🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.14 AU - 1.28 AU

Year: 504 Days

Day: 24.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.75 AU - 2.83 AU

Year: 1765 Days

Day: 13.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.68 AU - 3.26 AU

Year: 1939 Days

Day: 47.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.5

Radius: 12.8

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.95 AU - 5.65 AU

Year: 4621 Days

Day: 6.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,188,711 km

• M1: 159,471 km (0.102 R)
• M2: 630,256 km (0.108 R)
• M3: 1,304,942 km (0.119 R)
• M4: 1,767,349 km (0.096 R)
• M5: 2,962,935 km (0.112 R)
• M6: 3,673,675 km (0.109 R)
• M7: 4,762,448 km (0.102 R)
• M8: 5,656,146 km (0.108 R)
• M9: 6,847,394 km (0.055 R)
• M10: 7,301,722 km (0.038 R)
• M11: 7,880,666 km (0.11 R)
• M12: 9,169,153 km (0.079 R)
• M13: 10,508,502 km (0.106 R)
• M14: 12,349,304 km (0.1 R)
• M15: 13,522,002 km (0.101 R)
• M16: 14,291,683 km (0.05 R)
• M17: 15,090,536 km (0.053 R)
• M18: 17,908,511 km (0.119 R)
• M19: 18,648,871 km (0.12 R)
• M20: 19,797,483 km (0.117 R)
• M21: 24,265,523 km (0.095 R)
• M22: 25,711,386 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.1

Radius: 12.8

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.66 AU - 7.02 AU

Year: 6775 Days

Day: 11.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,188,711 km

• M1: 159,172 km (0.08 R)
• M2: 592,108 km (0.073 R)
• M3: 1,470,697 km (0.103 R)
• M4: 2,168,870 km (0.039 R)
• M5: 2,669,275 km (0.114 R)
• M6: 3,715,562 km (0.086 R)
• M7: 4,359,282 km (0.081 R)
• M8: 4,763,795 km (0.119 R)
• M9: 5,342,290 km (0.063 R)
• M10: 5,967,459 km (0.067 R)
• M11: 6,675,805 km (0.071 R)
• M12: 7,401,953 km (0.071 R)
• M13: 9,012,075 km (0.048 R)
• M14: 9,762,907 km (0.115 R)
• M15: 10,177,143 km (0.092 R)
• M16: 10,651,069 km (0.09 R)
• M17: 11,239,288 km (0.083 R)
• M18: 13,079,491 km (0.077 R)
• M19: 13,869,219 km (0.114 R)
• M20: 15,174,011 km (0.117 R)
• M21: 18,233,736 km (0.079 R)
• M22: 19,363,051 km (0.106 R)
• M23: 20,314,493 km (0.046 R)
• M24: 25,632,548 km (0.116 R)
• M25: 28,423,745 km (0.101 R)
• M26: 29,844,626 km (0.104 R)
• M27: 31,212,997 km (0.113 R)
• M28: 32,725,133 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.5

Radius: 12.3

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.94 AU - 11.2 AU

Year: 12103 Days

Day: 12.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,188,711 km

• M1: 154,086 km (0.048 R)
• M2: 727,644 km (0.103 R)
• M3: 1,491,790 km (0.106 R)
• M4: 2,201,033 km (0.119 R)
• M5: 2,697,848 km (0.042 R)
• M6: 3,649,739 km (0.115 R)
• M7: 4,060,086 km (0.111 R)
• M8: 4,471,032 km (0.097 R)
• M9: 4,877,639 km (0.1 R)
• M10: 5,911,360 km (0.109 R)
• M11: 6,480,430 km (0.115 R)
• M12: 9,082,087 km (0.114 R)
• M13: 9,481,812 km (0.101 R)
• M14: 10,478,583 km (0.087 R)
• M15: 12,496,209 km (0.12 R)
• M16: 12,991,528 km (0.12 R)
• M17: 15,525,716 km (0.115 R)
• M18: 16,243,935 km (0.025 R)
• M19: 16,685,399 km (0.095 R)
• M20: 17,746,945 km (0.049 R)
• M21: 18,136,647 km (0.095 R)
• M22: 24,983,892 km (0.094 R)
• M23: 27,085,442 km (0.12 R)
• M24: 32,096,223 km (0.077 R)
• M25: 34,697,730 km (0.074 R)
• M26: 38,990,142 km (0.108 R)
• M27: 41,811,258 km (0.087 R)
• M28: 45,926,846 km (0.075 R)
• M29: 49,994,412 km (0.102 R)
• M30: 50,460,708 km (0.094 R)
• M31: 53,319,673 km (0.12 R)
• M32: 54,296,248 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.2

Radius: 6.9

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 13.58 AU - 17.64 AU

Year: 23359 Days

Day: 18 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,188,711 km

• M1: 91,554 km (0.098 R)
• M2: 453,431 km (0.051 R)
• M3: 1,283,550 km (0.109 R)
• M4: 1,539,512 km (0.093 R)
• M5: 2,950,070 km (0.115 R)
• M6: 3,925,598 km (0.117 R)
• M7: 4,470,433 km (0.083 R)
• M8: 5,749,196 km (0.069 R)
• M9: 6,365,838 km (0.102 R)
• M10: 8,741,303 km (0.049 R)
• M11: 12,636,083 km (0.114 R)
• M12: 16,643,661 km (0.036 R)
• M13: 18,148,017 km (0.092 R)
• M14: 27,047,445 km (0.115 R)
• M15: 36,381,155 km (0.042 R)
• M16: 62,214,314 km (0.064 R)
• M17: 66,421,604 km (0.067 R)
• M18: 71,888,509 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.5

Radius: 4.4

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 12.92 AU - 19.82 AU

Year: 25085 Days

Day: 16.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,188,711 km

• M1: 55,202 km (0.084 R)
• M2: 417,976 km (0.064 R)
• M3: 2,050,089 km (0.041 R)
• M4: 5,296,513 km (0.117 R)
• M5: 9,112,605 km (0.107 R)
• M6: 9,658,787 km (0.085 R)
• M7: 11,485,377 km (0.075 R)
• M8: 12,782,689 km (0.098 R)
• M9: 14,907,129 km (0.119 R)
• M10: 15,317,176 km (0.107 R)
• M11: 23,212,354 km (0.028 R)
• M12: 24,041,575 km (0.115 R)
• M13: 27,454,201 km (0.113 R)
• M14: 44,051,038 km (0.116 R)
• M15: 48,524,463 km (0.03 R)
• M16: 51,255,970 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 14,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit