🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.58 AU - 0.66 AU

Year: 310 Days

Day: 14.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,821,186 km

• M1: 425,008 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.7

Radius: 8.5

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.68 AU - 0.86 AU

Year: 430 Days

Day: 12.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,821,186 km

• M1: 105,766 km (0.115 R)
• M2: 602,431 km (0.115 R)
• M3: 1,004,400 km (0.066 R)
• M4: 1,486,704 km (0.09 R)
• M5: 1,791,734 km (0.077 R)
• M6: 2,228,410 km (0.091 R)
• M7: 2,691,116 km (0.09 R)
• M8: 3,561,626 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.6

Radius: 14.9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.11 AU - 1.59 AU

Year: 997 Days

Day: 10.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,821,186 km

• M1: 185,501 km (0.107 R)
• M2: 1,182,122 km (0.025 R)
• M3: 1,755,082 km (0.069 R)
• M4: 2,442,933 km (0.113 R)
• M5: 3,076,480 km (0.061 R)
• M6: 3,846,012 km (0.108 R)
• M7: 5,019,308 km (0.108 R)
• M8: 6,089,980 km (0.098 R)
• M9: 6,720,834 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455

Radius: 8.7

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.85 AU - 2.39 AU

Year: 1963 Days

Day: 14 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,821,186 km

• M1: 108,159 km (0.042 R)
• M2: 589,266 km (0.095 R)
• M3: 914,342 km (0.067 R)
• M4: 1,359,994 km (0.119 R)
• M5: 2,800,622 km (0.08 R)
• M6: 3,135,721 km (0.11 R)
• M7: 3,513,755 km (0.062 R)
• M8: 3,799,636 km (0.07 R)
• M9: 4,156,128 km (0.062 R)
• M10: 5,103,531 km (0.077 R)
• M11: 5,696,238 km (0.097 R)
• M12: 6,188,266 km (0.084 R)
• M13: 7,071,342 km (0.095 R)
• M14: 7,392,528 km (0.057 R)
• M15: 10,359,952 km (0.047 R)
• M16: 12,508,626 km (0.108 R)
• M17: 12,781,941 km (0.076 R)
• M18: 13,462,163 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.6

Radius: 3.7

Gravity: 18.16 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.87 AU - 10.69 AU

Year: 16542 Days

Day: 21.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 156.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,821,186 km

• M1: 61,634 km (0.115 R)
• M2: 249,080 km (0.098 R)
• M3: 612,304 km (0.12 R)
• M4: 1,128,866 km (0.109 R)
• M5: 7,568,904 km (0.082 R)
• M6: 8,301,934 km (0.09 R)
• M7: 9,610,616 km (0.052 R)
• M8: 13,781,255 km (0.077 R)
• M9: 18,101,791 km (0.089 R)
• M10: 23,601,009 km (0.106 R)
• M11: 26,004,149 km (0.051 R)
• M12: 26,291,527 km (0.094 R)
• M13: 33,499,451 km (0.073 R)
• M14: 35,575,271 km (0.106 R)
• M15: 45,842,622 km (0.047 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: 342 - 17,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit