🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.6 AU - 0.82 AU

Year: 212 Days

Day: 41.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,914,323 km

• M1: 360,680 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.71 AU - 0.99 AU

Year: 278 Days

Day: 33.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.09 AU - 2.23 AU

Year: 1126 Days

Day: 46.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.79 AU - 5.55 AU

Year: 3580 Days

Day: 17.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481

Radius: 14.5

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 10.39 AU - 12.67 AU

Year: 13889 Days

Day: 6.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,914,323 km

• M1: 180,415 km (0.086 R)
• M2: 655,987 km (0.046 R)
• M3: 1,109,268 km (0.112 R)
• M4: 3,057,780 km (0.084 R)
• M5: 3,588,554 km (0.093 R)
• M6: 4,501,101 km (0.093 R)
• M7: 6,708,417 km (0.112 R)
• M8: 8,093,993 km (0.053 R)
• M9: 9,167,507 km (0.065 R)
• M10: 11,654,422 km (0.089 R)
• M11: 12,296,047 km (0.061 R)
• M12: 12,961,160 km (0.087 R)
• M13: 13,650,058 km (0.056 R)
• M14: 14,762,916 km (0.117 R)
• M15: 15,445,382 km (0.071 R)
• M16: 16,148,641 km (0.101 R)
• M17: 18,465,763 km (0.11 R)
• M18: 19,258,332 km (0.105 R)
• M19: 23,200,087 km (0.07 R)
• M20: 24,974,916 km (0.029 R)
• M21: 28,688,384 km (0.103 R)
• M22: 30,952,099 km (0.094 R)
• M23: 41,742,443 km (0.056 R)
• M24: 51,466,305 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.8

Radius: 6.1

Gravity: 16.93 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 17.4 AU - 20.42 AU

Year: 29173 Days

Day: 17.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 84.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,914,323 km

• M1: 81,980 km (0.054 R)
• M2: 443,857 km (0.109 R)
• M3: 677,828 km (0.081 R)
• M4: 1,634,058 km (0.072 R)
• M5: 2,991,509 km (0.04 R)
• M6: 3,339,922 km (0.085 R)
• M7: 5,459,873 km (0.116 R)
• M8: 6,921,145 km (0.057 R)
• M9: 13,063,484 km (0.069 R)
• M10: 15,048,199 km (0.08 R)
• M11: 15,981,840 km (0.101 R)
• M12: 19,803,317 km (0.079 R)
• M13: 21,341,333 km (0.083 R)
• M14: 34,685,912 km (0.081 R)
• M15: 36,011,199 km (0.049 R)
• M16: 49,492,810 km (0.113 R)
• M17: 51,170,999 km (0.115 R)
• M18: 63,993,332 km (0.115 R)
• M19: 73,634,765 km (0.086 R)
• M20: 76,064,982 km (0.073 R)
• M21: 84,991,188 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519

Radius: 5.6

Gravity: 16.55 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 15.72 AU - 22.82 AU

Year: 30010 Days

Day: 16.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 90,914,323 km

• M1: 71,657 km (0.083 R)
• M2: 313,557 km (0.058 R)
• M3: 492,775 km (0.077 R)
• M4: 807,380 km (0.088 R)
• M5: 1,160,580 km (0.052 R)
• M6: 1,438,533 km (0.092 R)
• M7: 2,021,366 km (0.057 R)
• M8: 2,308,295 km (0.092 R)
• M9: 3,159,507 km (0.114 R)
• M10: 3,364,157 km (0.112 R)
• M11: 6,149,220 km (0.088 R)
• M12: 6,469,210 km (0.058 R)
• M13: 8,854,548 km (0.034 R)
• M14: 9,086,275 km (0.11 R)
• M15: 11,769,313 km (0.03 R)
• M16: 14,775,482 km (0.11 R)
• M17: 15,768,364 km (0.043 R)
• M18: 16,716,964 km (0.092 R)
• M19: 19,889,037 km (0.098 R)
• M20: 20,186,737 km (0.111 R)
• M21: 25,364,917 km (0.05 R)
• M22: 26,785,200 km (0.053 R)
• M23: 27,026,950 km (0.082 R)
• M24: 33,555,102 km (0.12 R)
• M25: 35,264,706 km (0.085 R)
• M26: 45,715,464 km (0.113 R)
• M27: 46,060,885 km (0.119 R)
• M28: 46,582,084 km (0.106 R)
• M29: 47,459,625 km (0.087 R)
• M30: 47,991,446 km (0.114 R)
• M31: 50,710,237 km (0.118 R)
• M32: 50,895,140 km (0.08 R)
• M33: 57,449,771 km (0.103 R)
• M34: 59,479,515 km (0.063 R)
• M35: 65,416,306 km (0.099 R)
• M36: 66,295,344 km (0.119 R)
• M37: 67,405,360 km (0.115 R)
• M38: 69,206,817 km (0.04 R)
• M39: 74,326,056 km (0.077 R)
• M40: 76,006,489 km (0.093 R)
• M41: 89,019,859 km (0.114 R)
• M42: 90,370,279 km (0.073 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 19,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit