🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.75 AU - 0.77 AU

Year: 248 Days

Day: 17.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.7 AU - 1.16 AU

Year: 336 Days

Day: 44 Hours

Environment

Temp: 24 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.44 AU - 1.94 AU

Year: 823 Days

Day: 21.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.5

Radius: 9.9

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.52 AU - 5.38 AU

Year: 3518 Days

Day: 11.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,468,157 km

• M1: 123,418 km (0.115 R)
• M2: 437,275 km (0.102 R)
• M3: 756,217 km (0.105 R)
• M4: 1,146,368 km (0.072 R)
• M5: 1,577,210 km (0.035 R)
• M6: 1,949,559 km (0.12 R)
• M7: 3,317,782 km (0.086 R)
• M8: 4,342,527 km (0.117 R)
• M9: 4,928,203 km (0.109 R)
• M10: 5,565,639 km (0.118 R)
• M11: 6,049,887 km (0.119 R)
• M12: 6,500,177 km (0.075 R)
• M13: 7,672,725 km (0.083 R)
• M14: 8,237,008 km (0.085 R)
• M15: 9,448,452 km (0.096 R)
• M16: 10,948,919 km (0.113 R)
• M17: 15,166,232 km (0.099 R)
• M18: 16,744,639 km (0.074 R)
• M19: 20,092,789 km (0.095 R)
• M20: 23,642,148 km (0.083 R)
• M21: 24,159,757 km (0.086 R)
• M22: 26,070,720 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.5

Radius: 14.6

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.8 AU - 6.26 AU

Year: 4873 Days

Day: 5.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,468,157 km

• M1: 182,809 km (0.108 R)
• M2: 702,811 km (0.059 R)
• M3: 1,184,217 km (0.093 R)
• M4: 1,921,734 km (0.108 R)
• M5: 2,435,304 km (0.107 R)
• M6: 3,352,488 km (0.112 R)
• M7: 4,194,724 km (0.096 R)
• M8: 5,355,753 km (0.098 R)
• M9: 6,629,878 km (0.091 R)
• M10: 8,063,026 km (0.105 R)
• M11: 10,053,276 km (0.108 R)
• M12: 11,804,170 km (0.115 R)
• M13: 13,111,655 km (0.08 R)
• M14: 14,154,203 km (0.11 R)
• M15: 14,774,286 km (0.083 R)
• M16: 20,934,277 km (0.088 R)
• M17: 23,557,177 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.8

Radius: 12.5

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.72 AU - 6.86 AU

Year: 6630 Days

Day: 5.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,468,157 km

• M1: 157,227 km (0.081 R)
• M2: 554,709 km (0.05 R)
• M3: 1,011,581 km (0.072 R)
• M4: 1,460,524 km (0.084 R)
• M5: 1,939,088 km (0.119 R)
• M6: 2,487,065 km (0.064 R)
• M7: 3,995,161 km (0.038 R)
• M8: 5,476,628 km (0.111 R)
• M9: 6,044,053 km (0.085 R)
• M10: 8,842,431 km (0.11 R)
• M11: 10,312,080 km (0.082 R)
• M12: 11,835,735 km (0.034 R)
• M13: 13,787,688 km (0.03 R)
• M14: 14,249,048 km (0.101 R)
• M15: 15,757,892 km (0.069 R)
• M16: 16,326,364 km (0.119 R)
• M17: 17,706,105 km (0.087 R)
• M18: 19,233,499 km (0.052 R)
• M19: 22,390,463 km (0.116 R)
• M20: 23,028,797 km (0.118 R)
• M21: 23,843,657 km (0.077 R)
• M22: 25,187,345 km (0.067 R)
• M23: 26,227,798 km (0.032 R)
• M24: 26,758,721 km (0.119 R)
• M25: 35,715,444 km (0.104 R)
• M26: 36,477,346 km (0.113 R)
• M27: 37,028,315 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320

Radius: 7.8

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 15.11 AU - 21.13 AU

Year: 28905 Days

Day: 15.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,468,157 km

• M1: 96,939 km (0.088 R)
• M2: 346,319 km (0.115 R)
• M3: 597,793 km (0.117 R)
• M4: 967,001 km (0.104 R)
• M5: 3,642,858 km (0.107 R)
• M6: 4,920,723 km (0.025 R)
• M7: 5,291,725 km (0.076 R)
• M8: 6,343,847 km (0.066 R)
• M9: 8,537,102 km (0.074 R)
• M10: 10,756,087 km (0.057 R)
• M11: 15,576,729 km (0.12 R)
• M12: 18,234,484 km (0.08 R)
• M13: 18,675,349 km (0.117 R)
• M14: 19,123,395 km (0.097 R)
• M15: 20,795,750 km (0.054 R)
• M16: 22,062,694 km (0.111 R)
• M17: 23,796,084 km (0.118 R)
• M18: 30,887,472 km (0.065 R)
• M19: 41,049,057 km (0.076 R)
• M20: 42,419,075 km (0.045 R)
• M21: 43,037,662 km (0.099 R)
• M22: 47,371,512 km (0.044 R)
• M23: 51,635,650 km (0.058 R)
• M24: 69,740,732 km (0.119 R)
• M25: 72,787,293 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 16,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit