🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.51 AU - 0.79 AU

Year: 185 Days

Day: 31.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,628,022 km

• M1: 209,886 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.58 AU - 0.78 AU

Year: 198 Days

Day: 45.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 59.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.97 AU - 1.21 AU

Year: 402 Days

Day: 45 Hours

Environment

Temp: 21 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.1 AU - 1.18 AU

Year: 430 Days

Day: 29 Hours

Environment

Temp: 31 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 112,628,022 km

• M1: 45,478 km (0.113 R)
• M2: 687,701 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.73 AU - 3.83 AU

Year: 2595 Days

Day: 24.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.6

Radius: 8

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.8 AU - 9.22 AU

Year: 8005 Days

Day: 11.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 112,628,022 km

• M1: 99,483 km (0.113 R)
• M2: 494,421 km (0.041 R)
• M3: 761,304 km (0.082 R)
• M4: 1,352,814 km (0.09 R)
• M5: 1,792,482 km (0.078 R)
• M6: 2,186,522 km (0.094 R)
• M7: 3,084,558 km (0.042 R)
• M8: 7,086,601 km (0.087 R)
• M9: 8,073,947 km (0.064 R)
• M10: 9,016,264 km (0.047 R)
• M11: 9,652,952 km (0.117 R)
• M12: 10,319,261 km (0.049 R)
• M13: 10,713,452 km (0.089 R)
• M14: 11,796,540 km (0.066 R)
• M15: 13,121,528 km (0.079 R)
• M16: 14,058,310 km (0.111 R)
• M17: 14,481,971 km (0.041 R)
• M18: 16,130,091 km (0.085 R)
• M19: 16,999,404 km (0.054 R)
• M20: 17,829,373 km (0.072 R)
• M21: 19,569,645 km (0.063 R)
• M22: 20,327,209 km (0.113 R)
• M23: 22,306,389 km (0.079 R)
• M24: 22,882,789 km (0.107 R)
• M25: 23,384,690 km (0.065 R)
• M26: 24,497,399 km (0.039 R)
• M27: 25,377,184 km (0.108 R)
• M28: 27,480,082 km (0.032 R)
• M29: 28,429,579 km (0.084 R)
• M30: 29,994,074 km (0.101 R)
• M31: 34,046,531 km (0.117 R)
• M32: 36,372,777 km (0.047 R)
• M33: 37,864,867 km (0.092 R)
• M34: 38,332,061 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493

Radius: 7.8

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 12.75 AU - 15.77 AU

Year: 19014 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 112,628,022 km

• M1: 97,239 km (0.117 R)
• M2: 356,641 km (0.082 R)
• M3: 918,980 km (0.113 R)
• M4: 1,542,055 km (0.027 R)
• M5: 2,441,288 km (0.096 R)
• M6: 4,092,848 km (0.112 R)
• M7: 4,667,454 km (0.1 R)
• M8: 5,150,505 km (0.091 R)
• M9: 6,135,906 km (0.082 R)
• M10: 6,421,489 km (0.098 R)
• M11: 7,423,046 km (0.042 R)
• M12: 8,130,046 km (0.093 R)
• M13: 9,514,574 km (0.079 R)
• M14: 10,009,145 km (0.067 R)
• M15: 10,990,058 km (0.051 R)
• M16: 13,686,260 km (0.096 R)
• M17: 15,335,278 km (0.079 R)
• M18: 16,557,941 km (0.104 R)
• M19: 19,544,064 km (0.045 R)
• M20: 20,253,308 km (0.093 R)
• M21: 20,705,243 km (0.116 R)
• M22: 22,292,177 km (0.12 R)
• M23: 23,559,271 km (0.068 R)
• M24: 24,668,390 km (0.096 R)
• M25: 27,317,768 km (0.12 R)
• M26: 28,995,209 km (0.107 R)
• M27: 29,338,835 km (0.047 R)
• M28: 31,097,657 km (0.084 R)
• M29: 32,925,444 km (0.113 R)
• M30: 33,802,536 km (0.073 R)
• M31: 35,472,498 km (0.108 R)
• M32: 43,148,663 km (0.093 R)
• M33: 46,349,609 km (0.078 R)
• M34: 50,859,087 km (0.098 R)
• M35: 56,539,019 km (0.072 R)
• M36: 57,075,328 km (0.094 R)
• M37: 59,071,262 km (0.087 R)
• M38: 60,365,284 km (0.075 R)
• M39: 65,533,890 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.2

Radius: 5.2

Gravity: 33.96 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 14.89 AU - 24.71 AU

Year: 31110 Days

Day: 22.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 112,628,022 km

• M1: 64,776 km (0.098 R)
• M2: 460,013 km (0.06 R)
• M3: 765,941 km (0.075 R)
• M4: 1,199,027 km (0.111 R)
• M5: 1,381,387 km (0.112 R)
• M6: 1,544,299 km (0.099 R)
• M7: 2,753,498 km (0.064 R)
• M8: 3,103,857 km (0.106 R)
• M9: 4,449,938 km (0.111 R)
• M10: 4,973,980 km (0.066 R)
• M11: 6,897,060 km (0.105 R)
• M12: 8,523,937 km (0.027 R)
• M13: 11,309,449 km (0.103 R)
• M14: 11,751,362 km (0.116 R)
• M15: 12,281,387 km (0.09 R)
• M16: 12,748,132 km (0.102 R)
• M17: 14,389,819 km (0.098 R)
• M18: 16,822,729 km (0.109 R)
• M19: 17,987,050 km (0.092 R)
• M20: 18,286,245 km (0.087 R)
• M21: 18,690,459 km (0.105 R)
• M22: 19,516,538 km (0.12 R)
• M23: 22,255,077 km (0.117 R)
• M24: 31,120,247 km (0.104 R)
• M25: 34,223,654 km (0.072 R)
• M26: 37,365,210 km (0.077 R)
• M27: 40,522,772 km (0.098 R)
• M28: 43,853,718 km (0.105 R)
• M29: 47,362,686 km (0.076 R)
• M30: 58,565,921 km (0.096 R)
• M31: 62,812,256 km (0.103 R)
• M32: 69,927,131 km (0.101 R)
• M33: 78,618,618 km (0.026 R)
• M34: 81,305,545 km (0.118 R)
• M35: 86,295,083 km (0.118 R)
• M36: 96,878,833 km (0.086 R)
• M37: 106,658,345 km (0.065 R)
• M38: 107,966,279 km (0.082 R)
• M39: 112,290,705 km (0.028 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 19,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit