🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.72 AU - 0.9 AU

Year: 272 Days

Day: 44.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.03 AU - 1.53 AU

Year: 540 Days

Day: 47.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,075,479 km

• M1: 1,118,992 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.29 AU - 1.55 AU

Year: 631 Days

Day: 19.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,075,479 km

• M1: 585,376 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.36 AU - 1.94 AU

Year: 790 Days

Day: 25 Hours

Environment

Temp: -63 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,075,479 km

• M1: 63,579 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.75 AU - 2.49 AU

Year: 1151 Days

Day: 17.8 Hours

Environment

Temp: -83 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,075,479 km

• M1: 321,635 km (0.072 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.06 AU - 4.1 AU

Year: 3072 Days

Day: 18.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,075,479 km

• M1: 68,217 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.7

Radius: 14.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.85 AU - 4.87 AU

Year: 3994 Days

Day: 7 Hours

Environment

Temp: -136 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,075,479 km

• M1: 185,352 km (0.07 R)
• M2: 707,149 km (0.09 R)
• M3: 1,180,178 km (0.049 R)
• M4: 2,264,912 km (0.088 R)
• M5: 3,101,313 km (0.088 R)
• M6: 3,899,717 km (0.098 R)
• M7: 4,568,121 km (0.053 R)
• M8: 5,131,805 km (0.058 R)
• M9: 6,136,355 km (0.118 R)
• M10: 7,044,265 km (0.118 R)
• M11: 9,014,917 km (0.073 R)
• M12: 10,067,189 km (0.108 R)
• M13: 11,113,027 km (0.069 R)
• M14: 12,184,298 km (0.067 R)
• M15: 13,032,069 km (0.059 R)
• M16: 13,569,424 km (0.119 R)
• M17: 15,486,072 km (0.076 R)
• M18: 15,978,399 km (0.085 R)
• M19: 18,234,185 km (0.093 R)
• M20: 18,783,509 km (0.074 R)
• M21: 21,025,831 km (0.071 R)
• M22: 22,177,136 km (0.065 R)
• M23: 25,276,655 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.7

Radius: 12.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.24 AU - 5.78 AU

Year: 4180 Days

Day: 14.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,075,479 km

• M1: 160,519 km (0.086 R)
• M2: 1,075,160 km (0.067 R)
• M3: 1,552,676 km (0.074 R)
• M4: 2,003,265 km (0.1 R)
• M5: 2,838,769 km (0.096 R)
• M6: 3,374,180 km (0.064 R)
• M7: 3,874,585 km (0.044 R)
• M8: 4,336,693 km (0.047 R)
• M9: 5,708,505 km (0.06 R)
• M10: 7,670,032 km (0.094 R)
• M11: 8,164,603 km (0.118 R)
• M12: 8,715,722 km (0.118 R)
• M13: 9,181,569 km (0.092 R)
• M14: 10,761,173 km (0.09 R)
• M15: 12,970,435 km (0.084 R)
• M16: 14,353,766 km (0.066 R)
• M17: 14,802,410 km (0.112 R)
• M18: 17,581,191 km (0.069 R)
• M19: 20,066,310 km (0.026 R)
• M20: 20,502,239 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.7

Radius: 5.5

Gravity: 19.2 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 12.22 AU - 17.44 AU

Year: 21290 Days

Day: 16.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,075,479 km

• M1: 103,971 km (0.108 R)
• M2: 969,095 km (0.067 R)
• M3: 1,371,513 km (0.081 R)
• M4: 3,424,146 km (0.12 R)
• M5: 3,715,712 km (0.048 R)
• M6: 5,585,984 km (0.109 R)
• M7: 7,087,349 km (0.043 R)
• M8: 8,209,034 km (0.044 R)
• M9: 12,077,186 km (0.058 R)
• M10: 12,684,403 km (0.118 R)
• M11: 15,008,107 km (0.11 R)
• M12: 16,843,673 km (0.089 R)
• M13: 22,830,430 km (0.041 R)
• M14: 25,031,763 km (0.102 R)
• M15: 26,801,057 km (0.101 R)
• M16: 27,027,847 km (0.073 R)
• M17: 27,370,576 km (0.111 R)
• M18: 33,780,695 km (0.098 R)
• M19: 38,616,147 km (0.096 R)
• M20: 39,930,215 km (0.1 R)
• M21: 44,208,564 km (0.101 R)
• M22: 62,567,065 km (0.091 R)
• M23: 66,637,474 km (0.114 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 14,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit