🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.42 AU - 0.66 AU

Year: 150 Days

Day: 38.3 Hours

Environment

Temp: 221 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 78,256,200 km

• M1: 37,100 km (0.105 R)
• M2: 182,360 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.68 AU - 0.72 AU

Year: 222 Days

Day: 19.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.9 AU - 3.84 AU

Year: 2343 Days

Day: 44.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,256,200 km

• M1: 187,297 km (0.099 R)

Asteroid Belt

Center: 5.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.3

Radius: 8.2

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.43 AU - 9.87 AU

Year: 8812 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,256,200 km

• M1: 102,026 km (0.07 R)
• M2: 422,315 km (0.11 R)
• M3: 752,028 km (0.067 R)
• M4: 1,045,540 km (0.043 R)
• M5: 1,345,034 km (0.105 R)
• M6: 1,715,738 km (0.084 R)
• M7: 2,121,298 km (0.112 R)
• M8: 2,819,022 km (0.105 R)
• M9: 3,104,156 km (0.042 R)
• M10: 3,661,557 km (0.117 R)
• M11: 4,179,914 km (0.109 R)
• M12: 6,300,464 km (0.119 R)
• M13: 6,790,547 km (0.076 R)
• M14: 8,793,363 km (0.084 R)
• M15: 10,862,301 km (0.086 R)
• M16: 11,515,745 km (0.073 R)
• M17: 11,773,951 km (0.093 R)
• M18: 16,977,414 km (0.109 R)
• M19: 19,560,520 km (0.057 R)
• M20: 22,075,709 km (0.12 R)
• M21: 23,041,363 km (0.09 R)
• M22: 25,316,896 km (0.115 R)
• M23: 25,842,284 km (0.067 R)
• M24: 28,016,390 km (0.056 R)
• M25: 33,557,944 km (0.079 R)
• M26: 35,701,981 km (0.057 R)
• M27: 36,141,499 km (0.032 R)
• M28: 37,708,238 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.8

Radius: 11.1

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 10.52 AU - 12.28 AU

Year: 14578 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,256,200 km

• M1: 138,228 km (0.087 R)
• M2: 776,862 km (0.059 R)
• M3: 1,289,982 km (0.096 R)
• M4: 1,688,362 km (0.07 R)
• M5: 2,077,166 km (0.096 R)
• M6: 2,568,147 km (0.101 R)
• M7: 3,111,337 km (0.097 R)
• M8: 4,098,383 km (0.034 R)
• M9: 5,213,486 km (0.058 R)
• M10: 6,088,035 km (0.085 R)
• M11: 6,889,281 km (0.058 R)
• M12: 8,315,846 km (0.081 R)
• M13: 10,200,181 km (0.115 R)
• M14: 11,924,895 km (0.093 R)
• M15: 12,666,601 km (0.098 R)
• M16: 14,038,115 km (0.096 R)
• M17: 16,844,122 km (0.099 R)
• M18: 18,500,320 km (0.083 R)
• M19: 20,176,265 km (0.092 R)
• M20: 26,528,190 km (0.059 R)
• M21: 29,648,802 km (0.113 R)
• M22: 31,008,946 km (0.046 R)
• M23: 33,731,328 km (0.097 R)
• M24: 35,464,270 km (0.115 R)
• M25: 46,974,779 km (0.037 R)
• M26: 49,447,482 km (0.1 R)
• M27: 49,920,660 km (0.059 R)
• M28: 54,483,096 km (0.085 R)
• M29: 58,432,928 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.7

Radius: 4

Gravity: 25.54 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 13.65 AU - 22.75 AU

Year: 29407 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,256,200 km

• M1: 50,714 km (0.072 R)
• M2: 244,443 km (0.093 R)
• M3: 401,670 km (0.081 R)
• M4: 872,455 km (0.047 R)
• M5: 1,222,963 km (0.104 R)
• M6: 1,771,239 km (0.045 R)
• M7: 2,047,845 km (0.09 R)
• M8: 2,588,043 km (0.095 R)
• M9: 2,736,893 km (0.087 R)
• M10: 3,161,751 km (0.105 R)
• M11: 3,660,062 km (0.088 R)
• M12: 4,208,786 km (0.06 R)
• M13: 4,700,365 km (0.101 R)
• M14: 5,190,149 km (0.099 R)
• M15: 5,713,292 km (0.073 R)
• M16: 6,494,343 km (0.061 R)
• M17: 10,710,460 km (0.118 R)
• M18: 10,965,823 km (0.12 R)
• M19: 11,891,535 km (0.103 R)
• M20: 12,027,968 km (0.062 R)
• M21: 14,979,684 km (0.08 R)
• M22: 15,138,856 km (0.102 R)
• M23: 18,654,555 km (0.061 R)
• M24: 22,677,840 km (0.082 R)
• M25: 24,283,325 km (0.106 R)
• M26: 26,889,918 km (0.088 R)
• M27: 36,243,974 km (0.085 R)
• M28: 37,400,664 km (0.082 R)
• M29: 38,284,040 km (0.074 R)
• M30: 41,173,224 km (0.1 R)
• M31: 41,799,440 km (0.087 R)
• M32: 43,071,022 km (0.093 R)
• M33: 43,716,238 km (0.117 R)
• M34: 44,368,036 km (0.106 R)
• M35: 49,640,164 km (0.08 R)
• M36: 73,975,100 km (0.099 R)
• M37: 80,125,966 km (0.095 R)
• M38: 82,084,950 km (0.079 R)
• M39: 82,331,936 km (0.045 R)
• M40: 82,579,521 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.8

Radius: 6.9

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 16.23 AU - 21.13 AU

Year: 30578 Days

Day: 18.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,256,200 km

• M1: 639,082 km (0.088 R)
• M2: 1,491,640 km (0.107 R)
• M3: 1,838,857 km (0.092 R)
• M4: 2,325,648 km (0.083 R)
• M5: 2,623,348 km (0.09 R)
• M6: 3,612,639 km (0.099 R)
• M7: 14,946,772 km (0.11 R)
• M8: 20,290,857 km (0.102 R)
• M9: 22,355,756 km (0.096 R)
• M10: 25,877,290 km (0.085 R)
• M11: 28,899,616 km (0.1 R)
• M12: 31,251,444 km (0.074 R)
• M13: 38,334,903 km (0.089 R)
• M14: 40,409,975 km (0.08 R)
• M15: 45,431,976 km (0.105 R)
• M16: 48,431,862 km (0.114 R)
• M17: 69,896,314 km (0.091 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 12,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit