🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.56 AU - 0.68 AU

Year: 210 Days

Day: 33.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 51,238,964 km

• M1: 27,975 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.72 AU - 0.98 AU

Year: 337 Days

Day: 42.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2 AU - 2.21 AU

Year: 1310 Days

Day: 41.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,238,964 km

• M1: 485,744 km (0.097 R)
• M2: 501,302 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.6

Radius: 8.9

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.99 AU - 5.29 AU

Year: 4302 Days

Day: 8.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 51,238,964 km

• M1: 121,324 km (0.066 R)
• M2: 183,108 km (0.101 R)
• M3: 387,458 km (0.108 R)
• M4: 789,278 km (0.114 R)
• M5: 920,476 km (0.082 R)
• M6: 1,087,726 km (0.116 R)
• M7: 1,189,901 km (0.115 R)
• M8: 1,532,630 km (0.109 R)
• M9: 1,715,588 km (0.108 R)
• M10: 1,976,337 km (0.076 R)
• M11: 2,477,790 km (0.098 R)
• M12: 2,575,028 km (0.119 R)
• M13: 2,733,003 km (0.052 R)
• M14: 3,121,509 km (0.103 R)
• M15: 3,440,452 km (0.081 R)
• M16: 3,837,185 km (0.051 R)
• M17: 4,248,430 km (0.055 R)
• M18: 4,794,462 km (0.073 R)
• M19: 4,891,701 km (0.098 R)
• M20: 4,965,004 km (0.074 R)
• M21: 5,387,767 km (0.098 R)
• M22: 5,641,784 km (0.073 R)
• M23: 5,822,050 km (0.105 R)
• M24: 6,188,266 km (0.115 R)
• M25: 6,915,461 km (0.053 R)
• M26: 7,641,160 km (0.073 R)
• M27: 7,898,020 km (0.085 R)
• M28: 8,186,743 km (0.103 R)
• M29: 8,244,937 km (0.092 R)
• M30: 8,508,379 km (0.1 R)
• M31: 9,194,435 km (0.116 R)
• M32: 9,345,828 km (0.082 R)
• M33: 10,115,658 km (0.098 R)
• M34: 10,303,404 km (0.072 R)
• M35: 10,429,216 km (0.098 R)
• M36: 10,650,770 km (0.092 R)
• M37: 11,324,409 km (0.063 R)
• M38: 11,978,750 km (0.092 R)
• M39: 12,645,358 km (0.114 R)
• M40: 12,746,487 km (0.068 R)
• M41: 13,667,860 km (0.115 R)
• M42: 13,875,502 km (0.119 R)
• M43: 13,979,771 km (0.088 R)
• M44: 14,084,340 km (0.079 R)
• M45: 14,399,393 km (0.082 R)
• M46: 16,082,220 km (0.081 R)
• M47: 16,191,726 km (0.115 R)
• M48: 16,301,530 km (0.111 R)
• M49: 16,374,833 km (0.081 R)
• M50: 16,484,937 km (0.065 R)
• M51: 16,706,043 km (0.073 R)
• M52: 17,263,145 km (0.118 R)
• M53: 17,637,888 km (0.114 R)
• M54: 18,893,613 km (0.066 R)
• M55: 19,629,634 km (0.075 R)
• M56: 20,060,027 km (0.088 R)
• M57: 20,138,716 km (0.115 R)
• M58: 20,256,748 km (0.082 R)
• M59: 20,731,423 km (0.092 R)
• M60: 21,289,722 km (0.102 R)
• M61: 21,369,906 km (0.083 R)
• M62: 21,893,499 km (0.075 R)
• M63: 22,096,054 km (0.099 R)
• M64: 22,217,827 km (0.11 R)
• M65: 22,299,208 km (0.107 R)
• M66: 22,543,801 km (0.096 R)
• M67: 23,282,814 km (0.101 R)
• M68: 23,655,313 km (0.115 R)
• M69: 24,406,294 km (0.066 R)
• M70: 24,574,143 km (0.113 R)
• M71: 25,207,391 km (0.083 R)
• M72: 25,675,183 km (0.094 R)
• M73: 25,846,024 km (0.089 R)
• M74: 26,145,818 km (0.046 R)
• M75: 26,231,687 km (0.119 R)
• M76: 27,269,448 km (0.032 R)
• M77: 27,793,489 km (0.033 R)
• M78: 27,924,986 km (0.067 R)
• M79: 28,984,438 km (0.095 R)
• M80: 29,787,778 km (0.105 R)
• M81: 30,057,204 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.8

Radius: 8.2

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.72 AU - 6.36 AU

Year: 5613 Days

Day: 5.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 51,238,964 km

• M1: 314,305 km (0.066 R)
• M2: 602,580 km (0.065 R)
• M3: 715,527 km (0.116 R)
• M4: 1,021,753 km (0.082 R)
• M5: 1,205,460 km (0.077 R)
• M6: 1,333,815 km (0.066 R)
• M7: 1,552,527 km (0.053 R)
• M8: 1,639,593 km (0.096 R)
• M9: 1,764,507 km (0.091 R)
• M10: 1,855,762 km (0.037 R)
• M11: 2,081,056 km (0.089 R)
• M12: 2,158,099 km (0.082 R)
• M13: 2,315,177 km (0.117 R)
• M14: 2,809,149 km (0.091 R)
• M15: 3,357,575 km (0.108 R)
• M16: 3,655,873 km (0.107 R)
• M17: 4,083,124 km (0.094 R)
• M18: 4,702,609 km (0.086 R)
• M19: 5,088,272 km (0.03 R)
• M20: 5,192,991 km (0.118 R)
• M21: 5,324,637 km (0.095 R)
• M22: 5,591,520 km (0.096 R)
• M23: 6,166,275 km (0.113 R)
• M24: 6,333,974 km (0.109 R)
• M25: 6,503,169 km (0.11 R)
• M26: 6,731,007 km (0.107 R)
• M27: 6,874,920 km (0.117 R)
• M28: 6,932,665 km (0.078 R)
• M29: 7,077,924 km (0.098 R)
• M30: 7,371,435 km (0.118 R)
• M31: 7,940,057 km (0.077 R)
• M32: 8,000,644 km (0.069 R)
• M33: 8,522,740 km (0.111 R)
• M34: 8,992,478 km (0.103 R)
• M35: 9,119,187 km (0.081 R)
• M36: 9,342,387 km (0.116 R)
• M37: 9,438,578 km (0.102 R)
• M38: 9,794,173 km (0.097 R)
• M39: 9,989,996 km (0.116 R)
• M40: 10,055,520 km (0.117 R)
• M41: 10,154,105 km (0.12 R)
• M42: 10,352,322 km (0.101 R)
• M43: 10,786,006 km (0.119 R)
• M44: 11,362,257 km (0.083 R)
• M45: 12,686,199 km (0.108 R)
• M46: 12,757,258 km (0.074 R)
• M47: 13,006,936 km (0.074 R)
• M48: 13,474,879 km (0.115 R)
• M49: 13,692,693 km (0.074 R)
• M50: 14,353,168 km (0.11 R)
• M51: 14,724,619 km (0.05 R)
• M52: 14,986,565 km (0.051 R)
• M53: 15,061,663 km (0.071 R)
• M54: 15,896,120 km (0.103 R)
• M55: 16,589,955 km (0.111 R)
• M56: 16,862,522 km (0.068 R)
• M57: 16,979,807 km (0.115 R)
• M58: 17,490,983 km (0.066 R)
• M59: 18,207,258 km (0.107 R)
• M60: 18,528,594 km (0.11 R)
• M61: 19,217,791 km (0.11 R)
• M62: 19,299,472 km (0.048 R)
• M63: 20,122,110 km (0.102 R)
• M64: 20,371,191 km (0.079 R)
• M65: 21,504,395 km (0.038 R)
• M66: 21,631,553 km (0.075 R)
• M67: 22,314,168 km (0.079 R)
• M68: 22,658,093 km (0.116 R)
• M69: 22,744,262 km (0.095 R)
• M70: 23,963,335 km (0.04 R)
• M71: 24,492,313 km (0.03 R)
• M72: 25,025,031 km (0.116 R)
• M73: 25,516,759 km (0.084 R)
• M74: 26,646,223 km (0.079 R)
• M75: 27,239,977 km (0.114 R)
• M76: 27,331,830 km (0.108 R)
• M77: 27,561,613 km (0.117 R)
• M78: 27,930,521 km (0.115 R)
• M79: 28,254,699 km (0.107 R)
• M80: 28,394,125 km (0.09 R)
• M81: 29,422,909 km (0.12 R)
• M82: 29,611,253 km (0.117 R)
• M83: 30,083,833 km (0.119 R)
• M84: 30,226,100 km (0.105 R)
• M85: 30,701,971 km (0.045 R)
• M86: 30,893,007 km (0.055 R)
• M87: 31,420,490 km (0.093 R)
• M88: 31,709,363 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.9

Radius: 11.4

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.29 AU - 6.47 AU

Year: 6137 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 51,238,964 km

• M1: 239,656 km (0.068 R)
• M2: 312,660 km (0.073 R)
• M3: 418,575 km (0.099 R)
• M4: 650,152 km (0.088 R)
• M5: 768,783 km (0.037 R)
• M6: 1,029,383 km (0.115 R)
• M7: 1,170,603 km (0.047 R)
• M8: 1,285,195 km (0.11 R)
• M9: 1,973,196 km (0.075 R)
• M10: 2,111,275 km (0.086 R)
• M11: 2,418,250 km (0.105 R)
• M12: 2,609,286 km (0.112 R)
• M13: 2,695,903 km (0.066 R)
• M14: 2,849,690 km (0.098 R)
• M15: 3,074,685 km (0.106 R)
• M16: 3,166,389 km (0.099 R)
• M17: 3,518,243 km (0.081 R)
• M18: 3,638,519 km (0.116 R)
• M19: 3,759,993 km (0.09 R)
• M20: 4,259,799 km (0.049 R)
• M21: 4,727,742 km (0.117 R)
• M22: 5,021,851 km (0.064 R)
• M23: 5,184,763 km (0.107 R)
• M24: 5,266,892 km (0.089 R)
• M25: 5,488,147 km (0.079 R)
• M26: 5,911,210 km (0.108 R)
• M27: 6,083,397 km (0.105 R)
• M28: 6,462,329 km (0.046 R)
• M29: 6,550,741 km (0.089 R)
• M30: 6,639,752 km (0.115 R)
• M31: 7,029,903 km (0.093 R)
• M32: 7,582,368 km (0.091 R)
• M33: 7,675,867 km (0.094 R)
• M34: 7,801,080 km (0.077 R)
• M35: 8,117,180 km (0.072 R)
• M36: 9,456,530 km (0.064 R)
• M37: 9,590,869 km (0.109 R)
• M38: 9,691,997 km (0.069 R)
• M39: 9,827,533 km (0.078 R)
• M40: 9,929,559 km (0.098 R)
• M41: 10,237,730 km (0.118 R)
• M42: 10,933,809 km (0.091 R)
• M43: 11,252,153 km (0.103 R)
• M44: 11,681,200 km (0.098 R)
• M45: 12,006,576 km (0.112 R)
• M46: 12,225,138 km (0.099 R)
• M47: 12,445,196 km (0.109 R)
• M48: 12,518,799 km (0.087 R)
• M49: 13,262,749 km (0.073 R)
• M50: 13,716,030 km (0.119 R)
• M51: 14,097,655 km (0.076 R)
• M52: 14,754,539 km (0.09 R)
• M53: 16,379,471 km (0.112 R)
• M54: 16,500,496 km (0.083 R)
• M55: 16,703,051 km (0.061 R)
• M56: 17,233,525 km (0.116 R)
• M57: 17,562,790 km (0.054 R)
• M58: 18,185,716 km (0.079 R)
• M59: 18,520,815 km (0.099 R)
• M60: 18,605,038 km (0.082 R)
• M61: 18,985,017 km (0.078 R)
• M62: 20,054,343 km (0.033 R)
• M63: 20,140,661 km (0.077 R)
• M64: 20,792,608 km (0.044 R)
• M65: 22,834,619 km (0.07 R)
• M66: 24,016,891 km (0.036 R)
• M67: 24,246,524 km (0.111 R)
• M68: 24,430,679 km (0.106 R)
• M69: 25,452,283 km (0.068 R)
• M70: 26,062,642 km (0.088 R)
• M71: 26,204,161 km (0.1 R)
• M72: 27,201,830 km (0.073 R)
• M73: 27,537,228 km (0.084 R)
• M74: 28,308,854 km (0.11 R)
• M75: 30,915,597 km (0.076 R)
• M76: 31,015,379 km (0.107 R)
• M77: 32,120,907 km (0.099 R)
• M78: 32,526,167 km (0.12 R)
• M79: 33,751,972 km (0.079 R)
• M80: 34,215,576 km (0.079 R)
• M81: 34,370,560 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.9

Radius: 4.5

Gravity: 20.59 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.83 AU - 10.71 AU

Year: 14167 Days

Day: 24.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 51,238,964 km

• M1: 140,772 km (0.078 R)
• M2: 480,808 km (0.117 R)
• M3: 1,507,647 km (0.047 R)
• M4: 2,157,052 km (0.072 R)
• M5: 2,372,473 km (0.08 R)
• M6: 2,594,775 km (0.057 R)
• M7: 2,623,049 km (0.075 R)
• M8: 2,679,896 km (0.092 R)
• M9: 2,852,831 km (0.104 R)
• M10: 2,882,003 km (0.115 R)
• M11: 3,119,116 km (0.09 R)
• M12: 3,179,404 km (0.064 R)
• M13: 3,239,991 km (0.087 R)
• M14: 3,802,927 km (0.042 R)
• M15: 3,899,717 km (0.117 R)
• M16: 3,932,180 km (0.111 R)
• M17: 4,294,955 km (0.057 R)
• M18: 5,016,765 km (0.077 R)
• M19: 6,111,522 km (0.087 R)
• M20: 6,492,248 km (0.045 R)
• M21: 6,569,291 km (0.071 R)
• M22: 6,880,754 km (0.103 R)
• M23: 7,720,746 km (0.085 R)
• M24: 7,884,406 km (0.091 R)
• M25: 8,340,380 km (0.052 R)
• M26: 8,890,153 km (0.093 R)
• M27: 8,932,938 km (0.093 R)
• M28: 9,321,144 km (0.096 R)
• M29: 9,670,754 km (0.055 R)
• M30: 10,790,644 km (0.041 R)
• M31: 11,065,455 km (0.089 R)
• M32: 11,389,035 km (0.04 R)
• M33: 12,140,316 km (0.041 R)
• M34: 12,617,832 km (0.108 R)
• M35: 12,714,173 km (0.114 R)
• M36: 12,955,774 km (0.052 R)
• M37: 13,150,251 km (0.102 R)
• M38: 13,296,708 km (0.118 R)
• M39: 13,542,198 km (0.106 R)
• M40: 13,739,517 km (0.092 R)
• M41: 14,841,904 km (0.115 R)
• M42: 14,994,344 km (0.074 R)
• M43: 15,403,644 km (0.082 R)
• M44: 15,455,106 km (0.061 R)
• M45: 18,917,249 km (0.082 R)
• M46: 20,422,653 km (0.095 R)
• M47: 23,724,876 km (0.083 R)
• M48: 24,620,967 km (0.103 R)
• M49: 25,771,824 km (0.102 R)
• M50: 28,062,915 km (0.042 R)
• M51: 28,251,408 km (0.039 R)
• M52: 29,647,306 km (0.067 R)
• M53: 30,482,661 km (0.116 R)
• M54: 30,870,867 km (0.107 R)
• M55: 32,968,379 km (0.112 R)
• M56: 35,247,054 km (0.066 R)
• M57: 35,926,826 km (0.089 R)
• M58: 37,230,272 km (0.101 R)
• M59: 38,409,552 km (0.095 R)
• M60: 42,524,392 km (0.073 R)
• M61: 44,560,419 km (0.089 R)
• M62: 44,633,722 km (0.063 R)
• M63: 45,959,907 km (0.118 R)
• M64: 46,553,511 km (0.11 R)
• M65: 47,373,756 km (0.06 R)
• M66: 47,673,251 km (0.093 R)
• M67: 48,048,592 km (0.082 R)
• M68: 48,424,681 km (0.104 R)
• M69: 48,500,078 km (0.097 R)
• M70: 50,091,650 km (0.115 R)
• M71: 51,162,173 km (0.077 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 19,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit