🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.62 AU - 0.64 AU

Year: 181 Days

Day: 33.9 Hours

Environment

Temp: 232 °C

Axial Tilt: 138.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.73 AU - 0.95 AU

Year: 278 Days

Day: 41.6 Hours

Environment

Temp: 98 °C

Axial Tilt: 60.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1 AU - 1.14 AU

Year: 400 Days

Day: 18.4 Hours

Environment

Temp: 32 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.25 AU - 1.27 AU

Year: 512 Days

Day: 17.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.84 AU - 1.94 AU

Year: 940 Days

Day: 16.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.09 AU - 3.05 AU

Year: 1490 Days

Day: 29.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,457,870 km

• M1: 1,559,707 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.9

Radius: 15

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.83 AU - 6.65 AU

Year: 4973 Days

Day: 10.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,457,870 km

• M1: 186,549 km (0.108 R)
• M2: 717,172 km (0.054 R)
• M3: 1,264,850 km (0.109 R)
• M4: 2,344,797 km (0.06 R)
• M5: 4,020,892 km (0.113 R)
• M6: 6,396,057 km (0.097 R)
• M7: 6,959,293 km (0.066 R)
• M8: 7,521,482 km (0.118 R)
• M9: 8,403,660 km (0.096 R)
• M10: 9,512,330 km (0.065 R)
• M11: 10,630,275 km (0.084 R)
• M12: 13,028,329 km (0.028 R)
• M13: 16,393,533 km (0.035 R)
• M14: 16,976,366 km (0.072 R)
• M15: 22,935,897 km (0.042 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.2

Radius: 14.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.7 AU - 8.04 AU

Year: 7985 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,457,870 km

• M1: 181,761 km (0.102 R)
• M2: 639,830 km (0.092 R)
• M3: 1,196,633 km (0.074 R)
• M4: 2,021,217 km (0.09 R)
• M5: 2,791,047 km (0.071 R)
• M6: 3,468,726 km (0.112 R)
• M7: 5,914,651 km (0.076 R)
• M8: 6,818,372 km (0.104 R)
• M9: 7,772,357 km (0.086 R)
• M10: 9,121,431 km (0.1 R)
• M11: 9,852,067 km (0.102 R)
• M12: 10,376,856 km (0.03 R)
• M13: 10,870,080 km (0.059 R)
• M14: 12,064,320 km (0.119 R)
• M15: 13,172,392 km (0.111 R)
• M16: 15,977,950 km (0.096 R)
• M17: 17,109,060 km (0.03 R)
• M18: 18,435,694 km (0.098 R)
• M19: 20,901,366 km (0.094 R)
• M20: 21,530,724 km (0.08 R)
• M21: 24,090,044 km (0.064 R)
• M22: 25,133,190 km (0.059 R)
• M23: 31,008,647 km (0.091 R)
• M24: 32,661,554 km (0.103 R)
• M25: 40,225,371 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.4

Radius: 6.5

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 13.78 AU - 13.92 AU

Year: 18641 Days

Day: 20.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,457,870 km

• M1: 81,232 km (0.084 R)
• M2: 463,305 km (0.05 R)
• M3: 1,230,592 km (0.101 R)
• M4: 1,963,173 km (0.053 R)
• M5: 2,544,959 km (0.078 R)
• M6: 3,000,484 km (0.12 R)
• M7: 3,824,470 km (0.105 R)
• M8: 4,245,139 km (0.117 R)
• M9: 4,949,745 km (0.068 R)
• M10: 6,167,771 km (0.07 R)
• M11: 10,038,167 km (0.096 R)
• M12: 12,027,968 km (0.04 R)
• M13: 15,833,887 km (0.047 R)
• M14: 17,892,653 km (0.114 R)
• M15: 18,590,527 km (0.026 R)
• M16: 20,708,684 km (0.114 R)
• M17: 22,443,570 km (0.111 R)
• M18: 26,998,526 km (0.091 R)
• M19: 27,505,812 km (0.053 R)
• M20: 31,682,585 km (0.043 R)
• M21: 32,474,407 km (0.074 R)
• M22: 33,511,868 km (0.106 R)
• M23: 35,289,839 km (0.113 R)
• M24: 36,140,602 km (0.039 R)
• M25: 36,756,646 km (0.063 R)
• M26: 39,942,332 km (0.119 R)
• M27: 43,169,158 km (0.071 R)
• M28: 44,563,560 km (0.084 R)
• M29: 44,846,001 km (0.07 R)
• M30: 45,557,189 km (0.088 R)
• M31: 48,776,535 km (0.055 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 16,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit