🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.5 AU - 1.92 AU

Year: 825 Days

Day: 39.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.25 AU - 4.39 AU

Year: 2755 Days

Day: 37.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.84 AU - 5.18 AU

Year: 3534 Days

Day: 13.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.4

Radius: 13.8

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.12 AU - 5.74 AU

Year: 4039 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,210,879 km

• M1: 171,589 km (0.076 R)
• M2: 691,292 km (0.107 R)
• M3: 1,943,276 km (0.08 R)
• M4: 2,448,618 km (0.081 R)
• M5: 3,787,369 km (0.078 R)
• M6: 4,585,923 km (0.119 R)
• M7: 6,084,295 km (0.115 R)
• M8: 8,242,244 km (0.039 R)
• M9: 8,879,082 km (0.084 R)
• M10: 9,657,291 km (0.055 R)
• M11: 10,988,861 km (0.067 R)
• M12: 11,678,208 km (0.094 R)
• M13: 13,551,323 km (0.082 R)
• M14: 14,439,934 km (0.099 R)
• M15: 16,075,338 km (0.059 R)
• M16: 17,448,348 km (0.083 R)
• M17: 17,886,071 km (0.117 R)
• M18: 19,947,978 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.2

Radius: 14.4

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.28 AU - 5.6 AU

Year: 4681 Days

Day: 14 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,210,879 km

• M1: 179,069 km (0.119 R)
• M2: 651,798 km (0.036 R)
• M3: 1,768,546 km (0.062 R)
• M4: 2,530,149 km (0.118 R)
• M5: 8,012,013 km (0.079 R)
• M6: 8,494,317 km (0.076 R)
• M7: 9,032,570 km (0.058 R)
• M8: 9,593,562 km (0.063 R)
• M9: 10,257,328 km (0.052 R)
• M10: 11,417,609 km (0.114 R)
• M11: 11,940,902 km (0.12 R)
• M12: 18,152,355 km (0.111 R)
• M13: 19,723,133 km (0.081 R)
• M14: 21,121,723 km (0.061 R)
• M15: 21,712,485 km (0.12 R)
• M16: 23,272,642 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.5

Radius: 8.1

Gravity: 13.56 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.22 AU - 10.4 AU

Year: 9648 Days

Day: 9.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,210,879 km

• M1: 100,679 km (0.109 R)
• M2: 433,983 km (0.085 R)
• M3: 720,763 km (0.1 R)
• M4: 1,126,173 km (0.103 R)
• M5: 1,678,339 km (0.109 R)
• M6: 2,016,579 km (0.068 R)
• M7: 3,123,604 km (0.092 R)
• M8: 3,411,280 km (0.061 R)
• M9: 4,209,086 km (0.051 R)
• M10: 6,980,536 km (0.085 R)
• M11: 8,859,635 km (0.079 R)
• M12: 9,889,915 km (0.102 R)
• M13: 12,721,953 km (0.091 R)
• M14: 14,684,826 km (0.047 R)
• M15: 15,634,174 km (0.063 R)
• M16: 18,109,271 km (0.097 R)
• M17: 22,647,622 km (0.103 R)
• M18: 24,190,574 km (0.097 R)
• M19: 32,175,510 km (0.106 R)
• M20: 35,543,108 km (0.09 R)
• M21: 37,997,859 km (0.116 R)
• M22: 44,346,045 km (0.102 R)
• M23: 47,187,507 km (0.075 R)
• M24: 49,846,609 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.8

Radius: 7.1

Gravity: 17.47 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 12.93 AU - 21.51 AU

Year: 26365 Days

Day: 21.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,210,879 km

• M1: 88,263 km (0.084 R)
• M2: 338,241 km (0.116 R)
• M3: 585,227 km (0.089 R)
• M4: 883,375 km (0.107 R)
• M5: 1,345,483 km (0.119 R)
• M6: 1,958,835 km (0.097 R)
• M7: 2,487,214 km (0.096 R)
• M8: 2,992,257 km (0.099 R)
• M9: 3,692,524 km (0.089 R)
• M10: 4,098,832 km (0.109 R)
• M11: 5,628,470 km (0.113 R)
• M12: 7,771,759 km (0.033 R)
• M13: 8,964,952 km (0.078 R)
• M14: 12,661,365 km (0.034 R)
• M15: 18,688,364 km (0.106 R)
• M16: 20,396,622 km (0.093 R)
• M17: 21,879,437 km (0.111 R)
• M18: 23,206,519 km (0.101 R)
• M19: 24,469,275 km (0.042 R)
• M20: 26,633,507 km (0.112 R)
• M21: 29,846,421 km (0.096 R)
• M22: 32,173,116 km (0.079 R)
• M23: 34,324,184 km (0.096 R)
• M24: 38,751,384 km (0.059 R)
• M25: 45,108,994 km (0.073 R)
• M26: 48,903,993 km (0.11 R)
• M27: 50,403,861 km (0.025 R)
• M28: 51,356,799 km (0.087 R)
• M29: 53,495,451 km (0.093 R)
• M30: 54,486,985 km (0.069 R)
• M31: 55,087,621 km (0.089 R)
• M32: 61,124,044 km (0.095 R)
• M33: 63,083,477 km (0.085 R)
• M34: 91,640,065 km (0.109 R)
• M35: 92,205,695 km (0.094 R)
• M36: 93,344,135 km (0.119 R)
• M37: 95,358,919 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.4

Radius: 4.8

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 15.07 AU - 20.27 AU

Year: 27405 Days

Day: 18.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,210,879 km

• M1: 67,020 km (0.114 R)
• M2: 492,775 km (0.071 R)
• M3: 1,256,024 km (0.063 R)
• M4: 2,701,588 km (0.112 R)
• M5: 3,803,376 km (0.071 R)
• M6: 4,157,923 km (0.083 R)
• M7: 10,857,963 km (0.103 R)
• M8: 11,329,047 km (0.058 R)
• M9: 15,823,416 km (0.065 R)
• M10: 25,244,790 km (0.062 R)
• M11: 27,127,779 km (0.086 R)
• M12: 32,120,308 km (0.109 R)
• M13: 35,085,637 km (0.057 R)
• M14: 39,042,351 km (0.109 R)
• M15: 40,704,833 km (0.067 R)
• M16: 46,127,307 km (0.1 R)
• M17: 46,586,871 km (0.056 R)
• M18: 47,984,115 km (0.052 R)
• M19: 58,376,979 km (0.096 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 17,738 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit