🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.49 AU - 0.81 AU

Year: 224 Days

Day: 22.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 166.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 64,341,946 km

• M1: 54,005 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.93 AU - 0.97 AU

Year: 396 Days

Day: 40.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.22 AU - 1.6 AU

Year: 716 Days

Day: 16.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,341,946 km

• M1: 14,960 km (0.096 R)
• M2: 83,176 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.07 AU - 2.49 AU

Year: 1472 Days

Day: 26.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 103 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,341,946 km

• M1: 29,620 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.98 AU - 2.74 AU

Year: 1550 Days

Day: 33.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,341,946 km

• M1: 14,960 km (0.054 R)
• M2: 51,013 km (0.047 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.4

Radius: 8.4

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.59 AU - 4.93 AU

Year: 4440 Days

Day: 13.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,341,946 km

• M1: 114,891 km (0.101 R)
• M2: 442,361 km (0.08 R)
• M3: 1,020,257 km (0.052 R)
• M4: 1,530,685 km (0.091 R)
• M5: 2,142,541 km (0.079 R)
• M6: 3,274,099 km (0.053 R)
• M7: 4,229,880 km (0.078 R)
• M8: 4,640,227 km (0.059 R)
• M9: 5,055,510 km (0.055 R)
• M10: 5,609,172 km (0.056 R)
• M11: 7,855,534 km (0.074 R)
• M12: 10,963,729 km (0.09 R)
• M13: 11,967,231 km (0.119 R)
• M14: 14,198,783 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.4

Radius: 12

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.4 AU - 6.24 AU

Year: 6002 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,341,946 km

• M1: 152,889 km (0.109 R)
• M2: 644,617 km (0.116 R)
• M3: 1,056,161 km (0.062 R)
• M4: 1,908,719 km (0.03 R)
• M5: 2,543,313 km (0.086 R)
• M6: 3,297,137 km (0.095 R)
• M7: 3,717,507 km (0.041 R)
• M8: 4,405,059 km (0.116 R)
• M9: 4,802,540 km (0.118 R)
• M10: 5,175,787 km (0.055 R)
• M11: 5,824,144 km (0.062 R)
• M12: 7,163,195 km (0.086 R)
• M13: 8,033,854 km (0.083 R)
• M14: 8,428,045 km (0.11 R)
• M15: 8,869,658 km (0.114 R)
• M16: 9,542,848 km (0.104 R)
• M17: 10,635,960 km (0.115 R)
• M18: 12,846,568 km (0.063 R)
• M19: 16,686,745 km (0.068 R)
• M20: 17,439,073 km (0.102 R)
• M21: 19,185,628 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.5

Radius: 13.7

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.49 AU - 8.41 AU

Year: 7833 Days

Day: 6 Hours

Environment

Temp: -179 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,341,946 km

• M1: 170,392 km (0.055 R)
• M2: 731,384 km (0.05 R)
• M3: 1,369,419 km (0.098 R)
• M4: 2,000,124 km (0.077 R)
• M5: 2,760,829 km (0.108 R)
• M6: 3,309,703 km (0.04 R)
• M7: 3,780,937 km (0.111 R)
• M8: 4,433,632 km (0.111 R)
• M9: 6,136,505 km (0.107 R)
• M10: 6,632,422 km (0.073 R)
• M11: 7,078,822 km (0.025 R)
• M12: 8,157,273 km (0.095 R)
• M13: 10,145,728 km (0.096 R)
• M14: 13,237,168 km (0.049 R)
• M15: 16,772,165 km (0.095 R)
• M16: 19,882,155 km (0.102 R)
• M17: 20,972,724 km (0.072 R)
• M18: 25,827,923 km (0.092 R)
• M19: 30,154,592 km (0.092 R)
• M20: 35,278,319 km (0.088 R)
• M21: 41,453,869 km (0.093 R)
• M22: 42,209,787 km (0.026 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.3

Radius: 6.2

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 11.02 AU - 14.58 AU

Year: 19577 Days

Day: 19.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,341,946 km

• M1: 78,090 km (0.105 R)
• M2: 335,398 km (0.095 R)
• M3: 539,151 km (0.095 R)
• M4: 999,164 km (0.097 R)
• M5: 1,384,678 km (0.093 R)
• M6: 1,812,229 km (0.097 R)
• M7: 2,407,628 km (0.117 R)
• M8: 3,744,435 km (0.119 R)
• M9: 4,128,602 km (0.091 R)
• M10: 5,080,344 km (0.106 R)
• M11: 5,551,427 km (0.118 R)
• M12: 7,363,506 km (0.061 R)
• M13: 13,614,154 km (0.117 R)
• M14: 13,820,001 km (0.03 R)
• M15: 16,687,942 km (0.109 R)
• M16: 17,644,470 km (0.065 R)
• M17: 18,053,621 km (0.036 R)
• M18: 18,806,098 km (0.055 R)
• M19: 25,490,430 km (0.05 R)
• M20: 26,224,507 km (0.042 R)
• M21: 29,760,402 km (0.102 R)
• M22: 36,955,910 km (0.097 R)
• M23: 40,244,370 km (0.082 R)
• M24: 41,382,361 km (0.089 R)
• M25: 41,670,188 km (0.09 R)
• M26: 42,982,161 km (0.117 R)
• M27: 52,270,842 km (0.086 R)
• M28: 57,648,138 km (0.085 R)
• M29: 58,367,853 km (0.095 R)
• M30: 64,341,895 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 15,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit