🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.75 AU - 1.13 AU

Year: 336 Days

Day: 37.9 Hours

Environment

Temp: 34 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.37 AU - 1.37 AU

Year: 592 Days

Day: 16.7 Hours

Environment

Temp: -24 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.09 AU - 1.73 AU

Year: 618 Days

Day: 37.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.43 AU - 1.79 AU

Year: 754 Days

Day: 45.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.4

Radius: 9.3

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.9 AU - 5.7 AU

Year: 3880 Days

Day: 13.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 108,053,300 km

• M1: 119,080 km (0.067 R)
• M2: 878,887 km (0.089 R)
• M3: 1,178,532 km (0.092 R)
• M4: 1,903,334 km (0.118 R)
• M5: 3,003,925 km (0.086 R)
• M6: 4,436,774 km (0.073 R)
• M7: 4,961,413 km (0.057 R)
• M8: 5,715,686 km (0.094 R)
• M9: 6,021,015 km (0.107 R)
• M10: 6,337,265 km (0.108 R)
• M11: 7,883,808 km (0.107 R)
• M12: 12,244,586 km (0.116 R)
• M13: 12,895,037 km (0.119 R)
• M14: 13,276,961 km (0.117 R)
• M15: 13,617,296 km (0.073 R)
• M16: 14,113,662 km (0.064 R)
• M17: 14,985,069 km (0.054 R)
• M18: 17,697,578 km (0.107 R)
• M19: 18,110,019 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.8

Radius: 14.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.2 AU - 5.34 AU

Year: 4464 Days

Day: 8.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 108,053,300 km

• M1: 181,462 km (0.045 R)
• M2: 758,611 km (0.079 R)
• M3: 1,215,931 km (0.107 R)
• M4: 1,802,056 km (0.047 R)
• M5: 2,659,252 km (0.102 R)
• M6: 3,240,739 km (0.077 R)
• M7: 4,041,237 km (0.048 R)
• M8: 4,662,517 km (0.078 R)
• M9: 5,978,230 km (0.036 R)
• M10: 6,722,928 km (0.076 R)
• M11: 7,883,209 km (0.12 R)
• M12: 9,496,323 km (0.116 R)
• M13: 10,080,353 km (0.099 R)
• M14: 11,001,128 km (0.119 R)
• M15: 12,169,637 km (0.097 R)
• M16: 13,316,454 km (0.049 R)
• M17: 16,173,624 km (0.101 R)
• M18: 16,947,494 km (0.082 R)
• M19: 17,683,516 km (0.089 R)
• M20: 20,428,936 km (0.115 R)
• M21: 21,831,565 km (0.112 R)
• M22: 26,424,519 km (0.103 R)
• M23: 28,088,646 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.1

Radius: 10.4

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.79 AU - 10.83 AU

Year: 10481 Days

Day: 5.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 93.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 108,053,300 km

• M1: 129,552 km (0.088 R)
• M2: 695,481 km (0.058 R)
• M3: 1,103,284 km (0.066 R)
• M4: 1,861,297 km (0.118 R)
• M5: 2,231,252 km (0.097 R)
• M6: 2,736,145 km (0.071 R)
• M7: 3,391,085 km (0.119 R)
• M8: 3,837,634 km (0.119 R)
• M9: 4,721,907 km (0.11 R)
• M10: 5,809,185 km (0.08 R)
• M11: 6,850,086 km (0.057 R)
• M12: 9,550,926 km (0.117 R)
• M13: 10,176,545 km (0.111 R)
• M14: 10,553,980 km (0.114 R)
• M15: 11,509,611 km (0.062 R)
• M16: 12,339,132 km (0.083 R)
• M17: 12,768,627 km (0.113 R)
• M18: 13,527,986 km (0.028 R)
• M19: 15,206,624 km (0.108 R)
• M20: 16,572,153 km (0.079 R)
• M21: 18,332,471 km (0.111 R)
• M22: 20,214,113 km (0.119 R)
• M23: 25,426,402 km (0.106 R)
• M24: 25,822,687 km (0.045 R)
• M25: 27,139,148 km (0.072 R)
• M26: 27,866,343 km (0.11 R)
• M27: 29,035,152 km (0.086 R)
• M28: 30,347,125 km (0.08 R)
• M29: 31,243,515 km (0.112 R)
• M30: 33,919,073 km (0.07 R)
• M31: 34,762,805 km (0.074 R)
• M32: 35,992,201 km (0.071 R)
• M33: 37,123,310 km (0.032 R)
• M34: 39,588,833 km (0.112 R)
• M35: 48,695,453 km (0.113 R)
• M36: 49,307,009 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.8

Radius: 5.6

Gravity: 28.57 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 14.06 AU - 23.14 AU

Year: 29597 Days

Day: 21.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 170.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 108,053,300 km

• M1: 69,713 km (0.105 R)
• M2: 378,782 km (0.115 R)
• M3: 628,760 km (0.108 R)
• M4: 834,008 km (0.074 R)
• M5: 1,219,522 km (0.084 R)
• M6: 2,218,836 km (0.106 R)
• M7: 3,224,732 km (0.05 R)
• M8: 3,412,776 km (0.062 R)
• M9: 5,234,729 km (0.114 R)
• M10: 5,764,156 km (0.104 R)
• M11: 6,088,933 km (0.039 R)
• M12: 7,899,665 km (0.114 R)
• M13: 9,649,511 km (0.106 R)
• M14: 9,844,138 km (0.032 R)
• M15: 13,567,629 km (0.108 R)
• M16: 14,393,709 km (0.113 R)
• M17: 17,743,055 km (0.086 R)
• M18: 20,384,954 km (0.095 R)
• M19: 21,799,252 km (0.103 R)
• M20: 23,046,001 km (0.119 R)
• M21: 26,306,486 km (0.113 R)
• M22: 28,776,796 km (0.089 R)
• M23: 29,861,680 km (0.108 R)
• M24: 30,137,089 km (0.057 R)
• M25: 31,114,562 km (0.117 R)
• M26: 37,426,395 km (0.115 R)
• M27: 44,540,672 km (0.115 R)
• M28: 45,443,196 km (0.102 R)
• M29: 47,659,189 km (0.045 R)
• M30: 50,920,273 km (0.075 R)
• M31: 55,150,153 km (0.102 R)
• M32: 59,173,737 km (0.087 R)
• M33: 69,233,595 km (0.061 R)
• M34: 71,177,171 km (0.093 R)
• M35: 71,668,750 km (0.118 R)
• M36: 79,579,485 km (0.102 R)
• M37: 92,068,663 km (0.112 R)
• M38: 95,905,549 km (0.119 R)
• M39: 107,084,400 km (0.094 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 14,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit