🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.66 AU - 0.82 AU

Year: 224 Days

Day: 33.9 Hours

Environment

Temp: 198 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.03 AU - 1.48 AU

Year: 491 Days

Day: 13 Hours

Environment

Temp: 29 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.97 AU - 1.59 AU

Year: 509 Days

Day: 32.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.64 AU - 2.18 AU

Year: 928 Days

Day: 14.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,583,124 km

• M1: 979,716 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.14 AU - 2.68 AU

Year: 1315 Days

Day: 20.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 108,583,124 km

• M1: 42,336 km (0.111 R)
• M2: 390,002 km (0.073 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.03 AU - 4.65 AU

Year: 2645 Days

Day: 25.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 175 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.8

Radius: 14.1

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.92 AU - 6.92 AU

Year: 5062 Days

Day: 11.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 108,583,124 km

• M1: 175,478 km (0.069 R)
• M2: 632,201 km (0.108 R)
• M3: 1,268,291 km (0.104 R)
• M4: 1,913,207 km (0.119 R)
• M5: 2,719,240 km (0.113 R)
• M6: 3,261,234 km (0.097 R)
• M7: 3,742,191 km (0.086 R)
• M8: 4,294,805 km (0.118 R)
• M9: 4,875,245 km (0.07 R)
• M10: 5,594,362 km (0.083 R)
• M11: 7,384,450 km (0.029 R)
• M12: 8,258,850 km (0.12 R)
• M13: 8,760,751 km (0.109 R)
• M14: 10,568,042 km (0.054 R)
• M15: 11,300,324 km (0.036 R)
• M16: 12,312,503 km (0.111 R)
• M17: 13,648,562 km (0.076 R)
• M18: 15,193,160 km (0.051 R)
• M19: 15,772,253 km (0.072 R)
• M20: 19,493,799 km (0.102 R)
• M21: 23,000,523 km (0.072 R)
• M22: 24,545,719 km (0.087 R)
• M23: 25,424,607 km (0.117 R)
• M24: 30,409,507 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.7

Radius: 14.8

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.16 AU - 13.54 AU

Year: 14337 Days

Day: 11.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 108,583,124 km

• M1: 263,741 km (0.079 R)
• M2: 843,732 km (0.029 R)
• M3: 1,662,032 km (0.06 R)
• M4: 3,569,405 km (0.062 R)
• M5: 4,244,690 km (0.112 R)
• M6: 6,328,738 km (0.04 R)
• M7: 12,415,875 km (0.107 R)
• M8: 13,972,292 km (0.08 R)
• M9: 15,958,652 km (0.097 R)
• M10: 19,282,268 km (0.067 R)
• M11: 20,776,302 km (0.107 R)
• M12: 24,806,618 km (0.111 R)
• M13: 27,267,054 km (0.11 R)
• M14: 30,072,912 km (0.084 R)
• M15: 30,732,190 km (0.117 R)
• M16: 31,208,958 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.8

Radius: 6.9

Gravity: 16.23 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 14.03 AU - 18.01 AU

Year: 22536 Days

Day: 22.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 176.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 108,583,124 km

• M1: 92,601 km (0.055 R)
• M2: 823,985 km (0.089 R)
• M3: 1,114,803 km (0.064 R)
• M4: 1,986,959 km (0.077 R)
• M5: 2,763,970 km (0.061 R)
• M6: 3,728,129 km (0.108 R)
• M7: 4,862,230 km (0.109 R)
• M8: 5,487,848 km (0.066 R)
• M9: 6,254,388 km (0.114 R)
• M10: 6,993,850 km (0.099 R)
• M11: 7,384,749 km (0.111 R)
• M12: 9,621,237 km (0.096 R)
• M13: 13,428,802 km (0.083 R)
• M14: 15,540,227 km (0.113 R)
• M15: 17,416,633 km (0.095 R)
• M16: 21,921,773 km (0.11 R)
• M17: 24,274,798 km (0.113 R)
• M18: 25,284,135 km (0.1 R)
• M19: 25,972,285 km (0.031 R)
• M20: 27,266,456 km (0.073 R)
• M21: 27,747,413 km (0.107 R)
• M22: 33,145,652 km (0.066 R)
• M23: 36,962,044 km (0.119 R)
• M24: 37,848,261 km (0.086 R)
• M25: 43,139,239 km (0.11 R)
• M26: 44,951,168 km (0.08 R)
• M27: 50,871,803 km (0.091 R)
• M28: 56,315,370 km (0.092 R)
• M29: 58,080,625 km (0.067 R)
• M30: 60,084,938 km (0.066 R)
• M31: 60,491,245 km (0.075 R)
• M32: 64,868,778 km (0.114 R)
• M33: 68,785,251 km (0.101 R)
• M34: 69,007,254 km (0.038 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.1

Radius: 3.8

Gravity: 52.43 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 20.22 AU - 20.62 AU

Year: 32431 Days

Day: 15.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 108,583,124 km

• M1: 48,619 km (0.066 R)
• M2: 955,182 km (0.083 R)
• M3: 1,283,550 km (0.088 R)
• M4: 2,279,872 km (0.054 R)
• M5: 3,066,457 km (0.086 R)
• M6: 5,909,265 km (0.102 R)
• M7: 6,289,394 km (0.103 R)
• M8: 7,204,035 km (0.073 R)
• M9: 8,088,458 km (0.086 R)
• M10: 9,229,889 km (0.069 R)
• M11: 9,611,514 km (0.032 R)
• M12: 10,542,910 km (0.117 R)
• M13: 13,291,172 km (0.086 R)
• M14: 13,695,835 km (0.092 R)
• M15: 13,859,944 km (0.11 R)
• M16: 14,872,272 km (0.065 R)
• M17: 17,137,782 km (0.087 R)
• M18: 19,519,231 km (0.118 R)
• M19: 20,788,719 km (0.079 R)
• M20: 22,338,253 km (0.07 R)
• M21: 24,925,997 km (0.042 R)
• M22: 28,101,062 km (0.073 R)
• M23: 35,857,562 km (0.111 R)
• M24: 40,727,123 km (0.084 R)
• M25: 41,407,943 km (0.093 R)
• M26: 43,319,205 km (0.105 R)
• M27: 46,757,712 km (0.09 R)
• M28: 50,764,841 km (0.105 R)
• M29: 53,763,081 km (0.095 R)
• M30: 56,877,410 km (0.095 R)
• M31: 57,727,724 km (0.065 R)
• M32: 67,410,147 km (0.057 R)
• M33: 67,647,260 km (0.064 R)
• M34: 73,007,351 km (0.102 R)
• M35: 75,790,470 km (0.056 R)
• M36: 85,392,260 km (0.107 R)
• M37: 93,692,099 km (0.068 R)
• M38: 96,373,192 km (0.118 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 20,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit