🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.56 AU - 0.84 AU

Year: 214 Days

Day: 22.5 Hours

Environment

Temp: 115 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 99,371,036 km

• M1: 56,548 km (0.105 R)
• M2: 139,126 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.75 AU - 0.83 AU

Year: 256 Days

Day: 36.2 Hours

Environment

Temp: 101 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.03 AU - 4.97 AU

Year: 2922 Days

Day: 33 Hours

Environment

Temp: -128 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.22 AU - 4.3 AU

Year: 3211 Days

Day: 29.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,371,036 km

• M1: 1,156,990 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4 AU - 5.02 AU

Year: 3498 Days

Day: 45.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.8

Radius: 13.4

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.82 AU - 10.96 AU

Year: 10510 Days

Day: 7.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 99,371,036 km

• M1: 444,904 km (0.105 R)
• M2: 3,465,734 km (0.077 R)
• M3: 4,261,595 km (0.069 R)
• M4: 6,471,305 km (0.069 R)
• M5: 7,762,634 km (0.099 R)
• M6: 8,272,613 km (0.086 R)
• M7: 16,967,690 km (0.07 R)
• M8: 19,795,538 km (0.044 R)
• M9: 20,669,489 km (0.104 R)
• M10: 22,239,668 km (0.059 R)
• M11: 22,837,761 km (0.102 R)
• M12: 24,878,724 km (0.047 R)
• M13: 25,990,685 km (0.075 R)
• M14: 38,016,858 km (0.071 R)
• M15: 42,816,556 km (0.072 R)
• M16: 44,143,788 km (0.111 R)
• M17: 45,361,515 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.7

Radius: 3.1

Gravity: 25.36 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 11.15 AU - 18.31 AU

Year: 20649 Days

Day: 23.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 99,371,036 km

• M1: 65,673 km (0.117 R)
• M2: 333,454 km (0.111 R)
• M3: 440,416 km (0.047 R)
• M4: 616,642 km (0.119 R)
• M5: 789,877 km (0.094 R)
• M6: 1,074,412 km (0.093 R)
• M7: 1,299,258 km (0.062 R)
• M8: 1,465,910 km (0.077 R)
• M9: 1,600,099 km (0.109 R)
• M10: 2,240,079 km (0.114 R)
• M11: 3,278,138 km (0.073 R)
• M12: 3,640,763 km (0.065 R)
• M13: 4,000,696 km (0.045 R)
• M14: 4,116,036 km (0.108 R)
• M15: 4,233,620 km (0.088 R)
• M16: 4,987,144 km (0.097 R)
• M17: 5,154,694 km (0.076 R)
• M18: 6,395,309 km (0.074 R)
• M19: 6,713,803 km (0.089 R)
• M20: 9,965,013 km (0.096 R)
• M21: 11,985,931 km (0.06 R)
• M22: 14,738,083 km (0.087 R)
• M23: 18,118,397 km (0.119 R)
• M24: 18,355,210 km (0.042 R)
• M25: 19,487,965 km (0.056 R)
• M26: 20,495,207 km (0.116 R)
• M27: 24,677,964 km (0.113 R)
• M28: 27,587,792 km (0.083 R)
• M29: 33,480,901 km (0.115 R)
• M30: 35,658,747 km (0.089 R)
• M31: 42,615,646 km (0.1 R)
• M32: 45,750,619 km (0.072 R)
• M33: 46,043,083 km (0.097 R)
• M34: 46,483,948 km (0.095 R)
• M35: 53,601,964 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.5

Radius: 7.3

Gravity: 12.41 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 13.6 AU - 19.42 AU

Year: 24503 Days

Day: 24 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 99,371,036 km

• M1: 93,349 km (0.09 R)
• M2: 463,305 km (0.102 R)
• M3: 898,784 km (0.11 R)
• M4: 1,325,138 km (0.113 R)
• M5: 1,899,295 km (0.089 R)
• M6: 2,145,533 km (0.113 R)
• M7: 2,728,516 km (0.073 R)
• M8: 3,043,718 km (0.064 R)
• M9: 3,874,585 km (0.11 R)
• M10: 4,810,768 km (0.095 R)
• M11: 5,596,008 km (0.105 R)
• M12: 9,843,689 km (0.118 R)
• M13: 10,149,019 km (0.117 R)
• M14: 11,037,929 km (0.084 R)
• M15: 11,703,939 km (0.077 R)
• M16: 12,046,817 km (0.083 R)
• M17: 13,560,598 km (0.042 R)
• M18: 14,015,525 km (0.114 R)
• M19: 15,687,880 km (0.039 R)
• M20: 15,937,260 km (0.106 R)
• M21: 16,701,106 km (0.081 R)
• M22: 16,961,107 km (0.074 R)
• M23: 18,119,145 km (0.09 R)
• M24: 22,534,675 km (0.083 R)
• M25: 22,958,785 km (0.11 R)
• M26: 24,485,282 km (0.11 R)
• M27: 26,663,427 km (0.084 R)
• M28: 27,497,585 km (0.089 R)
• M29: 29,217,661 km (0.077 R)
• M30: 29,469,135 km (0.088 R)
• M31: 31,532,987 km (0.038 R)
• M32: 33,279,393 km (0.096 R)
• M33: 34,947,858 km (0.112 R)
• M34: 41,068,655 km (0.093 R)
• M35: 42,340,835 km (0.088 R)
• M36: 47,866,980 km (0.111 R)
• M37: 53,855,084 km (0.096 R)
• M38: 55,957,084 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.2

Radius: 5.5

Gravity: 31.44 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 13.66 AU - 20.1 AU

Year: 25331 Days

Day: 22.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 99,371,036 km

• M1: 74,799 km (0.081 R)
• M2: 609,761 km (0.086 R)
• M3: 1,734,438 km (0.096 R)
• M4: 2,201,931 km (0.082 R)
• M5: 2,465,373 km (0.059 R)
• M6: 3,113,431 km (0.06 R)
• M7: 4,436,474 km (0.069 R)
• M8: 5,057,754 km (0.078 R)
• M9: 7,268,961 km (0.059 R)
• M10: 10,247,305 km (0.043 R)
• M11: 11,050,496 km (0.058 R)
• M12: 12,555,899 km (0.082 R)
• M13: 13,474,879 km (0.116 R)
• M14: 14,685,574 km (0.087 R)
• M15: 15,020,225 km (0.079 R)
• M16: 18,074,116 km (0.103 R)
• M17: 18,458,582 km (0.119 R)
• M18: 19,045,455 km (0.117 R)
• M19: 21,091,654 km (0.09 R)
• M20: 21,410,746 km (0.051 R)
• M21: 21,949,598 km (0.117 R)
• M22: 22,167,712 km (0.096 R)
• M23: 22,497,575 km (0.11 R)
• M24: 23,964,831 km (0.107 R)
• M25: 25,135,883 km (0.104 R)
• M26: 25,374,641 km (0.078 R)
• M27: 29,403,162 km (0.079 R)
• M28: 29,668,250 km (0.085 R)
• M29: 29,934,983 km (0.066 R)
• M30: 31,292,284 km (0.054 R)
• M31: 34,422,021 km (0.114 R)
• M32: 35,459,931 km (0.109 R)
• M33: 36,671,524 km (0.103 R)
• M34: 44,004,962 km (0.079 R)
• M35: 48,657,605 km (0.098 R)
• M36: 49,775,999 km (0.092 R)
• M37: 58,506,082 km (0.089 R)
• M38: 59,346,822 km (0.025 R)
• M39: 63,230,382 km (0.113 R)
• M40: 75,146,900 km (0.098 R)
• M41: 84,671,348 km (0.115 R)
• M42: 87,103,959 km (0.038 R)
• M43: 96,421,662 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 18,876 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit