🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.51 AU - 0.61 AU

Year: 271 Days

Day: 17.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.8

Radius: 13.2

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.59 AU - 1.81 AU

Year: 1431 Days

Day: 10.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,509,936 km

• M1: 166,951 km (0.078 R)
• M2: 622,028 km (0.08 R)
• M3: 1,050,626 km (0.104 R)
• M4: 1,694,345 km (0.09 R)
• M5: 2,375,165 km (0.114 R)
• M6: 2,823,510 km (0.028 R)
• M7: 3,908,095 km (0.064 R)
• M8: 4,360,180 km (0.056 R)
• M9: 5,121,034 km (0.059 R)
• M10: 5,806,193 km (0.12 R)
• M11: 6,708,268 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.6

Radius: 14.6

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.8 AU - 2.36 AU

Year: 1937 Days

Day: 13.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,509,936 km

• M1: 187,596 km (0.115 R)
• M2: 799,750 km (0.104 R)
• M3: 1,620,893 km (0.09 R)
• M4: 2,156,005 km (0.069 R)
• M5: 3,351,591 km (0.079 R)
• M6: 3,875,931 km (0.118 R)
• M7: 6,281,465 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58

Radius: 8.7

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.77 AU - 2.91 AU

Year: 3090 Days

Day: 12.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,509,936 km

• M1: 108,159 km (0.109 R)
• M2: 402,717 km (0.069 R)
• M3: 744,848 km (0.107 R)
• M4: 1,127,669 km (0.117 R)
• M5: 1,606,083 km (0.102 R)
• M6: 2,867,941 km (0.107 R)
• M7: 3,427,287 km (0.113 R)
• M8: 4,057,393 km (0.113 R)
• M9: 4,996,868 km (0.096 R)
• M10: 5,991,395 km (0.109 R)
• M11: 6,568,693 km (0.086 R)
• M12: 7,019,730 km (0.11 R)
• M13: 8,816,850 km (0.093 R)
• M14: 9,171,397 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.1

Radius: 13.5

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.49 AU - 3.41 AU

Year: 3272 Days

Day: 13.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,509,936 km

• M1: 169,195 km (0.116 R)
• M2: 731,833 km (0.063 R)
• M3: 2,017,926 km (0.055 R)
• M4: 3,001,681 km (0.1 R)
• M5: 5,202,864 km (0.079 R)
• M6: 6,046,447 km (0.102 R)
• M7: 6,546,702 km (0.112 R)
• M8: 8,180,909 km (0.084 R)
• M9: 8,720,509 km (0.068 R)
• M10: 10,400,493 km (0.116 R)
• M11: 11,919,958 km (0.117 R)
• M12: 13,189,895 km (0.048 R)
• M13: 14,034,524 km (0.069 R)
• M14: 15,234,449 km (0.118 R)
• M15: 15,887,144 km (0.1 R)
• M16: 16,501,692 km (0.113 R)
• M17: 17,016,159 km (0.105 R)
• M18: 17,482,606 km (0.026 R)
• M19: 21,324,578 km (0.092 R)
• M20: 22,558,013 km (0.047 R)
• M21: 23,121,249 km (0.068 R)
• M22: 23,621,803 km (0.108 R)
• M23: 24,202,692 km (0.106 R)
• M24: 25,091,901 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.6

Radius: 6.9

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.36 AU - 6.38 AU

Year: 10381 Days

Day: 24.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 27,509,936 km

• M1: 85,869 km (0.086 R)
• M2: 448,345 km (0.105 R)
• M3: 1,124,527 km (0.113 R)
• M4: 1,706,463 km (0.046 R)
• M5: 3,267,816 km (0.085 R)
• M6: 3,986,783 km (0.089 R)
• M7: 5,475,731 km (0.104 R)
• M8: 6,102,097 km (0.089 R)
• M9: 6,848,890 km (0.038 R)
• M10: 8,826,125 km (0.064 R)
• M11: 11,053,188 km (0.077 R)
• M12: 11,997,300 km (0.047 R)
• M13: 14,591,028 km (0.115 R)
• M14: 17,122,673 km (0.115 R)
• M15: 17,886,370 km (0.102 R)
• M16: 19,556,481 km (0.074 R)
• M17: 21,327,720 km (0.096 R)
• M18: 22,786,598 km (0.087 R)
• M19: 24,224,383 km (0.106 R)
• M20: 26,173,494 km (0.092 R)
• M21: 29,191,631 km (0.094 R)
• M22: 30,080,541 km (0.118 R)
• M23: 31,396,255 km (0.085 R)
• M24: 33,280,739 km (0.068 R)
• M25: 33,817,197 km (0.084 R)
• M26: 37,735,764 km (0.079 R)
• M27: 40,105,544 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.3

Radius: 4.3

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.04 AU - 8.88 AU

Year: 15888 Days

Day: 24.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,509,936 km

• M1: 55,052 km (0.086 R)
• M2: 334,052 km (0.11 R)
• M3: 643,420 km (0.108 R)
• M4: 4,596,694 km (0.091 R)
• M5: 5,058,353 km (0.057 R)
• M6: 9,880,491 km (0.089 R)
• M7: 10,955,501 km (0.114 R)
• M8: 20,539,937 km (0.094 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: 310 - 15,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit