🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.51 AU - 0.73 AU

Year: 223 Days

Day: 35 Hours

Environment

Temp: -6 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.59 AU - 0.87 AU

Year: 285 Days

Day: 16.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,541,797 km

• M1: 662,120 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.65 AU - 1.05 AU

Year: 358 Days

Day: 20.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 133 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.91 AU - 0.91 AU

Year: 396 Days

Day: 20.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 65.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,541,797 km

• M1: 94,845 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.1

Radius: 13

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.53 AU - 2.63 AU

Year: 1892 Days

Day: 13.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 175.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,541,797 km

• M1: 163,361 km (0.051 R)
• M2: 747,541 km (0.054 R)
• M3: 1,171,052 km (0.083 R)
• M4: 1,927,269 km (0.101 R)
• M5: 2,455,051 km (0.064 R)
• M6: 3,215,756 km (0.074 R)
• M7: 4,165,254 km (0.117 R)
• M8: 4,726,246 km (0.114 R)
• M9: 5,905,974 km (0.091 R)
• M10: 6,770,052 km (0.089 R)
• M11: 7,688,433 km (0.118 R)
• M12: 8,207,238 km (0.116 R)
• M13: 9,673,447 km (0.112 R)
• M14: 12,639,374 km (0.095 R)
• M15: 13,363,578 km (0.069 R)
• M16: 14,243,512 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.4

Radius: 8.4

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.82 AU - 4.68 AU

Year: 3315 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,541,797 km

• M1: 104,419 km (0.104 R)
• M2: 403,765 km (0.118 R)
• M3: 772,823 km (0.068 R)
• M4: 1,232,088 km (0.053 R)
• M5: 2,682,290 km (0.078 R)
• M6: 3,490,268 km (0.084 R)
• M7: 4,064,574 km (0.098 R)
• M8: 4,608,811 km (0.086 R)
• M9: 5,250,137 km (0.043 R)
• M10: 5,815,767 km (0.064 R)
• M11: 6,113,467 km (0.04 R)
• M12: 6,917,406 km (0.099 R)
• M13: 7,251,906 km (0.119 R)
• M14: 7,629,192 km (0.091 R)
• M15: 8,594,996 km (0.101 R)
• M16: 8,875,342 km (0.107 R)
• M17: 9,270,730 km (0.119 R)
• M18: 11,680,153 km (0.102 R)
• M19: 14,429,612 km (0.067 R)
• M20: 14,976,692 km (0.112 R)
• M21: 15,434,611 km (0.114 R)
• M22: 16,271,461 km (0.107 R)
• M23: 17,304,285 km (0.111 R)
• M24: 19,439,944 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.7

Radius: 10.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.81 AU - 4.83 AU

Year: 4099 Days

Day: 13.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,541,797 km

• M1: 143,016 km (0.115 R)
• M2: 529,726 km (0.039 R)
• M3: 1,048,831 km (0.026 R)
• M4: 1,420,881 km (0.086 R)
• M5: 2,577,272 km (0.032 R)
• M6: 3,164,893 km (0.048 R)
• M7: 3,961,501 km (0.032 R)
• M8: 5,896,250 km (0.103 R)
• M9: 6,682,088 km (0.114 R)
• M10: 7,472,862 km (0.114 R)
• M11: 7,924,050 km (0.111 R)
• M12: 8,599,933 km (0.12 R)
• M13: 9,535,667 km (0.052 R)
• M14: 10,738,434 km (0.083 R)
• M15: 11,313,638 km (0.098 R)
• M16: 13,584,534 km (0.109 R)
• M17: 14,111,567 km (0.063 R)
• M18: 15,360,261 km (0.083 R)
• M19: 16,464,891 km (0.065 R)
• M20: 19,547,655 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.6

Radius: 9.7

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.1 AU - 8.44 AU

Year: 8042 Days

Day: 13.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,541,797 km

• M1: 121,473 km (0.07 R)
• M2: 470,037 km (0.109 R)
• M3: 940,821 km (0.083 R)
• M4: 1,340,547 km (0.107 R)
• M5: 1,676,843 km (0.07 R)
• M6: 2,155,406 km (0.039 R)
• M7: 2,459,389 km (0.102 R)
• M8: 3,270,209 km (0.117 R)
• M9: 3,653,479 km (0.108 R)
• M10: 4,319,788 km (0.112 R)
• M11: 5,197,329 km (0.093 R)
• M12: 6,525,758 km (0.036 R)
• M13: 8,657,079 km (0.066 R)
• M14: 9,594,759 km (0.07 R)
• M15: 10,214,243 km (0.055 R)
• M16: 11,856,379 km (0.085 R)
• M17: 12,233,366 km (0.054 R)
• M18: 13,874,006 km (0.06 R)
• M19: 14,187,413 km (0.108 R)
• M20: 17,953,839 km (0.111 R)
• M21: 20,805,623 km (0.104 R)
• M22: 21,493,474 km (0.089 R)

Asteroid Belt

Center: 11.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456

Radius: 3.9

Gravity: 29.98 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 13.89 AU - 18.11 AU

Year: 29220 Days

Day: 21.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,541,797 km

• M1: 50,564 km (0.093 R)
• M2: 188,942 km (0.037 R)
• M3: 491,130 km (0.115 R)
• M4: 644,168 km (0.045 R)
• M5: 1,075,160 km (0.094 R)
• M6: 1,275,172 km (0.093 R)
• M7: 1,885,382 km (0.093 R)
• M8: 2,983,281 km (0.06 R)
• M9: 3,320,624 km (0.105 R)
• M10: 4,593,103 km (0.119 R)
• M11: 4,889,457 km (0.107 R)
• M12: 5,277,514 km (0.104 R)
• M13: 6,893,320 km (0.086 R)
• M14: 7,582,218 km (0.117 R)
• M15: 10,671,115 km (0.113 R)
• M16: 10,863,947 km (0.068 R)
• M17: 13,213,681 km (0.099 R)
• M18: 14,822,456 km (0.109 R)
• M19: 15,305,059 km (0.085 R)
• M20: 17,076,747 km (0.112 R)
• M21: 17,607,071 km (0.103 R)
• M22: 18,239,421 km (0.103 R)
• M23: 18,422,828 km (0.06 R)
• M24: 19,263,568 km (0.044 R)
• M25: 20,621,767 km (0.056 R)
• M26: 23,527,108 km (0.113 R)
• M27: 23,963,185 km (0.089 R)
• M28: 25,303,881 km (0.097 R)
• M29: 30,005,593 km (0.039 R)
• M30: 31,693,506 km (0.073 R)
• M31: 32,493,555 km (0.093 R)
• M32: 36,115,918 km (0.115 R)
• M33: 39,690,409 km (0.083 R)
• M34: 41,089,449 km (0.079 R)
• M35: 58,707,889 km (0.118 R)
• M36: 62,165,545 km (0.061 R)
• M37: 62,581,128 km (0.066 R)
• M38: 69,930,721 km (0.114 R)
• M39: 71,057,792 km (0.074 R)
• M40: 76,398,885 km (0.059 R)
• M41: 80,022,444 km (0.04 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: 382 - 16,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit