🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.64 AU - 0.8 AU

Year: 221 Days

Day: 31.1 Hours

Environment

Temp: 208 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.73 AU - 0.73 AU

Year: 226 Days

Day: 27 Hours

Environment

Temp: 160 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.91 AU - 1.33 AU

Year: 429 Days

Day: 33.5 Hours

Environment

Temp: 22 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.1 AU - 1.3 AU

Year: 475 Days

Day: 21.5 Hours

Environment

Temp: -0 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.51 AU - 1.71 AU

Year: 739 Days

Day: 25.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.31 AU - 2.03 AU

Year: 780 Days

Day: 23.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,418,182 km

• M1: 222,901 km (0.058 R)

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.8

Radius: 11.8

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.8 AU - 12.58 AU

Year: 11764 Days

Day: 10.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,418,182 km

• M1: 146,756 km (0.086 R)
• M2: 928,704 km (0.096 R)
• M3: 2,653,567 km (0.068 R)
• M4: 5,797,516 km (0.119 R)
• M5: 6,220,279 km (0.086 R)
• M6: 8,208,734 km (0.064 R)
• M7: 10,903,590 km (0.102 R)
• M8: 11,882,559 km (0.074 R)
• M9: 12,860,181 km (0.114 R)
• M10: 13,581,841 km (0.061 R)
• M11: 14,330,429 km (0.037 R)
• M12: 17,168,450 km (0.103 R)
• M13: 25,675,931 km (0.108 R)
• M14: 34,640,285 km (0.077 R)
• M15: 35,101,644 km (0.102 R)
• M16: 38,570,819 km (0.081 R)
• M17: 39,441,329 km (0.093 R)
• M18: 43,991,049 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.8

Radius: 8.3

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 12.39 AU - 12.41 AU

Year: 15791 Days

Day: 13.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 134.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,418,182 km

• M1: 103,223 km (0.106 R)
• M2: 741,706 km (0.029 R)
• M3: 1,006,494 km (0.056 R)
• M4: 1,771,388 km (0.039 R)
• M5: 2,138,202 km (0.101 R)
• M6: 2,467,617 km (0.095 R)
• M7: 3,100,865 km (0.103 R)
• M8: 5,393,452 km (0.047 R)
• M9: 7,467,178 km (0.108 R)
• M10: 9,524,597 km (0.025 R)
• M11: 10,771,645 km (0.102 R)
• M12: 12,124,159 km (0.112 R)
• M13: 12,511,917 km (0.103 R)
• M14: 13,380,482 km (0.047 R)
• M15: 16,619,276 km (0.094 R)
• M16: 17,097,840 km (0.112 R)
• M17: 20,618,626 km (0.117 R)
• M18: 20,893,886 km (0.055 R)
• M19: 21,264,589 km (0.09 R)
• M20: 24,492,313 km (0.088 R)
• M21: 26,169,006 km (0.111 R)
• M22: 27,254,937 km (0.12 R)
• M23: 28,032,696 km (0.063 R)
• M24: 30,336,653 km (0.064 R)
• M25: 31,051,731 km (0.094 R)
• M26: 34,280,801 km (0.071 R)
• M27: 36,242,179 km (0.098 R)
• M28: 42,129,752 km (0.103 R)
• M29: 48,624,394 km (0.031 R)
• M30: 56,111,768 km (0.112 R)
• M31: 58,279,590 km (0.051 R)
• M32: 62,781,738 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.8

Radius: 4.2

Gravity: 31.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 15.54 AU - 20.76 AU

Year: 27964 Days

Day: 21.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,418,182 km

• M1: 53,556 km (0.046 R)
• M2: 350,508 km (0.105 R)
• M3: 501,901 km (0.112 R)
• M4: 1,199,027 km (0.086 R)
• M5: 2,055,026 km (0.047 R)
• M6: 2,229,756 km (0.113 R)
• M7: 3,587,058 km (0.028 R)
• M8: 3,972,272 km (0.119 R)
• M9: 5,253,728 km (0.112 R)
• M10: 6,009,795 km (0.106 R)
• M11: 7,426,637 km (0.12 R)
• M12: 8,541,739 km (0.103 R)
• M13: 11,774,100 km (0.113 R)
• M14: 15,737,546 km (0.068 R)
• M15: 16,245,282 km (0.12 R)
• M16: 21,112,299 km (0.061 R)
• M17: 21,729,689 km (0.077 R)
• M18: 22,892,663 km (0.066 R)
• M19: 25,805,034 km (0.113 R)
• M20: 27,960,141 km (0.057 R)
• M21: 28,454,712 km (0.084 R)
• M22: 30,232,084 km (0.113 R)
• M23: 30,622,235 km (0.081 R)
• M24: 41,664,653 km (0.081 R)
• M25: 41,986,438 km (0.09 R)
• M26: 42,634,944 km (0.084 R)
• M27: 43,290,033 km (0.112 R)
• M28: 47,537,267 km (0.078 R)
• M29: 49,490,865 km (0.114 R)
• M30: 61,511,353 km (0.057 R)
• M31: 64,470,998 km (0.045 R)
• M32: 68,413,949 km (0.119 R)
• M33: 69,311,536 km (0.057 R)
• M34: 69,537,129 km (0.12 R)
• M35: 69,989,813 km (0.062 R)
• M36: 70,444,441 km (0.115 R)
• M37: 77,502,169 km (0.12 R)
• M38: 78,232,805 km (0.083 R)
• M39: 81,452,001 km (0.115 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 19,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit