (0.097 R)
• M2: 217,067 km (0.079 R)
• M3: 383,719 km (0.034 R)
• M4: 1,119,441 km (0.031 R)
• M5: 1,241,214 km (0.12 R)
• M6: 1,406,070 km (0.113 R)
• M7: 2,011,343 km (0.047 R)
• M8: 2,560,816 km (0.117 R)
• M9: 2,912,521 km (0.101 R)
• M10: 3,174,168 km (0.11 R)
• M11: 3,879,671 km (0.081 R)
• M12: 4,491,975 km (0.1 R)
• M13: 9,571,272 km (0.06 R)
• M14: 10,545,004 km (0.047 R)
• M15: 11,299,875 km (0.096 R)
• M16: 13,619,839 km (0.111 R)
• M17: 16,328,009 km (0.055 R)
• M18: 16,689,886 km (0.113 R)
• M19: 18,384,830 km (0.115 R)
• M20: 22,443,720 km (0.104 R)
• M21: 26,685,418 km (0.059 R)
• M22: 27,061,208 km (0.078 R)
• M23: 33,274,306 km (0.029 R)
• M24: 35,943,581 km (0.093 R)
• M25: 40,868,941 km (0.069 R)
• M26: 57,052,140 km (0.068 R)
• M27: 58,936,026 km (0.093 R)
• M28: 61,948,329 km (0.106 R)
• M29: 65,287,952 km (0.097 R)
• M30: 75,024,080 km (0.056 R)
• M31: 81,674,005 km (0.033 R)
• M32: 82,730,764 km (0.107 R)
• M33: 87,048,757 km (0.11 R)
• M34: 93,515,424 km (0.101 R)
• M35: 97,604,383 km (0.065 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 11,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit