🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.47 AU - 0.65 AU

Year: 271 Days

Day: 20.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.55 AU - 0.61 AU

Year: 285 Days

Day: 30.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.3

Radius: 10.4

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.72 AU - 1.04 AU

Year: 533 Days

Day: 5.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,552,830 km

• M1: 129,552 km (0.068 R)
• M2: 542,741 km (0.116 R)
• M3: 978,370 km (0.104 R)
• M4: 1,459,028 km (0.084 R)
• M5: 2,022,563 km (0.078 R)
• M6: 2,421,690 km (0.053 R)
• M7: 2,994,800 km (0.111 R)
• M8: 3,551,154 km (0.06 R)
• M9: 3,959,407 km (0.118 R)
• M10: 4,398,925 km (0.107 R)
• M11: 4,770,975 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.8

Radius: 11.2

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.99 AU - 1.31 AU

Year: 796 Days

Day: 14.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,552,830 km

• M1: 140,024 km (0.063 R)
• M2: 493,673 km (0.071 R)
• M3: 854,204 km (0.085 R)
• M4: 1,498,073 km (0.103 R)
• M5: 2,020,768 km (0.064 R)
• M6: 2,738,389 km (0.119 R)
• M7: 3,150,980 km (0.108 R)
• M8: 3,779,889 km (0.084 R)
• M9: 4,614,795 km (0.065 R)
• M10: 5,340,195 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.3

Radius: 11.8

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.96 AU - 2.08 AU

Year: 1854 Days

Day: 14.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,552,830 km

• M1: 146,905 km (0.096 R)
• M2: 572,062 km (0.083 R)
• M3: 1,428,360 km (0.044 R)
• M4: 2,009,997 km (0.101 R)
• M5: 3,429,830 km (0.093 R)
• M6: 3,959,407 km (0.035 R)
• M7: 5,028,732 km (0.093 R)
• M8: 6,104,790 km (0.108 R)
• M9: 7,585,958 km (0.091 R)
• M10: 8,149,643 km (0.077 R)
• M11: 8,614,294 km (0.115 R)
• M12: 9,261,155 km (0.102 R)
• M13: 10,220,975 km (0.107 R)
• M14: 10,798,573 km (0.107 R)
• M15: 11,940,304 km (0.108 R)
• M16: 14,328,783 km (0.041 R)
• M17: 14,778,474 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.9

Radius: 11.2

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.91 AU - 4.07 AU

Year: 5146 Days

Day: 8.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,552,830 km

• M1: 155,731 km (0.113 R)
• M2: 533,616 km (0.112 R)
• M3: 966,103 km (0.12 R)
• M4: 1,360,742 km (0.113 R)
• M5: 5,620,093 km (0.109 R)
• M6: 6,024,755 km (0.072 R)
• M7: 7,069,098 km (0.103 R)
• M8: 9,213,134 km (0.04 R)
• M9: 10,226,959 km (0.059 R)
• M10: 11,216,250 km (0.079 R)
• M11: 12,062,824 km (0.064 R)
• M12: 13,275,465 km (0.082 R)
• M13: 14,052,326 km (0.117 R)
• M14: 19,154,661 km (0.11 R)
• M15: 25,541,592 km (0.093 R)
• M16: 28,251,707 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.8

Radius: 8.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.9 AU - 6.84 AU

Year: 9183 Days

Day: 5.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,552,830 km

• M1: 100,829 km (0.098 R)
• M2: 1,132,007 km (0.09 R)
• M3: 4,655,336 km (0.082 R)
• M4: 5,684,270 km (0.096 R)
• M5: 7,042,769 km (0.092 R)
• M6: 7,938,710 km (0.089 R)
• M7: 8,393,189 km (0.05 R)
• M8: 13,879,541 km (0.08 R)
• M9: 18,015,024 km (0.092 R)
• M10: 19,459,093 km (0.1 R)
• M11: 22,250,140 km (0.108 R)
• M12: 22,987,358 km (0.103 R)
• M13: 24,424,545 km (0.101 R)
• M14: 28,230,016 km (0.083 R)
• M15: 30,074,558 km (0.112 R)
• M16: 32,204,981 km (0.035 R)
• M17: 33,042,579 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.9

Radius: 4.2

Gravity: 22.05 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.35 AU - 9.73 AU

Year: 16114 Days

Day: 24.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,552,830 km

• M1: 70,161 km (0.107 R)
• M2: 391,797 km (0.116 R)
• M3: 1,660,237 km (0.111 R)
• M4: 1,871,769 km (0.067 R)
• M5: 2,156,753 km (0.097 R)
• M6: 3,335,135 km (0.055 R)
• M7: 6,464,124 km (0.113 R)
• M8: 7,154,967 km (0.067 R)
• M9: 8,166,099 km (0.068 R)
• M10: 9,470,443 km (0.03 R)
• M11: 10,198,536 km (0.068 R)
• M12: 12,915,981 km (0.101 R)
• M13: 13,810,127 km (0.12 R)
• M14: 15,863,807 km (0.116 R)
• M15: 17,038,150 km (0.112 R)
• M16: 23,414,460 km (0.078 R)
• M17: 24,933,627 km (0.039 R)
• M18: 29,123,564 km (0.114 R)
• M19: 42,352,952 km (0.111 R)
• M20: 48,572,933 km (0.085 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 16,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit