🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.5 AU - 1.66 AU

Year: 695 Days

Day: 19.7 Hours

Environment

Temp: -20 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,576,191 km

• M1: 1,325,886 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.88 AU - 2.3 AU

Year: 1057 Days

Day: 44.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.8 AU - 4.54 AU

Year: 2460 Days

Day: 32.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.01 AU - 5.49 AU

Year: 4208 Days

Day: 15.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,576,191 km

• M1: 3,171,176 km (0.06 R)

Asteroid Belt

Center: 6.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 14.9

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.74 AU - 7 AU

Year: 6300 Days

Day: 7.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,576,191 km

• M1: 185,352 km (0.093 R)
• M2: 1,098,647 km (0.031 R)
• M3: 2,268,801 km (0.073 R)
• M4: 3,025,916 km (0.102 R)
• M5: 3,740,994 km (0.106 R)
• M6: 4,249,178 km (0.119 R)
• M7: 5,124,176 km (0.109 R)
• M8: 6,087,885 km (0.086 R)
• M9: 6,887,785 km (0.09 R)
• M10: 10,807,549 km (0.058 R)
• M11: 13,143,819 km (0.082 R)
• M12: 13,629,114 km (0.116 R)
• M13: 15,799,630 km (0.114 R)
• M14: 20,363,113 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.3

Radius: 11

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.63 AU - 11.17 AU

Year: 10083 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,576,191 km

• M1: 255,214 km (0.076 R)
• M2: 941,120 km (0.108 R)
• M3: 1,564,046 km (0.086 R)
• M4: 2,688,274 km (0.101 R)
• M5: 3,066,756 km (0.07 R)
• M6: 3,447,782 km (0.094 R)
• M7: 11,936,414 km (0.103 R)
• M8: 12,326,266 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.2

Radius: 13.9

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.9 AU - 12.36 AU

Year: 11280 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,576,191 km

• M1: 182,659 km (0.082 R)
• M2: 978,669 km (0.042 R)
• M3: 1,470,098 km (0.113 R)
• M4: 1,991,896 km (0.104 R)
• M5: 2,476,892 km (0.113 R)
• M6: 2,921,646 km (0.109 R)
• M7: 3,644,803 km (0.087 R)
• M8: 4,431,837 km (0.074 R)
• M9: 5,065,683 km (0.061 R)
• M10: 7,226,325 km (0.082 R)
• M11: 9,406,116 km (0.11 R)
• M12: 13,452,140 km (0.118 R)
• M13: 17,376,541 km (0.056 R)
• M14: 17,983,758 km (0.082 R)
• M15: 22,878,002 km (0.081 R)
• M16: 23,689,720 km (0.059 R)
• M17: 29,347,512 km (0.105 R)
• M18: 32,691,772 km (0.102 R)
• M19: 33,514,112 km (0.073 R)
• M20: 37,275,152 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.8

Radius: 6.7

Gravity: 20.13 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 15.53 AU - 17.75 AU

Year: 23747 Days

Day: 19.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 93,576,191 km

• M1: 83,326 km (0.088 R)
• M2: 610,659 km (0.097 R)
• M3: 1,359,695 km (0.085 R)
• M4: 1,633,609 km (0.054 R)
• M5: 2,091,977 km (0.108 R)
• M6: 2,532,692 km (0.091 R)
• M7: 3,061,520 km (0.108 R)
• M8: 3,292,799 km (0.068 R)
• M9: 3,989,626 km (0.034 R)
• M10: 5,714,938 km (0.084 R)
• M11: 7,059,673 km (0.072 R)
• M12: 8,101,772 km (0.116 R)
• M13: 12,124,010 km (0.079 R)
• M14: 12,339,880 km (0.075 R)
• M15: 16,767,528 km (0.089 R)
• M16: 17,488,889 km (0.069 R)
• M17: 17,950,099 km (0.068 R)
• M18: 18,230,745 km (0.081 R)
• M19: 21,724,603 km (0.116 R)
• M20: 24,591,945 km (0.081 R)
• M21: 24,822,475 km (0.111 R)
• M22: 26,476,430 km (0.047 R)
• M23: 28,455,011 km (0.118 R)
• M24: 30,133,649 km (0.066 R)
• M25: 34,400,928 km (0.103 R)
• M26: 35,270,989 km (0.072 R)
• M27: 38,586,527 km (0.106 R)
• M28: 39,054,170 km (0.075 R)
• M29: 45,309,305 km (0.115 R)
• M30: 46,529,875 km (0.079 R)
• M31: 51,255,970 km (0.092 R)
• M32: 54,123,163 km (0.064 R)
• M33: 57,702,442 km (0.049 R)
• M34: 63,146,757 km (0.06 R)
• M35: 68,923,479 km (0.113 R)
• M36: 74,078,472 km (0.091 R)
• M37: 74,559,579 km (0.054 R)
• M38: 76,749,841 km (0.076 R)
• M39: 93,295,964 km (0.093 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 19,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit