🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.84 AU

Year: 242 Days

Day: 20.8 Hours

Environment

Temp: 119 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.88 AU - 1.12 AU

Year: 365 Days

Day: 29.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.43 AU - 1.89 AU

Year: 781 Days

Day: 43.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.3

Radius: 13.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.08 AU - 6.58 AU

Year: 5142 Days

Day: 13.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,507,592 km

• M1: 164,258 km (0.079 R)
• M2: 583,132 km (0.103 R)
• M3: 1,210,696 km (0.11 R)
• M4: 2,287,950 km (0.111 R)
• M5: 2,713,705 km (0.103 R)
• M6: 3,134,823 km (0.082 R)
• M7: 5,089,619 km (0.066 R)
• M8: 5,736,181 km (0.058 R)
• M9: 6,661,444 km (0.1 R)
• M10: 7,194,311 km (0.108 R)
• M11: 8,270,518 km (0.107 R)
• M12: 8,847,517 km (0.117 R)
• M13: 10,298,766 km (0.097 R)
• M14: 12,994,071 km (0.095 R)
• M15: 15,089,638 km (0.108 R)
• M16: 17,526,438 km (0.069 R)
• M17: 18,286,844 km (0.063 R)
• M18: 18,805,799 km (0.11 R)
• M19: 20,560,731 km (0.072 R)
• M20: 22,422,626 km (0.118 R)
• M21: 22,867,830 km (0.067 R)
• M22: 23,852,483 km (0.055 R)
• M23: 27,990,659 km (0.104 R)
• M24: 28,420,603 km (0.108 R)
• M25: 29,736,616 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.4

Radius: 11.2

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.16 AU - 6.72 AU

Year: 5288 Days

Day: 12.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,507,592 km

• M1: 139,276 km (0.082 R)
• M2: 552,315 km (0.112 R)
• M3: 1,231,789 km (0.063 R)
• M4: 2,012,540 km (0.094 R)
• M5: 2,687,227 km (0.037 R)
• M6: 3,058,528 km (0.091 R)
• M7: 3,747,427 km (0.099 R)
• M8: 4,536,855 km (0.055 R)
• M9: 5,039,803 km (0.073 R)
• M10: 5,668,263 km (0.042 R)
• M11: 7,797,340 km (0.092 R)
• M12: 8,172,681 km (0.113 R)
• M13: 8,678,621 km (0.097 R)
• M14: 9,839,650 km (0.069 R)
• M15: 11,674,169 km (0.119 R)
• M16: 13,457,675 km (0.064 R)
• M17: 14,498,577 km (0.094 R)
• M18: 15,474,553 km (0.111 R)
• M19: 21,458,468 km (0.093 R)
• M20: 22,272,580 km (0.09 R)
• M21: 24,597,929 km (0.089 R)
• M22: 26,068,327 km (0.066 R)
• M23: 29,635,039 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.8

Radius: 12.9

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 9.3 AU - 14.48 AU

Year: 14975 Days

Day: 7 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,507,592 km

• M1: 160,369 km (0.107 R)
• M2: 629,358 km (0.113 R)
• M3: 1,114,654 km (0.09 R)
• M4: 1,636,002 km (0.066 R)
• M5: 3,707,783 km (0.05 R)
• M6: 4,203,999 km (0.069 R)
• M7: 6,428,071 km (0.093 R)
• M8: 7,385,796 km (0.074 R)
• M9: 8,004,832 km (0.062 R)
• M10: 9,206,253 km (0.112 R)
• M11: 11,743,732 km (0.067 R)
• M12: 12,189,085 km (0.103 R)
• M13: 13,114,049 km (0.078 R)
• M14: 13,837,953 km (0.095 R)
• M15: 14,272,534 km (0.08 R)
• M16: 15,431,768 km (0.054 R)
• M17: 16,034,648 km (0.102 R)
• M18: 16,862,672 km (0.103 R)
• M19: 17,430,396 km (0.042 R)
• M20: 18,981,576 km (0.086 R)
• M21: 19,673,766 km (0.034 R)
• M22: 20,542,630 km (0.098 R)
• M23: 22,527,195 km (0.078 R)
• M24: 25,368,059 km (0.104 R)
• M25: 27,260,173 km (0.12 R)
• M26: 30,690,003 km (0.087 R)
• M27: 31,323,849 km (0.098 R)
• M28: 32,946,687 km (0.119 R)
• M29: 33,611,201 km (0.094 R)
• M30: 34,852,863 km (0.112 R)
• M31: 37,908,699 km (0.114 R)
• M32: 42,039,246 km (0.061 R)
• M33: 44,953,861 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.6

Radius: 6.4

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.13 AU - 17.05 AU

Year: 19318 Days

Day: 22.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,507,592 km

• M1: 79,586 km (0.064 R)
• M2: 308,471 km (0.072 R)
• M3: 535,860 km (0.051 R)
• M4: 979,417 km (0.111 R)
• M5: 1,405,322 km (0.102 R)
• M6: 2,144,186 km (0.109 R)
• M7: 2,485,269 km (0.077 R)
• M8: 3,303,271 km (0.116 R)
• M9: 3,699,855 km (0.069 R)
• M10: 4,486,590 km (0.084 R)
• M11: 6,051,533 km (0.089 R)
• M12: 7,608,398 km (0.076 R)
• M13: 10,506,109 km (0.118 R)
• M14: 11,615,676 km (0.075 R)
• M15: 12,937,972 km (0.075 R)
• M16: 14,138,345 km (0.096 R)
• M17: 21,173,933 km (0.114 R)
• M18: 21,750,932 km (0.112 R)
• M19: 26,861,794 km (0.114 R)
• M20: 32,974,811 km (0.063 R)
• M21: 34,536,912 km (0.092 R)
• M22: 42,028,475 km (0.063 R)
• M23: 42,634,196 km (0.11 R)
• M24: 58,788,074 km (0.032 R)
• M25: 60,501,717 km (0.074 R)
• M26: 66,045,366 km (0.08 R)
• M27: 70,418,560 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.1

Radius: 4.3

Gravity: 15.04 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.53 AU - 20.49 AU

Year: 24503 Days

Day: 22.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 64,507,592 km

• M1: 53,556 km (0.066 R)
• M2: 198,367 km (0.041 R)
• M3: 435,629 km (0.086 R)
• M4: 847,921 km (0.1 R)
• M5: 1,012,927 km (0.108 R)
• M6: 1,160,431 km (0.12 R)
• M7: 2,700,242 km (0.078 R)
• M8: 3,111,037 km (0.052 R)
• M9: 3,731,719 km (0.104 R)
• M10: 5,213,935 km (0.062 R)
• M11: 5,733,189 km (0.059 R)
• M12: 6,205,170 km (0.042 R)
• M13: 6,450,660 km (0.082 R)
• M14: 7,966,087 km (0.044 R)
• M15: 8,256,157 km (0.059 R)
• M16: 8,908,703 km (0.102 R)
• M17: 10,146,326 km (0.035 R)
• M18: 10,602,450 km (0.103 R)
• M19: 13,090,113 km (0.041 R)
• M20: 13,494,027 km (0.052 R)
• M21: 14,468,508 km (0.112 R)
• M22: 15,789,307 km (0.097 R)
• M23: 17,754,126 km (0.076 R)
• M24: 18,415,797 km (0.079 R)
• M25: 23,317,820 km (0.093 R)
• M26: 28,683,597 km (0.085 R)
• M27: 28,909,340 km (0.114 R)
• M28: 29,364,416 km (0.05 R)
• M29: 30,172,095 km (0.119 R)
• M30: 30,522,753 km (0.052 R)
• M31: 33,676,575 km (0.112 R)
• M32: 35,982,925 km (0.09 R)
• M33: 40,056,924 km (0.115 R)
• M34: 40,197,845 km (0.062 R)
• M35: 42,790,077 km (0.12 R)
• M36: 43,678,390 km (0.12 R)
• M37: 43,827,539 km (0.037 R)
• M38: 50,243,193 km (0.079 R)
• M39: 52,569,440 km (0.099 R)
• M40: 56,545,452 km (0.12 R)
• M41: 56,722,725 km (0.114 R)
• M42: 60,161,831 km (0.063 R)
• M43: 60,531,637 km (0.073 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 11,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit