🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.6 AU - 0.64 AU

Year: 315 Days

Day: 15.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.7

Radius: 13.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.73 AU - 0.77 AU

Year: 419 Days

Day: 10.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,154,961 km

• M1: 172,038 km (0.106 R)
• M2: 657,183 km (0.12 R)
• M3: 1,175,690 km (0.034 R)
• M4: 1,701,526 km (0.084 R)
• M5: 2,451,311 km (0.089 R)
• M6: 3,188,529 km (0.11 R)
• M7: 4,001,743 km (0.105 R)
• M8: 5,351,714 km (0.08 R)
• M9: 6,095,664 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215

Radius: 13.3

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.58 AU - 2.3 AU

Year: 1745 Days

Day: 8.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,154,961 km

• M1: 165,455 km (0.106 R)
• M2: 616,792 km (0.095 R)
• M3: 1,053,019 km (0.111 R)
• M4: 1,540,110 km (0.075 R)
• M5: 3,270,060 km (0.103 R)
• M6: 3,946,841 km (0.103 R)
• M7: 4,575,002 km (0.111 R)
• M8: 5,079,745 km (0.11 R)
• M9: 6,573,929 km (0.091 R)
• M10: 8,161,611 km (0.116 R)
• M11: 8,609,208 km (0.091 R)
• M12: 9,844,437 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.6

Radius: 14.9

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.51 AU - 3.15 AU

Year: 3074 Days

Day: 11.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,154,961 km

• M1: 185,352 km (0.115 R)
• M2: 847,622 km (0.099 R)
• M3: 1,508,395 km (0.117 R)
• M4: 2,251,448 km (0.119 R)
• M5: 3,014,397 km (0.083 R)
• M6: 3,524,825 km (0.106 R)
• M7: 4,000,397 km (0.055 R)
• M8: 5,416,041 km (0.119 R)
• M9: 5,907,620 km (0.053 R)
• M10: 6,583,503 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.3

Radius: 14.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.04 AU - 4.5 AU

Year: 4726 Days

Day: 5.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,154,961 km

• M1: 182,809 km (0.103 R)
• M2: 1,017,565 km (0.037 R)
• M3: 1,850,077 km (0.083 R)
• M4: 3,682,651 km (0.031 R)
• M5: 4,238,856 km (0.1 R)
• M6: 4,975,476 km (0.114 R)
• M7: 5,548,884 km (0.057 R)
• M8: 6,644,090 km (0.092 R)
• M9: 7,276,141 km (0.116 R)
• M10: 8,551,463 km (0.104 R)
• M11: 9,850,571 km (0.054 R)
• M12: 12,132,836 km (0.118 R)
• M13: 12,600,180 km (0.092 R)
• M14: 14,075,065 km (0.071 R)
• M15: 15,827,455 km (0.108 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 12.2

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.01 AU - 5.23 AU

Year: 6412 Days

Day: 7.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,154,961 km

• M1: 152,889 km (0.077 R)
• M2: 547,977 km (0.077 R)
• M3: 1,050,476 km (0.113 R)
• M4: 1,873,713 km (0.079 R)
• M5: 2,475,994 km (0.101 R)
• M6: 3,504,779 km (0.081 R)
• M7: 3,912,732 km (0.048 R)
• M8: 4,672,390 km (0.101 R)
• M9: 6,023,558 km (0.117 R)
• M10: 6,453,652 km (0.075 R)
• M11: 7,480,043 km (0.082 R)
• M12: 7,941,702 km (0.087 R)
• M13: 8,882,972 km (0.079 R)
• M14: 9,482,710 km (0.109 R)
• M15: 11,352,534 km (0.108 R)
• M16: 11,773,053 km (0.074 R)
• M17: 12,895,336 km (0.057 R)
• M18: 15,352,332 km (0.067 R)
• M19: 16,216,858 km (0.064 R)
• M20: 21,669,551 km (0.096 R)
• M21: 22,390,762 km (0.105 R)
• M22: 23,352,228 km (0.096 R)
• M23: 27,391,370 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.8

Radius: 12.5

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.39 AU - 5.47 AU

Year: 7068 Days

Day: 9.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,154,961 km

• M1: 156,479 km (0.063 R)
• M2: 628,909 km (0.111 R)
• M3: 2,158,398 km (0.109 R)
• M4: 3,263,926 km (0.07 R)
• M5: 3,669,785 km (0.072 R)
• M6: 4,280,444 km (0.089 R)
• M7: 5,705,812 km (0.081 R)
• M8: 6,728,164 km (0.08 R)
• M9: 7,390,733 km (0.076 R)
• M10: 7,794,049 km (0.062 R)
• M11: 8,328,562 km (0.085 R)
• M12: 8,806,079 km (0.101 R)
• M13: 14,584,296 km (0.118 R)
• M14: 16,425,547 km (0.112 R)
• M15: 20,136,472 km (0.117 R)
• M16: 22,720,476 km (0.052 R)
• M17: 24,615,282 km (0.119 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 20,185 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit