🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.67 AU - 0.71 AU

Year: 256 Days

Day: 19.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.6 AU - 0.86 AU

Year: 278 Days

Day: 46.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.71 AU - 0.97 AU

Year: 344 Days

Day: 15.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 144.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.82 AU - 1.26 AU

Year: 473 Days

Day: 43.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.46 AU - 2.2 AU

Year: 1105 Days

Day: 32.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 18,771,115 km

• M1: 671,994 km (0.051 R)
• M2: 1,535,921 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.2

Radius: 11.6

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.32 AU - 3.02 AU

Year: 1947 Days

Day: 11.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,771,115 km

• M1: 144,212 km (0.053 R)
• M2: 732,132 km (0.101 R)
• M3: 1,181,823 km (0.058 R)
• M4: 1,631,514 km (0.118 R)
• M5: 2,345,844 km (0.115 R)
• M6: 3,593,939 km (0.113 R)
• M7: 4,847,869 km (0.105 R)
• M8: 5,516,721 km (0.081 R)
• M9: 5,898,046 km (0.09 R)
• M10: 7,345,854 km (0.114 R)
• M11: 8,476,215 km (0.051 R)
• M12: 10,783,463 km (0.106 R)
• M13: 11,535,043 km (0.086 R)
• M14: 12,241,145 km (0.109 R)
• M15: 13,059,146 km (0.057 R)
• M16: 13,567,180 km (0.086 R)
• M17: 16,018,641 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.2

Radius: 13.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.24 AU - 3.42 AU

Year: 2124 Days

Day: 8.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,771,115 km

• M1: 185,801 km (0.064 R)
• M2: 764,146 km (0.101 R)
• M3: 1,277,267 km (0.056 R)
• M4: 1,795,623 km (0.117 R)
• M5: 2,442,335 km (0.106 R)
• M6: 3,854,688 km (0.12 R)
• M7: 6,463,226 km (0.103 R)
• M8: 7,494,255 km (0.097 R)
• M9: 9,752,285 km (0.079 R)
• M10: 11,002,026 km (0.098 R)
• M11: 13,332,013 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.3

Radius: 10.6

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.15 AU - 3.59 AU

Year: 2761 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,771,115 km

• M1: 138,677 km (0.069 R)
• M2: 1,405,622 km (0.092 R)
• M3: 2,185,774 km (0.116 R)
• M4: 2,694,108 km (0.104 R)
• M5: 5,184,314 km (0.053 R)
• M6: 5,973,593 km (0.073 R)
• M7: 7,762,185 km (0.116 R)
• M8: 9,651,905 km (0.089 R)
• M9: 10,598,710 km (0.065 R)
• M10: 11,239,438 km (0.103 R)
• M11: 12,795,106 km (0.036 R)
• M12: 13,398,733 km (0.108 R)
• M13: 13,811,474 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.5

Radius: 10.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.16 AU - 3.78 AU

Year: 2884 Days

Day: 6.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 18,771,115 km

• M1: 133,142 km (0.066 R)
• M2: 682,914 km (0.069 R)
• M3: 1,147,715 km (0.074 R)
• M4: 1,543,700 km (0.08 R)
• M5: 1,900,342 km (0.08 R)
• M6: 2,325,798 km (0.106 R)
• M7: 2,678,849 km (0.109 R)
• M8: 3,250,911 km (0.065 R)
• M9: 3,769,567 km (0.077 R)
• M10: 4,618,236 km (0.07 R)
• M11: 5,181,023 km (0.091 R)
• M12: 5,589,425 km (0.092 R)
• M13: 6,282,512 km (0.07 R)
• M14: 7,747,075 km (0.11 R)
• M15: 8,641,970 km (0.057 R)
• M16: 8,977,817 km (0.1 R)
• M17: 10,038,017 km (0.051 R)
• M18: 11,538,783 km (0.117 R)
• M19: 12,321,778 km (0.101 R)
• M20: 13,316,604 km (0.118 R)
• M21: 13,856,503 km (0.078 R)
• M22: 14,836,369 km (0.118 R)
• M23: 15,762,230 km (0.073 R)
• M24: 16,264,729 km (0.119 R)
• M25: 16,881,821 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 12,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit