🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.91 AU - 1.35 AU

Year: 426 Days

Day: 22.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 61,156,403 km

• M1: 61,934 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.52 AU - 2.12 AU

Year: 871 Days

Day: 14.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,156,403 km

• M1: 150,645 km (0.12 R)

Asteroid Belt

Center: 2.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.49 AU - 4.07 AU

Year: 2107 Days

Day: 21.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,156,403 km

• M1: 44,131 km (0.096 R)

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.8

Radius: 14.3

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.49 AU - 7.61 AU

Year: 7360 Days

Day: 12.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,156,403 km

• M1: 178,769 km (0.096 R)
• M2: 879,486 km (0.118 R)
• M3: 1,347,727 km (0.111 R)
• M4: 1,850,974 km (0.118 R)
• M5: 2,354,970 km (0.059 R)
• M6: 3,719,901 km (0.075 R)
• M7: 4,395,485 km (0.058 R)
• M8: 5,275,719 km (0.106 R)
• M9: 7,347,799 km (0.09 R)
• M10: 8,076,340 km (0.091 R)
• M11: 12,578,638 km (0.108 R)
• M12: 13,504,050 km (0.098 R)
• M13: 19,959,797 km (0.09 R)
• M14: 21,460,563 km (0.039 R)
• M15: 23,981,735 km (0.075 R)
• M16: 24,953,822 km (0.098 R)
• M17: 25,495,068 km (0.079 R)
• M18: 27,165,777 km (0.114 R)
• M19: 30,212,786 km (0.108 R)
• M20: 32,188,974 km (0.092 R)
• M21: 33,046,319 km (0.094 R)
• M22: 33,589,958 km (0.102 R)
• M23: 35,824,202 km (0.077 R)
• M24: 37,681,609 km (0.073 R)
• M25: 39,116,253 km (0.111 R)
• M26: 40,711,265 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.2

Radius: 9.6

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.59 AU - 9.93 AU

Year: 9198 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,156,403 km

• M1: 121,473 km (0.113 R)
• M2: 498,311 km (0.117 R)
• M3: 840,740 km (0.086 R)
• M4: 1,368,372 km (0.118 R)
• M5: 1,757,625 km (0.062 R)
• M6: 2,322,208 km (0.1 R)
• M7: 2,628,734 km (0.109 R)
• M8: 2,962,487 km (0.082 R)
• M9: 3,935,770 km (0.068 R)
• M10: 4,509,927 km (0.026 R)
• M11: 5,443,717 km (0.06 R)
• M12: 8,049,712 km (0.082 R)
• M13: 8,801,890 km (0.077 R)
• M14: 10,640,448 km (0.094 R)
• M15: 11,289,553 km (0.065 R)
• M16: 11,859,072 km (0.101 R)
• M17: 13,858,148 km (0.113 R)
• M18: 14,391,016 km (0.03 R)
• M19: 14,814,976 km (0.086 R)
• M20: 15,943,243 km (0.11 R)
• M21: 17,880,237 km (0.065 R)
• M22: 19,969,072 km (0.064 R)
• M23: 21,896,192 km (0.091 R)
• M24: 22,782,260 km (0.094 R)
• M25: 24,971,176 km (0.094 R)
• M26: 25,760,604 km (0.066 R)
• M27: 29,374,439 km (0.081 R)
• M28: 32,997,999 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.9

Radius: 13.9

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.82 AU - 12.34 AU

Year: 13980 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,156,403 km

• M1: 173,085 km (0.076 R)
• M2: 669,899 km (0.119 R)
• M3: 2,852,083 km (0.092 R)
• M4: 3,811,604 km (0.079 R)
• M5: 7,629,940 km (0.078 R)
• M6: 10,598,560 km (0.111 R)
• M7: 14,018,816 km (0.087 R)
• M8: 17,112,201 km (0.095 R)
• M9: 20,003,928 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.3

Radius: 11

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 9.31 AU - 14.55 AU

Year: 14618 Days

Day: 9.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,156,403 km

• M1: 136,732 km (0.096 R)
• M2: 521,797 km (0.058 R)
• M3: 877,092 km (0.084 R)
• M4: 1,250,339 km (0.059 R)
• M5: 1,875,060 km (0.051 R)
• M6: 2,512,197 km (0.118 R)
• M7: 2,893,223 km (0.092 R)
• M8: 3,908,843 km (0.075 R)
• M9: 4,636,188 km (0.092 R)
• M10: 5,625,478 km (0.048 R)
• M11: 6,552,836 km (0.104 R)
• M12: 8,996,966 km (0.114 R)
• M13: 10,476,638 km (0.115 R)
• M14: 11,190,070 km (0.105 R)
• M15: 11,818,830 km (0.044 R)
• M16: 12,350,651 km (0.037 R)
• M17: 15,183,885 km (0.104 R)
• M18: 17,574,608 km (0.047 R)
• M19: 18,190,054 km (0.08 R)
• M20: 20,457,658 km (0.058 R)
• M21: 28,278,336 km (0.081 R)
• M22: 29,337,489 km (0.103 R)
• M23: 39,041,903 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.5

Radius: 3.5

Gravity: 37.67 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.71 AU - 15.25 AU

Year: 17558 Days

Day: 19.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,156,403 km

• M1: 43,533 km (0.057 R)
• M2: 184,155 km (0.062 R)
• M3: 333,304 km (0.094 R)
• M4: 489,783 km (0.056 R)
• M5: 739,612 km (0.119 R)
• M6: 1,021,454 km (0.096 R)
• M7: 1,180,776 km (0.11 R)
• M8: 1,518,718 km (0.11 R)
• M9: 2,403,439 km (0.101 R)
• M10: 2,574,879 km (0.097 R)
• M11: 3,089,196 km (0.056 R)
• M12: 3,585,711 km (0.078 R)
• M13: 4,443,057 km (0.111 R)
• M14: 4,701,861 km (0.104 R)
• M15: 5,073,911 km (0.11 R)
• M16: 6,388,427 km (0.109 R)
• M17: 8,439,713 km (0.106 R)
• M18: 8,636,435 km (0.078 R)
• M19: 10,775,983 km (0.112 R)
• M20: 12,658,822 km (0.045 R)
• M21: 13,846,929 km (0.054 R)
• M22: 14,678,992 km (0.077 R)
• M23: 22,008,988 km (0.101 R)
• M24: 24,210,471 km (0.115 R)
• M25: 27,082,899 km (0.115 R)
• M26: 27,511,048 km (0.086 R)
• M27: 33,248,576 km (0.117 R)
• M28: 34,234,725 km (0.117 R)
• M29: 34,987,052 km (0.107 R)
• M30: 40,286,557 km (0.092 R)
• M31: 41,832,352 km (0.116 R)
• M32: 42,981,114 km (0.093 R)
• M33: 43,563,349 km (0.025 R)
• M34: 44,298,473 km (0.075 R)
• M35: 46,096,489 km (0.076 R)
• M36: 52,605,792 km (0.116 R)
• M37: 53,271,802 km (0.061 R)
• M38: 56,512,391 km (0.103 R)
• M39: 56,686,523 km (0.119 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 11,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit