🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.59 AU - 0.95 AU

Year: 283 Days

Day: 25 Hours

Environment

Temp: -9 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 84,661,586 km

• M1: 36,352 km (0.063 R)
• M2: 321,486 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.71 AU - 0.83 AU

Year: 283 Days

Day: 27.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.77 AU - 0.93 AU

Year: 328 Days

Day: 21.6 Hours

Environment

Temp: -23 °C

Axial Tilt: 151 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 84,661,586 km

• M1: 191,784 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.93 AU - 1.35 AU

Year: 510 Days

Day: 29.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,661,586 km

• M1: 723,007 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.24 AU - 1.36 AU

Year: 621 Days

Day: 38.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.41 AU - 2.47 AU

Year: 1597 Days

Day: 36.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,661,586 km

• M1: 390,899 km (0.114 R)

Asteroid Belt

Center: 2.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.2

Radius: 8.6

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.94 AU - 3.4 AU

Year: 2365 Days

Day: 11.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,661,586 km

• M1: 107,112 km (0.115 R)
• M2: 801,545 km (0.041 R)
• M3: 1,592,918 km (0.112 R)
• M4: 2,979,092 km (0.106 R)
• M5: 4,949,894 km (0.101 R)
• M6: 6,915,162 km (0.119 R)
• M7: 7,379,813 km (0.052 R)
• M8: 8,836,447 km (0.088 R)
• M9: 10,546,500 km (0.051 R)
• M10: 12,111,743 km (0.09 R)
• M11: 12,949,940 km (0.089 R)
• M12: 13,362,531 km (0.068 R)
• M13: 13,911,854 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.1

Radius: 11.1

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.92 AU - 6.5 AU

Year: 5717 Days

Day: 9.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,661,586 km

• M1: 138,228 km (0.07 R)
• M2: 631,303 km (0.041 R)
• M3: 1,693,448 km (0.073 R)
• M4: 2,114,416 km (0.076 R)
• M5: 3,006,917 km (0.078 R)
• M6: 4,010,270 km (0.109 R)
• M7: 5,253,428 km (0.095 R)
• M8: 5,710,001 km (0.118 R)
• M9: 7,539,134 km (0.069 R)
• M10: 8,200,955 km (0.063 R)
• M11: 9,114,400 km (0.047 R)
• M12: 9,775,323 km (0.103 R)
• M13: 11,950,775 km (0.115 R)
• M14: 12,905,210 km (0.079 R)
• M15: 14,726,564 km (0.056 R)
• M16: 16,584,270 km (0.098 R)
• M17: 16,973,674 km (0.114 R)
• M18: 19,013,740 km (0.1 R)
• M19: 20,019,486 km (0.07 R)
• M20: 20,684,748 km (0.057 R)
• M21: 22,848,532 km (0.084 R)
• M22: 27,530,795 km (0.081 R)
• M23: 28,077,426 km (0.103 R)
• M24: 29,286,626 km (0.115 R)
• M25: 30,143,971 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.5

Radius: 3.8

Gravity: 67 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 10.79 AU - 15.31 AU

Year: 19751 Days

Day: 22.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 84,661,586 km

• M1: 47,273 km (0.089 R)
• M2: 362,326 km (0.069 R)
• M3: 485,295 km (0.096 R)
• M4: 899,981 km (0.115 R)
• M5: 1,023,997 km (0.098 R)
• M6: 1,731,296 km (0.114 R)
• M7: 2,132,368 km (0.105 R)
• M8: 2,742,578 km (0.06 R)
• M9: 3,285,618 km (0.073 R)
• M10: 3,864,861 km (0.108 R)
• M11: 4,838,444 km (0.12 R)
• M12: 5,836,411 km (0.058 R)
• M13: 7,205,980 km (0.091 R)
• M14: 8,554,754 km (0.065 R)
• M15: 9,172,893 km (0.115 R)
• M16: 9,760,214 km (0.097 R)
• M17: 10,247,903 km (0.114 R)
• M18: 13,297,156 km (0.1 R)
• M19: 13,820,001 km (0.118 R)
• M20: 13,971,992 km (0.11 R)
• M21: 16,814,053 km (0.081 R)
• M22: 17,337,047 km (0.104 R)
• M23: 22,332,569 km (0.07 R)
• M24: 25,610,258 km (0.044 R)
• M25: 28,575,288 km (0.111 R)
• M26: 29,070,008 km (0.073 R)
• M27: 29,949,344 km (0.106 R)
• M28: 30,203,810 km (0.095 R)
• M29: 31,497,981 km (0.026 R)
• M30: 33,919,672 km (0.116 R)
• M31: 36,173,962 km (0.106 R)
• M32: 42,083,078 km (0.028 R)
• M33: 43,532,382 km (0.104 R)
• M34: 46,190,736 km (0.087 R)
• M35: 47,732,492 km (0.08 R)
• M36: 48,253,990 km (0.113 R)
• M37: 48,955,155 km (0.057 R)
• M38: 51,827,883 km (0.108 R)
• M39: 53,866,752 km (0.088 R)
• M40: 55,001,004 km (0.111 R)
• M41: 66,798,591 km (0.085 R)
• M42: 73,282,911 km (0.066 R)
• M43: 80,174,136 km (0.111 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 14,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit