🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.58 AU - 0.64 AU

Year: 174 Days

Day: 42.8 Hours

Environment

Temp: 178 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,186,974 km

• M1: 28,274 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.41 AU - 1.79 AU

Year: 739 Days

Day: 15.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,186,974 km

• M1: 124,914 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.95 AU - 4.71 AU

Year: 3291 Days

Day: 16.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.6

Radius: 9.7

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.28 AU - 6.64 AU

Year: 4660 Days

Day: 9.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,186,974 km

• M1: 121,174 km (0.079 R)
• M2: 1,036,264 km (0.113 R)
• M3: 1,363,136 km (0.083 R)
• M4: 1,786,348 km (0.117 R)
• M5: 3,251,061 km (0.106 R)
• M6: 3,564,468 km (0.06 R)
• M7: 3,921,259 km (0.103 R)
• M8: 5,000,309 km (0.094 R)
• M9: 5,863,040 km (0.1 R)
• M10: 6,754,793 km (0.115 R)
• M11: 7,198,350 km (0.105 R)
• M12: 7,552,748 km (0.084 R)
• M13: 8,296,698 km (0.075 R)
• M14: 9,253,077 km (0.089 R)
• M15: 9,800,755 km (0.072 R)
• M16: 10,236,833 km (0.101 R)
• M17: 10,640,149 km (0.045 R)
• M18: 11,288,805 km (0.059 R)
• M19: 11,963,491 km (0.115 R)
• M20: 12,664,956 km (0.091 R)
• M21: 16,467,434 km (0.103 R)
• M22: 18,233,138 km (0.073 R)
• M23: 19,569,346 km (0.072 R)
• M24: 25,163,708 km (0.102 R)
• M25: 27,499,679 km (0.099 R)
• M26: 30,250,335 km (0.096 R)
• M27: 30,803,249 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.5

Radius: 13.8

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.41 AU - 6.79 AU

Year: 4840 Days

Day: 7.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,186,974 km

• M1: 172,486 km (0.089 R)
• M2: 689,048 km (0.071 R)
• M3: 1,717,533 km (0.064 R)
• M4: 2,234,992 km (0.119 R)
• M5: 2,944,535 km (0.06 R)
• M6: 3,511,361 km (0.106 R)
• M7: 3,972,871 km (0.109 R)
• M8: 4,522,792 km (0.101 R)
• M9: 5,149,458 km (0.066 R)
• M10: 6,423,882 km (0.09 R)
• M11: 7,250,859 km (0.048 R)
• M12: 8,401,416 km (0.109 R)
• M13: 9,001,603 km (0.119 R)
• M14: 10,844,350 km (0.072 R)
• M15: 13,025,487 km (0.109 R)
• M16: 15,651,976 km (0.108 R)
• M17: 16,159,861 km (0.104 R)
• M18: 17,030,670 km (0.11 R)
• M19: 17,568,026 km (0.069 R)
• M20: 19,570,992 km (0.087 R)
• M21: 23,582,758 km (0.12 R)
• M22: 25,780,799 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.3

Radius: 10.9

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.58 AU - 6.9 AU

Year: 6391 Days

Day: 8.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,186,974 km

• M1: 147,354 km (0.116 R)
• M2: 503,846 km (0.089 R)
• M3: 1,237,174 km (0.117 R)
• M4: 1,930,261 km (0.065 R)
• M5: 2,299,469 km (0.09 R)
• M6: 4,279,546 km (0.077 R)
• M7: 5,054,613 km (0.096 R)
• M8: 6,988,465 km (0.086 R)
• M9: 8,062,876 km (0.089 R)
• M10: 10,866,490 km (0.109 R)
• M11: 12,202,250 km (0.036 R)
• M12: 17,186,701 km (0.081 R)
• M13: 19,484,375 km (0.028 R)
• M14: 25,095,791 km (0.054 R)
• M15: 33,895,886 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.5

Radius: 14.5

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 8.6 AU - 11.02 AU

Year: 11223 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,186,974 km

• M1: 180,265 km (0.077 R)
• M2: 633,397 km (0.097 R)
• M3: 1,223,860 km (0.108 R)
• M4: 1,915,900 km (0.046 R)
• M5: 2,382,196 km (0.085 R)
• M6: 3,239,243 km (0.082 R)
• M7: 4,554,208 km (0.098 R)
• M8: 5,948,610 km (0.102 R)
• M9: 6,421,937 km (0.059 R)
• M10: 7,362,609 km (0.105 R)
• M11: 8,039,539 km (0.064 R)
• M12: 10,847,940 km (0.099 R)
• M13: 11,669,532 km (0.049 R)
• M14: 12,949,341 km (0.073 R)
• M15: 17,132,247 km (0.108 R)
• M16: 17,795,415 km (0.114 R)
• M17: 20,130,937 km (0.093 R)
• M18: 22,401,683 km (0.114 R)
• M19: 23,553,886 km (0.03 R)
• M20: 24,466,881 km (0.053 R)
• M21: 27,248,055 km (0.09 R)
• M22: 28,356,127 km (0.068 R)
• M23: 30,662,328 km (0.081 R)
• M24: 31,203,423 km (0.079 R)
• M25: 34,701,620 km (0.09 R)
• M26: 37,092,642 km (0.066 R)
• M27: 47,614,908 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.5

Radius: 4.2

Gravity: 17.04 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.64 AU - 16.64 AU

Year: 19421 Days

Day: 21.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,186,974 km

• M1: 58,942 km (0.027 R)
• M2: 228,436 km (0.109 R)
• M3: 399,426 km (0.096 R)
• M4: 864,975 km (0.116 R)
• M5: 1,612,366 km (0.04 R)
• M6: 1,789,041 km (0.049 R)
• M7: 2,761,427 km (0.119 R)
• M8: 3,160,255 km (0.097 R)
• M9: 5,009,883 km (0.047 R)
• M10: 5,458,228 km (0.078 R)
• M11: 6,008,150 km (0.107 R)
• M12: 6,474,147 km (0.115 R)
• M13: 9,579,051 km (0.112 R)
• M14: 11,160,749 km (0.048 R)
• M15: 16,115,131 km (0.077 R)
• M16: 16,336,087 km (0.084 R)
• M17: 18,984,568 km (0.064 R)
• M18: 23,852,034 km (0.059 R)
• M19: 25,609,510 km (0.104 R)
• M20: 36,457,151 km (0.118 R)
• M21: 39,713,448 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65

Radius: 7.5

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 12.7 AU - 16.54 AU

Year: 20418 Days

Day: 19.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,186,974 km

• M1: 503,696 km (0.102 R)
• M2: 823,087 km (0.117 R)
• M3: 1,254,079 km (0.12 R)
• M4: 1,546,842 km (0.067 R)
• M5: 2,883,499 km (0.111 R)
• M6: 3,420,855 km (0.097 R)
• M7: 3,950,132 km (0.11 R)
• M8: 4,196,819 km (0.082 R)
• M9: 4,506,337 km (0.063 R)
• M10: 6,060,359 km (0.06 R)
• M11: 6,975,898 km (0.12 R)
• M12: 11,823,468 km (0.107 R)
• M13: 12,653,736 km (0.073 R)
• M14: 13,246,592 km (0.077 R)
• M15: 16,811,210 km (0.113 R)
• M16: 17,330,165 km (0.089 R)
• M17: 20,014,699 km (0.117 R)
• M18: 23,362,251 km (0.077 R)
• M19: 27,065,396 km (0.116 R)
• M20: 29,803,337 km (0.065 R)
• M21: 34,455,082 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 19,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit