🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.94 AU - 1.48 AU

Year: 489 Days

Day: 12.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.97 AU - 1.59 AU

Year: 532 Days

Day: 29.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.15 AU - 1.63 AU

Year: 602 Days

Day: 43.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,379,246 km

• M1: 153,188 km (0.097 R)
• M2: 325,824 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.47 AU - 1.63 AU

Year: 708 Days

Day: 31.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.21 AU - 3.49 AU

Year: 1766 Days

Day: 47.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.74 AU - 4.1 AU

Year: 2322 Days

Day: 12.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,379,246 km

• M1: 2,145,084 km (0.09 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.28 AU - 4.8 AU

Year: 3551 Days

Day: 15.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.6

Radius: 13.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.71 AU - 8.43 AU

Year: 6901 Days

Day: 5.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 53,379,246 km

• M1: 176,077 km (0.06 R)
• M2: 321,187 km (0.057 R)
• M3: 505,940 km (0.086 R)
• M4: 734,226 km (0.113 R)
• M5: 850,464 km (0.087 R)
• M6: 973,733 km (0.083 R)
• M7: 1,226,104 km (0.073 R)
• M8: 1,530,386 km (0.097 R)
• M9: 1,924,876 km (0.042 R)
• M10: 2,091,827 km (0.086 R)
• M11: 2,298,571 km (0.04 R)
• M12: 2,404,636 km (0.075 R)
• M13: 2,585,201 km (0.117 R)
• M14: 2,864,650 km (0.112 R)
• M15: 3,075,882 km (0.099 R)
• M16: 3,432,822 km (0.045 R)
• M17: 3,803,376 km (0.064 R)
• M18: 4,471,929 km (0.083 R)
• M19: 4,628,109 km (0.087 R)
• M20: 4,991,782 km (0.055 R)
• M21: 5,084,084 km (0.073 R)
• M22: 5,412,152 km (0.101 R)
• M23: 5,965,963 km (0.05 R)
• M24: 6,212,500 km (0.092 R)
• M25: 6,362,098 km (0.089 R)
• M26: 6,690,316 km (0.112 R)
• M27: 7,654,773 km (0.043 R)
• M28: 8,331,105 km (0.088 R)
• M29: 8,607,113 km (0.119 R)
• M30: 8,718,414 km (0.029 R)
• M31: 9,055,010 km (0.094 R)
• M32: 9,224,953 km (0.08 R)
• M33: 9,338,797 km (0.116 R)
• M34: 9,539,258 km (0.044 R)
• M35: 9,827,982 km (0.118 R)
• M36: 10,002,712 km (0.096 R)
• M37: 10,296,223 km (0.093 R)
• M38: 10,562,657 km (0.094 R)
• M39: 11,898,566 km (0.115 R)
• M40: 12,116,081 km (0.113 R)
• M41: 12,523,436 km (0.069 R)
• M42: 12,649,697 km (0.106 R)
• M43: 13,674,891 km (0.082 R)
• M44: 14,099,151 km (0.077 R)
• M45: 14,263,409 km (0.116 R)
• M46: 14,395,354 km (0.11 R)
• M47: 15,363,851 km (0.069 R)
• M48: 15,499,087 km (0.094 R)
• M49: 15,634,623 km (0.089 R)
• M50: 16,318,884 km (0.112 R)
• M51: 17,047,725 km (0.109 R)
• M52: 17,257,910 km (0.057 R)
• M53: 17,680,972 km (0.117 R)
• M54: 18,429,560 km (0.041 R)
• M55: 18,970,506 km (0.108 R)
• M56: 19,188,470 km (0.052 R)
• M57: 19,626,792 km (0.108 R)
• M58: 20,142,306 km (0.053 R)
• M59: 21,337,294 km (0.047 R)
• M60: 22,248,644 km (0.102 R)
• M61: 22,747,703 km (0.104 R)
• M62: 23,056,622 km (0.103 R)
• M63: 23,366,888 km (0.086 R)
• M64: 23,483,575 km (0.109 R)
• M65: 23,639,456 km (0.089 R)
• M66: 24,030,804 km (0.067 R)
• M67: 25,377,484 km (0.086 R)
• M68: 26,059,949 km (0.111 R)
• M69: 26,383,230 km (0.058 R)
• M70: 26,504,704 km (0.091 R)
• M71: 27,401,992 km (0.026 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.4

Radius: 3.4

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.91 AU - 20.05 AU

Year: 25685 Days

Day: 16.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 53,379,246 km

• M1: 47,123 km (0.077 R)
• M2: 319,391 km (0.106 R)
• M3: 347,665 km (0.077 R)
• M4: 376,687 km (0.084 R)
• M5: 674,686 km (0.104 R)
• M6: 730,187 km (0.108 R)
• M7: 1,271,881 km (0.038 R)
• M8: 1,628,822 km (0.104 R)
• M9: 2,122,345 km (0.064 R)
• M10: 2,176,799 km (0.118 R)
• M11: 2,600,161 km (0.118 R)
• M12: 3,017,838 km (0.073 R)
• M13: 3,140,807 km (0.042 R)
• M14: 4,564,680 km (0.099 R)
• M15: 4,812,863 km (0.114 R)
• M16: 5,621,290 km (0.051 R)
• M17: 7,359,617 km (0.108 R)
• M18: 7,608,548 km (0.088 R)
• M19: 8,458,264 km (0.118 R)
• M20: 8,588,264 km (0.118 R)
• M21: 9,382,180 km (0.108 R)
• M22: 9,652,055 km (0.05 R)
• M23: 11,515,146 km (0.098 R)
• M24: 11,707,380 km (0.101 R)
• M25: 12,143,906 km (0.088 R)
• M26: 12,487,084 km (0.081 R)
• M27: 12,833,403 km (0.089 R)
• M28: 15,186,727 km (0.1 R)
• M29: 15,344,702 km (0.106 R)
• M30: 15,503,276 km (0.034 R)
• M31: 16,035,845 km (0.071 R)
• M32: 16,682,706 km (0.078 R)
• M33: 17,946,209 km (0.1 R)
• M34: 19,354,075 km (0.096 R)
• M35: 19,927,184 km (0.054 R)
• M36: 20,042,375 km (0.059 R)
• M37: 20,622,066 km (0.111 R)
• M38: 22,214,536 km (0.042 R)
• M39: 26,017,762 km (0.11 R)
• M40: 26,903,980 km (0.069 R)
• M41: 28,770,962 km (0.094 R)
• M42: 28,901,261 km (0.063 R)
• M43: 29,555,603 km (0.096 R)
• M44: 29,950,541 km (0.088 R)
• M45: 30,479,968 km (0.102 R)
• M46: 31,346,738 km (0.095 R)
• M47: 31,614,967 km (0.112 R)
• M48: 32,967,930 km (0.112 R)
• M49: 33,240,796 km (0.108 R)
• M50: 35,730,105 km (0.116 R)
• M51: 35,800,117 km (0.098 R)
• M52: 37,921,265 km (0.111 R)
• M53: 39,357,704 km (0.059 R)
• M54: 39,574,770 km (0.095 R)
• M55: 40,009,951 km (0.104 R)
• M56: 42,357,740 km (0.044 R)
• M57: 45,127,544 km (0.079 R)
• M58: 46,725,399 km (0.094 R)
• M59: 47,108,519 km (0.112 R)
• M60: 48,109,628 km (0.078 R)
• M61: 49,195,709 km (0.119 R)
• M62: 49,507,471 km (0.09 R)
• M63: 50,132,939 km (0.12 R)
• M64: 50,211,179 km (0.057 R)
• M65: 50,525,185 km (0.049 R)
• M66: 50,760,951 km (0.077 R)
• M67: 51,154,842 km (0.112 R)
• M68: 52,024,904 km (0.081 R)
• M69: 53,219,293 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 17,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit