🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.47 AU - 0.65 AU

Year: 158 Days

Day: 37.3 Hours

Environment

Temp: 142 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.43 AU - 1.97 AU

Year: 835 Days

Day: 13.2 Hours

Environment

Temp: -55 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.7

Radius: 14.9

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.95 AU - 5.47 AU

Year: 3851 Days

Day: 14.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,125,444 km

• M1: 186,249 km (0.102 R)
• M2: 941,719 km (0.098 R)
• M3: 2,281,517 km (0.114 R)
• M4: 2,755,144 km (0.091 R)
• M5: 4,037,048 km (0.088 R)
• M6: 5,631,163 km (0.058 R)
• M7: 6,118,104 km (0.045 R)
• M8: 8,210,829 km (0.06 R)
• M9: 9,068,773 km (0.042 R)
• M10: 9,619,741 km (0.118 R)
• M11: 10,403,186 km (0.095 R)
• M12: 12,525,082 km (0.06 R)
• M13: 13,764,799 km (0.055 R)
• M14: 15,303,862 km (0.099 R)
• M15: 16,430,185 km (0.108 R)
• M16: 17,072,857 km (0.068 R)
• M17: 21,288,076 km (0.087 R)
• M18: 21,982,210 km (0.115 R)
• M19: 22,763,111 km (0.098 R)
• M20: 26,787,892 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.9

Radius: 12.1

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.71 AU - 7.89 AU

Year: 8207 Days

Day: 14.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 123.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,125,444 km

• M1: 150,495 km (0.072 R)
• M2: 635,492 km (0.082 R)
• M3: 1,357,900 km (0.059 R)
• M4: 1,998,628 km (0.1 R)
• M5: 2,526,110 km (0.105 R)
• M6: 3,045,364 km (0.072 R)
• M7: 3,481,142 km (0.093 R)
• M8: 4,505,140 km (0.097 R)
• M9: 5,101,886 km (0.076 R)
• M10: 5,508,642 km (0.06 R)
• M11: 7,504,577 km (0.093 R)
• M12: 8,266,030 km (0.11 R)
• M13: 9,120,384 km (0.042 R)
• M14: 10,077,511 km (0.092 R)
• M15: 15,893,876 km (0.106 R)
• M16: 18,537,869 km (0.118 R)
• M17: 21,238,559 km (0.088 R)
• M18: 23,868,490 km (0.109 R)
• M19: 24,681,554 km (0.032 R)
• M20: 26,621,839 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.2

Radius: 12.7

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.18 AU - 8.98 AU

Year: 9468 Days

Day: 14.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,125,444 km

• M1: 158,125 km (0.079 R)
• M2: 581,637 km (0.067 R)
• M3: 1,269,338 km (0.067 R)
• M4: 1,706,164 km (0.093 R)
• M5: 2,227,213 km (0.108 R)
• M6: 3,793,952 km (0.081 R)
• M7: 4,547,775 km (0.11 R)
• M8: 5,795,422 km (0.116 R)
• M9: 7,102,907 km (0.064 R)
• M10: 9,373,354 km (0.113 R)
• M11: 13,182,864 km (0.086 R)
• M12: 14,089,875 km (0.076 R)
• M13: 15,363,402 km (0.119 R)
• M14: 15,826,856 km (0.098 R)
• M15: 18,731,299 km (0.107 R)
• M16: 23,772,298 km (0.105 R)
• M17: 27,080,057 km (0.086 R)
• M18: 31,207,462 km (0.096 R)
• M19: 32,599,022 km (0.099 R)
• M20: 38,947,357 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.9

Radius: 13.2

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.87 AU - 11.07 AU

Year: 10979 Days

Day: 14.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,125,444 km

• M1: 164,258 km (0.091 R)
• M2: 607,068 km (0.092 R)
• M3: 1,120,488 km (0.072 R)
• M4: 1,659,040 km (0.103 R)
• M5: 2,261,471 km (0.066 R)
• M6: 2,879,460 km (0.043 R)
• M7: 8,284,132 km (0.111 R)
• M8: 9,001,603 km (0.072 R)
• M9: 12,638,028 km (0.106 R)
• M10: 14,271,038 km (0.091 R)
• M11: 16,245,880 km (0.038 R)
• M12: 17,227,392 km (0.06 R)
• M13: 23,964,980 km (0.052 R)
• M14: 25,608,014 km (0.115 R)
• M15: 30,355,054 km (0.063 R)
• M16: 37,314,795 km (0.117 R)
• M17: 37,918,572 km (0.11 R)
• M18: 40,020,123 km (0.059 R)
• M19: 41,035,594 km (0.088 R)
• M20: 43,250,240 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.2

Radius: 7.7

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 12.89 AU - 14.93 AU

Year: 19544 Days

Day: 19.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,125,444 km

• M1: 99,333 km (0.105 R)
• M2: 461,210 km (0.093 R)
• M3: 1,299,856 km (0.058 R)
• M4: 1,669,063 km (0.036 R)
• M5: 1,979,030 km (0.044 R)
• M6: 2,936,157 km (0.034 R)
• M7: 3,816,840 km (0.079 R)
• M8: 12,135,230 km (0.055 R)
• M9: 13,018,456 km (0.083 R)
• M10: 18,801,161 km (0.091 R)
• M11: 21,447,996 km (0.089 R)
• M12: 31,880,204 km (0.108 R)
• M13: 36,742,883 km (0.109 R)
• M14: 38,118,435 km (0.092 R)
• M15: 39,527,946 km (0.078 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: 522 - 14,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit