🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.61 AU - 0.61 AU

Year: 201 Days

Day: 30.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,534,177 km

• M1: 56,249 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.84 AU - 1.12 AU

Year: 409 Days

Day: 23.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.13 AU - 1.43 AU

Year: 611 Days

Day: 20.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.1 AU - 3.1 AU

Year: 1768 Days

Day: 22.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.1

Radius: 14.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.58 AU - 4.84 AU

Year: 3643 Days

Day: 10.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,534,177 km

• M1: 189,391 km (0.101 R)
• M2: 1,057,657 km (0.082 R)
• M3: 1,521,261 km (0.116 R)
• M4: 2,307,398 km (0.103 R)
• M5: 4,370,801 km (0.108 R)
• M6: 5,242,957 km (0.049 R)
• M7: 5,748,448 km (0.053 R)
• M8: 7,301,722 km (0.076 R)
• M9: 10,838,964 km (0.066 R)
• M10: 11,311,394 km (0.082 R)
• M11: 15,121,502 km (0.059 R)
• M12: 20,226,679 km (0.107 R)
• M13: 21,747,491 km (0.107 R)
• M14: 24,060,873 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.7

Radius: 10.9

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.16 AU - 5.4 AU

Year: 4408 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,534,177 km

• M1: 135,536 km (0.116 R)
• M2: 742,155 km (0.077 R)
• M3: 1,082,041 km (0.088 R)
• M4: 1,577,360 km (0.029 R)
• M5: 2,283,312 km (0.12 R)
• M6: 2,956,503 km (0.088 R)
• M7: 3,757,151 km (0.075 R)
• M8: 4,722,805 km (0.052 R)
• M9: 5,816,216 km (0.102 R)
• M10: 6,733,101 km (0.092 R)
• M11: 8,152,635 km (0.052 R)
• M12: 9,550,328 km (0.095 R)
• M13: 12,815,002 km (0.069 R)
• M14: 14,418,243 km (0.111 R)
• M15: 14,810,788 km (0.065 R)
• M16: 15,617,270 km (0.077 R)
• M17: 16,271,461 km (0.067 R)
• M18: 16,943,604 km (0.114 R)
• M19: 18,804,901 km (0.073 R)
• M20: 19,206,272 km (0.025 R)
• M21: 21,883,476 km (0.117 R)
• M22: 28,577,532 km (0.035 R)
• M23: 29,556,201 km (0.118 R)
• M24: 30,099,391 km (0.112 R)
• M25: 30,649,163 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.7

Radius: 14.2

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.71 AU - 11.27 AU

Year: 13317 Days

Day: 8.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,534,177 km

• M1: 177,722 km (0.119 R)
• M2: 621,430 km (0.087 R)
• M3: 1,290,431 km (0.097 R)
• M4: 1,875,658 km (0.079 R)
• M5: 3,253,305 km (0.112 R)
• M6: 3,791,857 km (0.11 R)
• M7: 4,879,434 km (0.1 R)
• M8: 5,626,376 km (0.112 R)
• M9: 6,205,768 km (0.117 R)
• M10: 6,867,440 km (0.076 R)
• M11: 7,484,681 km (0.117 R)
• M12: 13,632,854 km (0.083 R)
• M13: 17,019,600 km (0.068 R)
• M14: 17,661,225 km (0.066 R)
• M15: 20,301,029 km (0.027 R)
• M16: 21,022,989 km (0.102 R)
• M17: 21,949,299 km (0.105 R)
• M18: 23,586,498 km (0.065 R)
• M19: 25,929,201 km (0.105 R)
• M20: 27,211,254 km (0.078 R)
• M21: 30,600,992 km (0.085 R)
• M22: 32,032,494 km (0.101 R)
• M23: 34,136,289 km (0.076 R)
• M24: 37,529,767 km (0.088 R)
• M25: 39,169,510 km (0.07 R)
• M26: 41,717,909 km (0.093 R)
• M27: 47,143,076 km (0.081 R)
• M28: 61,781,976 km (0.119 R)
• M29: 63,681,270 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.4

Radius: 3.2

Gravity: 31.39 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.82 AU - 14.54 AU

Year: 17928 Days

Day: 20.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 87,534,177 km

• M1: 39,793 km (0.031 R)
• M2: 197,020 km (0.101 R)
• M3: 585,676 km (0.09 R)
• M4: 898,036 km (0.037 R)
• M5: 1,338,303 km (0.049 R)
• M6: 1,522,906 km (0.07 R)
• M7: 1,839,605 km (0.112 R)
• M8: 2,354,670 km (0.094 R)
• M9: 4,499,006 km (0.083 R)
• M10: 4,655,187 km (0.063 R)
• M11: 5,011,828 km (0.073 R)
• M12: 6,306,149 km (0.051 R)
• M13: 6,621,351 km (0.105 R)
• M14: 6,782,917 km (0.084 R)
• M15: 6,905,737 km (0.112 R)
• M16: 8,545,629 km (0.116 R)
• M17: 9,582,940 km (0.115 R)
• M18: 10,211,999 km (0.081 R)
• M19: 15,334,081 km (0.082 R)
• M20: 16,486,134 km (0.032 R)
• M21: 19,123,245 km (0.099 R)
• M22: 25,607,715 km (0.06 R)
• M23: 28,268,313 km (0.106 R)
• M24: 29,122,666 km (0.062 R)
• M25: 32,945,640 km (0.103 R)
• M26: 34,976,880 km (0.099 R)
• M27: 35,713,200 km (0.115 R)
• M28: 36,963,390 km (0.071 R)
• M29: 41,568,312 km (0.038 R)
• M30: 41,705,194 km (0.09 R)
• M31: 43,795,076 km (0.113 R)
• M32: 44,793,791 km (0.066 R)
• M33: 52,213,546 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.6

Radius: 5

Gravity: 21.46 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 15.71 AU - 16.99 AU

Year: 27883 Days

Day: 23.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,534,177 km

• M1: 62,382 km (0.101 R)
• M2: 224,995 km (0.084 R)
• M3: 671,694 km (0.081 R)
• M4: 907,461 km (0.111 R)
• M5: 1,822,401 km (0.093 R)
• M6: 2,353,773 km (0.065 R)
• M7: 2,848,643 km (0.09 R)
• M8: 3,909,740 km (0.085 R)
• M9: 4,457,119 km (0.051 R)
• M10: 4,674,933 km (0.043 R)
• M11: 6,682,686 km (0.065 R)
• M12: 7,016,888 km (0.025 R)
• M13: 7,874,682 km (0.117 R)
• M14: 11,394,571 km (0.045 R)
• M15: 13,381,829 km (0.101 R)
• M16: 14,300,060 km (0.118 R)
• M17: 14,615,263 km (0.069 R)
• M18: 14,935,103 km (0.083 R)
• M19: 19,916,713 km (0.102 R)
• M20: 20,808,465 km (0.116 R)
• M21: 21,111,551 km (0.094 R)
• M22: 22,143,327 km (0.099 R)
• M23: 23,534,139 km (0.093 R)
• M24: 32,710,921 km (0.076 R)
• M25: 34,230,237 km (0.052 R)
• M26: 38,308,873 km (0.096 R)
• M27: 43,517,721 km (0.099 R)
• M28: 49,000,633 km (0.118 R)
• M29: 57,068,895 km (0.099 R)
• M30: 66,414,124 km (0.064 R)
• M31: 81,386,178 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 12,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit