🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.52 AU - 0.66 AU

Year: 293 Days

Day: 26.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,505,234 km

• M1: 148,251 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.7

Radius: 9.5

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.67 AU - 0.93 AU

Year: 462 Days

Day: 12.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,505,234 km

• M1: 118,182 km (0.116 R)
• M2: 419,323 km (0.08 R)
• M3: 757,713 km (0.075 R)
• M4: 1,423,573 km (0.105 R)
• M5: 1,935,796 km (0.107 R)
• M6: 2,308,744 km (0.095 R)
• M7: 2,667,779 km (0.044 R)
• M8: 2,986,123 km (0.038 R)
• M9: 3,869,050 km (0.067 R)
• M10: 4,236,612 km (0.07 R)
• M11: 4,657,431 km (0.041 R)
• M12: 5,964,467 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.9

Radius: 9.9

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.81 AU - 1.33 AU

Year: 715 Days

Day: 6.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 145.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,505,234 km

• M1: 123,119 km (0.097 R)
• M2: 483,800 km (0.107 R)
• M3: 815,159 km (0.068 R)
• M4: 1,317,658 km (0.07 R)
• M5: 1,808,788 km (0.081 R)
• M6: 2,468,664 km (0.11 R)
• M7: 2,950,818 km (0.104 R)
• M8: 3,507,621 km (0.112 R)
• M9: 4,047,370 km (0.066 R)
• M10: 4,595,347 km (0.104 R)
• M11: 5,091,713 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.4

Radius: 8.3

Gravity: 11.49 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.64 AU - 4.26 AU

Year: 5069 Days

Day: 6.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,505,234 km

• M1: 103,223 km (0.067 R)
• M2: 438,023 km (0.116 R)
• M3: 787,932 km (0.102 R)
• M4: 1,099,395 km (0.106 R)
• M5: 1,602,642 km (0.106 R)
• M6: 1,907,822 km (0.032 R)
• M7: 4,183,504 km (0.093 R)
• M8: 4,456,670 km (0.058 R)
• M9: 5,493,084 km (0.089 R)
• M10: 6,193,950 km (0.1 R)
• M11: 6,918,902 km (0.115 R)
• M12: 8,380,174 km (0.075 R)
• M13: 10,257,926 km (0.092 R)
• M14: 10,664,683 km (0.094 R)
• M15: 12,604,069 km (0.117 R)
• M16: 13,441,817 km (0.104 R)
• M17: 16,421,508 km (0.055 R)
• M18: 17,805,139 km (0.037 R)
• M19: 20,093,836 km (0.1 R)
• M20: 20,946,395 km (0.085 R)
• M21: 22,195,238 km (0.111 R)
• M22: 26,238,868 km (0.07 R)
• M23: 29,462,403 km (0.072 R)
• M24: 29,734,821 km (0.118 R)
• M25: 31,784,012 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.2

Radius: 7

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.26 AU - 6.84 AU

Year: 10824 Days

Day: 24.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,505,234 km

• M1: 87,066 km (0.087 R)
• M2: 324,179 km (0.047 R)
• M3: 555,606 km (0.074 R)
• M4: 1,143,077 km (0.083 R)
• M5: 2,733,901 km (0.1 R)
• M6: 3,228,920 km (0.099 R)
• M7: 3,980,201 km (0.074 R)
• M8: 6,063,800 km (0.047 R)
• M9: 6,851,283 km (0.095 R)
• M10: 11,951,673 km (0.052 R)
• M11: 13,684,465 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.9

Radius: 5.4

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.81 AU - 8.21 AU

Year: 13288 Days

Day: 15.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,505,234 km

• M1: 67,169 km (0.04 R)
• M2: 319,541 km (0.039 R)
• M3: 870,360 km (0.114 R)
• M4: 2,113,668 km (0.037 R)
• M5: 2,491,104 km (0.112 R)
• M6: 3,398,415 km (0.041 R)
• M7: 3,937,117 km (0.054 R)
• M8: 4,577,246 km (0.064 R)
• M9: 5,335,558 km (0.098 R)
• M10: 7,907,444 km (0.062 R)
• M11: 9,402,825 km (0.102 R)
• M12: 9,630,812 km (0.106 R)
• M13: 10,216,936 km (0.026 R)
• M14: 11,676,862 km (0.116 R)
• M15: 12,297,843 km (0.097 R)
• M16: 14,044,846 km (0.052 R)
• M17: 16,329,804 km (0.065 R)
• M18: 16,993,570 km (0.045 R)
• M19: 19,828,899 km (0.117 R)
• M20: 21,554,660 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.8

Radius: 6.4

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.44 AU - 10.7 AU

Year: 20633 Days

Day: 18.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,505,234 km

• M1: 82,728 km (0.092 R)
• M2: 526,585 km (0.109 R)
• M3: 1,451,099 km (0.11 R)
• M4: 1,671,158 km (0.089 R)
• M5: 2,449,665 km (0.103 R)
• M6: 5,212,289 km (0.11 R)
• M7: 9,766,796 km (0.036 R)
• M8: 13,311,667 km (0.113 R)
• M9: 23,255,587 km (0.092 R)
• M10: 25,335,447 km (0.073 R)
• M11: 30,960,177 km (0.057 R)
• M12: 34,418,132 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 15,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit