🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.56 AU - 0.88 AU

Year: 222 Days

Day: 19.8 Hours

Environment

Temp: 203 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,277,324 km

• M1: 30,518 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.12 AU - 1.56 AU

Year: 564 Days

Day: 40 Hours

Environment

Temp: 8 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.04 AU - 1.66 AU

Year: 570 Days

Day: 29.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 99,277,324 km

• M1: 175,628 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.92 AU - 2.9 AU

Year: 1360 Days

Day: 24.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.2

Radius: 13.3

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.72 AU - 8.36 AU

Year: 6789 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,277,324 km

• M1: 165,455 km (0.101 R)
• M2: 1,082,789 km (0.11 R)
• M3: 1,581,848 km (0.111 R)
• M4: 2,693,061 km (0.061 R)
• M5: 3,290,854 km (0.078 R)
• M6: 5,221,564 km (0.097 R)
• M7: 5,978,829 km (0.106 R)
• M8: 6,872,526 km (0.071 R)
• M9: 8,810,267 km (0.08 R)
• M10: 9,802,251 km (0.116 R)
• M11: 11,269,208 km (0.073 R)
• M12: 13,076,799 km (0.106 R)
• M13: 13,531,875 km (0.109 R)
• M14: 14,313,823 km (0.088 R)
• M15: 16,664,305 km (0.119 R)
• M16: 22,189,703 km (0.091 R)
• M17: 22,910,914 km (0.044 R)
• M18: 23,796,982 km (0.101 R)
• M19: 24,248,618 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.4

Radius: 14.3

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 9.44 AU - 14.7 AU

Year: 15240 Days

Day: 13.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 99,277,324 km

• M1: 208,689 km (0.116 R)
• M2: 1,010,085 km (0.082 R)
• M3: 2,397,755 km (0.107 R)
• M4: 2,883,948 km (0.118 R)
• M5: 4,263,839 km (0.097 R)
• M6: 5,289,033 km (0.075 R)
• M7: 6,632,571 km (0.117 R)
• M8: 7,647,892 km (0.09 R)
• M9: 8,619,081 km (0.097 R)
• M10: 9,159,728 km (0.091 R)
• M11: 9,618,993 km (0.095 R)
• M12: 11,089,989 km (0.095 R)
• M13: 13,022,195 km (0.037 R)
• M14: 16,402,659 km (0.051 R)
• M15: 17,235,171 km (0.107 R)
• M16: 17,937,233 km (0.053 R)
• M17: 19,733,605 km (0.11 R)
• M18: 20,588,706 km (0.087 R)
• M19: 21,647,261 km (0.112 R)
• M20: 22,464,813 km (0.097 R)
• M21: 24,065,061 km (0.117 R)
• M22: 27,072,727 km (0.074 R)
• M23: 29,986,744 km (0.062 R)
• M24: 33,703,951 km (0.057 R)
• M25: 36,050,693 km (0.053 R)
• M26: 41,067,907 km (0.09 R)
• M27: 46,682,315 km (0.067 R)
• M28: 48,353,921 km (0.044 R)
• M29: 50,065,022 km (0.026 R)
• M30: 51,174,739 km (0.114 R)
• M31: 54,769,426 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.3

Radius: 7.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 16.46 AU - 22.72 AU

Year: 31512 Days

Day: 20.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 99,277,324 km

• M1: 88,263 km (0.059 R)
• M2: 533,017 km (0.104 R)
• M3: 1,054,366 km (0.105 R)
• M4: 1,895,106 km (0.12 R)
• M5: 2,313,681 km (0.114 R)
• M6: 2,915,662 km (0.101 R)
• M7: 3,280,532 km (0.088 R)
• M8: 4,459,812 km (0.12 R)
• M9: 5,090,217 km (0.09 R)
• M10: 6,312,731 km (0.05 R)
• M11: 7,527,316 km (0.035 R)
• M12: 13,885,226 km (0.076 R)
• M13: 28,320,822 km (0.037 R)
• M14: 29,140,768 km (0.108 R)
• M15: 30,828,082 km (0.069 R)
• M16: 31,197,888 km (0.102 R)
• M17: 47,385,724 km (0.114 R)
• M18: 69,445,127 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.3

Radius: 3.9

Gravity: 38.15 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 16.7 AU - 23.2 AU

Year: 32385 Days

Day: 17.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 99,277,324 km

• M1: 50,115 km (0.078 R)
• M2: 176,974 km (0.111 R)
• M3: 598,691 km (0.111 R)
• M4: 1,224,608 km (0.108 R)
• M5: 1,562,101 km (0.098 R)
• M6: 1,732,942 km (0.073 R)
• M7: 2,023,461 km (0.087 R)
• M8: 3,091,290 km (0.07 R)
• M9: 4,302,884 km (0.079 R)
• M10: 4,834,106 km (0.044 R)
• M11: 5,711,198 km (0.097 R)
• M12: 8,272,762 km (0.083 R)
• M13: 8,501,198 km (0.118 R)
• M14: 9,334,010 km (0.071 R)
• M15: 10,954,005 km (0.073 R)
• M16: 11,509,611 km (0.118 R)
• M17: 13,211,287 km (0.059 R)
• M18: 14,407,173 km (0.089 R)
• M19: 17,568,176 km (0.083 R)
• M20: 18,716,638 km (0.032 R)
• M21: 19,711,165 km (0.071 R)
• M22: 20,324,516 km (0.108 R)
• M23: 21,913,395 km (0.069 R)
• M24: 28,706,186 km (0.066 R)
• M25: 30,430,600 km (0.103 R)
• M26: 32,082,460 km (0.065 R)
• M27: 33,503,790 km (0.044 R)
• M28: 37,239,996 km (0.077 R)
• M29: 38,968,301 km (0.064 R)
• M30: 48,786,558 km (0.116 R)
• M31: 50,095,390 km (0.091 R)
• M32: 51,619,493 km (0.111 R)
• M33: 61,634,921 km (0.069 R)
• M34: 65,842,660 km (0.116 R)
• M35: 66,980,951 km (0.108 R)
• M36: 71,665,309 km (0.098 R)
• M37: 74,332,489 km (0.117 R)
• M38: 80,379,983 km (0.057 R)
• M39: 86,203,978 km (0.086 R)
• M40: 90,052,981 km (0.09 R)
• M41: 94,302,159 km (0.108 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 16,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit