🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.53 AU - 0.57 AU

Year: 151 Days

Day: 12.8 Hours

Environment

Temp: 223 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,975,017 km

• M1: 90,656 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.84 AU - 1.26 AU

Year: 399 Days

Day: 12.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.33 AU - 3.07 AU

Year: 1645 Days

Day: 32.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.65 AU - 3.07 AU

Year: 1794 Days

Day: 20.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.69 AU - 3.91 AU

Year: 2223 Days

Day: 14.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.4

Radius: 14.6

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.02 AU - 5.48 AU

Year: 3839 Days

Day: 6.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,975,017 km

• M1: 181,612 km (0.045 R)
• M2: 880,383 km (0.098 R)
• M3: 2,148,076 km (0.095 R)
• M4: 2,681,691 km (0.043 R)
• M5: 4,103,769 km (0.097 R)
• M6: 4,616,590 km (0.103 R)
• M7: 5,244,901 km (0.101 R)
• M8: 8,930,993 km (0.084 R)
• M9: 10,290,838 km (0.088 R)
• M10: 12,739,156 km (0.07 R)
• M11: 13,838,401 km (0.063 R)
• M12: 14,703,825 km (0.116 R)
• M13: 15,553,840 km (0.101 R)
• M14: 16,489,425 km (0.11 R)
• M15: 17,572,663 km (0.095 R)
• M16: 18,760,620 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.1

Radius: 10.6

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.42 AU - 8.72 AU

Year: 6972 Days

Day: 5.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,975,017 km

• M1: 132,095 km (0.103 R)
• M2: 503,546 km (0.052 R)
• M3: 896,540 km (0.087 R)
• M4: 1,362,238 km (0.106 R)
• M5: 1,701,975 km (0.066 R)
• M6: 2,520,724 km (0.111 R)
• M7: 2,914,915 km (0.08 R)
• M8: 3,259,738 km (0.089 R)
• M9: 3,853,641 km (0.064 R)
• M10: 4,325,024 km (0.072 R)
• M11: 4,893,496 km (0.079 R)
• M12: 5,872,464 km (0.067 R)
• M13: 6,977,394 km (0.087 R)
• M14: 7,923,900 km (0.031 R)
• M15: 9,088,819 km (0.093 R)
• M16: 11,917,565 km (0.086 R)
• M17: 15,350,836 km (0.034 R)
• M18: 19,168,723 km (0.106 R)
• M19: 20,937,868 km (0.115 R)
• M20: 21,984,753 km (0.109 R)
• M21: 22,897,450 km (0.064 R)
• M22: 23,320,662 km (0.068 R)
• M23: 25,424,757 km (0.036 R)
• M24: 26,709,054 km (0.089 R)
• M25: 27,272,589 km (0.088 R)
• M26: 27,939,946 km (0.12 R)
• M27: 29,706,098 km (0.054 R)
• M28: 30,514,375 km (0.055 R)
• M29: 31,130,270 km (0.117 R)
• M30: 35,675,651 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.3

Radius: 9.3

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.97 AU - 12.53 AU

Year: 13071 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,975,017 km

• M1: 127,457 km (0.106 R)
• M2: 482,603 km (0.059 R)
• M3: 846,574 km (0.113 R)
• M4: 1,148,762 km (0.046 R)
• M5: 2,614,821 km (0.096 R)
• M6: 3,481,591 km (0.11 R)
• M7: 4,310,214 km (0.106 R)
• M8: 4,624,669 km (0.084 R)
• M9: 5,264,648 km (0.043 R)
• M10: 5,810,680 km (0.066 R)
• M11: 6,434,204 km (0.05 R)
• M12: 7,144,944 km (0.119 R)
• M13: 7,723,140 km (0.115 R)
• M14: 8,525,732 km (0.066 R)
• M15: 9,540,006 km (0.104 R)
• M16: 9,913,402 km (0.098 R)
• M17: 11,928,785 km (0.095 R)
• M18: 12,299,787 km (0.045 R)
• M19: 14,760,971 km (0.061 R)
• M20: 16,219,551 km (0.085 R)
• M21: 17,612,457 km (0.105 R)
• M22: 17,932,596 km (0.08 R)
• M23: 18,419,836 km (0.116 R)
• M24: 20,370,443 km (0.051 R)
• M25: 22,736,782 km (0.034 R)
• M26: 25,280,544 km (0.107 R)
• M27: 30,350,117 km (0.092 R)
• M28: 31,745,416 km (0.119 R)
• M29: 32,458,848 km (0.028 R)
• M30: 36,835,185 km (0.089 R)
• M31: 56,177,292 km (0.055 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 18,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit