🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.46 AU - 0.62 AU

Year: 141 Days

Day: 22.1 Hours

Environment

Temp: 252 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 117,050,238 km

• M1: 243,845 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.59 AU - 0.63 AU

Year: 170 Days

Day: 27.3 Hours

Environment

Temp: 218 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.42 AU - 1.52 AU

Year: 635 Days

Day: 46.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.55 AU - 2.85 AU

Year: 1581 Days

Day: 15 Hours

Environment

Temp: -89 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.3

Radius: 10.5

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.84 AU - 12.7 AU

Year: 11731 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 117,050,238 km

• M1: 130,749 km (0.063 R)
• M2: 1,146,069 km (0.083 R)
• M3: 1,817,764 km (0.102 R)
• M4: 2,208,364 km (0.101 R)
• M5: 2,654,764 km (0.067 R)
• M6: 3,183,592 km (0.11 R)
• M7: 4,452,631 km (0.113 R)
• M8: 4,862,080 km (0.026 R)
• M9: 11,780,084 km (0.05 R)
• M10: 13,149,354 km (0.042 R)
• M11: 16,752,269 km (0.054 R)
• M12: 20,563,125 km (0.101 R)
• M13: 21,537,157 km (0.116 R)
• M14: 24,195,960 km (0.108 R)
• M15: 24,734,662 km (0.109 R)
• M16: 25,373,295 km (0.07 R)
• M17: 35,162,531 km (0.098 R)
• M18: 41,972,675 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.5

Radius: 3.8

Gravity: 54.47 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 13.71 AU - 16.53 AU

Year: 20957 Days

Day: 19.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 117,050,238 km

• M1: 47,273 km (0.111 R)
• M2: 172,187 km (0.066 R)
• M3: 403,017 km (0.101 R)
• M4: 786,436 km (0.046 R)
• M5: 1,154,746 km (0.111 R)
• M6: 1,646,325 km (0.06 R)
• M7: 2,332,530 km (0.116 R)
• M8: 2,946,031 km (0.042 R)
• M9: 3,691,477 km (0.09 R)
• M10: 4,519,501 km (0.113 R)
• M11: 5,464,062 km (0.106 R)
• M12: 5,667,665 km (0.106 R)
• M13: 6,220,878 km (0.085 R)
• M14: 7,483,334 km (0.082 R)
• M15: 8,521,843 km (0.1 R)
• M16: 9,189,199 km (0.058 R)
• M17: 10,880,403 km (0.052 R)
• M18: 11,202,786 km (0.07 R)
• M19: 11,731,914 km (0.108 R)
• M20: 12,208,233 km (0.077 R)
• M21: 13,566,283 km (0.108 R)
• M22: 14,090,923 km (0.112 R)
• M23: 14,396,850 km (0.108 R)
• M24: 14,706,967 km (0.102 R)
• M25: 15,664,543 km (0.09 R)
• M26: 16,662,809 km (0.047 R)
• M27: 22,399,738 km (0.049 R)
• M28: 22,607,380 km (0.098 R)
• M29: 27,387,481 km (0.063 R)
• M30: 41,636,079 km (0.044 R)
• M31: 42,582,436 km (0.091 R)
• M32: 47,018,910 km (0.03 R)
• M33: 49,788,116 km (0.115 R)
• M34: 52,663,986 km (0.039 R)
• M35: 56,220,525 km (0.113 R)
• M36: 60,735,838 km (0.076 R)
• M37: 61,952,368 km (0.05 R)
• M38: 63,184,905 km (0.083 R)
• M39: 66,551,605 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.5

Radius: 3.4

Gravity: 83.61 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 16.89 AU - 20.07 AU

Year: 28317 Days

Day: 22.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 117,050,238 km

• M1: 49,666 km (0.116 R)
• M2: 170,392 km (0.1 R)
• M3: 289,621 km (0.097 R)
• M4: 450,589 km (0.099 R)
• M5: 638,783 km (0.102 R)
• M6: 955,482 km (0.062 R)
• M7: 1,187,657 km (0.042 R)
• M8: 1,547,889 km (0.078 R)
• M9: 1,743,264 km (0.062 R)
• M10: 2,328,491 km (0.096 R)
• M11: 4,122,469 km (0.106 R)
• M12: 5,944,571 km (0.045 R)
• M13: 6,772,595 km (0.055 R)
• M14: 7,187,729 km (0.09 R)
• M15: 9,018,807 km (0.106 R)
• M16: 11,716,356 km (0.111 R)
• M17: 16,329,505 km (0.117 R)
• M18: 20,920,813 km (0.075 R)
• M19: 21,798,355 km (0.109 R)
• M20: 32,104,601 km (0.094 R)
• M21: 32,248,813 km (0.116 R)
• M22: 32,976,307 km (0.04 R)
• M23: 33,714,723 km (0.111 R)
• M24: 52,273,834 km (0.074 R)
• M25: 64,252,136 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.9

Radius: 6.9

Gravity: 20.25 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 15.87 AU - 24.37 AU

Year: 32169 Days

Day: 20.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 117,050,238 km

• M1: 87,814 km (0.091 R)
• M2: 308,770 km (0.103 R)
• M3: 756,666 km (0.091 R)
• M4: 2,025,256 km (0.113 R)
• M5: 2,765,017 km (0.117 R)
• M6: 4,805,682 km (0.052 R)
• M7: 5,452,394 km (0.115 R)
• M8: 5,680,530 km (0.038 R)
• M9: 6,204,572 km (0.069 R)
• M10: 7,913,428 km (0.079 R)
• M11: 10,673,359 km (0.111 R)
• M12: 13,021,148 km (0.081 R)
• M13: 17,499,061 km (0.044 R)
• M14: 19,334,178 km (0.09 R)
• M15: 19,758,887 km (0.072 R)
• M16: 23,382,446 km (0.091 R)
• M17: 25,350,107 km (0.036 R)
• M18: 26,504,105 km (0.104 R)
• M19: 28,368,394 km (0.103 R)
• M20: 32,355,626 km (0.087 R)
• M21: 53,692,172 km (0.116 R)
• M22: 55,591,466 km (0.107 R)
• M23: 56,234,438 km (0.097 R)
• M24: 60,421,832 km (0.072 R)
• M25: 71,410,693 km (0.1 R)
• M26: 77,639,649 km (0.095 R)
• M27: 106,836,067 km (0.089 R)
• M28: 109,499,209 km (0.094 R)
• M29: 110,847,235 km (0.116 R)
• M30: 113,576,349 km (0.113 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 13,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit