🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.41 AU - 0.59 AU

Year: 126 Days

Day: 46.5 Hours

Environment

Temp: 218 °C

Axial Tilt: 45.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 66,850,183 km

• M1: 42,935 km (0.115 R)
• M2: 310,715 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.96 AU - 1.46 AU

Year: 474 Days

Day: 37 Hours

Environment

Temp: 23 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,850,183 km

• M1: 323,879 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.14 AU - 1.42 AU

Year: 516 Days

Day: 35.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.16 AU - 1.64 AU

Year: 590 Days

Day: 20.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.58 AU - 3.78 AU

Year: 2021 Days

Day: 41.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.3

Radius: 9.4

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.02 AU - 6.4 AU

Year: 4864 Days

Day: 12.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 66,850,183 km

• M1: 117,734 km (0.087 R)
• M2: 194,477 km (0.12 R)
• M3: 361,279 km (0.116 R)
• M4: 702,512 km (0.071 R)
• M5: 1,199,625 km (0.096 R)
• M6: 1,401,582 km (0.041 R)
• M7: 1,552,527 km (0.053 R)
• M8: 1,693,149 km (0.113 R)
• M9: 1,821,803 km (0.066 R)
• M10: 2,123,243 km (0.077 R)
• M11: 2,404,636 km (0.095 R)
• M12: 3,440,452 km (0.097 R)
• M13: 3,501,787 km (0.113 R)
• M14: 3,708,531 km (0.12 R)
• M15: 3,771,362 km (0.063 R)
• M16: 4,047,819 km (0.056 R)
• M17: 4,508,132 km (0.11 R)
• M18: 5,265,247 km (0.114 R)
• M19: 5,502,509 km (0.081 R)
• M20: 5,598,401 km (0.12 R)
• M21: 5,719,127 km (0.104 R)
• M22: 5,913,903 km (0.052 R)
• M23: 6,210,256 km (0.086 R)
• M24: 6,435,850 km (0.12 R)
• M25: 6,920,846 km (0.078 R)
• M26: 7,683,646 km (0.097 R)
• M27: 7,925,845 km (0.038 R)
• M28: 8,556,250 km (0.092 R)
• M29: 10,572,231 km (0.102 R)
• M30: 11,235,099 km (0.049 R)
• M31: 11,326,504 km (0.097 R)
• M32: 11,387,540 km (0.061 R)
• M33: 11,479,393 km (0.032 R)
• M34: 12,097,980 km (0.11 R)
• M35: 12,285,576 km (0.058 R)
• M36: 14,017,919 km (0.078 R)
• M37: 14,281,062 km (0.061 R)
• M38: 14,712,053 km (0.101 R)
• M39: 15,383,598 km (0.106 R)
• M40: 16,065,016 km (0.1 R)
• M41: 16,133,682 km (0.108 R)
• M42: 16,895,733 km (0.071 R)
• M43: 17,598,843 km (0.118 R)
• M44: 18,060,801 km (0.089 R)
• M45: 19,397,758 km (0.106 R)
• M46: 19,801,373 km (0.11 R)
• M47: 20,096,529 km (0.106 R)
• M48: 20,504,931 km (0.058 R)
• M49: 21,481,057 km (0.12 R)
• M50: 21,632,600 km (0.066 R)
• M51: 22,896,104 km (0.097 R)
• M52: 22,973,446 km (0.112 R)
• M53: 23,478,339 km (0.12 R)
• M54: 24,301,725 km (0.093 R)
• M55: 25,694,781 km (0.071 R)
• M56: 26,016,865 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.4

Radius: 8.3

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.09 AU - 9.05 AU

Year: 8172 Days

Day: 13.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,850,183 km

• M1: 143,764 km (0.109 R)
• M2: 951,742 km (0.079 R)
• M3: 1,270,385 km (0.079 R)
• M4: 1,979,479 km (0.085 R)
• M5: 2,224,520 km (0.037 R)
• M6: 3,725,436 km (0.12 R)
• M7: 5,627,722 km (0.09 R)
• M8: 5,690,404 km (0.057 R)
• M9: 7,399,709 km (0.094 R)
• M10: 7,920,310 km (0.074 R)
• M11: 8,741,452 km (0.032 R)
• M12: 8,850,659 km (0.111 R)
• M13: 9,966,509 km (0.111 R)
• M14: 10,969,114 km (0.115 R)
• M15: 14,983,124 km (0.077 R)
• M16: 16,352,094 km (0.025 R)
• M17: 18,409,364 km (0.092 R)
• M18: 18,689,860 km (0.051 R)
• M19: 20,789,167 km (0.103 R)
• M20: 21,227,788 km (0.067 R)
• M21: 21,325,625 km (0.112 R)
• M22: 27,626,089 km (0.117 R)
• M23: 30,947,312 km (0.058 R)
• M24: 31,113,964 km (0.038 R)
• M25: 31,615,416 km (0.071 R)
• M26: 36,130,878 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.9

Radius: 13.6

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 10.88 AU - 13.4 AU

Year: 15077 Days

Day: 7.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 66,850,183 km

• M1: 186,698 km (0.034 R)
• M2: 664,963 km (0.056 R)
• M3: 2,886,042 km (0.083 R)
• M4: 3,359,519 km (0.055 R)
• M5: 4,379,328 km (0.047 R)
• M6: 4,711,585 km (0.097 R)
• M7: 4,880,930 km (0.098 R)
• M8: 4,966,350 km (0.117 R)
• M9: 6,730,259 km (0.09 R)
• M10: 7,114,276 km (0.105 R)
• M11: 7,456,257 km (0.115 R)
• M12: 8,360,127 km (0.095 R)
• M13: 8,773,167 km (0.084 R)
• M14: 8,929,646 km (0.11 R)
• M15: 11,218,195 km (0.066 R)
• M16: 11,903,802 km (0.062 R)
• M17: 13,076,799 km (0.08 R)
• M18: 13,677,135 km (0.072 R)
• M19: 15,848,398 km (0.116 R)
• M20: 16,488,229 km (0.11 R)
• M21: 16,811,510 km (0.091 R)
• M22: 20,849,754 km (0.054 R)
• M23: 21,269,376 km (0.082 R)
• M24: 22,975,839 km (0.095 R)
• M25: 23,699,893 km (0.112 R)
• M26: 24,064,613 km (0.056 R)
• M27: 24,504,879 km (0.105 R)
• M28: 24,873,788 km (0.109 R)
• M29: 25,244,491 km (0.107 R)
• M30: 25,617,139 km (0.119 R)
• M31: 27,201,830 km (0.096 R)
• M32: 27,967,621 km (0.114 R)
• M33: 29,834,303 km (0.099 R)
• M34: 30,941,776 km (0.099 R)
• M35: 31,420,490 km (0.113 R)
• M36: 31,821,262 km (0.07 R)
• M37: 32,709,126 km (0.086 R)
• M38: 34,756,971 km (0.084 R)
• M39: 34,922,576 km (0.092 R)
• M40: 36,173,214 km (0.081 R)
• M41: 37,608,157 km (0.107 R)
• M42: 40,882,555 km (0.085 R)
• M43: 43,620,794 km (0.094 R)
• M44: 44,067,942 km (0.119 R)
• M45: 44,247,310 km (0.114 R)
• M46: 44,786,611 km (0.093 R)
• M47: 46,600,186 km (0.075 R)
• M48: 47,149,060 km (0.08 R)
• M49: 47,699,879 km (0.064 R)
• M50: 49,272,303 km (0.083 R)
• M51: 51,332,415 km (0.07 R)
• M52: 58,170,384 km (0.098 R)
• M53: 59,255,118 km (0.071 R)
• M54: 59,651,253 km (0.116 R)
• M55: 60,346,584 km (0.037 R)
• M56: 60,745,113 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981

Radius: 7.4

Gravity: 17.91 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 12.16 AU - 15.5 AU

Year: 18333 Days

Day: 19 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 66,850,183 km

• M1: 287,228 km (0.1 R)
• M2: 812,765 km (0.093 R)
• M3: 1,163,273 km (0.036 R)
• M4: 1,280,109 km (0.086 R)
• M5: 2,274,636 km (0.116 R)
• M6: 2,686,778 km (0.104 R)
• M7: 2,842,509 km (0.064 R)
• M8: 3,203,638 km (0.086 R)
• M9: 3,621,764 km (0.081 R)
• M10: 4,977,420 km (0.069 R)
• M11: 5,072,864 km (0.096 R)
• M12: 6,368,681 km (0.09 R)
• M13: 7,268,213 km (0.119 R)
• M14: 8,150,990 km (0.12 R)
• M15: 8,207,238 km (0.109 R)
• M16: 8,433,730 km (0.111 R)
• M17: 9,360,040 km (0.053 R)
• M18: 11,496,447 km (0.107 R)
• M19: 12,005,080 km (0.065 R)
• M20: 12,391,491 km (0.109 R)
• M21: 12,586,118 km (0.083 R)
• M22: 14,044,846 km (0.025 R)
• M23: 17,771,928 km (0.057 R)
• M24: 19,780,578 km (0.12 R)
• M25: 20,160,407 km (0.099 R)
• M26: 24,170,079 km (0.097 R)
• M27: 24,494,707 km (0.112 R)
• M28: 25,066,320 km (0.117 R)
• M29: 25,807,577 km (0.113 R)
• M30: 26,556,165 km (0.092 R)
• M31: 27,734,847 km (0.094 R)
• M32: 31,195,046 km (0.106 R)
• M33: 31,814,381 km (0.101 R)
• M34: 32,616,674 km (0.074 R)
• M35: 33,787,277 km (0.111 R)
• M36: 34,880,090 km (0.099 R)
• M37: 34,971,644 km (0.052 R)
• M38: 36,820,225 km (0.082 R)
• M39: 37,380,918 km (0.042 R)
• M40: 37,474,715 km (0.062 R)
• M41: 37,568,513 km (0.113 R)
• M42: 39,651,963 km (0.12 R)
• M43: 40,707,675 km (0.04 R)
• M44: 40,804,166 km (0.025 R)
• M45: 43,535,075 km (0.088 R)
• M46: 44,623,998 km (0.092 R)
• M47: 46,626,814 km (0.118 R)
• M48: 47,030,878 km (0.106 R)
• M49: 49,479,496 km (0.111 R)
• M50: 50,927,005 km (0.113 R)
• M51: 51,238,916 km (0.097 R)
• M52: 51,969,403 km (0.116 R)
• M53: 55,351,960 km (0.083 R)
• M54: 58,152,432 km (0.08 R)
• M55: 59,351,010 km (0.081 R)
• M56: 60,117,999 km (0.031 R)
• M57: 61,440,444 km (0.118 R)
• M58: 61,883,403 km (0.084 R)
• M59: 62,549,712 km (0.119 R)
• M60: 62,661,013 km (0.111 R)
• M61: 63,106,964 km (0.106 R)
• M62: 64,113,907 km (0.077 R)
• M63: 65,917,310 km (0.102 R)
• M64: 67,052,907 km (0.084 R)
• M65: 67,280,745 km (0.091 R)
• M66: 67,394,738 km (0.073 R)
• M67: 68,883,237 km (0.043 R)
• M68: 69,228,210 km (0.074 R)
• M69: 70,845,812 km (0.117 R)
• M70: 72,826,787 km (0.049 R)
• M71: 74,000,532 km (0.065 R)
• M72: 74,118,265 km (0.075 R)
• M73: 79,238,851 km (0.03 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354.4

Radius: 3.9

Gravity: 23.3 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 15.8 AU - 16.28 AU

Year: 22898 Days

Day: 15.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,850,183 km

• M1: 59,540 km (0.053 R)
• M2: 171,290 km (0.078 R)
• M3: 223,499 km (0.112 R)
• M4: 312,510 km (0.103 R)
• M5: 504,743 km (0.09 R)
• M6: 1,852,171 km (0.079 R)
• M7: 4,323,827 km (0.029 R)
• M8: 4,648,455 km (0.107 R)
• M9: 6,248,853 km (0.074 R)
• M10: 6,569,142 km (0.087 R)
• M11: 7,083,160 km (0.105 R)
• M12: 8,348,608 km (0.098 R)
• M13: 8,751,924 km (0.089 R)
• M14: 11,522,776 km (0.036 R)
• M15: 15,511,654 km (0.111 R)
• M16: 19,214,051 km (0.114 R)
• M17: 21,162,264 km (0.105 R)
• M18: 26,335,957 km (0.081 R)
• M19: 26,925,522 km (0.114 R)
• M20: 29,938,124 km (0.035 R)
• M21: 33,532,064 km (0.045 R)
• M22: 35,298,366 km (0.111 R)
• M23: 37,012,308 km (0.11 R)
• M24: 37,589,756 km (0.109 R)
• M25: 45,624,957 km (0.112 R)
• M26: 45,889,745 km (0.107 R)
• M27: 47,221,914 km (0.1 R)
• M28: 48,656,707 km (0.061 R)
• M29: 51,201,966 km (0.068 R)
• M30: 56,610,078 km (0.108 R)
• M31: 60,056,813 km (0.074 R)
• M32: 65,054,728 km (0.098 R)
• M33: 66,149,934 km (0.077 R)
• M34: 66,549,810 km (0.069 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 19,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit