🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.51 AU - 0.77 AU

Year: 184 Days

Day: 43.4 Hours

Environment

Temp: 197 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,064,424 km

• M1: 340,485 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.65 AU - 1.03 AU

Year: 277 Days

Day: 12.3 Hours

Environment

Temp: 133 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.28 AU - 1.6 AU

Year: 622 Days

Day: 17.7 Hours

Environment

Temp: -22 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.23 AU - 1.95 AU

Year: 722 Days

Day: 14.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845

Radius: 10.4

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.41 AU - 10.47 AU

Year: 8824 Days

Day: 7.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,064,424 km

• M1: 130,150 km (0.06 R)
• M2: 645,365 km (0.092 R)
• M3: 1,221,167 km (0.101 R)
• M4: 1,575,565 km (0.094 R)
• M5: 2,151,517 km (0.112 R)
• M6: 2,557,376 km (0.116 R)
• M7: 2,992,257 km (0.065 R)
• M8: 3,549,359 km (0.117 R)
• M9: 5,216,179 km (0.108 R)
• M10: 6,647,082 km (0.094 R)
• M11: 7,556,188 km (0.074 R)
• M12: 7,891,138 km (0.089 R)
• M13: 8,591,107 km (0.104 R)
• M14: 9,331,915 km (0.12 R)
• M15: 10,419,342 km (0.088 R)
• M16: 11,370,186 km (0.069 R)
• M17: 12,435,622 km (0.116 R)
• M18: 15,489,214 km (0.08 R)
• M19: 16,656,227 km (0.088 R)
• M20: 21,494,521 km (0.065 R)
• M21: 23,119,753 km (0.096 R)
• M22: 34,056,404 km (0.108 R)
• M23: 34,398,385 km (0.078 R)
• M24: 34,742,609 km (0.094 R)
• M25: 36,498,290 km (0.108 R)
• M26: 36,976,255 km (0.107 R)
• M27: 40,951,968 km (0.111 R)
• M28: 43,979,680 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.1

Radius: 12

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.24 AU - 9.76 AU

Year: 8919 Days

Day: 5.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,064,424 km

• M1: 149,299 km (0.099 R)
• M2: 553,363 km (0.111 R)
• M3: 1,186,012 km (0.098 R)
• M4: 2,626,340 km (0.114 R)
• M5: 3,266,021 km (0.095 R)
• M6: 4,827,374 km (0.099 R)
• M7: 5,688,609 km (0.113 R)
• M8: 6,463,825 km (0.059 R)
• M9: 7,188,776 km (0.059 R)
• M10: 8,846,470 km (0.089 R)
• M11: 10,084,991 km (0.078 R)
• M12: 10,488,456 km (0.083 R)
• M13: 14,943,331 km (0.101 R)
• M14: 17,332,559 km (0.113 R)
• M15: 18,505,406 km (0.114 R)
• M16: 20,203,492 km (0.101 R)
• M17: 21,919,230 km (0.069 R)
• M18: 25,732,180 km (0.068 R)
• M19: 27,549,645 km (0.089 R)
• M20: 27,943,087 km (0.088 R)
• M21: 29,656,581 km (0.059 R)
• M22: 30,173,591 km (0.034 R)
• M23: 31,225,713 km (0.032 R)
• M24: 33,403,260 km (0.118 R)
• M25: 34,986,604 km (0.097 R)
• M26: 35,680,139 km (0.067 R)
• M27: 38,915,642 km (0.061 R)
• M28: 39,660,340 km (0.067 R)
• M29: 41,178,160 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.9

Radius: 7.1

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 11.38 AU - 16.24 AU

Year: 18470 Days

Day: 25 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,064,424 km

• M1: 88,412 km (0.057 R)
• M2: 373,546 km (0.07 R)
• M3: 1,124,078 km (0.079 R)
• M4: 2,174,255 km (0.088 R)
• M5: 3,155,019 km (0.102 R)
• M6: 5,918,840 km (0.097 R)
• M7: 6,338,312 km (0.047 R)
• M8: 6,777,232 km (0.101 R)
• M9: 16,967,839 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.4

Radius: 3.1

Gravity: 91.61 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 14.56 AU - 15.74 AU

Year: 21222 Days

Day: 16.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,064,424 km

• M1: 38,895 km (0.074 R)
• M2: 162,613 km (0.119 R)
• M3: 371,452 km (0.112 R)
• M4: 491,728 km (0.097 R)
• M5: 601,084 km (0.081 R)
• M6: 1,303,596 km (0.078 R)
• M7: 2,224,670 km (0.076 R)
• M8: 2,503,371 km (0.053 R)
• M9: 2,601,357 km (0.053 R)
• M10: 2,727,319 km (0.064 R)
• M11: 3,074,236 km (0.062 R)
• M12: 3,243,880 km (0.105 R)
• M13: 3,390,037 km (0.07 R)
• M14: 3,571,051 km (0.071 R)
• M15: 5,421,277 km (0.086 R)
• M16: 5,753,235 km (0.095 R)
• M17: 5,924,225 km (0.114 R)
• M18: 13,285,787 km (0.056 R)
• M19: 14,041,107 km (0.068 R)
• M20: 18,434,946 km (0.081 R)
• M21: 20,940,261 km (0.116 R)
• M22: 21,040,941 km (0.085 R)
• M23: 22,589,727 km (0.073 R)
• M24: 24,770,715 km (0.118 R)
• M25: 26,849,826 km (0.097 R)
• M26: 27,447,469 km (0.115 R)
• M27: 29,167,695 km (0.096 R)
• M28: 39,159,337 km (0.069 R)
• M29: 46,951,741 km (0.093 R)
• M30: 49,941,604 km (0.087 R)
• M31: 50,121,271 km (0.075 R)
• M32: 55,522,951 km (0.101 R)
• M33: 59,063,334 km (0.108 R)
• M34: 61,505,519 km (0.114 R)
• M35: 63,170,394 km (0.109 R)
• M36: 63,802,445 km (0.092 R)
• M37: 70,130,734 km (0.04 R)
• M38: 72,636,498 km (0.06 R)
• M39: 81,502,117 km (0.04 R)
• M40: 84,016,259 km (0.054 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 18,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit