🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.55 AU - 0.65 AU

Year: 305 Days

Day: 23.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,886,950 km

• M1: 279,299 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.1

Radius: 10.3

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.68 AU - 0.96 AU

Year: 487 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,886,950 km

• M1: 128,205 km (0.068 R)
• M2: 478,713 km (0.11 R)
• M3: 808,876 km (0.029 R)
• M4: 1,206,208 km (0.099 R)
• M5: 1,542,504 km (0.093 R)
• M6: 1,894,807 km (0.11 R)
• M7: 2,346,592 km (0.041 R)
• M8: 2,744,672 km (0.104 R)
• M9: 3,505,228 km (0.098 R)
• M10: 4,471,780 km (0.088 R)
• M11: 4,994,325 km (0.094 R)
• M12: 5,392,255 km (0.043 R)
• M13: 5,828,333 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.6

Radius: 11.5

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.84 AU - 1.2 AU

Year: 676 Days

Day: 14.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,886,950 km

• M1: 176,525 km (0.1 R)
• M2: 650,751 km (0.102 R)
• M3: 1,059,003 km (0.062 R)
• M4: 1,602,044 km (0.088 R)
• M5: 2,230,953 km (0.1 R)
• M6: 2,793,591 km (0.051 R)
• M7: 3,403,052 km (0.112 R)
• M8: 4,365,565 km (0.03 R)
• M9: 5,052,070 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.3

Radius: 11.3

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.02 AU - 2.36 AU

Year: 2126 Days

Day: 12.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,886,950 km

• M1: 142,268 km (0.036 R)
• M2: 861,833 km (0.108 R)
• M3: 1,595,162 km (0.12 R)
• M4: 1,977,983 km (0.036 R)
• M5: 2,593,578 km (0.09 R)
• M6: 3,333,489 km (0.111 R)
• M7: 3,968,233 km (0.101 R)
• M8: 5,150,056 km (0.063 R)
• M9: 8,936,977 km (0.083 R)
• M10: 12,170,834 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.9

Radius: 14.3

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.72 AU - 5.04 AU

Year: 7072 Days

Day: 5.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,886,950 km

• M1: 177,872 km (0.067 R)
• M2: 639,830 km (0.032 R)
• M3: 1,508,994 km (0.055 R)
• M4: 2,162,437 km (0.071 R)
• M5: 3,451,672 km (0.042 R)
• M6: 3,898,670 km (0.098 R)
• M7: 5,541,853 km (0.042 R)
• M8: 6,713,952 km (0.093 R)
• M9: 7,493,058 km (0.085 R)
• M10: 8,004,982 km (0.108 R)
• M11: 10,484,118 km (0.112 R)
• M12: 13,610,564 km (0.104 R)
• M13: 14,495,435 km (0.112 R)
• M14: 17,931,399 km (0.055 R)
• M15: 22,277,367 km (0.106 R)
• M16: 25,302,236 km (0.101 R)
• M17: 28,877,625 km (0.068 R)
• M18: 30,836,011 km (0.116 R)
• M19: 31,440,386 km (0.109 R)
• M20: 35,674,006 km (0.083 R)
• M21: 37,812,208 km (0.079 R)
• M22: 39,441,628 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.5

Radius: 9.7

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.96 AU - 5.78 AU

Year: 8163 Days

Day: 6 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,886,950 km

• M1: 120,725 km (0.08 R)
• M2: 496,665 km (0.086 R)
• M3: 1,181,075 km (0.119 R)
• M4: 1,680,732 km (0.058 R)
• M5: 2,824,857 km (0.099 R)
• M6: 3,358,472 km (0.109 R)
• M7: 4,173,033 km (0.077 R)
• M8: 5,145,419 km (0.111 R)
• M9: 5,534,224 km (0.108 R)
• M10: 5,907,770 km (0.081 R)
• M11: 6,298,220 km (0.095 R)
• M12: 8,739,807 km (0.115 R)
• M13: 9,922,228 km (0.057 R)
• M14: 11,315,583 km (0.098 R)
• M15: 12,087,358 km (0.103 R)
• M16: 15,066,899 km (0.1 R)
• M17: 16,412,532 km (0.101 R)
• M18: 16,831,406 km (0.11 R)
• M19: 18,428,812 km (0.057 R)
• M20: 19,034,085 km (0.104 R)
• M21: 21,256,960 km (0.086 R)
• M22: 21,922,670 km (0.074 R)
• M23: 22,431,004 km (0.095 R)
• M24: 27,365,938 km (0.102 R)
• M25: 27,856,470 km (0.037 R)
• M26: 28,754,356 km (0.095 R)
• M27: 30,607,724 km (0.1 R)
• M28: 33,535,205 km (0.032 R)
• M29: 36,525,816 km (0.102 R)
• M30: 38,697,528 km (0.092 R)
• M31: 39,067,634 km (0.115 R)
• M32: 45,315,888 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.3

Radius: 3.8

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.64 AU - 6.88 AU

Year: 11530 Days

Day: 22.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,886,950 km

• M1: 47,423 km (0.044 R)
• M2: 292,015 km (0.097 R)
• M3: 600,336 km (0.064 R)
• M4: 831,465 km (0.037 R)
• M5: 1,051,224 km (0.068 R)
• M6: 1,240,466 km (0.106 R)
• M7: 1,499,120 km (0.092 R)
• M8: 2,099,457 km (0.067 R)
• M9: 6,655,011 km (0.096 R)
• M10: 6,839,615 km (0.077 R)
• M11: 8,379,725 km (0.085 R)
• M12: 10,033,080 km (0.078 R)
• M13: 14,401,787 km (0.103 R)
• M14: 14,666,276 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.4

Radius: 4.6

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.49 AU - 10.61 AU

Year: 20901 Days

Day: 24.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 77.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,886,950 km

• M1: 57,146 km (0.105 R)
• M2: 266,583 km (0.062 R)
• M3: 481,107 km (0.063 R)
• M4: 1,322,296 km (0.062 R)
• M5: 1,480,271 km (0.102 R)
• M6: 1,716,037 km (0.073 R)
• M7: 2,364,694 km (0.077 R)
• M8: 3,749,521 km (0.062 R)
• M9: 4,009,073 km (0.112 R)
• M10: 4,726,844 km (0.086 R)
• M11: 5,238,917 km (0.049 R)
• M12: 5,674,546 km (0.065 R)
• M13: 6,094,767 km (0.079 R)
• M14: 7,126,543 km (0.054 R)
• M15: 7,479,894 km (0.095 R)
• M16: 8,269,621 km (0.078 R)
• M17: 10,512,542 km (0.111 R)
• M18: 11,803,422 km (0.12 R)
• M19: 13,594,557 km (0.112 R)
• M20: 15,928,732 km (0.073 R)
• M21: 24,210,620 km (0.089 R)
• M22: 35,471,301 km (0.097 R)
• M23: 41,936,322 km (0.106 R)
• M24: 46,351,554 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 10,691 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit