🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.86 AU - 1.24 AU

Year: 403 Days

Day: 23.8 Hours

Environment

Temp: 11 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.94 AU - 1.18 AU

Year: 409 Days

Day: 24.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.1 AU - 1.58 AU

Year: 581 Days

Day: 20.7 Hours

Environment

Temp: -26 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,849,758 km

• M1: 114,742 km (0.064 R)

Asteroid Belt

Center: 2.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.85 AU - 4.13 AU

Year: 2987 Days

Day: 12.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.6

Radius: 13.2

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.64 AU - 5.26 AU

Year: 3518 Days

Day: 12.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,849,758 km

• M1: 164,109 km (0.118 R)
• M2: 592,856 km (0.085 R)
• M3: 1,186,012 km (0.114 R)
• M4: 1,733,091 km (0.066 R)
• M5: 2,220,780 km (0.088 R)
• M6: 3,829,257 km (0.102 R)
• M7: 4,622,873 km (0.076 R)
• M8: 5,071,517 km (0.075 R)
• M9: 6,892,423 km (0.117 R)
• M10: 7,322,517 km (0.11 R)
• M11: 8,407,700 km (0.099 R)
• M12: 11,186,330 km (0.111 R)
• M13: 12,264,931 km (0.116 R)
• M14: 13,270,229 km (0.045 R)
• M15: 16,184,246 km (0.038 R)
• M16: 17,337,196 km (0.106 R)
• M17: 20,239,844 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.9

Radius: 9.9

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.52 AU - 5.56 AU

Year: 3625 Days

Day: 13.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,849,758 km

• M1: 124,465 km (0.043 R)
• M2: 497,413 km (0.059 R)
• M3: 883,974 km (0.079 R)
• M4: 1,324,390 km (0.082 R)
• M5: 2,086,741 km (0.095 R)
• M6: 5,461,669 km (0.069 R)
• M7: 6,330,533 km (0.093 R)
• M8: 6,830,190 km (0.115 R)
• M9: 12,246,979 km (0.068 R)
• M10: 18,079,052 km (0.108 R)
• M11: 19,085,696 km (0.079 R)
• M12: 20,800,537 km (0.071 R)
• M13: 21,210,435 km (0.11 R)
• M14: 24,838,782 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202

Radius: 10.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.94 AU - 5.64 AU

Year: 3929 Days

Day: 7.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,849,758 km

• M1: 134,339 km (0.089 R)
• M2: 3,481,591 km (0.079 R)
• M3: 3,969,430 km (0.057 R)
• M4: 4,648,155 km (0.091 R)
• M5: 6,419,095 km (0.037 R)
• M6: 8,037,894 km (0.111 R)
• M7: 10,672,462 km (0.083 R)
• M8: 12,719,709 km (0.094 R)
• M9: 14,372,466 km (0.097 R)
• M10: 16,017,444 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.6

Radius: 12.5

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.25 AU - 12.07 AU

Year: 12136 Days

Day: 13.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,849,758 km

• M1: 155,432 km (0.092 R)
• M2: 699,968 km (0.064 R)
• M3: 1,096,403 km (0.096 R)
• M4: 1,835,566 km (0.09 R)
• M5: 2,711,761 km (0.101 R)
• M6: 3,209,622 km (0.047 R)
• M7: 4,099,879 km (0.068 R)
• M8: 6,641,098 km (0.093 R)
• M9: 8,783,041 km (0.094 R)
• M10: 10,463,473 km (0.045 R)
• M11: 11,408,334 km (0.075 R)
• M12: 12,348,855 km (0.103 R)
• M13: 13,467,997 km (0.032 R)
• M14: 15,341,710 km (0.058 R)
• M15: 23,178,096 km (0.117 R)
• M16: 27,067,042 km (0.104 R)
• M17: 32,168,479 km (0.098 R)
• M18: 39,304,447 km (0.099 R)
• M19: 51,566,536 km (0.056 R)
• M20: 52,997,439 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.5

Radius: 15

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 11.01 AU - 11.41 AU

Year: 14065 Days

Day: 9.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,849,758 km

• M1: 187,895 km (0.077 R)
• M2: 804,687 km (0.062 R)
• M3: 1,607,280 km (0.088 R)
• M4: 2,869,437 km (0.114 R)
• M5: 3,361,913 km (0.066 R)
• M6: 4,090,155 km (0.045 R)
• M7: 5,041,299 km (0.119 R)
• M8: 7,189,524 km (0.108 R)
• M9: 7,902,657 km (0.054 R)
• M10: 8,532,464 km (0.096 R)
• M11: 9,105,274 km (0.102 R)
• M12: 12,035,597 km (0.082 R)
• M13: 12,588,362 km (0.115 R)
• M14: 17,711,789 km (0.042 R)
• M15: 18,428,064 km (0.099 R)
• M16: 19,538,529 km (0.109 R)
• M17: 20,071,696 km (0.088 R)
• M18: 24,518,642 km (0.11 R)
• M19: 26,320,249 km (0.116 R)
• M20: 31,105,436 km (0.054 R)
• M21: 31,728,661 km (0.03 R)
• M22: 34,859,146 km (0.085 R)
• M23: 37,601,275 km (0.1 R)
• M24: 39,993,794 km (0.111 R)
• M25: 40,607,444 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.2

Radius: 5.1

Gravity: 34.84 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 14.07 AU - 14.39 AU

Year: 20116 Days

Day: 20.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,849,758 km

• M1: 64,327 km (0.096 R)
• M2: 369,507 km (0.115 R)
• M3: 723,754 km (0.098 R)
• M4: 992,582 km (0.069 R)
• M5: 1,265,598 km (0.098 R)
• M6: 1,452,745 km (0.106 R)
• M7: 1,786,947 km (0.062 R)
• M8: 2,487,663 km (0.058 R)
• M9: 3,020,082 km (0.089 R)
• M10: 3,213,362 km (0.114 R)
• M11: 3,533,950 km (0.094 R)
• M12: 3,875,632 km (0.113 R)
• M13: 4,038,095 km (0.041 R)
• M14: 4,239,005 km (0.104 R)
• M15: 4,733,875 km (0.094 R)
• M16: 5,305,937 km (0.118 R)
• M17: 7,200,744 km (0.082 R)
• M18: 8,218,907 km (0.028 R)
• M19: 8,433,430 km (0.115 R)
• M20: 9,622,135 km (0.096 R)
• M21: 11,177,803 km (0.046 R)
• M22: 12,821,884 km (0.113 R)
• M23: 13,256,765 km (0.095 R)
• M24: 16,411,186 km (0.09 R)
• M25: 18,342,793 km (0.12 R)
• M26: 30,305,537 km (0.114 R)
• M27: 30,947,162 km (0.111 R)
• M28: 36,122,500 km (0.113 R)
• M29: 45,587,707 km (0.098 R)
• M30: 45,923,255 km (0.111 R)
• M31: 46,260,598 km (0.061 R)
• M32: 56,772,990 km (0.088 R)
• M33: 58,337,335 km (0.106 R)
• M34: 58,732,872 km (0.088 R)
• M35: 60,131,313 km (0.099 R)
• M36: 60,332,821 km (0.103 R)
• M37: 61,756,544 km (0.111 R)
• M38: 63,410,797 km (0.098 R)
• M39: 64,038,660 km (0.087 R)
• M40: 75,590,757 km (0.09 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: 199 - 15,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit