🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.52 AU - 0.56 AU

Year: 181 Days

Day: 40.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 66,769,027 km

• M1: 13,015 km (0.059 R)
• M2: 19,897 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.68 AU - 1.12 AU

Year: 390 Days

Day: 19.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.03 AU - 1.33 AU

Year: 585 Days

Day: 30.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,769,027 km

• M1: 762,052 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.04 AU - 1.64 AU

Year: 708 Days

Day: 32.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.66 AU - 1.7 AU

Year: 994 Days

Day: 27.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,769,027 km

• M1: 39,643 km (0.102 R)
• M2: 1,211,444 km (0.045 R)

Asteroid Belt

Center: 2.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.4

Radius: 9.7

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.03 AU - 3.35 AU

Year: 2014 Days

Day: 10.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,769,027 km

• M1: 121,773 km (0.075 R)
• M2: 459,864 km (0.052 R)
• M3: 884,423 km (0.115 R)
• M4: 2,163,036 km (0.059 R)
• M5: 3,288,909 km (0.076 R)
• M6: 4,532,516 km (0.115 R)
• M7: 4,948,398 km (0.112 R)
• M8: 5,631,013 km (0.111 R)
• M9: 6,302,708 km (0.082 R)
• M10: 9,250,235 km (0.03 R)
• M11: 12,355,288 km (0.047 R)
• M12: 12,661,216 km (0.066 R)
• M13: 13,089,963 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600

Radius: 12.7

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.28 AU - 5.08 AU

Year: 4622 Days

Day: 11.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,769,027 km

• M1: 163,510 km (0.093 R)
• M2: 604,675 km (0.04 R)
• M3: 1,067,979 km (0.104 R)
• M4: 1,665,623 km (0.103 R)
• M5: 3,097,873 km (0.109 R)
• M6: 3,710,626 km (0.06 R)
• M7: 4,147,751 km (0.073 R)
• M8: 4,970,838 km (0.105 R)
• M9: 5,785,099 km (0.06 R)
• M10: 6,254,537 km (0.032 R)
• M11: 7,438,754 km (0.077 R)
• M12: 9,548,234 km (0.116 R)
• M13: 11,070,542 km (0.099 R)
• M14: 12,994,969 km (0.077 R)
• M15: 14,325,343 km (0.088 R)
• M16: 15,688,478 km (0.093 R)
• M17: 18,545,498 km (0.08 R)
• M18: 19,117,411 km (0.096 R)
• M19: 20,904,058 km (0.084 R)
• M20: 23,162,837 km (0.119 R)
• M21: 24,883,661 km (0.109 R)
• M22: 25,657,980 km (0.118 R)
• M23: 27,010,943 km (0.07 R)

Asteroid Belt

Center: 7.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.9

Radius: 7.5

Gravity: 13.56 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 8.21 AU - 12.83 AU

Year: 15578 Days

Day: 19.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,769,027 km

• M1: 93,199 km (0.085 R)
• M2: 376,687 km (0.108 R)
• M3: 1,003,503 km (0.118 R)
• M4: 1,495,081 km (0.117 R)
• M5: 2,340,159 km (0.086 R)
• M6: 2,903,246 km (0.07 R)
• M7: 3,230,117 km (0.116 R)
• M8: 3,780,937 km (0.115 R)
• M9: 4,962,909 km (0.115 R)
• M10: 5,811,728 km (0.077 R)
• M11: 12,441,157 km (0.116 R)
• M12: 13,373,601 km (0.093 R)
• M13: 14,931,663 km (0.087 R)
• M14: 15,301,917 km (0.092 R)
• M15: 15,830,746 km (0.059 R)
• M16: 17,165,458 km (0.061 R)
• M17: 19,701,292 km (0.074 R)
• M18: 22,187,907 km (0.037 R)
• M19: 24,058,180 km (0.071 R)
• M20: 25,396,931 km (0.085 R)
• M21: 29,131,792 km (0.085 R)
• M22: 30,890,165 km (0.099 R)
• M23: 33,468,933 km (0.106 R)
• M24: 33,848,613 km (0.12 R)
• M25: 36,187,725 km (0.095 R)
• M26: 40,752,106 km (0.098 R)
• M27: 44,607,841 km (0.083 R)
• M28: 46,153,337 km (0.085 R)
• M29: 49,678,461 km (0.078 R)
• M30: 53,551,550 km (0.057 R)
• M31: 55,473,134 km (0.083 R)
• M32: 57,079,068 km (0.079 R)
• M33: 57,621,210 km (0.084 R)
• M34: 65,972,063 km (0.085 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: 384 - 16,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit