🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.47 AU - 0.63 AU

Year: 179 Days

Day: 39.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.42 AU - 0.7 AU

Year: 184 Days

Day: 26.7 Hours

Environment

Temp: 35 °C

Axial Tilt: 177.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.5 AU - 0.66 AU

Year: 194 Days

Day: 33.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.6 AU - 0.72 AU

Year: 236 Days

Day: 27.6 Hours

Environment

Temp: -15 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 86,592,232 km

• M1: 67,020 km (0.074 R)
• M2: 82,728 km (0.095 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.74 AU - 1.14 AU

Year: 401 Days

Day: 14.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 90.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.3 AU - 2.1 AU

Year: 975 Days

Day: 45.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.9 AU - 2.92 AU

Year: 1645 Days

Day: 39.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,592,232 km

• M1: 107,262 km (0.086 R)
• M2: 2,082,552 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.8

Radius: 9

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.07 AU - 3.85 AU

Year: 2830 Days

Day: 5.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,592,232 km

• M1: 111,899 km (0.11 R)
• M2: 436,975 km (0.103 R)
• M3: 2,386,086 km (0.099 R)
• M4: 2,754,695 km (0.075 R)
• M5: 3,051,946 km (0.073 R)
• M6: 3,504,330 km (0.103 R)
• M7: 4,324,725 km (0.045 R)
• M8: 4,769,928 km (0.045 R)
• M9: 5,245,500 km (0.119 R)
• M10: 6,757,485 km (0.117 R)
• M11: 7,758,295 km (0.059 R)
• M12: 8,233,568 km (0.029 R)
• M13: 8,918,726 km (0.082 R)
• M14: 9,913,552 km (0.116 R)
• M15: 10,580,758 km (0.073 R)
• M16: 12,844,473 km (0.052 R)
• M17: 13,383,624 km (0.101 R)
• M18: 15,000,777 km (0.032 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.7

Radius: 14.6

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.26 AU - 4.16 AU

Year: 3142 Days

Day: 6.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,592,232 km

• M1: 181,612 km (0.117 R)
• M2: 819,348 km (0.082 R)
• M3: 1,904,979 km (0.085 R)
• M4: 2,910,127 km (0.099 R)
• M5: 3,542,926 km (0.079 R)
• M6: 5,039,354 km (0.109 R)
• M7: 5,717,930 km (0.025 R)
• M8: 7,446,234 km (0.097 R)
• M9: 10,030,836 km (0.086 R)
• M10: 11,399,507 km (0.047 R)
• M11: 12,305,173 km (0.079 R)
• M12: 13,634,051 km (0.116 R)
• M13: 15,725,878 km (0.108 R)
• M14: 16,576,342 km (0.07 R)
• M15: 18,837,364 km (0.118 R)
• M16: 19,797,034 km (0.093 R)
• M17: 20,350,995 km (0.025 R)
• M18: 21,169,295 km (0.107 R)
• M19: 21,683,912 km (0.075 R)

Asteroid Belt

Center: 8.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.6

Radius: 6.9

Gravity: 15.39 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 12.49 AU - 15.87 AU

Year: 23479 Days

Day: 23.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,592,232 km

• M1: 85,869 km (0.11 R)
• M2: 1,084,435 km (0.06 R)
• M3: 1,904,530 km (0.035 R)
• M4: 2,613,325 km (0.06 R)
• M5: 3,166,389 km (0.115 R)
• M6: 4,503,195 km (0.108 R)
• M7: 5,457,779 km (0.113 R)
• M8: 6,268,749 km (0.102 R)
• M9: 7,454,761 km (0.077 R)
• M10: 17,493,526 km (0.095 R)
• M11: 22,235,629 km (0.118 R)
• M12: 23,515,140 km (0.103 R)
• M13: 28,751,813 km (0.119 R)
• M14: 29,757,560 km (0.071 R)
• M15: 35,425,225 km (0.1 R)
• M16: 35,711,854 km (0.117 R)
• M17: 39,119,095 km (0.103 R)
• M18: 55,686,611 km (0.101 R)
• M19: 64,631,965 km (0.107 R)
• M20: 66,790,513 km (0.108 R)
• M21: 74,959,155 km (0.071 R)
• M22: 79,282,384 km (0.033 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: 231 - 14,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit