🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.48 AU - 0.7 AU

Year: 162 Days

Day: 21.8 Hours

Environment

Temp: 191 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.78 AU - 1.12 AU

Year: 330 Days

Day: 36.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.45 AU - 1.45 AU

Year: 622 Days

Day: 45.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 110,471,269 km

• M1: 208,240 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.85 AU - 4.03 AU

Year: 2788 Days

Day: 42.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.6

Radius: 12.7

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.84 AU - 8.2 AU

Year: 7351 Days

Day: 9.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 110,471,269 km

• M1: 157,975 km (0.034 R)
• M2: 578,046 km (0.074 R)
• M3: 1,259,464 km (0.117 R)
• M4: 2,305,154 km (0.034 R)
• M5: 2,876,617 km (0.077 R)
• M6: 3,959,108 km (0.084 R)
• M7: 4,729,237 km (0.106 R)
• M8: 5,385,523 km (0.109 R)
• M9: 7,686,189 km (0.096 R)
• M10: 8,594,996 km (0.111 R)
• M11: 11,502,281 km (0.101 R)
• M12: 17,467,496 km (0.081 R)
• M13: 18,070,525 km (0.092 R)
• M14: 22,217,378 km (0.079 R)
• M15: 26,431,101 km (0.098 R)
• M16: 27,226,364 km (0.103 R)
• M17: 30,183,465 km (0.109 R)
• M18: 35,435,397 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.1

Radius: 9.3

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.78 AU - 10.76 AU

Year: 11731 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 110,471,269 km

• M1: 136,134 km (0.098 R)
• M2: 706,252 km (0.077 R)
• M3: 1,115,851 km (0.089 R)
• M4: 1,450,950 km (0.106 R)
• M5: 2,004,013 km (0.045 R)
• M6: 2,713,107 km (0.083 R)
• M7: 3,478,749 km (0.043 R)
• M8: 3,925,897 km (0.119 R)
• M9: 4,264,437 km (0.118 R)
• M10: 5,963,420 km (0.076 R)
• M11: 6,297,771 km (0.06 R)
• M12: 6,684,033 km (0.104 R)
• M13: 7,983,141 km (0.106 R)
• M14: 9,949,904 km (0.044 R)
• M15: 10,528,249 km (0.064 R)
• M16: 13,006,338 km (0.029 R)
• M17: 18,139,490 km (0.089 R)
• M18: 19,082,405 km (0.094 R)
• M19: 20,057,634 km (0.091 R)
• M20: 30,707,955 km (0.116 R)
• M21: 34,480,215 km (0.104 R)
• M22: 39,453,446 km (0.118 R)
• M23: 40,900,507 km (0.045 R)
• M24: 43,900,243 km (0.047 R)
• M25: 52,663,238 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.7

Radius: 8

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 13.99 AU - 22.01 AU

Year: 27221 Days

Day: 19.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 110,471,269 km

• M1: 99,483 km (0.115 R)
• M2: 431,889 km (0.073 R)
• M3: 683,513 km (0.091 R)
• M4: 1,266,944 km (0.107 R)
• M5: 1,583,793 km (0.063 R)
• M6: 1,871,021 km (0.071 R)
• M7: 2,238,732 km (0.064 R)
• M8: 2,921,796 km (0.08 R)
• M9: 3,207,678 km (0.119 R)
• M10: 3,480,843 km (0.076 R)
• M11: 4,005,333 km (0.065 R)
• M12: 4,506,337 km (0.11 R)
• M13: 5,808,736 km (0.066 R)
• M14: 6,691,662 km (0.081 R)
• M15: 7,397,316 km (0.046 R)
• M16: 9,377,991 km (0.101 R)
• M17: 10,131,665 km (0.105 R)
• M18: 11,476,550 km (0.07 R)
• M19: 28,936,417 km (0.106 R)
• M20: 31,483,470 km (0.064 R)
• M21: 33,596,989 km (0.104 R)
• M22: 34,176,082 km (0.106 R)
• M23: 39,692,205 km (0.118 R)
• M24: 45,244,380 km (0.05 R)
• M25: 47,023,847 km (0.1 R)
• M26: 52,253,938 km (0.113 R)
• M27: 58,900,122 km (0.094 R)
• M28: 60,378,897 km (0.059 R)
• M29: 66,769,270 km (0.116 R)
• M30: 67,914,890 km (0.058 R)
• M31: 75,558,145 km (0.068 R)
• M32: 76,552,073 km (0.074 R)
• M33: 82,175,158 km (0.063 R)
• M34: 87,520,589 km (0.039 R)
• M35: 88,067,518 km (0.074 R)
• M36: 91,678,362 km (0.051 R)
• M37: 92,808,873 km (0.114 R)
• M38: 93,948,809 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766.1

Radius: 6.7

Gravity: 17.07 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 17.22 AU - 23.78 AU

Year: 33085 Days

Day: 17.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 110,471,269 km

• M1: 83,625 km (0.037 R)
• M2: 298,897 km (0.093 R)
• M3: 570,267 km (0.07 R)
• M4: 840,441 km (0.101 R)
• M5: 1,120,338 km (0.11 R)
• M6: 1,479,673 km (0.089 R)
• M7: 2,558,872 km (0.116 R)
• M8: 3,215,307 km (0.118 R)
• M9: 3,468,277 km (0.081 R)
• M10: 3,837,933 km (0.067 R)
• M11: 4,159,569 km (0.073 R)
• M12: 4,938,974 km (0.109 R)
• M13: 6,236,735 km (0.106 R)
• M14: 9,044,986 km (0.109 R)
• M15: 10,481,425 km (0.116 R)
• M16: 11,398,460 km (0.04 R)
• M17: 12,990,929 km (0.027 R)
• M18: 14,554,826 km (0.112 R)
• M19: 16,332,198 km (0.089 R)
• M20: 20,526,324 km (0.116 R)
• M21: 22,870,223 km (0.059 R)
• M22: 23,453,356 km (0.061 R)
• M23: 32,108,789 km (0.081 R)
• M24: 34,639,985 km (0.112 R)
• M25: 47,402,329 km (0.066 R)
• M26: 52,669,820 km (0.101 R)
• M27: 55,131,303 km (0.084 R)
• M28: 58,747,981 km (0.108 R)
• M29: 74,288,507 km (0.094 R)
• M30: 77,379,947 km (0.109 R)
• M31: 77,641,444 km (0.108 R)
• M32: 81,363,589 km (0.066 R)
• M33: 87,733,915 km (0.104 R)
• M34: 90,314,479 km (0.058 R)
• M35: 93,833,320 km (0.065 R)
• M36: 99,899,513 km (0.116 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 18,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit