🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.55 AU - 0.59 AU

Year: 155 Days

Day: 18.4 Hours

Environment

Temp: 236 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.85 AU - 0.85 AU

Year: 282 Days

Day: 34.1 Hours

Environment

Temp: 146 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,992,474 km

• M1: 666,907 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.81 AU - 1.2 AU

Year: 360 Days

Day: 16.4 Hours

Environment

Temp: 29 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,992,474 km

• M1: 56,099 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.73 AU - 1.85 AU

Year: 862 Days

Day: 20.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,992,474 km

• M1: 45,029 km (0.085 R)
• M2: 675,584 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.1

Radius: 13.5

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 5.92 AU - 6.08 AU

Year: 5289 Days

Day: 7 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,992,474 km

• M1: 169,046 km (0.063 R)
• M2: 724,502 km (0.074 R)
• M3: 3,107,896 km (0.069 R)
• M4: 3,578,979 km (0.109 R)
• M5: 4,553,310 km (0.109 R)
• M6: 5,388,515 km (0.113 R)
• M7: 6,551,788 km (0.108 R)
• M8: 9,670,306 km (0.056 R)
• M9: 11,174,363 km (0.106 R)
• M10: 11,809,256 km (0.057 R)
• M11: 13,715,582 km (0.045 R)
• M12: 15,197,648 km (0.085 R)
• M13: 17,280,798 km (0.099 R)
• M14: 18,653,807 km (0.109 R)
• M15: 19,730,463 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861

Radius: 14.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.9 AU - 9.98 AU

Year: 8824 Days

Day: 15 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,992,474 km

• M1: 185,053 km (0.064 R)
• M2: 668,403 km (0.045 R)
• M3: 1,569,132 km (0.115 R)
• M4: 2,234,095 km (0.11 R)
• M5: 3,150,382 km (0.112 R)
• M6: 5,106,075 km (0.096 R)
• M7: 5,659,587 km (0.055 R)
• M8: 6,811,490 km (0.065 R)
• M9: 9,149,705 km (0.069 R)
• M10: 9,626,473 km (0.116 R)
• M11: 10,682,186 km (0.115 R)
• M12: 11,373,477 km (0.096 R)
• M13: 15,288,603 km (0.094 R)
• M14: 15,757,742 km (0.104 R)
• M15: 16,725,042 km (0.12 R)
• M16: 17,878,741 km (0.078 R)
• M17: 19,007,905 km (0.114 R)
• M18: 19,786,712 km (0.097 R)
• M19: 23,116,761 km (0.101 R)
• M20: 25,471,581 km (0.098 R)
• M21: 26,900,839 km (0.079 R)
• M22: 38,193,533 km (0.098 R)
• M23: 44,394,814 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.9

Radius: 8.9

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.16 AU - 10.92 AU

Year: 12315 Days

Day: 8.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,992,474 km

• M1: 114,592 km (0.085 R)
• M2: 408,103 km (0.099 R)
• M3: 750,832 km (0.04 R)
• M4: 1,341,893 km (0.081 R)
• M5: 1,867,281 km (0.095 R)
• M6: 2,823,061 km (0.098 R)
• M7: 3,165,790 km (0.041 R)
• M8: 4,074,896 km (0.101 R)
• M9: 4,590,261 km (0.11 R)
• M10: 14,661,489 km (0.107 R)
• M11: 21,736,870 km (0.092 R)
• M12: 28,203,088 km (0.111 R)
• M13: 30,067,526 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.7

Radius: 3.3

Gravity: 23.3 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 17.88 AU - 19.96 AU

Year: 29618 Days

Day: 20.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,992,474 km

• M1: 42,635 km (0.115 R)
• M2: 189,840 km (0.073 R)
• M3: 320,887 km (0.083 R)
• M4: 551,119 km (0.117 R)
• M5: 927,058 km (0.11 R)
• M6: 1,176,438 km (0.115 R)
• M7: 1,317,060 km (0.087 R)
• M8: 2,074,025 km (0.077 R)
• M9: 4,719,514 km (0.065 R)
• M10: 5,112,208 km (0.112 R)
• M11: 6,084,893 km (0.088 R)
• M12: 7,174,863 km (0.072 R)
• M13: 8,286,675 km (0.117 R)
• M14: 9,788,937 km (0.073 R)
• M15: 10,075,117 km (0.101 R)
• M16: 12,039,786 km (0.11 R)
• M17: 17,446,403 km (0.075 R)
• M18: 23,247,958 km (0.096 R)
• M19: 23,859,664 km (0.056 R)
• M20: 25,221,303 km (0.054 R)
• M21: 25,650,500 km (0.114 R)
• M22: 34,101,134 km (0.075 R)
• M23: 40,317,524 km (0.101 R)
• M24: 49,891,189 km (0.07 R)
• M25: 50,907,407 km (0.096 R)
• M26: 54,572,555 km (0.102 R)
• M27: 61,838,524 km (0.086 R)
• M28: 62,618,378 km (0.086 R)
• M29: 65,600,910 km (0.099 R)
• M30: 67,847,272 km (0.063 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 17,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit