🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.4 AU - 0.66 AU

Year: 249 Days

Day: 33.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.5

Radius: 9.4

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.63 AU - 3.15 AU

Year: 3172 Days

Day: 11.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,486,331 km

• M1: 116,986 km (0.094 R)
• M2: 419,024 km (0.097 R)
• M3: 1,051,823 km (0.068 R)
• M4: 1,364,183 km (0.109 R)
• M5: 2,264,014 km (0.112 R)
• M6: 3,039,679 km (0.115 R)
• M7: 3,535,596 km (0.026 R)
• M8: 4,577,545 km (0.101 R)
• M9: 6,436,448 km (0.116 R)
• M10: 6,779,626 km (0.109 R)
• M11: 7,533,749 km (0.105 R)
• M12: 14,120,094 km (0.118 R)
• M13: 16,432,877 km (0.034 R)
• M14: 19,103,947 km (0.069 R)
• M15: 20,297,738 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.3

Radius: 11.9

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.95 AU - 4.05 AU

Year: 5165 Days

Day: 7.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,486,331 km

• M1: 148,102 km (0.056 R)
• M2: 632,949 km (0.112 R)
• M3: 1,021,903 km (0.079 R)
• M4: 2,317,421 km (0.081 R)
• M5: 3,105,203 km (0.118 R)
• M6: 4,045,426 km (0.118 R)
• M7: 6,233,594 km (0.074 R)
• M8: 7,221,388 km (0.083 R)
• M9: 9,278,060 km (0.067 R)
• M10: 10,458,836 km (0.046 R)
• M11: 11,851,443 km (0.088 R)
• M12: 12,632,194 km (0.091 R)
• M13: 13,614,154 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15

Radius: 10.4

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.95 AU - 4.11 AU

Year: 5224 Days

Day: 11.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 49,486,331 km

• M1: 130,150 km (0.113 R)
• M2: 1,118,992 km (0.12 R)
• M3: 1,989,352 km (0.091 R)
• M4: 5,541,554 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.4

Radius: 4

Gravity: 33.09 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.96 AU - 8.02 AU

Year: 11932 Days

Day: 23.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,486,331 km

• M1: 49,816 km (0.116 R)
• M2: 219,909 km (0.095 R)
• M3: 590,612 km (0.106 R)
• M4: 1,243,009 km (0.093 R)
• M5: 1,384,528 km (0.069 R)
• M6: 2,044,704 km (0.116 R)
• M7: 2,473,451 km (0.097 R)
• M8: 2,762,474 km (0.084 R)
• M9: 3,004,823 km (0.05 R)
• M10: 3,791,408 km (0.113 R)
• M11: 5,724,662 km (0.074 R)
• M12: 10,835,224 km (0.06 R)
• M13: 11,549,105 km (0.092 R)
• M14: 13,377,191 km (0.114 R)
• M15: 14,069,680 km (0.091 R)
• M16: 14,851,927 km (0.095 R)
• M17: 18,811,035 km (0.049 R)
• M18: 20,082,617 km (0.11 R)
• M19: 21,922,970 km (0.112 R)
• M20: 26,517,419 km (0.113 R)
• M21: 30,302,993 km (0.044 R)
• M22: 33,624,665 km (0.028 R)
• M23: 34,549,778 km (0.12 R)
• M24: 35,491,646 km (0.083 R)
• M25: 37,181,055 km (0.095 R)
• M26: 38,545,387 km (0.094 R)
• M27: 42,703,759 km (0.055 R)
• M28: 45,729,676 km (0.045 R)
• M29: 48,018,074 km (0.076 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 11,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit