🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.5 AU - 0.72 AU

Year: 303 Days

Day: 45.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.2

Radius: 13.1

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.45 AU - 2.03 AU

Year: 1459 Days

Day: 13 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,800,635 km

• M1: 163,959 km (0.099 R)
• M2: 794,514 km (0.096 R)
• M3: 1,689,409 km (0.037 R)
• M4: 2,235,740 km (0.047 R)
• M5: 2,909,828 km (0.115 R)
• M6: 4,257,256 km (0.098 R)
• M7: 5,397,641 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.4

Radius: 8.2

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.4 AU - 3.46 AU

Year: 3189 Days

Day: 12.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,800,635 km

• M1: 102,923 km (0.103 R)
• M2: 400,473 km (0.102 R)
• M3: 787,633 km (0.112 R)
• M4: 1,130,212 km (0.119 R)
• M5: 1,681,630 km (0.115 R)
• M6: 2,006,257 km (0.113 R)
• M7: 2,519,378 km (0.1 R)
• M8: 3,204,835 km (0.109 R)
• M9: 3,746,828 km (0.033 R)
• M10: 4,458,615 km (0.107 R)
• M11: 5,257,468 km (0.068 R)
• M12: 8,126,456 km (0.076 R)
• M13: 8,498,954 km (0.06 R)
• M14: 8,776,907 km (0.095 R)
• M15: 10,977,492 km (0.035 R)
• M16: 12,559,340 km (0.048 R)
• M17: 12,829,513 km (0.094 R)
• M18: 13,195,729 km (0.069 R)
• M19: 13,997,274 km (0.057 R)
• M20: 14,336,562 km (0.084 R)
• M21: 18,152,206 km (0.063 R)
• M22: 20,046,563 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.5

Radius: 8.6

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.26 AU - 3.82 AU

Year: 4235 Days

Day: 8.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,800,635 km

• M1: 122,969 km (0.077 R)
• M2: 464,053 km (0.109 R)
• M3: 917,185 km (0.068 R)
• M4: 1,324,540 km (0.066 R)
• M5: 2,791,795 km (0.114 R)
• M6: 3,640,015 km (0.119 R)
• M7: 4,690,043 km (0.101 R)
• M8: 6,689,867 km (0.106 R)
• M9: 8,551,613 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.5

Radius: 7.4

Gravity: 15.97 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.3 AU - 7.38 AU

Year: 12644 Days

Day: 19.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,800,635 km

• M1: 114,742 km (0.092 R)
• M2: 417,378 km (0.109 R)
• M3: 1,382,284 km (0.096 R)
• M4: 1,619,098 km (0.099 R)
• M5: 2,062,805 km (0.11 R)
• M6: 3,693,272 km (0.107 R)
• M7: 6,001,119 km (0.108 R)
• M8: 6,314,825 km (0.103 R)
• M9: 6,680,742 km (0.116 R)
• M10: 9,336,254 km (0.081 R)
• M11: 14,560,660 km (0.09 R)
• M12: 19,180,691 km (0.11 R)
• M13: 22,282,603 km (0.092 R)
• M14: 27,699,691 km (0.077 R)
• M15: 32,835,386 km (0.118 R)
• M16: 34,180,869 km (0.057 R)
• M17: 38,706,055 km (0.094 R)
• M18: 43,034,071 km (0.079 R)
• M19: 46,598,540 km (0.1 R)
• M20: 48,139,996 km (0.074 R)
• M21: 48,766,063 km (0.099 R)
• M22: 60,800,614 km (0.094 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 13,624 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit