🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.79 AU - 2.15 AU

Year: 1042 Days

Day: 14.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.5

Radius: 13.5

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.5 AU - 9.16 AU

Year: 9057 Days

Day: 7.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,629,316 km

• M1: 167,849 km (0.108 R)
• M2: 1,135,448 km (0.106 R)
• M3: 1,858,754 km (0.11 R)
• M4: 2,727,768 km (0.088 R)
• M5: 3,454,364 km (0.088 R)
• M6: 4,638,282 km (0.065 R)
• M7: 8,929,796 km (0.082 R)
• M8: 11,476,999 km (0.071 R)
• M9: 13,262,300 km (0.112 R)
• M10: 16,868,656 km (0.045 R)
• M11: 19,101,404 km (0.059 R)
• M12: 22,199,127 km (0.057 R)
• M13: 22,887,577 km (0.089 R)
• M14: 25,701,064 km (0.08 R)
• M15: 28,023,571 km (0.106 R)
• M16: 29,647,456 km (0.119 R)
• M17: 30,295,663 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.7

Radius: 12.5

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 8.74 AU - 10.9 AU

Year: 11593 Days

Day: 5.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,629,316 km

• M1: 236,664 km (0.115 R)
• M2: 756,666 km (0.09 R)
• M3: 1,689,259 km (0.062 R)
• M4: 2,383,393 km (0.113 R)
• M5: 2,860,610 km (0.029 R)
• M6: 4,341,629 km (0.101 R)
• M7: 5,154,694 km (0.119 R)
• M8: 5,995,583 km (0.119 R)
• M9: 6,430,614 km (0.079 R)
• M10: 7,487,523 km (0.12 R)
• M11: 8,254,362 km (0.111 R)
• M12: 10,247,155 km (0.104 R)
• M13: 12,426,347 km (0.082 R)
• M14: 21,459,964 km (0.119 R)
• M15: 28,592,940 km (0.067 R)
• M16: 32,302,519 km (0.119 R)
• M17: 34,907,766 km (0.079 R)
• M18: 37,163,253 km (0.071 R)
• M19: 40,404,739 km (0.082 R)
• M20: 43,157,041 km (0.063 R)
• M21: 47,587,831 km (0.043 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437

Radius: 7.1

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 12.91 AU - 16.69 AU

Year: 21450 Days

Day: 19.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,629,316 km

• M1: 93,050 km (0.057 R)
• M2: 425,008 km (0.109 R)
• M3: 705,055 km (0.1 R)
• M4: 1,096,253 km (0.119 R)
• M5: 1,830,031 km (0.111 R)
• M6: 2,806,007 km (0.106 R)
• M7: 4,881,678 km (0.066 R)
• M8: 6,417,749 km (0.06 R)
• M9: 9,180,373 km (0.107 R)
• M10: 9,670,156 km (0.103 R)
• M11: 10,584,049 km (0.1 R)
• M12: 13,392,450 km (0.077 R)
• M13: 17,888,016 km (0.025 R)
• M14: 27,082,002 km (0.108 R)
• M15: 27,638,207 km (0.107 R)
• M16: 32,865,455 km (0.103 R)
• M17: 34,397,637 km (0.046 R)
• M18: 36,513,848 km (0.106 R)
• M19: 39,137,645 km (0.116 R)
• M20: 46,638,034 km (0.091 R)
• M21: 54,687,895 km (0.075 R)
• M22: 58,853,598 km (0.097 R)
• M23: 63,226,044 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 13,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit