🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.41 AU - 0.61 AU

Year: 132 Days

Day: 23.2 Hours

Environment

Temp: 210 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,535,384 km

• M1: 47,572 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.88 AU - 0.98 AU

Year: 324 Days

Day: 32.9 Hours

Environment

Temp: 111 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,535,384 km

• M1: 74,799 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.92 AU - 1.1 AU

Year: 367 Days

Day: 44.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.9 AU - 1.24 AU

Year: 400 Days

Day: 43.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 47,535,384 km

• M1: 75,996 km (0.109 R)
• M2: 422,764 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.26 AU - 1.7 AU

Year: 651 Days

Day: 23.5 Hours

Environment

Temp: -23 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.41 AU - 2.21 AU

Year: 881 Days

Day: 22.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,535,384 km

• M1: 86,468 km (0.053 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.04 AU - 4.98 AU

Year: 2904 Days

Day: 18.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,535,384 km

• M1: 51,462 km (0.105 R)

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.3

Radius: 10

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.69 AU - 6.21 AU

Year: 4601 Days

Day: 6.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 96.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,535,384 km

• M1: 125,213 km (0.066 R)
• M2: 481,855 km (0.045 R)
• M3: 917,484 km (0.113 R)
• M4: 1,459,178 km (0.081 R)
• M5: 3,688,036 km (0.101 R)
• M6: 4,099,580 km (0.054 R)
• M7: 7,552,299 km (0.115 R)
• M8: 7,864,809 km (0.096 R)
• M9: 8,616,538 km (0.115 R)
• M10: 12,109,499 km (0.067 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806

Radius: 12.7

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 6.65 AU - 9.25 AU

Year: 8107 Days

Day: 5.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,535,384 km

• M1: 160,818 km (0.098 R)
• M2: 684,410 km (0.113 R)
• M3: 1,089,671 km (0.108 R)
• M4: 2,086,292 km (0.044 R)
• M5: 2,582,508 km (0.113 R)
• M6: 2,984,627 km (0.115 R)
• M7: 7,137,763 km (0.07 R)
• M8: 8,535,456 km (0.101 R)
• M9: 8,979,313 km (0.095 R)
• M10: 10,963,579 km (0.108 R)
• M11: 13,342,634 km (0.06 R)
• M12: 14,684,527 km (0.054 R)
• M13: 15,781,678 km (0.03 R)
• M14: 18,430,906 km (0.1 R)
• M15: 21,853,706 km (0.067 R)
• M16: 23,801,919 km (0.066 R)
• M17: 28,628,844 km (0.069 R)
• M18: 29,224,692 km (0.056 R)
• M19: 33,411,039 km (0.086 R)
• M20: 36,568,751 km (0.108 R)
• M21: 40,539,677 km (0.099 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.5

Radius: 8

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.57 AU - 12.27 AU

Year: 12164 Days

Day: 5.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,535,384 km

• M1: 100,829 km (0.097 R)
• M2: 429,944 km (0.104 R)
• M3: 1,835,416 km (0.12 R)
• M4: 3,022,924 km (0.113 R)
• M5: 3,870,995 km (0.09 R)
• M6: 5,993,489 km (0.092 R)
• M7: 7,486,177 km (0.104 R)
• M8: 8,034,752 km (0.105 R)
• M9: 9,645,024 km (0.117 R)
• M10: 10,294,428 km (0.034 R)
• M11: 14,175,595 km (0.115 R)
• M12: 14,949,166 km (0.119 R)
• M13: 17,657,635 km (0.102 R)
• M14: 18,704,970 km (0.115 R)
• M15: 19,713,858 km (0.117 R)
• M16: 21,503,348 km (0.115 R)
• M17: 25,778,555 km (0.093 R)
• M18: 33,766,334 km (0.078 R)
• M19: 34,795,717 km (0.11 R)
• M20: 36,796,887 km (0.053 R)
• M21: 46,126,559 km (0.073 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 16,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit