🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.81 AU - 1.31 AU

Year: 385 Days

Day: 35.9 Hours

Environment

Temp: 142 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.44 AU - 1.58 AU

Year: 655 Days

Day: 17.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 43 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.1 AU - 3.32 AU

Year: 1575 Days

Day: 37.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.8

Radius: 9.3

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.83 AU - 7.49 AU

Year: 6765 Days

Day: 6.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,188,406 km

• M1: 115,938 km (0.106 R)
• M2: 433,983 km (0.073 R)
• M3: 773,571 km (0.058 R)
• M4: 1,181,374 km (0.117 R)
• M5: 1,486,404 km (0.06 R)
• M6: 1,844,691 km (0.069 R)
• M7: 2,141,344 km (0.066 R)
• M8: 2,993,603 km (0.077 R)
• M9: 3,479,048 km (0.108 R)
• M10: 5,088,721 km (0.083 R)
• M11: 7,570,101 km (0.091 R)
• M12: 8,372,694 km (0.059 R)
• M13: 9,230,937 km (0.117 R)
• M14: 10,375,211 km (0.116 R)
• M15: 11,041,520 km (0.102 R)
• M16: 12,030,511 km (0.067 R)
• M17: 13,077,397 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.3

Radius: 11.3

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.14 AU - 8.48 AU

Year: 8459 Days

Day: 9.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 31,188,406 km

• M1: 148,850 km (0.113 R)
• M2: 641,476 km (0.044 R)
• M3: 1,057,507 km (0.117 R)
• M4: 2,308,146 km (0.057 R)
• M5: 3,190,324 km (0.08 R)
• M6: 3,963,596 km (0.111 R)
• M7: 5,352,761 km (0.111 R)
• M8: 6,123,340 km (0.084 R)
• M9: 6,664,735 km (0.095 R)
• M10: 7,316,682 km (0.109 R)
• M11: 7,760,988 km (0.106 R)
• M12: 8,570,612 km (0.098 R)
• M13: 9,202,663 km (0.1 R)
• M14: 10,458,686 km (0.095 R)
• M15: 14,156,596 km (0.115 R)
• M16: 15,495,647 km (0.083 R)
• M17: 16,094,637 km (0.114 R)
• M18: 16,847,712 km (0.055 R)
• M19: 17,410,051 km (0.091 R)
• M20: 17,912,400 km (0.099 R)
• M21: 19,554,087 km (0.059 R)
• M22: 20,018,888 km (0.06 R)
• M23: 20,649,892 km (0.064 R)
• M24: 21,703,509 km (0.114 R)
• M25: 23,134,862 km (0.106 R)
• M26: 23,654,864 km (0.12 R)
• M27: 28,394,424 km (0.092 R)
• M28: 29,493,819 km (0.057 R)
• M29: 31,248,302 km (0.106 R)
• M30: 34,288,281 km (0.08 R)
• M31: 37,639,123 km (0.071 R)
• M32: 40,073,380 km (0.073 R)
• M33: 42,352,354 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.2

Radius: 9.7

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 11.06 AU - 12.02 AU

Year: 13842 Days

Day: 7 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 31,188,406 km

• M1: 120,875 km (0.106 R)
• M2: 527,033 km (0.096 R)
• M3: 830,418 km (0.103 R)
• M4: 1,433,896 km (0.061 R)
• M5: 2,516,087 km (0.069 R)
• M6: 3,141,256 km (0.089 R)
• M7: 4,012,514 km (0.101 R)
• M8: 4,441,262 km (0.107 R)
• M9: 8,061,829 km (0.083 R)
• M10: 8,399,322 km (0.097 R)
• M11: 9,051,270 km (0.111 R)
• M12: 11,389,933 km (0.063 R)
• M13: 11,692,869 km (0.069 R)
• M14: 12,698,615 km (0.053 R)
• M15: 14,174,249 km (0.089 R)
• M16: 19,370,082 km (0.066 R)
• M17: 20,956,268 km (0.082 R)
• M18: 22,060,749 km (0.115 R)
• M19: 23,789,502 km (0.077 R)
• M20: 30,551,924 km (0.119 R)
• M21: 32,090,987 km (0.107 R)
• M22: 33,309,462 km (0.113 R)
• M23: 35,580,208 km (0.104 R)
• M24: 37,416,223 km (0.053 R)
• M25: 37,817,743 km (0.098 R)
• M26: 42,426,106 km (0.116 R)
• M27: 43,449,505 km (0.091 R)
• M28: 44,190,613 km (0.057 R)
• M29: 44,639,257 km (0.113 R)
• M30: 45,393,828 km (0.052 R)
• M31: 46,156,777 km (0.111 R)
• M32: 47,708,407 km (0.105 R)
• M33: 49,134,373 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.4

Radius: 14.7

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.32 AU - 12.8 AU

Year: 14788 Days

Day: 13.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,188,406 km

• M1: 182,809 km (0.106 R)
• M2: 775,964 km (0.103 R)
• M3: 1,543,401 km (0.041 R)
• M4: 2,136,557 km (0.115 R)
• M5: 2,607,790 km (0.117 R)
• M6: 3,461,246 km (0.089 R)
• M7: 4,398,626 km (0.084 R)
• M8: 7,953,969 km (0.064 R)
• M9: 8,441,509 km (0.085 R)
• M10: 9,001,005 km (0.069 R)
• M11: 11,368,989 km (0.079 R)
• M12: 13,846,629 km (0.083 R)
• M13: 17,630,109 km (0.06 R)
• M14: 18,802,208 km (0.075 R)
• M15: 25,350,107 km (0.056 R)
• M16: 28,846,957 km (0.066 R)
• M17: 41,248,770 km (0.096 R)
• M18: 49,583,167 km (0.109 R)
• M19: 55,723,112 km (0.074 R)
• M20: 58,424,700 km (0.111 R)
• M21: 59,714,832 km (0.072 R)
• M22: 66,851,399 km (0.044 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.7

Radius: 5.3

Gravity: 15.72 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.49 AU - 14.41 AU

Year: 18398 Days

Day: 18.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 31,188,406 km

• M1: 65,973 km (0.048 R)
• M2: 243,695 km (0.095 R)
• M3: 452,833 km (0.067 R)
• M4: 674,537 km (0.05 R)
• M5: 935,286 km (0.113 R)
• M6: 1,288,486 km (0.06 R)
• M7: 1,580,651 km (0.118 R)
• M8: 1,934,151 km (0.074 R)
• M9: 2,572,186 km (0.05 R)
• M10: 2,939,598 km (0.084 R)
• M11: 4,377,982 km (0.093 R)
• M12: 4,969,641 km (0.049 R)
• M13: 5,916,446 km (0.045 R)
• M14: 6,111,372 km (0.09 R)
• M15: 7,283,920 km (0.064 R)
• M16: 8,160,265 km (0.113 R)
• M17: 9,260,407 km (0.119 R)
• M18: 10,455,844 km (0.059 R)
• M19: 10,741,277 km (0.042 R)
• M20: 11,031,945 km (0.098 R)
• M21: 13,548,780 km (0.074 R)
• M22: 20,469,477 km (0.104 R)
• M23: 24,526,720 km (0.092 R)
• M24: 25,851,410 km (0.06 R)
• M25: 30,921,431 km (0.063 R)
• M26: 33,195,917 km (0.092 R)
• M27: 33,936,576 km (0.09 R)
• M28: 43,703,821 km (0.101 R)
• M29: 46,561,888 km (0.034 R)
• M30: 48,904,591 km (0.113 R)
• M31: 52,314,525 km (0.03 R)
• M32: 52,647,231 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.8

Radius: 6.2

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 14.5 AU - 16.46 AU

Year: 21506 Days

Day: 21.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,188,406 km

• M1: 103,821 km (0.115 R)
• M2: 507,137 km (0.039 R)
• M3: 2,415,108 km (0.079 R)
• M4: 2,781,922 km (0.099 R)
• M5: 4,376,336 km (0.086 R)
• M6: 6,337,564 km (0.114 R)
• M7: 9,103,030 km (0.061 R)
• M8: 9,434,240 km (0.106 R)
• M9: 22,908,820 km (0.115 R)
• M10: 23,213,850 km (0.086 R)
• M11: 29,090,652 km (0.11 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 11,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit