🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.49 AU - 0.65 AU

Year: 160 Days

Day: 27.3 Hours

Environment

Temp: 231 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.59 AU - 1.81 AU

Year: 822 Days

Day: 31.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,309,242 km

• M1: 75,098 km (0.063 R)
• M2: 370,554 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.27 AU - 3.73 AU

Year: 1927 Days

Day: 40.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 115 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.89 AU - 4.59 AU

Year: 2682 Days

Day: 46 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.22 AU - 4.58 AU

Year: 3423 Days

Day: 12.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.9

Radius: 15

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.69 AU - 10.55 AU

Year: 9386 Days

Day: 11.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,309,242 km

• M1: 189,391 km (0.083 R)
• M2: 822,938 km (0.101 R)
• M3: 1,289,982 km (0.116 R)
• M4: 1,854,864 km (0.065 R)
• M5: 3,996,058 km (0.106 R)
• M6: 4,921,471 km (0.09 R)
• M7: 6,422,835 km (0.097 R)
• M8: 9,280,154 km (0.098 R)
• M9: 12,425,300 km (0.1 R)
• M10: 13,188,997 km (0.073 R)
• M11: 13,832,418 km (0.119 R)
• M12: 16,055,591 km (0.069 R)
• M13: 22,500,866 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.5

Radius: 10.9

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.75 AU - 10.39 AU

Year: 10130 Days

Day: 5.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,309,242 km

• M1: 135,536 km (0.1 R)
• M2: 696,827 km (0.076 R)
• M3: 2,905,639 km (0.114 R)
• M4: 3,429,980 km (0.095 R)
• M5: 4,016,852 km (0.045 R)
• M6: 5,367,123 km (0.083 R)
• M7: 6,739,384 km (0.117 R)
• M8: 7,599,721 km (0.093 R)
• M9: 7,976,558 km (0.111 R)
• M10: 9,610,466 km (0.068 R)
• M11: 12,637,579 km (0.116 R)
• M12: 13,438,078 km (0.119 R)
• M13: 16,197,410 km (0.066 R)
• M14: 16,928,944 km (0.115 R)
• M15: 17,356,794 km (0.091 R)
• M16: 19,430,220 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.1

Radius: 5.2

Gravity: 30.14 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 10.83 AU - 15.37 AU

Year: 17584 Days

Day: 22.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,309,242 km

• M1: 64,626 km (0.065 R)
• M2: 299,495 km (0.094 R)
• M3: 525,238 km (0.036 R)
• M4: 720,463 km (0.117 R)
• M5: 1,073,963 km (0.104 R)
• M6: 1,536,071 km (0.053 R)
• M7: 1,982,022 km (0.087 R)
• M8: 2,532,991 km (0.048 R)
• M9: 2,996,296 km (0.03 R)
• M10: 3,344,410 km (0.104 R)
• M11: 3,514,054 km (0.11 R)
• M12: 4,057,842 km (0.056 R)
• M13: 4,690,641 km (0.066 R)
• M14: 5,122,979 km (0.04 R)
• M15: 9,699,776 km (0.114 R)
• M16: 9,987,752 km (0.038 R)
• M17: 10,641,046 km (0.082 R)
• M18: 11,449,623 km (0.113 R)
• M19: 12,567,568 km (0.072 R)
• M20: 16,114,084 km (0.108 R)
• M21: 21,611,058 km (0.104 R)
• M22: 25,641,524 km (0.104 R)
• M23: 26,081,192 km (0.093 R)
• M24: 32,263,623 km (0.052 R)
• M25: 32,905,099 km (0.047 R)
• M26: 33,948,843 km (0.096 R)
• M27: 40,531,150 km (0.092 R)
• M28: 42,338,292 km (0.109 R)
• M29: 43,884,685 km (0.112 R)
• M30: 45,628,847 km (0.112 R)
• M31: 46,274,361 km (0.11 R)
• M32: 53,602,862 km (0.064 R)
• M33: 55,228,841 km (0.093 R)
• M34: 60,303,350 km (0.106 R)
• M35: 63,452,386 km (0.034 R)
• M36: 70,719,701 km (0.105 R)
• M37: 72,018,809 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.6

Radius: 5

Gravity: 22.18 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 14.85 AU - 22.31 AU

Year: 29701 Days

Day: 19.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 92,309,242 km

• M1: 62,382 km (0.118 R)
• M2: 1,274,723 km (0.067 R)
• M3: 1,556,117 km (0.071 R)
• M4: 2,528,054 km (0.036 R)
• M5: 3,000,784 km (0.096 R)
• M6: 3,561,327 km (0.102 R)
• M7: 3,983,492 km (0.086 R)
• M8: 4,438,120 km (0.043 R)
• M9: 6,235,688 km (0.034 R)
• M10: 9,217,922 km (0.104 R)
• M11: 9,578,602 km (0.085 R)
• M12: 9,948,408 km (0.113 R)
• M13: 18,815,822 km (0.073 R)
• M14: 20,489,822 km (0.029 R)
• M15: 24,815,444 km (0.059 R)
• M16: 40,877,020 km (0.084 R)
• M17: 48,004,610 km (0.094 R)
• M18: 52,617,461 km (0.035 R)
• M19: 53,959,952 km (0.108 R)
• M20: 54,347,710 km (0.093 R)
• M21: 55,522,203 km (0.072 R)
• M22: 61,226,968 km (0.112 R)
• M23: 62,498,400 km (0.069 R)
• M24: 66,417,565 km (0.107 R)
• M25: 69,806,256 km (0.085 R)
• M26: 73,546,053 km (0.079 R)
• M27: 90,112,970 km (0.071 R)
• M28: 90,385,537 km (0.097 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 10,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit