🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.63 AU - 0.95 AU

Year: 258 Days

Day: 41.2 Hours

Environment

Temp: 145 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.01 AU - 1.39 AU

Year: 483 Days

Day: 26.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.27 AU - 2.01 AU

Year: 771 Days

Day: 14 Hours

Environment

Temp: -58 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.18 AU - 3.66 AU

Year: 2322 Days

Day: 44.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.42 AU - 4.22 AU

Year: 2741 Days

Day: 23.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.25 AU - 4.35 AU

Year: 3273 Days

Day: 40.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.5

Radius: 14.4

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.54 AU - 5.88 AU

Year: 5009 Days

Day: 8.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,938,386 km

• M1: 179,069 km (0.054 R)
• M2: 654,341 km (0.106 R)
• M3: 1,344,137 km (0.1 R)
• M4: 3,554,146 km (0.112 R)
• M5: 4,051,709 km (0.098 R)
• M6: 5,924,524 km (0.077 R)
• M7: 6,463,825 km (0.07 R)
• M8: 9,756,773 km (0.092 R)
• M9: 10,285,452 km (0.104 R)
• M10: 13,116,442 km (0.071 R)
• M11: 13,980,968 km (0.096 R)
• M12: 14,540,464 km (0.105 R)
• M13: 18,217,430 km (0.044 R)
• M14: 20,058,531 km (0.088 R)
• M15: 20,627,153 km (0.09 R)
• M16: 21,279,699 km (0.103 R)
• M17: 24,348,250 km (0.108 R)
• M18: 26,494,082 km (0.036 R)
• M19: 30,130,208 km (0.054 R)
• M20: 31,065,195 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 12.1

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.7 AU - 7.12 AU

Year: 6668 Days

Day: 14.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,938,386 km

• M1: 150,495 km (0.097 R)
• M2: 764,595 km (0.119 R)
• M3: 1,274,125 km (0.095 R)
• M4: 1,700,629 km (0.113 R)
• M5: 2,271,494 km (0.044 R)
• M6: 3,778,543 km (0.044 R)
• M7: 4,312,159 km (0.096 R)
• M8: 5,294,269 km (0.117 R)
• M9: 5,901,187 km (0.098 R)
• M10: 6,353,272 km (0.079 R)
• M11: 6,968,568 km (0.078 R)
• M12: 7,774,153 km (0.115 R)
• M13: 8,239,252 km (0.118 R)
• M14: 13,193,335 km (0.114 R)
• M15: 16,165,995 km (0.102 R)
• M16: 16,989,830 km (0.09 R)
• M17: 17,510,580 km (0.056 R)
• M18: 19,629,933 km (0.047 R)
• M19: 21,762,451 km (0.047 R)
• M20: 22,145,272 km (0.043 R)
• M21: 22,845,540 km (0.109 R)
• M22: 26,832,323 km (0.059 R)
• M23: 27,450,012 km (0.093 R)

Asteroid Belt

Center: 10.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.6

Radius: 6.4

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 12.47 AU - 15.27 AU

Year: 18962 Days

Day: 24.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,938,386 km

• M1: 79,586 km (0.093 R)
• M2: 1,754,035 km (0.091 R)
• M3: 2,376,512 km (0.102 R)
• M4: 2,819,321 km (0.096 R)
• M5: 3,028,310 km (0.102 R)
• M6: 4,234,218 km (0.11 R)
• M7: 6,382,144 km (0.102 R)
• M8: 8,037,295 km (0.06 R)
• M9: 8,502,844 km (0.051 R)
• M10: 10,596,167 km (0.113 R)
• M11: 11,628,242 km (0.115 R)
• M12: 11,896,322 km (0.047 R)
• M13: 12,556,796 km (0.077 R)
• M14: 18,673,105 km (0.08 R)
• M15: 20,796,049 km (0.113 R)
• M16: 21,191,436 km (0.062 R)
• M17: 23,159,246 km (0.08 R)
• M18: 23,841,263 km (0.088 R)
• M19: 37,578,387 km (0.111 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 15,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit