🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.55 AU - 0.61 AU

Year: 132 Days

Day: 14.2 Hours

Environment

Temp: 368 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,448,299 km

• M1: 96,939 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.92 AU - 1.48 AU

Year: 393 Days

Day: 21.5 Hours

Environment

Temp: 216 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.32 AU - 2.76 AU

Year: 1211 Days

Day: 25.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.82 AU - 4.46 AU

Year: 2521 Days

Day: 36 Hours

Environment

Temp: -79 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,448,299 km

• M1: 140,921 km (0.119 R)
• M2: 1,216,530 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.23 AU - 5.49 AU

Year: 3713 Days

Day: 38.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 17.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.3

Radius: 4.9

Gravity: 39 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 16.39 AU - 18.01 AU

Year: 21345 Days

Day: 19.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,448,299 km

• M1: 61,036 km (0.098 R)
• M2: 250,128 km (0.082 R)
• M3: 435,629 km (0.087 R)
• M4: 1,719,628 km (0.102 R)
• M5: 1,913,806 km (0.117 R)
• M6: 2,232,599 km (0.117 R)
• M7: 3,586,160 km (0.076 R)
• M8: 4,241,399 km (0.071 R)
• M9: 4,561,089 km (0.09 R)
• M10: 4,858,490 km (0.118 R)
• M11: 5,288,434 km (0.048 R)
• M12: 5,658,839 km (0.118 R)
• M13: 12,098,129 km (0.095 R)
• M14: 16,727,136 km (0.056 R)
• M15: 17,613,504 km (0.085 R)
• M16: 18,906,328 km (0.1 R)
• M17: 25,166,999 km (0.111 R)
• M18: 27,163,682 km (0.055 R)
• M19: 27,892,822 km (0.093 R)
• M20: 34,062,238 km (0.065 R)
• M21: 36,207,621 km (0.111 R)
• M22: 36,500,235 km (0.098 R)
• M23: 38,289,575 km (0.118 R)
• M24: 40,136,510 km (0.118 R)
• M25: 50,815,106 km (0.102 R)
• M26: 54,180,908 km (0.055 R)
• M27: 56,899,401 km (0.103 R)
• M28: 60,115,904 km (0.097 R)
• M29: 63,451,638 km (0.045 R)
• M30: 70,488,871 km (0.11 R)
• M31: 77,058,162 km (0.097 R)
• M32: 79,007,273 km (0.112 R)
• M33: 79,253,212 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.9

Radius: 4.4

Gravity: 46.69 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 17.98 AU - 19.92 AU

Year: 24684 Days

Day: 22.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,448,299 km

• M1: 56,099 km (0.112 R)
• M2: 353,350 km (0.034 R)
• M3: 682,316 km (0.049 R)
• M4: 1,021,903 km (0.061 R)
• M5: 1,483,412 km (0.086 R)
• M6: 2,184,129 km (0.101 R)
• M7: 2,347,191 km (0.073 R)
• M8: 2,941,543 km (0.028 R)
• M9: 8,799,945 km (0.12 R)
• M10: 8,976,022 km (0.097 R)
• M11: 9,335,356 km (0.045 R)
• M12: 12,860,331 km (0.105 R)
• M13: 13,626,870 km (0.1 R)
• M14: 13,862,636 km (0.082 R)
• M15: 14,181,280 km (0.088 R)
• M16: 15,590,192 km (0.116 R)
• M17: 16,108,998 km (0.097 R)
• M18: 19,465,825 km (0.068 R)
• M19: 19,966,080 km (0.031 R)
• M20: 20,168,635 km (0.118 R)
• M21: 22,378,196 km (0.063 R)
• M22: 23,597,568 km (0.109 R)
• M23: 27,645,836 km (0.052 R)
• M24: 31,036,621 km (0.1 R)
• M25: 31,719,087 km (0.056 R)
• M26: 33,113,788 km (0.115 R)
• M27: 38,473,132 km (0.099 R)
• M28: 41,357,379 km (0.112 R)
• M29: 65,233,049 km (0.106 R)
• M30: 70,250,412 km (0.118 R)
• M31: 80,020,649 km (0.088 R)
• M32: 88,732,182 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.3

Radius: 3.1

Gravity: 35.72 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 19.08 AU - 19.86 AU

Year: 25707 Days

Day: 23.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,448,299 km

• M1: 46,375 km (0.102 R)
• M2: 238,758 km (0.072 R)
• M3: 476,170 km (0.104 R)
• M4: 798,853 km (0.068 R)
• M5: 1,013,376 km (0.114 R)
• M6: 1,744,311 km (0.089 R)
• M7: 1,985,912 km (0.101 R)
• M8: 2,628,135 km (0.105 R)
• M9: 3,287,712 km (0.11 R)
• M10: 3,597,380 km (0.105 R)
• M11: 4,782,345 km (0.116 R)
• M12: 5,716,135 km (0.078 R)
• M13: 6,204,871 km (0.117 R)
• M14: 6,676,852 km (0.086 R)
• M15: 7,837,582 km (0.074 R)
• M16: 9,566,933 km (0.048 R)
• M17: 9,679,281 km (0.087 R)
• M18: 12,312,503 km (0.069 R)
• M19: 12,512,216 km (0.099 R)
• M20: 24,010,907 km (0.079 R)
• M21: 24,218,549 km (0.078 R)
• M22: 25,060,785 km (0.09 R)
• M23: 26,581,148 km (0.095 R)
• M24: 27,251,197 km (0.032 R)
• M25: 29,328,812 km (0.105 R)
• M26: 32,386,144 km (0.105 R)
• M27: 32,512,554 km (0.116 R)
• M28: 32,894,178 km (0.114 R)
• M29: 36,463,434 km (0.107 R)
• M30: 39,124,182 km (0.044 R)
• M31: 41,761,592 km (0.096 R)
• M32: 43,738,528 km (0.071 R)
• M33: 49,536,493 km (0.054 R)
• M34: 57,477,447 km (0.118 R)
• M35: 61,263,470 km (0.1 R)
• M36: 65,414,063 km (0.111 R)
• M37: 66,021,879 km (0.091 R)

Kuiper Belt

Range: 36.6 - 63.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 20,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit