🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.52 AU - 0.52 AU

Year: 246 Days

Day: 33.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,953,491 km

• M1: 66,272 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.47 AU - 0.69 AU

Year: 290 Days

Day: 40.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,953,491 km

• M1: 56,099 km (0.102 R)

Asteroid Belt

Center: 1.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.9

Radius: 13.6

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.48 AU - 2.62 AU

Year: 2671 Days

Day: 10.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,953,491 km

• M1: 169,195 km (0.098 R)
• M2: 688,449 km (0.05 R)
• M3: 1,531,583 km (0.063 R)
• M4: 2,005,509 km (0.074 R)
• M5: 2,520,575 km (0.042 R)
• M6: 2,960,392 km (0.095 R)
• M7: 3,505,826 km (0.084 R)
• M8: 3,978,256 km (0.119 R)
• M9: 4,756,165 km (0.046 R)
• M10: 5,508,792 km (0.083 R)
• M11: 6,285,205 km (0.034 R)
• M12: 6,785,311 km (0.103 R)
• M13: 7,803,175 km (0.12 R)
• M14: 8,283,384 km (0.114 R)
• M15: 11,430,325 km (0.119 R)
• M16: 12,738,259 km (0.04 R)
• M17: 14,237,828 km (0.091 R)
• M18: 15,103,850 km (0.036 R)
• M19: 15,599,916 km (0.049 R)
• M20: 18,752,243 km (0.109 R)

Asteroid Belt

Center: 3.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.6

Radius: 8.9

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.61 AU - 3.83 AU

Year: 4707 Days

Day: 11.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,953,491 km

• M1: 111,002 km (0.083 R)
• M2: 554,111 km (0.064 R)
• M3: 1,189,303 km (0.036 R)
• M4: 1,855,163 km (0.081 R)
• M5: 2,192,357 km (0.068 R)
• M6: 2,767,112 km (0.117 R)
• M7: 3,136,170 km (0.05 R)
• M8: 3,537,690 km (0.119 R)
• M9: 4,514,864 km (0.092 R)
• M10: 6,200,682 km (0.071 R)
• M11: 7,680,355 km (0.108 R)
• M12: 9,459,971 km (0.077 R)
• M13: 14,270,739 km (0.054 R)
• M14: 14,789,993 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.2

Radius: 10.8

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.1 AU - 5.2 AU

Year: 6578 Days

Day: 11.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,953,491 km

• M1: 134,638 km (0.087 R)
• M2: 516,412 km (0.095 R)
• M3: 1,213,089 km (0.115 R)
• M4: 1,779,018 km (0.054 R)
• M5: 2,297,375 km (0.117 R)
• M6: 3,130,485 km (0.069 R)
• M7: 3,550,855 km (0.06 R)
• M8: 7,344,059 km (0.1 R)
• M9: 8,052,105 km (0.087 R)
• M10: 8,805,031 km (0.084 R)
• M11: 10,869,332 km (0.104 R)
• M12: 14,686,322 km (0.066 R)
• M13: 21,845,627 km (0.099 R)
• M14: 22,453,593 km (0.069 R)
• M15: 27,819,370 km (0.118 R)
• M16: 32,290,700 km (0.069 R)
• M17: 33,479,106 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264

Radius: 12.1

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.76 AU - 5 AU

Year: 7072 Days

Day: 7.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 100.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,953,491 km

• M1: 245,341 km (0.085 R)
• M2: 634,445 km (0.087 R)
• M3: 1,035,965 km (0.079 R)
• M4: 1,489,546 km (0.106 R)
• M5: 2,744,373 km (0.091 R)
• M6: 6,650,224 km (0.086 R)
• M7: 8,322,130 km (0.078 R)
• M8: 8,885,964 km (0.098 R)
• M9: 10,907,330 km (0.106 R)
• M10: 12,771,469 km (0.054 R)
• M11: 14,355,860 km (0.082 R)
• M12: 15,278,580 km (0.114 R)
• M13: 17,362,329 km (0.119 R)
• M14: 19,563,811 km (0.041 R)
• M15: 22,515,826 km (0.1 R)
• M16: 23,686,280 km (0.072 R)
• M17: 24,135,522 km (0.03 R)
• M18: 25,752,825 km (0.099 R)
• M19: 26,628,271 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817

Radius: 3.1

Gravity: 85.02 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.47 AU - 8.73 AU

Year: 13745 Days

Day: 24.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 67,953,491 km

• M1: 38,596 km (0.053 R)
• M2: 210,933 km (0.066 R)
• M3: 315,502 km (0.118 R)
• M4: 525,986 km (0.106 R)
• M5: 645,365 km (0.108 R)
• M6: 874,549 km (0.063 R)
• M7: 1,031,627 km (0.111 R)
• M8: 1,302,399 km (0.098 R)
• M9: 1,431,951 km (0.087 R)
• M10: 1,602,044 km (0.104 R)
• M11: 1,873,414 km (0.112 R)
• M12: 3,792,605 km (0.099 R)
• M13: 5,572,670 km (0.092 R)
• M14: 6,475,793 km (0.115 R)
• M15: 6,811,640 km (0.047 R)
• M16: 7,247,568 km (0.116 R)
• M17: 8,971,085 km (0.096 R)
• M18: 9,335,356 km (0.088 R)
• M19: 10,204,669 km (0.035 R)
• M20: 11,245,571 km (0.032 R)
• M21: 11,791,603 km (0.119 R)
• M22: 12,936,476 km (0.048 R)
• M23: 15,592,586 km (0.11 R)
• M24: 16,656,227 km (0.104 R)
• M25: 17,205,700 km (0.038 R)
• M26: 19,872,282 km (0.118 R)
• M27: 20,401,260 km (0.103 R)
• M28: 21,303,335 km (0.093 R)
• M29: 22,515,527 km (0.066 R)
• M30: 24,268,814 km (0.118 R)
• M31: 25,486,840 km (0.059 R)
• M32: 31,593,275 km (0.102 R)
• M33: 33,166,746 km (0.101 R)
• M34: 39,015,723 km (0.07 R)
• M35: 43,274,625 km (0.116 R)
• M36: 45,212,516 km (0.082 R)
• M37: 50,552,711 km (0.06 R)
• M38: 51,867,527 km (0.1 R)
• M39: 56,473,196 km (0.118 R)
• M40: 60,055,317 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.3

Radius: 6.3

Gravity: 16.49 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.47 AU - 10.23 AU

Year: 17271 Days

Day: 15.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,953,491 km

• M1: 79,137 km (0.114 R)
• M2: 372,349 km (0.117 R)
• M3: 629,508 km (0.089 R)
• M4: 1,126,173 km (0.061 R)
• M5: 1,370,316 km (0.072 R)
• M6: 2,199,837 km (0.088 R)
• M7: 2,769,655 km (0.098 R)
• M8: 3,861,869 km (0.11 R)
• M9: 7,821,874 km (0.086 R)
• M10: 8,613,696 km (0.119 R)
• M11: 15,409,029 km (0.114 R)
• M12: 22,962,675 km (0.117 R)
• M13: 31,429,166 km (0.068 R)
• M14: 33,670,741 km (0.109 R)
• M15: 38,330,116 km (0.083 R)
• M16: 41,322,373 km (0.117 R)
• M17: 43,250,689 km (0.088 R)
• M18: 44,160,693 km (0.114 R)
• M19: 54,674,132 km (0.034 R)
• M20: 55,559,452 km (0.068 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: 162 - 13,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit