🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.5 AU - 0.62 AU

Year: 177 Days

Day: 46.4 Hours

Environment

Temp: 112 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.65 AU - 0.71 AU

Year: 236 Days

Day: 31.7 Hours

Environment

Temp: -0 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.82 AU - 1.14 AU

Year: 409 Days

Day: 47 Hours

Environment

Temp: -50 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,219,427 km

• M1: 82,129 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.35 AU - 1.35 AU

Year: 662 Days

Day: 26.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.43 AU - 2.17 AU

Year: 1019 Days

Day: 22.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.05 AU - 2.31 AU

Year: 1358 Days

Day: 29.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.8

Radius: 12.5

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.95 AU - 4.87 AU

Year: 3261 Days

Day: 6.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,219,427 km

• M1: 155,582 km (0.054 R)
• M2: 739,313 km (0.088 R)
• M3: 1,202,168 km (0.089 R)
• M4: 2,939,449 km (0.066 R)
• M5: 3,457,955 km (0.099 R)
• M6: 5,634,005 km (0.108 R)
• M7: 6,837,819 km (0.12 R)
• M8: 8,565,974 km (0.064 R)
• M9: 10,695,799 km (0.102 R)
• M10: 11,523,075 km (0.111 R)
• M11: 11,929,533 km (0.108 R)
• M12: 12,392,388 km (0.058 R)
• M13: 15,264,219 km (0.091 R)
• M14: 15,755,049 km (0.099 R)
• M15: 17,349,912 km (0.085 R)
• M16: 18,125,876 km (0.056 R)
• M17: 19,301,566 km (0.074 R)
• M18: 21,463,405 km (0.054 R)

Asteroid Belt

Center: 6.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.6

Radius: 13.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.62 AU - 9.66 AU

Year: 11654 Days

Day: 10.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,219,427 km

• M1: 167,849 km (0.118 R)
• M2: 948,899 km (0.113 R)
• M3: 1,434,494 km (0.096 R)
• M4: 2,579,815 km (0.087 R)
• M5: 3,019,783 km (0.116 R)
• M6: 3,726,034 km (0.111 R)
• M7: 6,415,505 km (0.105 R)
• M8: 8,202,152 km (0.107 R)
• M9: 8,718,564 km (0.119 R)
• M10: 12,566,221 km (0.071 R)
• M11: 13,312,266 km (0.113 R)
• M12: 16,058,135 km (0.03 R)
• M13: 16,937,022 km (0.091 R)
• M14: 18,938,791 km (0.057 R)
• M15: 21,093,749 km (0.1 R)
• M16: 24,714,615 km (0.095 R)
• M17: 27,283,510 km (0.091 R)
• M18: 30,534,122 km (0.073 R)
• M19: 34,365,623 km (0.091 R)
• M20: 38,268,183 km (0.075 R)
• M21: 41,445,043 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.9

Radius: 5.6

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 15.26 AU - 15.86 AU

Year: 25887 Days

Day: 19.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,219,427 km

• M1: 73,153 km (0.066 R)
• M2: 438,621 km (0.101 R)
• M3: 624,272 km (0.115 R)
• M4: 897,587 km (0.081 R)
• M5: 1,668,764 km (0.096 R)
• M6: 6,420,591 km (0.111 R)
• M7: 7,961,898 km (0.095 R)
• M8: 10,712,554 km (0.09 R)
• M9: 13,367,916 km (0.026 R)
• M10: 15,123,597 km (0.052 R)
• M11: 15,363,402 km (0.062 R)
• M12: 15,605,751 km (0.105 R)
• M13: 16,098,077 km (0.066 R)
• M14: 19,838,323 km (0.052 R)
• M15: 20,807,269 km (0.033 R)
• M16: 57,787,713 km (0.069 R)
• M17: 63,001,348 km (0.041 R)
• M18: 66,574,643 km (0.116 R)
• M19: 69,176,748 km (0.04 R)
• M20: 70,948,585 km (0.048 R)
• M21: 78,577,927 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 14,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit