🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.59 AU - 0.98 AU

Year: 252 Days

Day: 17.3 Hours

Environment

Temp: 115 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,801,766 km

• M1: 35,754 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.82 AU - 0.84 AU

Year: 276 Days

Day: 44.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.04 AU - 3.88 AU

Year: 2351 Days

Day: 46.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.2

Radius: 8.3

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.19 AU - 5.57 AU

Year: 4558 Days

Day: 14.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,801,766 km

• M1: 103,223 km (0.104 R)
• M2: 569,070 km (0.116 R)
• M3: 1,227,151 km (0.114 R)
• M4: 2,306,201 km (0.091 R)
• M5: 2,565,753 km (0.116 R)
• M6: 4,078,936 km (0.079 R)
• M7: 4,339,236 km (0.094 R)
• M8: 5,930,508 km (0.103 R)
• M9: 6,390,223 km (0.1 R)
• M10: 7,006,715 km (0.118 R)
• M11: 7,346,602 km (0.118 R)
• M12: 11,993,860 km (0.116 R)
• M13: 13,599,494 km (0.094 R)
• M14: 15,174,161 km (0.1 R)
• M15: 16,269,516 km (0.12 R)
• M16: 17,915,392 km (0.104 R)
• M17: 20,691,779 km (0.039 R)
• M18: 23,289,546 km (0.056 R)
• M19: 23,818,823 km (0.097 R)
• M20: 24,822,924 km (0.109 R)
• M21: 28,089,543 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.6

Radius: 8.7

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.38 AU - 6.16 AU

Year: 5062 Days

Day: 13.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,801,766 km

• M1: 111,151 km (0.075 R)
• M2: 537,206 km (0.064 R)
• M3: 877,990 km (0.102 R)
• M4: 1,353,113 km (0.075 R)
• M5: 2,250,401 km (0.064 R)
• M6: 2,580,563 km (0.044 R)
• M7: 2,907,135 km (0.08 R)
• M8: 3,399,013 km (0.061 R)
• M9: 3,967,336 km (0.078 R)
• M10: 4,500,353 km (0.077 R)
• M11: 6,027,597 km (0.102 R)
• M12: 7,121,158 km (0.108 R)
• M13: 7,944,096 km (0.104 R)
• M14: 8,305,225 km (0.089 R)
• M15: 9,575,012 km (0.089 R)
• M16: 11,646,493 km (0.112 R)
• M17: 12,786,878 km (0.111 R)
• M18: 13,133,047 km (0.105 R)
• M19: 15,343,356 km (0.088 R)
• M20: 16,420,461 km (0.102 R)
• M21: 18,472,345 km (0.102 R)
• M22: 19,300,220 km (0.115 R)
• M23: 24,263,428 km (0.091 R)
• M24: 26,037,809 km (0.107 R)
• M25: 26,354,956 km (0.098 R)

Asteroid Belt

Center: 7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.9

Radius: 12.4

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.92 AU - 9.52 AU

Year: 8608 Days

Day: 5.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,801,766 km

• M1: 154,684 km (0.092 R)
• M2: 593,305 km (0.101 R)
• M3: 1,191,697 km (0.097 R)
• M4: 2,700,242 km (0.115 R)
• M5: 4,053,953 km (0.118 R)
• M6: 6,178,242 km (0.101 R)
• M7: 6,764,217 km (0.107 R)
• M8: 7,928,238 km (0.09 R)
• M9: 8,789,623 km (0.116 R)
• M10: 12,329,109 km (0.077 R)
• M11: 13,542,048 km (0.043 R)
• M12: 15,885,499 km (0.104 R)
• M13: 17,120,130 km (0.096 R)
• M14: 21,054,255 km (0.097 R)
• M15: 22,065,387 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.1

Radius: 10.2

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.48 AU - 11.58 AU

Year: 11602 Days

Day: 6.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,801,766 km

• M1: 126,859 km (0.105 R)
• M2: 758,461 km (0.105 R)
• M3: 1,201,271 km (0.116 R)
• M4: 1,609,075 km (0.095 R)
• M5: 2,709,816 km (0.086 R)
• M6: 3,171,475 km (0.057 R)
• M7: 3,821,926 km (0.102 R)
• M8: 4,653,391 km (0.099 R)
• M9: 5,146,167 km (0.117 R)
• M10: 5,783,154 km (0.102 R)
• M11: 6,754,194 km (0.103 R)
• M12: 7,300,376 km (0.118 R)
• M13: 8,577,044 km (0.099 R)
• M14: 8,967,794 km (0.035 R)
• M15: 9,943,471 km (0.101 R)
• M16: 10,429,814 km (0.086 R)
• M17: 11,275,341 km (0.091 R)
• M18: 15,619,065 km (0.106 R)
• M19: 17,647,163 km (0.051 R)
• M20: 19,845,055 km (0.048 R)
• M21: 21,053,656 km (0.114 R)
• M22: 21,497,064 km (0.12 R)
• M23: 24,679,011 km (0.098 R)
• M24: 29,355,590 km (0.112 R)
• M25: 39,337,358 km (0.079 R)
• M26: 41,517,747 km (0.081 R)
• M27: 47,319,003 km (0.057 R)
• M28: 48,080,157 km (0.096 R)
• M29: 49,626,999 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.6

Radius: 11.2

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 9.3 AU - 12.78 AU

Year: 13398 Days

Day: 11.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,801,766 km

• M1: 139,276 km (0.12 R)
• M2: 800,947 km (0.06 R)
• M3: 1,411,456 km (0.119 R)
• M4: 2,849,540 km (0.066 R)
• M5: 6,078,760 km (0.072 R)
• M6: 6,459,337 km (0.102 R)
• M7: 6,896,462 km (0.119 R)
• M8: 7,698,157 km (0.085 R)
• M9: 9,286,288 km (0.068 R)
• M10: 13,100,286 km (0.112 R)
• M11: 13,867,573 km (0.097 R)
• M12: 16,495,708 km (0.119 R)
• M13: 18,160,434 km (0.093 R)
• M14: 21,909,655 km (0.114 R)
• M15: 26,547,040 km (0.092 R)
• M16: 29,363,070 km (0.062 R)
• M17: 34,971,943 km (0.069 R)
• M18: 36,198,197 km (0.12 R)
• M19: 37,963,152 km (0.115 R)
• M20: 40,716,800 km (0.045 R)
• M21: 45,597,880 km (0.081 R)
• M22: 47,061,097 km (0.098 R)
• M23: 48,404,485 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.7

Radius: 12.9

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.83 AU - 14.57 AU

Year: 15564 Days

Day: 11.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,801,766 km

• M1: 160,519 km (0.052 R)
• M2: 576,401 km (0.075 R)
• M3: 1,099,395 km (0.083 R)
• M4: 1,736,981 km (0.078 R)
• M5: 2,701,139 km (0.105 R)
• M6: 4,359,880 km (0.069 R)
• M7: 6,330,084 km (0.076 R)
• M8: 14,192,948 km (0.094 R)
• M9: 14,832,778 km (0.092 R)
• M10: 17,345,125 km (0.105 R)
• M11: 20,040,729 km (0.12 R)
• M12: 21,673,889 km (0.119 R)
• M13: 27,759,530 km (0.045 R)
• M14: 29,213,771 km (0.073 R)
• M15: 30,600,693 km (0.055 R)
• M16: 33,132,787 km (0.077 R)
• M17: 35,282,508 km (0.093 R)
• M18: 36,722,238 km (0.057 R)
• M19: 45,884,360 km (0.105 R)
• M20: 54,885,215 km (0.086 R)
• M21: 56,994,246 km (0.111 R)
• M22: 62,691,980 km (0.102 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: 293 - 14,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit