🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.46 AU - 0.56 AU

Year: 159 Days

Day: 24.9 Hours

Environment

Temp: 50 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 12,594,955 km

• M1: 314,455 km (0.081 R)
• M2: 470,485 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.56 AU - 0.68 AU

Year: 213 Days

Day: 26.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 178.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.17 AU - 1.77 AU

Year: 778 Days

Day: 33.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 86.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.65 AU - 2.09 AU

Year: 1116 Days

Day: 14.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.7

Radius: 9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.31 AU - 4.81 AU

Year: 3571 Days

Day: 8 Hours

Environment

Temp: -162 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 12,594,955 km

• M1: 126,410 km (0.072 R)
• M2: 211,531 km (0.067 R)
• M3: 273,465 km (0.067 R)
• M4: 344,374 km (0.096 R)
• M5: 423,512 km (0.089 R)
• M6: 485,744 km (0.112 R)
• M7: 577,149 km (0.106 R)
• M8: 769,382 km (0.114 R)
• M9: 919,728 km (0.111 R)
• M10: 1,068,877 km (0.112 R)
• M11: 1,343,538 km (0.075 R)
• M12: 1,403,677 km (0.102 R)
• M13: 1,514,230 km (0.103 R)
• M14: 1,653,356 km (0.069 R)
• M15: 2,309,342 km (0.095 R)
• M16: 2,411,218 km (0.084 R)
• M17: 2,470,160 km (0.082 R)
• M18: 2,559,620 km (0.107 R)
• M19: 2,849,839 km (0.081 R)
• M20: 2,927,930 km (0.113 R)
• M21: 2,990,910 km (0.056 R)
• M22: 3,086,354 km (0.104 R)
• M23: 3,182,844 km (0.053 R)
• M24: 3,329,450 km (0.1 R)
• M25: 3,445,089 km (0.069 R)
• M26: 3,663,353 km (0.09 R)
• M27: 3,903,457 km (0.098 R)
• M28: 4,219,857 km (0.093 R)
• M29: 4,672,989 km (0.103 R)
• M30: 5,198,975 km (0.039 R)
• M31: 5,314,165 km (0.109 R)
• M32: 5,468,999 km (0.118 R)
• M33: 5,902,683 km (0.079 R)
• M34: 5,982,718 km (0.09 R)
• M35: 6,063,202 km (0.112 R)
• M36: 6,204,721 km (0.096 R)
• M37: 6,265,757 km (0.099 R)
• M38: 6,429,567 km (0.077 R)
• M39: 6,532,640 km (0.098 R)
• M40: 6,782,169 km (0.111 R)
• M41: 7,269,409 km (0.114 R)
• M42: 7,855,683 km (0.108 R)
• M43: 8,032,358 km (0.063 R)
• M44: 8,255,110 km (0.102 R)
• M45: 8,502,395 km (0.094 R)
• M46: 8,820,739 km (0.082 R)
• M47: 8,935,331 km (0.106 R)
• M48: 9,004,296 km (0.085 R)
• M49: 9,096,598 km (0.102 R)
• M50: 9,212,536 km (0.067 R)
• M51: 9,798,960 km (0.055 R)
• M52: 10,060,906 km (0.102 R)
• M53: 10,228,754 km (0.12 R)
• M54: 10,325,095 km (0.096 R)
• M55: 10,421,736 km (0.089 R)
• M56: 11,379,910 km (0.025 R)
• M57: 11,454,859 km (0.117 R)
• M58: 11,831,546 km (0.112 R)
• M59: 12,545,876 km (0.093 R)
• M60: 12,623,218 km (0.107 R)
• M61: 12,778,501 km (0.095 R)
• M62: 13,169,250 km (0.029 R)
• M63: 13,405,615 km (0.058 R)
• M64: 13,669,954 km (0.028 R)
• M65: 13,935,939 km (0.096 R)
• M66: 14,123,086 km (0.097 R)
• M67: 14,365,136 km (0.078 R)
• M68: 14,500,073 km (0.08 R)
• M69: 15,209,017 km (0.076 R)
• M70: 15,512,252 km (0.074 R)
• M71: 16,012,956 km (0.057 R)
• M72: 16,632,142 km (0.079 R)
• M73: 16,830,658 km (0.104 R)
• M74: 17,345,125 km (0.062 R)
• M75: 17,402,571 km (0.052 R)
• M76: 18,301,654 km (0.109 R)
• M77: 18,389,318 km (0.111 R)
• M78: 18,830,482 km (0.1 R)
• M79: 19,007,905 km (0.094 R)
• M80: 19,096,916 km (0.109 R)
• M81: 19,753,202 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.6

Radius: 10.4

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.66 AU - 5.68 AU

Year: 5132 Days

Day: 8.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 12,594,955 km

• M1: 157,078 km (0.083 R)
• M2: 244,742 km (0.035 R)
• M3: 331,808 km (0.082 R)
• M4: 472,580 km (0.112 R)
• M5: 566,976 km (0.072 R)
• M6: 675,285 km (0.103 R)
• M7: 870,211 km (0.077 R)
• M8: 959,670 km (0.068 R)
• M9: 1,028,934 km (0.04 R)
• M10: 1,197,681 km (0.06 R)
• M11: 1,367,025 km (0.084 R)
• M12: 1,481,468 km (0.074 R)
• M13: 1,758,224 km (0.071 R)
• M14: 1,873,564 km (0.063 R)
• M15: 1,942,080 km (0.041 R)
• M16: 2,204,175 km (0.065 R)
• M17: 2,350,183 km (0.119 R)
• M18: 2,829,793 km (0.115 R)
• M19: 3,115,974 km (0.039 R)
• M20: 3,185,986 km (0.117 R)
• M21: 3,268,414 km (0.067 R)
• M22: 3,399,462 km (0.07 R)
• M23: 3,532,305 km (0.074 R)
• M24: 3,629,992 km (0.118 R)
• M25: 3,778,244 km (0.081 R)
• M26: 3,890,741 km (0.107 R)
• M27: 3,991,720 km (0.069 R)
• M28: 4,549,570 km (0.118 R)
• M29: 4,749,882 km (0.054 R)
• M30: 4,858,041 km (0.116 R)
• M31: 4,925,959 km (0.096 R)
• M32: 5,368,619 km (0.116 R)
• M33: 5,537,964 km (0.12 R)
• M34: 5,723,315 km (0.107 R)
• M35: 6,056,470 km (0.072 R)
• M36: 6,395,907 km (0.069 R)
• M37: 6,711,409 km (0.087 R)
• M38: 6,832,883 km (0.091 R)
• M39: 7,170,824 km (0.107 R)
• M40: 7,799,285 km (0.102 R)
• M41: 7,879,170 km (0.096 R)
• M42: 8,039,539 km (0.096 R)
• M43: 8,168,642 km (0.075 R)
• M44: 8,461,854 km (0.042 R)
• M45: 9,058,450 km (0.046 R)
• M46: 9,600,144 km (0.088 R)
• M47: 9,788,787 km (0.08 R)
• M48: 9,909,513 km (0.057 R)
• M49: 10,013,483 km (0.103 R)
• M50: 10,450,159 km (0.108 R)
• M51: 10,661,840 km (0.093 R)
• M52: 10,732,899 km (0.085 R)
• M53: 11,197,700 km (0.115 R)
• M54: 11,523,374 km (0.059 R)
• M55: 11,614,479 km (0.071 R)
• M56: 12,054,746 km (0.05 R)
• M57: 12,314,149 km (0.064 R)
• M58: 12,444,448 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.7

Radius: 9.2

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.52 AU - 6.16 AU

Year: 5387 Days

Day: 14.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 12,594,955 km

• M1: 147,354 km (0.106 R)
• M2: 285,433 km (0.044 R)
• M3: 504,743 km (0.101 R)
• M4: 1,155,494 km (0.061 R)
• M5: 1,218,475 km (0.069 R)
• M6: 1,381,536 km (0.072 R)
• M7: 1,517,222 km (0.049 R)
• M8: 1,894,657 km (0.058 R)
• M9: 2,103,944 km (0.043 R)
• M10: 2,483,325 km (0.12 R)
• M11: 2,862,406 km (0.112 R)
• M12: 2,927,481 km (0.077 R)
• M13: 3,014,846 km (0.053 R)
• M14: 3,419,209 km (0.119 R)
• M15: 4,180,213 km (0.116 R)
• M16: 4,378,580 km (0.109 R)
• M17: 4,681,815 km (0.07 R)
• M18: 4,939,871 km (0.1 R)
• M19: 5,229,044 km (0.074 R)
• M20: 5,362,336 km (0.1 R)
• M21: 5,469,897 km (0.067 R)
• M22: 6,298,519 km (0.09 R)
• M23: 6,872,676 km (0.085 R)
• M24: 6,960,340 km (0.103 R)
• M25: 7,403,748 km (0.091 R)
• M26: 7,583,714 km (0.051 R)
• M27: 7,856,431 km (0.11 R)
• M28: 7,978,653 km (0.074 R)
• M29: 8,411,589 km (0.107 R)
• M30: 8,568,068 km (0.093 R)
• M31: 8,820,290 km (0.089 R)
• M32: 9,043,191 km (0.089 R)
• M33: 9,235,574 km (0.069 R)
• M34: 9,396,990 km (0.06 R)
• M35: 10,085,290 km (0.11 R)
• M36: 10,285,003 km (0.058 R)
• M37: 10,721,979 km (0.033 R)
• M38: 10,823,705 km (0.103 R)
• M39: 11,302,718 km (0.04 R)
• M40: 11,579,474 km (0.052 R)
• M41: 12,069,257 km (0.108 R)
• M42: 12,458,959 km (0.09 R)
• M43: 12,673,184 km (0.067 R)
• M44: 13,069,169 km (0.027 R)
• M45: 14,281,510 km (0.114 R)
• M46: 15,338,120 km (0.105 R)
• M47: 16,146,996 km (0.116 R)
• M48: 16,302,727 km (0.118 R)
• M49: 16,615,536 km (0.075 R)
• M50: 17,685,909 km (0.041 R)
• M51: 18,209,202 km (0.077 R)
• M52: 18,330,676 km (0.082 R)
• M53: 19,892,777 km (0.095 R)
• M54: 20,436,864 km (0.11 R)
• M55: 20,816,394 km (0.103 R)
• M56: 20,901,067 km (0.05 R)
• M57: 21,497,064 km (0.063 R)
• M58: 21,969,195 km (0.095 R)
• M59: 22,314,617 km (0.117 R)
• M60: 22,836,414 km (0.072 R)
• M61: 23,230,305 km (0.107 R)
• M62: 23,494,046 km (0.081 R)
• M63: 23,936,108 km (0.088 R)
• M64: 24,514,753 km (0.032 R)
• M65: 25,504,492 km (0.044 R)
• M66: 26,186,658 km (0.036 R)
• M67: 26,415,543 km (0.106 R)
• M68: 27,013,336 km (0.049 R)
• M69: 27,615,767 km (0.117 R)
• M70: 28,128,888 km (0.045 R)
• M71: 28,222,536 km (0.094 R)
• M72: 28,880,916 km (0.09 R)
• M73: 30,693,444 km (0.045 R)
• M74: 31,128,175 km (0.074 R)
• M75: 31,710,859 km (0.114 R)
• M76: 31,808,397 km (0.078 R)
• M77: 31,954,704 km (0.117 R)
• M78: 32,297,133 km (0.108 R)
• M79: 32,739,195 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.5

Radius: 11.5

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.99 AU - 8.11 AU

Year: 9971 Days

Day: 7 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 12,594,955 km

• M1: 155,432 km (0.055 R)
• M2: 228,137 km (0.082 R)
• M3: 490,531 km (0.047 R)
• M4: 578,794 km (0.11 R)
• M5: 654,191 km (0.072 R)
• M6: 823,387 km (0.069 R)
• M7: 1,109,867 km (0.107 R)
• M8: 1,489,696 km (0.059 R)
• M9: 1,708,856 km (0.046 R)
• M10: 1,938,788 km (0.052 R)
• M11: 2,699,344 km (0.103 R)
• M12: 2,810,196 km (0.102 R)
• M13: 3,059,875 km (0.095 R)
• M14: 3,164,145 km (0.094 R)
• M15: 3,388,093 km (0.093 R)
• M16: 3,839,429 km (0.112 R)
• M17: 4,091,352 km (0.1 R)
• M18: 4,361,825 km (0.084 R)
• M19: 4,466,394 km (0.104 R)
• M20: 4,825,728 km (0.114 R)
• M21: 5,558,159 km (0.08 R)
• M22: 6,031,786 km (0.097 R)
• M23: 6,280,867 km (0.082 R)
• M24: 7,388,788 km (0.035 R)
• M25: 8,803,535 km (0.107 R)
• M26: 9,832,320 km (0.119 R)
• M27: 9,935,543 km (0.053 R)
• M28: 10,212,747 km (0.111 R)
• M29: 10,827,894 km (0.06 R)
• M30: 10,952,359 km (0.112 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 10,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit