🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.56 AU - 0.56 AU

Year: 154 Days

Day: 16.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.71 AU - 0.81 AU

Year: 243 Days

Day: 31.6 Hours

Environment

Temp: 138 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.06 AU - 1.54 AU

Year: 544 Days

Day: 23.8 Hours

Environment

Temp: -19 °C

Axial Tilt: 122.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.09 AU - 1.55 AU

Year: 557 Days

Day: 46.4 Hours

Environment

Temp: -18 °C

Axial Tilt: 26.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.15 AU - 2.51 AU

Year: 1306 Days

Day: 40.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.4

Radius: 11.7

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.3 AU - 6.38 AU

Year: 4530 Days

Day: 14.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,852,573 km

• M1: 147,803 km (0.088 R)
• M2: 581,337 km (0.073 R)
• M3: 1,125,425 km (0.053 R)
• M4: 1,570,179 km (0.077 R)
• M5: 1,934,749 km (0.066 R)
• M6: 2,320,263 km (0.05 R)
• M7: 3,098,920 km (0.074 R)
• M8: 4,299,293 km (0.118 R)
• M9: 5,109,366 km (0.047 R)
• M10: 6,089,232 km (0.103 R)
• M11: 6,599,061 km (0.073 R)
• M12: 7,084,806 km (0.115 R)
• M13: 9,334,309 km (0.112 R)
• M14: 10,725,419 km (0.066 R)
• M15: 12,440,858 km (0.115 R)
• M16: 13,064,681 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.9

Radius: 14.1

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.81 AU - 8.29 AU

Year: 7615 Days

Day: 12.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,852,573 km

• M1: 179,817 km (0.111 R)
• M2: 620,532 km (0.115 R)
• M3: 1,617,003 km (0.025 R)
• M4: 2,748,113 km (0.066 R)
• M5: 4,382,320 km (0.056 R)
• M6: 5,831,026 km (0.085 R)
• M7: 6,273,836 km (0.045 R)
• M8: 7,150,629 km (0.098 R)
• M9: 8,445,398 km (0.054 R)
• M10: 10,082,896 km (0.1 R)
• M11: 14,039,162 km (0.111 R)
• M12: 15,409,927 km (0.048 R)
• M13: 18,562,403 km (0.118 R)
• M14: 21,392,346 km (0.042 R)
• M15: 22,701,028 km (0.119 R)
• M16: 24,940,508 km (0.12 R)
• M17: 27,323,752 km (0.111 R)
• M18: 30,460,969 km (0.04 R)
• M19: 31,281,214 km (0.101 R)
• M20: 35,831,832 km (0.058 R)
• M21: 37,910,644 km (0.094 R)
• M22: 39,461,226 km (0.087 R)
• M23: 41,803,031 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440

Radius: 8.2

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.47 AU - 8.47 AU

Year: 9049 Days

Day: 7.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,852,573 km

• M1: 103,522 km (0.101 R)
• M2: 444,306 km (0.082 R)
• M3: 756,965 km (0.111 R)
• M4: 1,229,545 km (0.08 R)
• M5: 2,088,536 km (0.104 R)
• M6: 2,373,520 km (0.11 R)
• M7: 3,548,611 km (0.1 R)
• M8: 4,423,310 km (0.118 R)
• M9: 4,983,853 km (0.065 R)
• M10: 5,342,290 km (0.108 R)
• M11: 5,750,093 km (0.114 R)
• M12: 7,631,287 km (0.064 R)
• M13: 8,775,261 km (0.098 R)
• M14: 9,889,766 km (0.068 R)
• M15: 10,505,211 km (0.091 R)
• M16: 11,450,520 km (0.051 R)
• M17: 13,000,803 km (0.051 R)
• M18: 14,266,850 km (0.102 R)
• M19: 14,868,682 km (0.097 R)
• M20: 17,108,910 km (0.043 R)
• M21: 17,650,903 km (0.086 R)
• M22: 18,414,899 km (0.092 R)
• M23: 20,232,813 km (0.069 R)
• M24: 21,535,212 km (0.058 R)
• M25: 24,137,168 km (0.061 R)
• M26: 24,991,371 km (0.112 R)
• M27: 25,338,738 km (0.05 R)
• M28: 27,214,994 km (0.109 R)
• M29: 34,457,626 km (0.053 R)
• M30: 36,981,192 km (0.041 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.7

Radius: 4.9

Gravity: 14.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 16.59 AU - 18.01 AU

Year: 26414 Days

Day: 15.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,852,573 km

• M1: 62,532 km (0.09 R)
• M2: 499,806 km (0.119 R)
• M3: 764,296 km (0.117 R)
• M4: 1,144,573 km (0.03 R)
• M5: 8,836,297 km (0.112 R)
• M6: 9,159,878 km (0.069 R)
• M7: 13,259,607 km (0.083 R)
• M8: 19,684,537 km (0.051 R)
• M9: 35,004,406 km (0.102 R)
• M10: 37,751,172 km (0.109 R)
• M11: 39,902,988 km (0.11 R)
• M12: 46,199,114 km (0.077 R)
• M13: 49,497,447 km (0.076 R)
• M14: 51,376,846 km (0.095 R)
• M15: 52,773,042 km (0.078 R)
• M16: 58,422,756 km (0.115 R)
• M17: 68,781,810 km (0.099 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 14,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit