🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.12 AU - 1.18 AU

Year: 465 Days

Day: 25.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,964,204 km

• M1: 860,038 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.89 AU - 1.47 AU

Year: 483 Days

Day: 36.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 157.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.34 AU - 2.68 AU

Year: 1498 Days

Day: 34.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.64 AU - 2.74 AU

Year: 1662 Days

Day: 22.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.08 AU - 4.1 AU

Year: 2563 Days

Day: 22.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.9

Radius: 14.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.38 AU - 5.22 AU

Year: 3962 Days

Day: 8.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,964,204 km

• M1: 180,864 km (0.083 R)
• M2: 800,648 km (0.076 R)
• M3: 1,336,807 km (0.077 R)
• M4: 1,856,360 km (0.117 R)
• M5: 2,499,930 km (0.107 R)
• M6: 3,551,753 km (0.101 R)
• M7: 4,314,103 km (0.083 R)
• M8: 5,122,081 km (0.082 R)
• M9: 5,848,379 km (0.111 R)
• M10: 6,425,528 km (0.12 R)
• M11: 6,889,431 km (0.056 R)
• M12: 7,803,175 km (0.101 R)
• M13: 8,417,872 km (0.109 R)
• M14: 9,034,814 km (0.112 R)
• M15: 9,587,279 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.8

Radius: 14.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.3 AU - 6.64 AU

Year: 5495 Days

Day: 11.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,964,204 km

• M1: 179,218 km (0.068 R)
• M2: 683,363 km (0.113 R)
• M3: 1,233,285 km (0.08 R)
• M4: 2,271,344 km (0.11 R)
• M5: 3,768,670 km (0.098 R)
• M6: 4,668,202 km (0.075 R)
• M7: 5,263,152 km (0.116 R)
• M8: 7,737,950 km (0.105 R)
• M9: 9,230,787 km (0.056 R)
• M10: 10,600,954 km (0.057 R)
• M11: 13,281,299 km (0.105 R)
• M12: 14,642,939 km (0.109 R)
• M13: 15,695,509 km (0.078 R)
• M14: 17,216,770 km (0.064 R)
• M15: 20,619,523 km (0.059 R)
• M16: 21,941,520 km (0.098 R)
• M17: 24,908,644 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.8

Radius: 8.5

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.04 AU - 8.8 AU

Year: 8397 Days

Day: 14.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,964,204 km

• M1: 109,057 km (0.091 R)
• M2: 383,719 km (0.053 R)
• M3: 749,336 km (0.112 R)
• M4: 1,135,298 km (0.073 R)
• M5: 1,859,053 km (0.109 R)
• M6: 2,861,209 km (0.103 R)
• M7: 7,215,853 km (0.102 R)
• M8: 7,545,567 km (0.099 R)
• M9: 8,164,304 km (0.095 R)
• M10: 9,979,824 km (0.066 R)
• M11: 12,095,287 km (0.099 R)
• M12: 13,828,678 km (0.049 R)
• M13: 14,807,197 km (0.05 R)
• M14: 17,661,674 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.9

Radius: 7

Gravity: 19.12 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.57 AU - 15.17 AU

Year: 16390 Days

Day: 24.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,964,204 km

• M1: 87,066 km (0.051 R)
• M2: 307,723 km (0.085 R)
• M3: 651,798 km (0.097 R)
• M4: 1,269,338 km (0.11 R)
• M5: 1,691,503 km (0.111 R)
• M6: 2,022,563 km (0.11 R)
• M7: 2,266,707 km (0.104 R)
• M8: 2,741,979 km (0.036 R)
• M9: 5,560,403 km (0.106 R)
• M10: 6,685,379 km (0.12 R)
• M11: 7,138,212 km (0.1 R)
• M12: 7,563,070 km (0.034 R)
• M13: 7,905,051 km (0.091 R)
• M14: 13,840,645 km (0.053 R)
• M15: 15,182,837 km (0.105 R)
• M16: 18,297,166 km (0.101 R)
• M17: 18,736,236 km (0.09 R)
• M18: 21,133,990 km (0.092 R)
• M19: 27,661,544 km (0.062 R)
• M20: 32,007,960 km (0.045 R)
• M21: 35,551,635 km (0.11 R)
• M22: 36,511,305 km (0.102 R)
• M23: 38,196,525 km (0.104 R)
• M24: 38,625,871 km (0.093 R)
• M25: 39,493,987 km (0.114 R)
• M26: 40,227,316 km (0.096 R)
• M27: 44,819,372 km (0.053 R)
• M28: 53,585,209 km (0.116 R)
• M29: 67,721,460 km (0.091 R)
• M30: 70,046,211 km (0.051 R)
• M31: 71,552,961 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 16,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit