🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.55 AU - 0.65 AU

Year: 305 Days

Day: 20.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,119,215 km

• M1: 41,289 km (0.077 R)

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491

Radius: 14.7

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.96 AU - 1.44 AU

Year: 862 Days

Day: 8.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,119,215 km

• M1: 220,956 km (0.083 R)
• M2: 718,818 km (0.089 R)
• M3: 1,212,790 km (0.079 R)
• M4: 1,715,588 km (0.118 R)
• M5: 3,151,578 km (0.078 R)
• M6: 4,190,386 km (0.072 R)
• M7: 4,698,720 km (0.113 R)
• M8: 5,539,011 km (0.075 R)
• M9: 7,750,666 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.1

Radius: 13.3

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.96 AU - 2.02 AU

Year: 1842 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,119,215 km

• M1: 165,455 km (0.119 R)
• M2: 973,134 km (0.088 R)
• M3: 1,968,259 km (0.12 R)
• M4: 2,974,604 km (0.105 R)
• M5: 3,525,274 km (0.108 R)
• M6: 4,685,405 km (0.05 R)
• M7: 5,434,891 km (0.062 R)
• M8: 5,863,189 km (0.11 R)
• M9: 7,927,939 km (0.1 R)
• M10: 8,449,288 km (0.073 R)
• M11: 8,895,837 km (0.084 R)
• M12: 9,324,585 km (0.107 R)
• M13: 9,836,509 km (0.094 R)
• M14: 12,807,822 km (0.077 R)
• M15: 14,543,307 km (0.117 R)
• M16: 16,089,251 km (0.12 R)
• M17: 16,777,102 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.5

Radius: 14.8

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.71 AU - 2.29 AU

Year: 1855 Days

Day: 5.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,119,215 km

• M1: 184,155 km (0.105 R)
• M2: 667,057 km (0.066 R)
• M3: 1,199,625 km (0.103 R)
• M4: 1,692,102 km (0.06 R)
• M5: 2,265,361 km (0.093 R)
• M6: 2,805,858 km (0.06 R)
• M7: 3,463,340 km (0.094 R)
• M8: 4,187,244 km (0.058 R)
• M9: 4,718,317 km (0.1 R)
• M10: 6,074,870 km (0.064 R)
• M11: 6,637,059 km (0.119 R)
• M12: 7,975,362 km (0.047 R)
• M13: 8,535,606 km (0.103 R)
• M14: 9,425,563 km (0.101 R)
• M15: 10,084,542 km (0.099 R)
• M16: 10,977,193 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.5

Radius: 11.4

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.72 AU - 2.56 AU

Year: 2054 Days

Day: 5.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,119,215 km

• M1: 155,133 km (0.106 R)
• M2: 736,171 km (0.114 R)
• M3: 1,092,214 km (0.1 R)
• M4: 2,202,230 km (0.108 R)
• M5: 2,573,981 km (0.103 R)
• M6: 3,001,532 km (0.1 R)
• M7: 3,491,614 km (0.066 R)
• M8: 4,187,693 km (0.111 R)
• M9: 7,384,001 km (0.106 R)
• M10: 8,364,316 km (0.077 R)
• M11: 8,987,092 km (0.086 R)
• M12: 11,075,927 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.9

Radius: 12.5

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.65 AU - 4.23 AU

Year: 5130 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,119,215 km

• M1: 156,928 km (0.12 R)
• M2: 875,746 km (0.058 R)
• M3: 2,015,682 km (0.108 R)
• M4: 2,817,227 km (0.07 R)
• M5: 4,204,897 km (0.078 R)
• M6: 6,340,556 km (0.066 R)
• M7: 9,158,980 km (0.104 R)
• M8: 11,758,841 km (0.103 R)
• M9: 13,484,303 km (0.056 R)
• M10: 14,006,998 km (0.061 R)
• M11: 16,825,871 km (0.102 R)
• M12: 20,409,937 km (0.111 R)
• M13: 24,167,237 km (0.107 R)
• M14: 26,451,297 km (0.12 R)
• M15: 27,188,515 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.8

Radius: 4.1

Gravity: 32.29 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.28 AU - 8.94 AU

Year: 16573 Days

Day: 16.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,119,215 km

• M1: 51,312 km (0.086 R)
• M2: 187,297 km (0.099 R)
• M3: 355,893 km (0.111 R)
• M4: 659,278 km (0.071 R)
• M5: 796,309 km (0.097 R)
• M6: 963,709 km (0.03 R)
• M7: 1,660,686 km (0.107 R)
• M8: 2,384,440 km (0.082 R)
• M9: 2,875,121 km (0.086 R)
• M10: 3,905,402 km (0.12 R)
• M11: 5,089,918 km (0.097 R)
• M12: 5,557,411 km (0.104 R)
• M13: 5,820,853 km (0.048 R)
• M14: 6,211,453 km (0.09 R)
• M15: 6,454,101 km (0.111 R)
• M16: 6,872,377 km (0.085 R)
• M17: 8,628,057 km (0.112 R)
• M18: 9,083,882 km (0.094 R)
• M19: 9,291,524 km (0.101 R)
• M20: 9,878,845 km (0.119 R)
• M21: 10,719,286 km (0.062 R)
• M22: 11,425,089 km (0.1 R)
• M23: 12,733,771 km (0.073 R)
• M24: 13,659,782 km (0.11 R)
• M25: 15,423,690 km (0.05 R)
• M26: 17,895,346 km (0.118 R)
• M27: 18,469,204 km (0.108 R)
• M28: 23,606,095 km (0.073 R)
• M29: 25,612,651 km (0.094 R)
• M30: 30,536,965 km (0.057 R)
• M31: 32,188,824 km (0.077 R)
• M32: 36,056,378 km (0.105 R)
• M33: 40,222,379 km (0.103 R)
• M34: 40,501,679 km (0.088 R)
• M35: 41,205,686 km (0.12 R)
• M36: 46,209,735 km (0.11 R)
• M37: 54,964,950 km (0.061 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 11,998 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit