🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.41 AU - 0.67 AU

Year: 174 Days

Day: 30.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,271,268 km

• M1: 584,329 km (0.029 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.64 AU - 0.76 AU

Year: 258 Days

Day: 15.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 4.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.12 AU - 1.62 AU

Year: 705 Days

Day: 28.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,271,268 km

• M1: 563,386 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.12 AU - 1.72 AU

Year: 744 Days

Day: 20.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.97 AU - 2.23 AU

Year: 1338 Days

Day: 32.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.6

Radius: 10.2

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.01 AU - 3.27 AU

Year: 2447 Days

Day: 10.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,271,268 km

• M1: 126,859 km (0.055 R)
• M2: 579,542 km (0.087 R)
• M3: 898,335 km (0.097 R)
• M4: 1,339,799 km (0.113 R)
• M5: 2,495,741 km (0.103 R)
• M6: 2,884,845 km (0.078 R)
• M7: 3,279,933 km (0.1 R)
• M8: 5,094,855 km (0.102 R)
• M9: 6,085,791 km (0.08 R)
• M10: 8,121,968 km (0.104 R)
• M11: 8,446,146 km (0.09 R)
• M12: 9,506,197 km (0.059 R)
• M13: 10,461,828 km (0.115 R)
• M14: 11,642,753 km (0.082 R)
• M15: 14,408,220 km (0.042 R)
• M16: 15,370,732 km (0.096 R)
• M17: 16,171,081 km (0.118 R)
• M18: 16,633,338 km (0.098 R)
• M19: 17,476,921 km (0.104 R)
• M20: 17,909,408 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.1

Radius: 12.1

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.31 AU - 5.43 AU

Year: 4726 Days

Day: 14.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 98,271,268 km

• M1: 150,495 km (0.102 R)
• M2: 1,130,362 km (0.075 R)
• M3: 1,551,480 km (0.12 R)
• M4: 1,936,395 km (0.109 R)
• M5: 2,369,780 km (0.08 R)
• M6: 3,036,986 km (0.062 R)
• M7: 3,759,095 km (0.098 R)
• M8: 4,643,668 km (0.084 R)
• M9: 6,560,315 km (0.092 R)
• M10: 7,658,813 km (0.082 R)
• M11: 8,599,484 km (0.052 R)
• M12: 9,118,289 km (0.031 R)
• M13: 9,914,150 km (0.114 R)
• M14: 10,440,136 km (0.084 R)
• M15: 11,788,761 km (0.065 R)
• M16: 12,279,741 km (0.075 R)
• M17: 13,197,973 km (0.119 R)
• M18: 13,781,405 km (0.056 R)
• M19: 14,604,492 km (0.069 R)
• M20: 15,870,689 km (0.119 R)
• M21: 18,489,250 km (0.116 R)
• M22: 20,039,084 km (0.109 R)
• M23: 23,014,136 km (0.063 R)
• M24: 23,704,680 km (0.094 R)
• M25: 24,251,161 km (0.101 R)
• M26: 29,286,626 km (0.088 R)
• M27: 30,097,596 km (0.113 R)

Asteroid Belt

Center: 7.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.4

Radius: 14.1

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.27 AU - 11.17 AU

Year: 12310 Days

Day: 13.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,271,268 km

• M1: 176,226 km (0.104 R)
• M2: 1,156,840 km (0.105 R)
• M3: 1,951,205 km (0.077 R)
• M4: 4,872,702 km (0.091 R)
• M5: 7,726,281 km (0.072 R)
• M6: 10,417,098 km (0.029 R)
• M7: 11,383,500 km (0.049 R)
• M8: 12,704,150 km (0.09 R)
• M9: 13,619,091 km (0.103 R)
• M10: 15,444,035 km (0.119 R)
• M11: 17,948,304 km (0.106 R)
• M12: 21,722,359 km (0.036 R)
• M13: 23,568,247 km (0.081 R)
• M14: 28,689,132 km (0.07 R)
• M15: 34,741,413 km (0.055 R)
• M16: 35,687,320 km (0.066 R)
• M17: 45,688,386 km (0.105 R)
• M18: 46,823,834 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.7

Radius: 6.3

Gravity: 23.78 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11.14 AU - 18.44 AU

Year: 25010 Days

Day: 19.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 98,271,268 km

• M1: 79,287 km (0.09 R)
• M2: 336,446 km (0.077 R)
• M3: 569,369 km (0.032 R)
• M4: 773,421 km (0.098 R)
• M5: 1,040,603 km (0.108 R)
• M6: 1,469,949 km (0.069 R)
• M7: 2,210,907 km (0.106 R)
• M8: 2,548,250 km (0.106 R)
• M9: 3,575,090 km (0.037 R)
• M10: 4,216,566 km (0.07 R)
• M11: 4,583,679 km (0.111 R)
• M12: 11,005,766 km (0.106 R)
• M13: 16,237,652 km (0.082 R)
• M14: 18,167,465 km (0.083 R)
• M15: 28,954,817 km (0.026 R)
• M16: 30,009,632 km (0.115 R)
• M17: 35,222,669 km (0.099 R)
• M18: 35,670,116 km (0.114 R)
• M19: 37,188,684 km (0.077 R)
• M20: 40,844,258 km (0.104 R)
• M21: 52,455,596 km (0.105 R)
• M22: 56,834,774 km (0.094 R)
• M23: 58,694,425 km (0.071 R)
• M24: 64,738,628 km (0.077 R)
• M25: 66,766,278 km (0.057 R)
• M26: 83,471,423 km (0.101 R)
• M27: 86,411,320 km (0.102 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 16,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit