🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.17 AU - 1.33 AU

Year: 518 Days

Day: 43.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 113.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.02 AU - 2.24 AU

Year: 1153 Days

Day: 27.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.01 AU - 4.67 AU

Year: 2791 Days

Day: 47.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.9

Radius: 11.1

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.12 AU - 6 AU

Year: 4221 Days

Day: 6.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 90.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,966,187 km

• M1: 150,346 km (0.051 R)
• M2: 500,106 km (0.082 R)
• M3: 881,580 km (0.077 R)
• M4: 1,515,726 km (0.094 R)
• M5: 1,888,673 km (0.113 R)
• M6: 2,296,028 km (0.06 R)
• M7: 3,018,586 km (0.114 R)
• M8: 4,066,818 km (0.099 R)
• M9: 4,641,424 km (0.059 R)
• M10: 5,367,272 km (0.05 R)
• M11: 6,638,555 km (0.106 R)
• M12: 8,330,657 km (0.078 R)
• M13: 9,878,546 km (0.058 R)
• M14: 10,486,362 km (0.059 R)
• M15: 10,839,114 km (0.102 R)
• M16: 12,072,698 km (0.12 R)
• M17: 13,397,537 km (0.089 R)
• M18: 14,429,163 km (0.119 R)
• M19: 16,074,590 km (0.12 R)
• M20: 16,597,136 km (0.09 R)
• M21: 16,969,634 km (0.115 R)
• M22: 17,841,940 km (0.097 R)
• M23: 19,381,302 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.4

Radius: 10.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.46 AU - 5.96 AU

Year: 5060 Days

Day: 5.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,966,187 km

• M1: 131,796 km (0.115 R)
• M2: 471,233 km (0.101 R)
• M3: 1,005,148 km (0.11 R)
• M4: 1,695,393 km (0.105 R)
• M5: 2,452,507 km (0.082 R)
• M6: 2,899,955 km (0.076 R)
• M7: 3,304,467 km (0.045 R)
• M8: 4,227,935 km (0.113 R)
• M9: 4,849,664 km (0.061 R)
• M10: 5,209,147 km (0.117 R)
• M11: 5,781,958 km (0.076 R)
• M12: 6,426,575 km (0.074 R)
• M13: 7,686,339 km (0.108 R)
• M14: 8,539,495 km (0.114 R)
• M15: 9,142,524 km (0.104 R)
• M16: 10,058,811 km (0.117 R)
• M17: 10,391,517 km (0.052 R)
• M18: 14,501,718 km (0.096 R)
• M19: 15,914,221 km (0.108 R)
• M20: 16,309,758 km (0.043 R)
• M21: 16,944,502 km (0.109 R)
• M22: 19,456,400 km (0.077 R)
• M23: 20,170,431 km (0.102 R)
• M24: 21,650,851 km (0.09 R)
• M25: 22,347,229 km (0.082 R)
• M26: 23,858,018 km (0.113 R)
• M27: 25,359,382 km (0.099 R)

Asteroid Belt

Center: 10.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.6

Radius: 7.5

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 15.87 AU - 15.97 AU

Year: 23557 Days

Day: 23 Hours

Environment

Temp: -200 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,966,187 km

• M1: 95,443 km (0.106 R)
• M2: 492,775 km (0.067 R)
• M3: 2,095,717 km (0.12 R)
• M4: 3,364,307 km (0.102 R)
• M5: 5,847,332 km (0.074 R)
• M6: 6,297,472 km (0.057 R)
• M7: 6,770,500 km (0.106 R)
• M8: 10,388,076 km (0.052 R)
• M9: 11,620,015 km (0.08 R)
• M10: 13,261,402 km (0.102 R)
• M11: 15,825,360 km (0.071 R)
• M12: 18,782,162 km (0.093 R)
• M13: 20,179,257 km (0.046 R)
• M14: 23,643,495 km (0.104 R)
• M15: 29,607,214 km (0.032 R)
• M16: 31,495,289 km (0.047 R)
• M17: 36,127,138 km (0.071 R)
• M18: 39,455,242 km (0.094 R)
• M19: 39,719,431 km (0.04 R)
• M20: 52,707,668 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.5

Radius: 6

Gravity: 13.79 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 17.11 AU - 20.05 AU

Year: 29701 Days

Day: 17.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,966,187 km

• M1: 74,799 km (0.11 R)
• M2: 559,197 km (0.112 R)
• M3: 874,549 km (0.12 R)
• M4: 4,119,177 km (0.107 R)
• M5: 4,397,130 km (0.102 R)
• M6: 4,762,299 km (0.079 R)
• M7: 6,898,407 km (0.101 R)
• M8: 7,341,216 km (0.068 R)
• M9: 7,595,233 km (0.071 R)
• M10: 10,215,739 km (0.094 R)
• M11: 11,252,901 km (0.101 R)
• M12: 13,458,872 km (0.09 R)
• M13: 14,783,411 km (0.087 R)
• M14: 20,053,445 km (0.089 R)
• M15: 22,195,986 km (0.044 R)
• M16: 22,514,031 km (0.08 R)
• M17: 24,261,783 km (0.104 R)
• M18: 32,430,574 km (0.093 R)
• M19: 33,115,134 km (0.065 R)
• M20: 39,095,908 km (0.05 R)
• M21: 44,068,242 km (0.074 R)
• M22: 47,490,442 km (0.051 R)
• M23: 48,195,497 km (0.062 R)
• M24: 63,163,811 km (0.107 R)
• M25: 77,254,734 km (0.063 R)
• M26: 79,459,807 km (0.106 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 11,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit