🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.01 AU - 1.39 AU

Year: 469 Days

Day: 43.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.49 AU - 1.95 AU

Year: 804 Days

Day: 13.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,019,183 km

• M1: 40,242 km (0.12 R)
• M2: 219,460 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.64 AU - 2.44 AU

Year: 1039 Days

Day: 29.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,019,183 km

• M1: 37,549 km (0.081 R)
• M2: 638,633 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.93 AU - 2.43 AU

Year: 1147 Days

Day: 23.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,019,183 km

• M1: 786,586 km (0.118 R)

Asteroid Belt

Center: 4.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.4

Radius: 13.6

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.42 AU - 7.14 AU

Year: 6293 Days

Day: 11.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,019,183 km

• M1: 169,345 km (0.095 R)
• M2: 821,143 km (0.111 R)
• M3: 1,407,417 km (0.106 R)
• M4: 3,010,508 km (0.115 R)
• M5: 4,182,607 km (0.119 R)
• M6: 5,384,775 km (0.066 R)
• M7: 7,037,233 km (0.034 R)
• M8: 8,053,751 km (0.115 R)
• M9: 8,616,688 km (0.049 R)
• M10: 9,165,712 km (0.066 R)
• M11: 9,654,897 km (0.064 R)
• M12: 11,090,737 km (0.032 R)
• M13: 12,318,936 km (0.063 R)
• M14: 13,221,011 km (0.109 R)
• M15: 14,601,201 km (0.025 R)
• M16: 16,548,516 km (0.087 R)
• M17: 18,086,981 km (0.042 R)
• M18: 19,252,348 km (0.081 R)
• M19: 20,883,414 km (0.09 R)
• M20: 22,531,085 km (0.061 R)
• M21: 24,808,712 km (0.034 R)
• M22: 25,761,352 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.4

Radius: 12.4

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.64 AU - 14.2 AU

Year: 15602 Days

Day: 14.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,019,183 km

• M1: 197,768 km (0.073 R)
• M2: 3,053,741 km (0.117 R)
• M3: 3,783,929 km (0.091 R)
• M4: 4,504,242 km (0.088 R)
• M5: 7,013,447 km (0.111 R)
• M6: 7,965,189 km (0.037 R)
• M7: 13,795,168 km (0.095 R)
• M8: 15,146,934 km (0.118 R)
• M9: 23,914,716 km (0.055 R)
• M10: 29,847,468 km (0.109 R)
• M11: 36,065,803 km (0.113 R)
• M12: 39,014,227 km (0.073 R)
• M13: 44,088,886 km (0.07 R)
• M14: 45,241,238 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.7

Radius: 12

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.05 AU - 15.43 AU

Year: 16209 Days

Day: 5.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,019,183 km

• M1: 149,448 km (0.107 R)
• M2: 742,604 km (0.071 R)
• M3: 1,161,777 km (0.045 R)
• M4: 1,830,180 km (0.085 R)
• M5: 2,423,486 km (0.116 R)
• M6: 3,552,201 km (0.104 R)
• M7: 5,149,458 km (0.087 R)
• M8: 6,510,200 km (0.099 R)
• M9: 7,462,839 km (0.073 R)
• M10: 8,402,763 km (0.115 R)
• M11: 13,597,250 km (0.101 R)
• M12: 16,491,669 km (0.064 R)
• M13: 18,606,235 km (0.098 R)
• M14: 28,295,689 km (0.053 R)
• M15: 29,239,053 km (0.052 R)
• M16: 30,693,294 km (0.092 R)
• M17: 32,964,190 km (0.029 R)
• M18: 33,876,887 km (0.094 R)
• M19: 35,345,040 km (0.108 R)
• M20: 41,794,803 km (0.094 R)
• M21: 47,323,192 km (0.08 R)
• M22: 52,082,648 km (0.107 R)
• M23: 62,937,919 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.6

Radius: 7.4

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 12.86 AU - 13.98 AU

Year: 17524 Days

Day: 21.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,019,183 km

• M1: 117,434 km (0.112 R)
• M2: 872,904 km (0.105 R)
• M3: 2,794,638 km (0.063 R)
• M4: 4,143,113 km (0.107 R)
• M5: 4,445,301 km (0.116 R)
• M6: 8,237,008 km (0.057 R)
• M7: 12,417,521 km (0.108 R)
• M8: 13,897,642 km (0.114 R)
• M9: 16,370,196 km (0.041 R)
• M10: 20,563,125 km (0.102 R)
• M11: 28,544,022 km (0.06 R)
• M12: 28,979,052 km (0.115 R)
• M13: 29,862,129 km (0.069 R)
• M14: 41,481,994 km (0.077 R)
• M15: 56,128,523 km (0.11 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 12,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit