🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.18 AU - 1.26 AU

Year: 471 Days

Day: 18.2 Hours

Environment

Temp: 37 °C

Axial Tilt: 59.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.64 AU - 1.68 AU

Year: 748 Days

Day: 45.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.64 AU - 2.24 AU

Year: 945 Days

Day: 20.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.69 AU - 4.95 AU

Year: 3702 Days

Day: 34.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.92 AU - 5.36 AU

Year: 4077 Days

Day: 44.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.5

Radius: 8.2

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.57 AU - 6.83 AU

Year: 4761 Days

Day: 13.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,814,995 km

• M1: 102,475 km (0.113 R)
• M2: 389,104 km (0.117 R)
• M3: 1,617,303 km (0.117 R)
• M4: 2,642,497 km (0.117 R)
• M5: 4,687,799 km (0.116 R)
• M6: 5,149,458 km (0.119 R)
• M7: 5,726,158 km (0.1 R)
• M8: 6,314,526 km (0.038 R)
• M9: 7,962,047 km (0.106 R)
• M10: 8,695,077 km (0.036 R)
• M11: 11,075,478 km (0.112 R)
• M12: 14,223,915 km (0.089 R)
• M13: 18,923,682 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 10.8

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.96 AU - 9.18 AU

Year: 7287 Days

Day: 9.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,814,995 km

• M1: 134,339 km (0.09 R)
• M2: 776,712 km (0.099 R)
• M3: 2,003,415 km (0.114 R)
• M4: 6,714,401 km (0.102 R)
• M5: 7,844,763 km (0.104 R)
• M6: 8,545,330 km (0.118 R)
• M7: 12,224,540 km (0.12 R)
• M8: 13,311,518 km (0.109 R)
• M9: 14,824,850 km (0.119 R)
• M10: 16,115,580 km (0.052 R)
• M11: 19,922,248 km (0.047 R)
• M12: 20,307,313 km (0.104 R)
• M13: 21,225,245 km (0.096 R)
• M14: 23,143,539 km (0.089 R)
• M15: 23,497,786 km (0.071 R)
• M16: 24,363,060 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659

Radius: 14

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.19 AU - 8.81 AU

Year: 8670 Days

Day: 6.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,814,995 km

• M1: 175,329 km (0.049 R)
• M2: 851,661 km (0.1 R)
• M3: 1,296,714 km (0.083 R)
• M4: 3,628,646 km (0.102 R)
• M5: 4,317,694 km (0.113 R)
• M6: 4,912,794 km (0.111 R)
• M7: 5,402,727 km (0.09 R)
• M8: 6,164,330 km (0.105 R)
• M9: 9,019,256 km (0.097 R)
• M10: 11,459,496 km (0.056 R)
• M11: 12,325,817 km (0.08 R)
• M12: 15,445,531 km (0.114 R)
• M13: 16,301,082 km (0.094 R)
• M14: 17,049,520 km (0.091 R)
• M15: 18,615,061 km (0.099 R)
• M16: 22,112,809 km (0.117 R)
• M17: 23,199,787 km (0.067 R)
• M18: 23,713,357 km (0.042 R)
• M19: 24,852,096 km (0.085 R)
• M20: 25,480,257 km (0.041 R)
• M21: 27,049,988 km (0.101 R)
• M22: 27,810,543 km (0.093 R)
• M23: 32,251,506 km (0.078 R)
• M24: 33,867,612 km (0.114 R)
• M25: 36,564,861 km (0.102 R)
• M26: 42,002,893 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.9

Radius: 10.9

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 10.25 AU - 15.87 AU

Year: 16512 Days

Day: 11.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,814,995 km

• M1: 142,118 km (0.103 R)
• M2: 522,994 km (0.096 R)
• M3: 1,662,780 km (0.073 R)
• M4: 7,643,105 km (0.108 R)
• M5: 8,835,549 km (0.032 R)
• M6: 11,319,622 km (0.106 R)
• M7: 12,980,757 km (0.041 R)
• M8: 15,440,894 km (0.102 R)
• M9: 16,101,518 km (0.063 R)
• M10: 18,415,797 km (0.046 R)
• M11: 20,784,081 km (0.107 R)
• M12: 21,508,135 km (0.033 R)
• M13: 24,043,220 km (0.11 R)
• M14: 30,928,163 km (0.098 R)
• M15: 32,297,283 km (0.065 R)
• M16: 33,268,622 km (0.099 R)
• M17: 34,593,760 km (0.058 R)
• M18: 38,299,299 km (0.084 R)
• M19: 43,423,026 km (0.115 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 13,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit