🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.21 AU - 1.27 AU

Year: 507 Days

Day: 29.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1 AU - 1.66 AU

Year: 563 Days

Day: 32 Hours

Environment

Temp: 4 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.62 AU - 2.08 AU

Year: 924 Days

Day: 29.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 140.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.37 AU - 2.87 AU

Year: 1557 Days

Day: 31.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 161 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.5

Radius: 12.2

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.1 AU - 5.94 AU

Year: 4761 Days

Day: 7 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,522,219 km

• M1: 151,692 km (0.053 R)
• M2: 683,662 km (0.046 R)
• M3: 1,065,586 km (0.102 R)
• M4: 1,536,221 km (0.087 R)
• M5: 2,176,350 km (0.09 R)
• M6: 2,620,506 km (0.073 R)
• M7: 3,105,652 km (0.088 R)
• M8: 3,584,215 km (0.084 R)
• M9: 4,586,820 km (0.119 R)
• M10: 5,098,146 km (0.078 R)
• M11: 6,203,674 km (0.078 R)
• M12: 6,830,340 km (0.028 R)
• M13: 7,571,747 km (0.105 R)
• M14: 8,366,111 km (0.112 R)
• M15: 10,710,759 km (0.091 R)
• M16: 11,859,970 km (0.112 R)
• M17: 12,931,539 km (0.118 R)
• M18: 14,402,685 km (0.07 R)
• M19: 14,917,002 km (0.085 R)
• M20: 20,184,642 km (0.033 R)
• M21: 20,612,791 km (0.116 R)
• M22: 22,845,839 km (0.118 R)
• M23: 25,816,254 km (0.112 R)
• M24: 28,140,257 km (0.077 R)
• M25: 32,708,527 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.5

Radius: 14.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.47 AU - 7.29 AU

Year: 5234 Days

Day: 5.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 94.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,522,219 km

• M1: 240,853 km (0.066 R)
• M2: 1,170,304 km (0.076 R)
• M3: 1,844,243 km (0.051 R)
• M4: 2,525,960 km (0.119 R)
• M5: 3,090,094 km (0.103 R)
• M6: 4,383,517 km (0.101 R)
• M7: 6,978,890 km (0.065 R)
• M8: 8,825,526 km (0.046 R)
• M9: 12,235,311 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.5

Radius: 10.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.45 AU - 6.83 AU

Year: 6281 Days

Day: 12.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,522,219 km

• M1: 131,945 km (0.101 R)
• M2: 471,832 km (0.12 R)
• M3: 847,173 km (0.055 R)
• M4: 1,189,752 km (0.106 R)
• M5: 2,010,745 km (0.114 R)
• M6: 2,744,672 km (0.077 R)
• M7: 3,213,512 km (0.086 R)
• M8: 4,386,359 km (0.081 R)
• M9: 5,003,002 km (0.064 R)
• M10: 5,764,904 km (0.115 R)
• M11: 6,377,806 km (0.119 R)
• M12: 6,999,684 km (0.092 R)
• M13: 7,413,023 km (0.108 R)
• M14: 8,063,774 km (0.118 R)
• M15: 8,479,806 km (0.07 R)
• M16: 11,099,264 km (0.112 R)
• M17: 14,161,832 km (0.06 R)
• M18: 14,657,001 km (0.101 R)
• M19: 20,611,295 km (0.113 R)
• M20: 21,319,043 km (0.075 R)
• M21: 24,864,512 km (0.043 R)
• M22: 29,048,316 km (0.117 R)
• M23: 29,401,966 km (0.107 R)
• M24: 29,758,607 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.7

Radius: 5.7

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 14.4 AU - 15.14 AU

Year: 20837 Days

Day: 22.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,522,219 km

• M1: 76,145 km (0.066 R)
• M2: 458,368 km (0.097 R)
• M3: 1,172,698 km (0.096 R)
• M4: 1,452,895 km (0.064 R)
• M5: 1,794,277 km (0.118 R)
• M6: 2,069,687 km (0.083 R)
• M7: 2,823,361 km (0.056 R)
• M8: 3,119,864 km (0.087 R)
• M9: 4,291,963 km (0.097 R)
• M10: 5,244,453 km (0.043 R)
• M11: 5,926,619 km (0.1 R)
• M12: 7,512,057 km (0.073 R)
• M13: 8,731,130 km (0.091 R)
• M14: 9,577,106 km (0.041 R)
• M15: 13,036,407 km (0.053 R)
• M16: 14,859,257 km (0.098 R)
• M17: 17,490,684 km (0.026 R)
• M18: 23,754,197 km (0.105 R)
• M19: 24,462,693 km (0.065 R)
• M20: 25,709,740 km (0.079 R)
• M21: 32,834,040 km (0.073 R)
• M22: 35,124,832 km (0.119 R)
• M23: 40,592,933 km (0.075 R)
• M24: 50,643,517 km (0.057 R)
• M25: 58,679,166 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 11,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit