🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.58 AU - 0.58 AU

Year: 281 Days

Day: 25.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.44 AU - 0.74 AU

Year: 288 Days

Day: 43.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.53 AU - 0.77 AU

Year: 333 Days

Day: 18.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,230,114 km

• M1: 302,487 km (0.111 R)

Asteroid Belt

Center: 1.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.6

Radius: 10.4

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.49 AU - 1.89 AU

Year: 1397 Days

Day: 11.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,230,114 km

• M1: 129,402 km (0.119 R)
• M2: 523,593 km (0.084 R)
• M3: 1,048,531 km (0.114 R)
• M4: 1,640,939 km (0.109 R)
• M5: 2,682,739 km (0.073 R)
• M6: 3,413,075 km (0.074 R)
• M7: 4,635,589 km (0.063 R)
• M8: 5,073,013 km (0.082 R)
• M9: 5,574,765 km (0.05 R)
• M10: 6,975,300 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.3

Radius: 10.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.32 AU - 2.34 AU

Year: 2261 Days

Day: 13.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,230,114 km

• M1: 135,536 km (0.053 R)
• M2: 484,697 km (0.065 R)
• M3: 1,243,607 km (0.068 R)
• M4: 1,680,134 km (0.063 R)
• M5: 2,050,239 km (0.045 R)
• M6: 2,422,289 km (0.082 R)
• M7: 3,160,105 km (0.11 R)
• M8: 3,660,510 km (0.113 R)
• M9: 4,820,791 km (0.035 R)
• M10: 5,987,356 km (0.04 R)
• M11: 7,026,911 km (0.115 R)
• M12: 8,061,979 km (0.117 R)
• M13: 8,647,804 km (0.057 R)
• M14: 10,504,613 km (0.058 R)
• M15: 10,979,736 km (0.106 R)
• M16: 12,818,294 km (0.081 R)
• M17: 13,276,661 km (0.065 R)
• M18: 13,875,801 km (0.03 R)
• M19: 14,226,159 km (0.092 R)
• M20: 14,853,722 km (0.086 R)
• M21: 15,266,762 km (0.068 R)
• M22: 15,640,308 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31.5

Radius: 4.2

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.75 AU - 7.46 AU

Year: 12029 Days

Day: 20.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,230,114 km

• M1: 52,509 km (0.051 R)
• M2: 323,431 km (0.054 R)
• M3: 459,565 km (0.118 R)
• M4: 1,174,942 km (0.104 R)
• M5: 2,713,556 km (0.081 R)
• M6: 3,417,713 km (0.052 R)
• M7: 3,564,618 km (0.114 R)
• M8: 3,792,755 km (0.074 R)
• M9: 5,748,897 km (0.048 R)
• M10: 10,615,914 km (0.101 R)
• M11: 11,088,344 km (0.11 R)
• M12: 11,948,382 km (0.119 R)
• M13: 13,754,178 km (0.051 R)
• M14: 15,583,161 km (0.055 R)
• M15: 17,030,222 km (0.115 R)
• M16: 17,841,192 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.6

Radius: 3.3

Gravity: 59.01 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.52 AU - 9.04 AU

Year: 16542 Days

Day: 24.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,230,114 km

• M1: 40,990 km (0.098 R)
• M2: 198,816 km (0.082 R)
• M3: 692,937 km (0.072 R)
• M4: 1,053,618 km (0.111 R)
• M5: 1,317,658 km (0.084 R)
• M6: 1,527,544 km (0.07 R)
• M7: 2,033,035 km (0.083 R)
• M8: 2,950,668 km (0.116 R)
• M9: 3,725,885 km (0.072 R)
• M10: 6,635,563 km (0.113 R)
• M11: 7,900,114 km (0.069 R)
• M12: 15,223,229 km (0.072 R)
• M13: 22,537,966 km (0.1 R)
• M14: 25,766,438 km (0.068 R)
• M15: 35,677,895 km (0.104 R)
• M16: 38,500,658 km (0.092 R)
• M17: 38,638,736 km (0.108 R)
• M18: 39,473,642 km (0.096 R)
• M19: 55,216,275 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.3

Radius: 6.9

Gravity: 17.99 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.19 AU - 11.29 AU

Year: 20835 Days

Day: 15.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 84,230,114 km

• M1: 86,168 km (0.084 R)
• M2: 347,665 km (0.101 R)
• M3: 709,692 km (0.08 R)
• M4: 933,790 km (0.091 R)
• M5: 1,835,715 km (0.075 R)
• M6: 2,180,688 km (0.065 R)
• M7: 2,426,477 km (0.071 R)
• M8: 2,641,450 km (0.113 R)
• M9: 3,082,315 km (0.117 R)
• M10: 6,013,386 km (0.117 R)
• M11: 6,775,886 km (0.092 R)
• M12: 8,383,315 km (0.088 R)
• M13: 9,626,025 km (0.118 R)
• M14: 11,313,489 km (0.08 R)
• M15: 12,401,364 km (0.058 R)
• M16: 23,515,439 km (0.075 R)
• M17: 24,057,731 km (0.096 R)
• M18: 28,823,770 km (0.086 R)
• M19: 29,444,900 km (0.106 R)
• M20: 32,284,268 km (0.119 R)
• M21: 35,019,216 km (0.064 R)
• M22: 38,951,246 km (0.106 R)
• M23: 42,205,598 km (0.091 R)
• M24: 44,969,419 km (0.07 R)
• M25: 53,233,804 km (0.043 R)
• M26: 73,144,084 km (0.092 R)
• M27: 76,644,823 km (0.1 R)
• M28: 79,524,433 km (0.104 R)
• M29: 83,475,013 km (0.064 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: 414 - 20,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit