🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.74 AU - 0.76 AU

Year: 227 Days

Day: 19.4 Hours

Environment

Temp: 202 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,819,619 km

• M1: 200,760 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.64 AU - 2.48 AU

Year: 1034 Days

Day: 16.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.09 AU - 4.63 AU

Year: 3185 Days

Day: 33.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,819,619 km

• M1: 621,729 km (0.12 R)

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.3

Radius: 8.6

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.48 AU - 7 AU

Year: 6122 Days

Day: 12.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,819,619 km

• M1: 106,962 km (0.101 R)
• M2: 382,821 km (0.093 R)
• M3: 1,344,885 km (0.119 R)
• M4: 3,338,127 km (0.102 R)
• M5: 3,675,320 km (0.118 R)
• M6: 4,018,348 km (0.1 R)
• M7: 4,902,621 km (0.119 R)
• M8: 11,520,233 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.9

Radius: 12.7

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.24 AU - 9.9 AU

Year: 8020 Days

Day: 6.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,819,619 km

• M1: 165,156 km (0.092 R)
• M2: 759,359 km (0.06 R)
• M3: 1,161,328 km (0.056 R)
• M4: 1,874,761 km (0.082 R)
• M5: 3,566,563 km (0.07 R)
• M6: 6,643,193 km (0.087 R)
• M7: 7,423,495 km (0.067 R)
• M8: 8,544,282 km (0.116 R)
• M9: 14,463,721 km (0.043 R)
• M10: 20,036,840 km (0.12 R)
• M11: 20,472,020 km (0.067 R)
• M12: 21,739,862 km (0.12 R)
• M13: 24,513,705 km (0.083 R)
• M14: 33,016,400 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.5

Radius: 14.2

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.15 AU - 10.77 AU

Year: 9383 Days

Day: 10.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,819,619 km

• M1: 177,124 km (0.103 R)
• M2: 730,486 km (0.096 R)
• M3: 1,201,420 km (0.091 R)
• M4: 1,915,451 km (0.084 R)
• M5: 2,381,149 km (0.106 R)
• M6: 3,572,846 km (0.108 R)
• M7: 4,374,242 km (0.103 R)
• M8: 4,849,065 km (0.07 R)
• M9: 5,694,742 km (0.113 R)
• M10: 7,025,714 km (0.052 R)
• M11: 11,527,414 km (0.081 R)
• M12: 15,130,478 km (0.059 R)
• M13: 16,224,188 km (0.114 R)
• M14: 19,346,296 km (0.112 R)
• M15: 19,822,915 km (0.089 R)
• M16: 20,307,313 km (0.094 R)
• M17: 22,585,688 km (0.092 R)
• M18: 24,843,120 km (0.106 R)
• M19: 25,786,933 km (0.085 R)
• M20: 27,247,158 km (0.102 R)
• M21: 28,454,712 km (0.11 R)
• M22: 29,175,325 km (0.063 R)
• M23: 29,802,589 km (0.066 R)
• M24: 31,629,179 km (0.118 R)
• M25: 32,850,047 km (0.084 R)
• M26: 38,298,551 km (0.069 R)
• M27: 41,762,041 km (0.109 R)
• M28: 42,425,657 km (0.078 R)
• M29: 49,453,765 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.6

Radius: 11.1

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.36 AU - 9.52 AU

Year: 10147 Days

Day: 9.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,819,619 km

• M1: 138,378 km (0.116 R)
• M2: 519,553 km (0.09 R)
• M3: 1,412,653 km (0.105 R)
• M4: 2,362,599 km (0.102 R)
• M5: 3,570,752 km (0.071 R)
• M6: 4,008,924 km (0.074 R)
• M7: 4,718,915 km (0.053 R)
• M8: 5,444,315 km (0.103 R)
• M9: 6,388,876 km (0.103 R)
• M10: 7,687,984 km (0.048 R)
• M11: 8,829,715 km (0.099 R)
• M12: 9,393,250 km (0.104 R)
• M13: 11,121,255 km (0.084 R)
• M14: 12,174,574 km (0.107 R)
• M15: 14,802,410 km (0.112 R)
• M16: 16,283,429 km (0.06 R)
• M17: 16,703,949 km (0.036 R)
• M18: 18,383,783 km (0.07 R)
• M19: 21,568,722 km (0.116 R)
• M20: 22,852,571 km (0.117 R)
• M21: 23,468,764 km (0.064 R)
• M22: 27,107,134 km (0.088 R)
• M23: 33,076,837 km (0.113 R)
• M24: 36,069,543 km (0.085 R)
• M25: 37,998,308 km (0.071 R)
• M26: 45,428,984 km (0.094 R)
• M27: 45,984,141 km (0.074 R)
• M28: 47,249,739 km (0.108 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 13,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit