🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.61 AU - 0.67 AU

Year: 331 Days

Day: 39.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.4

Radius: 13.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.75 AU - 2.39 AU

Year: 1923 Days

Day: 12.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,737,134 km

• M1: 170,392 km (0.102 R)
• M2: 737,966 km (0.089 R)
• M3: 1,258,268 km (0.075 R)
• M4: 1,771,688 km (0.092 R)
• M5: 2,630,230 km (0.052 R)
• M6: 3,661,707 km (0.104 R)
• M7: 4,774,416 km (0.09 R)
• M8: 5,329,125 km (0.112 R)
• M9: 5,803,500 km (0.079 R)
• M10: 6,332,029 km (0.089 R)
• M11: 7,691,724 km (0.066 R)
• M12: 8,299,690 km (0.054 R)
• M13: 9,890,364 km (0.104 R)
• M14: 10,354,267 km (0.112 R)
• M15: 10,795,431 km (0.112 R)
• M16: 12,316,692 km (0.062 R)
• M17: 13,107,616 km (0.075 R)
• M18: 14,883,642 km (0.083 R)
• M19: 15,829,549 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.2

Radius: 11.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.98 AU - 4.78 AU

Year: 4935 Days

Day: 8.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,737,134 km

• M1: 138,827 km (0.071 R)
• M2: 751,580 km (0.083 R)
• M3: 1,160,281 km (0.073 R)
• M4: 1,821,653 km (0.102 R)
• M5: 2,292,737 km (0.09 R)
• M6: 2,702,934 km (0.114 R)
• M7: 3,181,648 km (0.057 R)
• M8: 4,940,320 km (0.076 R)
• M9: 7,034,241 km (0.097 R)
• M10: 7,480,193 km (0.077 R)
• M11: 9,579,500 km (0.086 R)
• M12: 10,128,075 km (0.059 R)
• M13: 16,405,202 km (0.101 R)
• M14: 16,825,273 km (0.074 R)
• M15: 19,034,983 km (0.118 R)
• M16: 22,006,296 km (0.098 R)
• M17: 22,813,376 km (0.082 R)
• M18: 26,486,004 km (0.092 R)
• M19: 27,231,749 km (0.114 R)
• M20: 27,906,136 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.6

Radius: 5.2

Gravity: 22.77 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.17 AU - 6.17 AU

Year: 9896 Days

Day: 15.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,737,134 km

• M1: 64,776 km (0.115 R)
• M2: 355,145 km (0.094 R)
• M3: 870,809 km (0.086 R)
• M4: 1,050,177 km (0.046 R)
• M5: 1,254,229 km (0.039 R)
• M6: 2,031,240 km (0.117 R)
• M7: 2,350,631 km (0.065 R)
• M8: 3,000,335 km (0.057 R)
• M9: 3,971,973 km (0.112 R)
• M10: 4,385,312 km (0.03 R)
• M11: 5,494,281 km (0.104 R)
• M12: 8,163,257 km (0.109 R)
• M13: 11,425,238 km (0.071 R)
• M14: 15,396,613 km (0.077 R)
• M15: 16,205,788 km (0.117 R)
• M16: 17,042,937 km (0.046 R)
• M17: 20,761,641 km (0.107 R)
• M18: 22,423,225 km (0.075 R)
• M19: 23,373,919 km (0.066 R)
• M20: 30,061,692 km (0.087 R)
• M21: 34,973,289 km (0.056 R)
• M22: 38,162,716 km (0.067 R)
• M23: 38,651,153 km (0.116 R)
• M24: 39,640,593 km (0.109 R)
• M25: 40,900,806 km (0.062 R)
• M26: 42,057,646 km (0.083 R)
• M27: 43,236,178 km (0.095 R)
• M28: 44,977,198 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.4

Radius: 6.6

Gravity: 20.74 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.78 AU - 7.12 AU

Year: 11830 Days

Day: 24.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,737,134 km

• M1: 86,468 km (0.11 R)
• M2: 305,030 km (0.093 R)
• M3: 537,804 km (0.084 R)
• M4: 844,031 km (0.093 R)
• M5: 2,230,803 km (0.079 R)
• M6: 3,080,370 km (0.077 R)
• M7: 4,339,685 km (0.101 R)
• M8: 4,915,038 km (0.085 R)
• M9: 5,576,410 km (0.113 R)
• M10: 5,834,616 km (0.097 R)
• M11: 6,295,527 km (0.117 R)
• M12: 6,863,850 km (0.117 R)
• M13: 7,734,060 km (0.084 R)
• M14: 8,242,992 km (0.099 R)
• M15: 10,393,462 km (0.115 R)
• M16: 12,018,693 km (0.097 R)
• M17: 13,940,577 km (0.066 R)
• M18: 14,554,975 km (0.11 R)
• M19: 16,356,134 km (0.087 R)
• M20: 18,300,756 km (0.094 R)
• M21: 20,049,256 km (0.06 R)
• M22: 20,743,690 km (0.047 R)
• M23: 26,575,463 km (0.092 R)
• M24: 28,921,308 km (0.085 R)
• M25: 32,219,492 km (0.096 R)
• M26: 35,257,077 km (0.107 R)
• M27: 36,013,593 km (0.049 R)
• M28: 36,652,077 km (0.117 R)
• M29: 37,951,933 km (0.113 R)
• M30: 38,879,739 km (0.114 R)
• M31: 42,035,206 km (0.115 R)
• M32: 43,171,552 km (0.113 R)
• M33: 48,694,556 km (0.116 R)
• M34: 52,029,691 km (0.048 R)
• M35: 55,683,469 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.3

Radius: 3.2

Gravity: 80.4 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.34 AU - 7.78 AU

Year: 13421 Days

Day: 20.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,737,134 km

• M1: 40,092 km (0.079 R)
• M2: 344,225 km (0.086 R)
• M3: 664,364 km (0.062 R)
• M4: 1,193,043 km (0.08 R)
• M5: 2,432,761 km (0.059 R)
• M6: 3,858,877 km (0.085 R)
• M7: 4,005,782 km (0.118 R)
• M8: 4,186,945 km (0.111 R)
• M9: 5,140,632 km (0.078 R)
• M10: 6,391,868 km (0.09 R)
• M11: 10,633,716 km (0.09 R)
• M12: 12,068,359 km (0.08 R)
• M13: 15,387,936 km (0.073 R)
• M14: 16,132,784 km (0.111 R)
• M15: 17,294,860 km (0.081 R)
• M16: 20,220,695 km (0.068 R)
• M17: 21,386,512 km (0.081 R)
• M18: 22,977,485 km (0.1 R)
• M19: 24,445,339 km (0.113 R)
• M20: 26,709,353 km (0.083 R)
• M21: 29,221,700 km (0.081 R)
• M22: 31,412,411 km (0.094 R)
• M23: 35,090,125 km (0.068 R)
• M24: 38,772,178 km (0.086 R)
• M25: 41,554,249 km (0.053 R)
• M26: 42,126,312 km (0.109 R)
• M27: 44,914,816 km (0.086 R)
• M28: 49,564,318 km (0.053 R)
• M29: 50,531,019 km (0.112 R)
• M30: 54,695,076 km (0.082 R)
• M31: 55,381,730 km (0.117 R)
• M32: 58,543,481 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.3

Radius: 7.9

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.8 AU - 13.18 AU

Year: 23524 Days

Day: 23.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,737,134 km

• M1: 98,585 km (0.119 R)
• M2: 527,482 km (0.111 R)
• M3: 1,123,779 km (0.119 R)
• M4: 1,523,804 km (0.105 R)
• M5: 1,800,560 km (0.044 R)
• M6: 2,793,591 km (0.065 R)
• M7: 3,477,253 km (0.049 R)
• M8: 4,299,144 km (0.075 R)
• M9: 5,137,041 km (0.1 R)
• M10: 6,956,600 km (0.12 R)
• M11: 9,380,983 km (0.111 R)
• M12: 14,347,184 km (0.059 R)
• M13: 18,628,076 km (0.091 R)
• M14: 19,663,743 km (0.104 R)
• M15: 21,011,619 km (0.057 R)
• M16: 23,098,210 km (0.055 R)
• M17: 28,123,353 km (0.032 R)
• M18: 28,685,242 km (0.042 R)
• M19: 32,093,530 km (0.115 R)
• M20: 32,583,763 km (0.115 R)
• M21: 32,954,915 km (0.104 R)
• M22: 33,203,696 km (0.098 R)
• M23: 36,554,838 km (0.041 R)
• M24: 40,408,778 km (0.053 R)
• M25: 45,288,362 km (0.109 R)
• M26: 45,596,085 km (0.072 R)
• M27: 49,398,862 km (0.078 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 11,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit