🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.42 AU - 0.62 AU

Year: 246 Days

Day: 12.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.6

Radius: 10.5

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.93 AU - 1.17 AU

Year: 706 Days

Day: 12.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,869,571 km

• M1: 130,599 km (0.12 R)
• M2: 737,667 km (0.098 R)
• M3: 1,465,760 km (0.072 R)
• M4: 2,069,687 km (0.085 R)
• M5: 2,430,367 km (0.032 R)
• M6: 2,874,673 km (0.103 R)
• M7: 3,303,121 km (0.05 R)
• M8: 4,372,746 km (0.116 R)
• M9: 4,761,700 km (0.103 R)
• M10: 5,364,280 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608

Radius: 13

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.28 AU - 1.46 AU

Year: 1052 Days

Day: 11.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,869,571 km

• M1: 161,715 km (0.112 R)
• M2: 594,801 km (0.109 R)
• M3: 1,094,608 km (0.052 R)
• M4: 1,735,036 km (0.104 R)
• M5: 2,581,311 km (0.112 R)
• M6: 3,000,933 km (0.044 R)
• M7: 3,612,340 km (0.106 R)
• M8: 4,339,385 km (0.117 R)
• M9: 6,086,090 km (0.103 R)
• M10: 6,610,431 km (0.028 R)
• M11: 7,453,714 km (0.114 R)
• M12: 8,210,081 km (0.111 R)
• M13: 9,905,773 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199

Radius: 14.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.64 AU - 2.04 AU

Year: 1637 Days

Day: 13.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 13,869,571 km

• M1: 181,462 km (0.051 R)
• M2: 633,547 km (0.074 R)
• M3: 1,099,395 km (0.107 R)
• M4: 1,664,426 km (0.117 R)
• M5: 2,173,507 km (0.115 R)
• M6: 2,681,392 km (0.1 R)
• M7: 3,322,868 km (0.072 R)
• M8: 5,078,997 km (0.11 R)
• M9: 5,606,779 km (0.059 R)
• M10: 6,088,334 km (0.05 R)
• M11: 6,729,062 km (0.096 R)
• M12: 7,485,877 km (0.104 R)
• M13: 7,946,788 km (0.064 R)
• M14: 8,979,911 km (0.041 R)
• M15: 9,501,260 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.5

Radius: 8.6

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2 AU - 2.22 AU

Year: 2011 Days

Day: 5.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 13,869,571 km

• M1: 107,262 km (0.067 R)
• M2: 566,378 km (0.031 R)
• M3: 1,201,121 km (0.101 R)
• M4: 1,535,772 km (0.076 R)
• M5: 1,847,982 km (0.059 R)
• M6: 2,167,524 km (0.063 R)
• M7: 3,564,618 km (0.1 R)
• M8: 4,377,383 km (0.071 R)
• M9: 5,265,247 km (0.092 R)
• M10: 6,172,259 km (0.055 R)
• M11: 6,587,991 km (0.099 R)
• M12: 7,206,429 km (0.071 R)
• M13: 7,529,859 km (0.071 R)
• M14: 8,206,042 km (0.103 R)
• M15: 8,860,682 km (0.116 R)
• M16: 9,326,829 km (0.091 R)
• M17: 10,173,403 km (0.096 R)
• M18: 10,478,134 km (0.119 R)
• M19: 10,753,993 km (0.107 R)
• M20: 12,018,843 km (0.059 R)
• M21: 12,745,589 km (0.071 R)
• M22: 13,582,589 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 19,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit