🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.51 AU - 0.53 AU

Year: 246 Days

Day: 39.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.5 AU - 0.62 AU

Year: 275 Days

Day: 19 Hours

Environment

Temp: -114 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,592,287 km

• M1: 313,258 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.5

Radius: 11.7

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.52 AU - 0.84 AU

Year: 368 Days

Day: 10.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 43,592,287 km

• M1: 157,826 km (0.093 R)
• M2: 267,780 km (0.104 R)
• M3: 411,693 km (0.119 R)
• M4: 510,129 km (0.103 R)
• M5: 612,304 km (0.085 R)
• M6: 748,139 km (0.082 R)
• M7: 833,709 km (0.116 R)
• M8: 923,019 km (0.082 R)
• M9: 1,074,562 km (0.115 R)
• M10: 1,153,699 km (0.111 R)
• M11: 1,290,282 km (0.096 R)
• M12: 1,399,638 km (0.063 R)
• M13: 1,478,476 km (0.104 R)
• M14: 1,563,148 km (0.095 R)
• M15: 1,658,292 km (0.108 R)
• M16: 1,777,821 km (0.05 R)
• M17: 1,868,328 km (0.113 R)
• M18: 1,946,567 km (0.104 R)
• M19: 2,058,915 km (0.096 R)
• M20: 2,154,209 km (0.102 R)
• M21: 2,275,533 km (0.064 R)
• M22: 2,374,417 km (0.097 R)
• M23: 2,499,930 km (0.115 R)
• M24: 2,617,364 km (0.05 R)
• M25: 2,731,508 km (0.053 R)
• M26: 2,954,109 km (0.104 R)
• M27: 3,084,110 km (0.11 R)
• M28: 3,188,379 km (0.09 R)
• M29: 3,389,289 km (0.118 R)
• M30: 3,491,166 km (0.086 R)
• M31: 3,617,277 km (0.1 R)
• M32: 3,868,302 km (0.048 R)
• M33: 3,998,901 km (0.115 R)
• M34: 4,130,996 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.7

Radius: 15

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.67 AU - 0.87 AU

Year: 443 Days

Day: 6.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,592,287 km

• M1: 191,934 km (0.062 R)
• M2: 315,652 km (0.073 R)
• M3: 470,635 km (0.11 R)
• M4: 585,227 km (0.073 R)
• M5: 688,300 km (0.078 R)
• M6: 795,561 km (0.091 R)
• M7: 894,296 km (0.09 R)
• M8: 1,017,714 km (0.042 R)
• M9: 1,122,732 km (0.081 R)
• M10: 1,309,580 km (0.069 R)
• M11: 1,429,856 km (0.112 R)
• M12: 1,563,298 km (0.101 R)
• M13: 1,686,866 km (0.041 R)
• M14: 1,903,783 km (0.106 R)
• M15: 2,125,187 km (0.102 R)
• M16: 2,268,502 km (0.079 R)
• M17: 2,382,496 km (0.096 R)
• M18: 2,481,679 km (0.03 R)
• M19: 2,650,276 km (0.065 R)
• M20: 2,898,758 km (0.09 R)
• M21: 3,040,876 km (0.084 R)
• M22: 3,289,059 km (0.039 R)
• M23: 3,556,839 km (0.114 R)
• M24: 3,747,875 km (0.1 R)
• M25: 3,877,278 km (0.098 R)
• M26: 4,001,593 km (0.093 R)
• M27: 4,234,069 km (0.108 R)
• M28: 4,382,619 km (0.041 R)
• M29: 4,546,578 km (0.078 R)
• M30: 4,656,982 km (0.09 R)
• M31: 4,796,407 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.9

Radius: 9.6

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.66 AU - 5.52 AU

Year: 6451 Days

Day: 14.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 43,592,287 km

• M1: 126,410 km (0.118 R)
• M2: 223,050 km (0.092 R)
• M3: 317,746 km (0.098 R)
• M4: 421,716 km (0.098 R)
• M5: 646,712 km (0.105 R)
• M6: 738,265 km (0.048 R)
• M7: 922,720 km (0.054 R)
• M8: 1,040,902 km (0.1 R)
• M9: 1,164,171 km (0.106 R)
• M10: 1,410,858 km (0.066 R)
• M11: 1,626,727 km (0.099 R)
• M12: 1,787,545 km (0.111 R)
• M13: 2,021,666 km (0.12 R)
• M14: 2,177,547 km (0.106 R)
• M15: 2,427,973 km (0.065 R)
• M16: 2,725,673 km (0.116 R)
• M17: 2,840,265 km (0.119 R)
• M18: 2,995,847 km (0.047 R)
• M19: 3,174,018 km (0.074 R)
• M20: 3,294,893 km (0.047 R)
• M21: 3,729,924 km (0.045 R)
• M22: 4,095,541 km (0.08 R)
• M23: 4,205,196 km (0.08 R)
• M24: 4,791,620 km (0.116 R)
• M25: 5,451,795 km (0.111 R)
• M26: 5,866,480 km (0.051 R)
• M27: 6,090,279 km (0.073 R)
• M28: 6,469,360 km (0.045 R)
• M29: 6,804,310 km (0.042 R)
• M30: 7,013,148 km (0.062 R)
• M31: 7,171,273 km (0.11 R)
• M32: 7,383,852 km (0.118 R)
• M33: 7,951,875 km (0.067 R)
• M34: 8,061,680 km (0.056 R)
• M35: 8,505,985 km (0.03 R)
• M36: 8,590,059 km (0.12 R)
• M37: 8,844,376 km (0.086 R)
• M38: 10,271,839 km (0.109 R)
• M39: 10,511,644 km (0.093 R)
• M40: 10,632,220 km (0.107 R)
• M41: 10,783,613 km (0.074 R)
• M42: 11,707,081 km (0.086 R)
• M43: 12,336,738 km (0.08 R)
• M44: 12,655,681 km (0.099 R)
• M45: 12,880,676 km (0.07 R)
• M46: 14,324,445 km (0.096 R)
• M47: 14,424,825 km (0.1 R)
• M48: 14,862,249 km (0.059 R)
• M49: 15,201,537 km (0.118 R)
• M50: 15,475,002 km (0.076 R)
• M51: 16,655,030 km (0.094 R)
• M52: 16,901,567 km (0.077 R)
• M53: 17,184,756 km (0.105 R)
• M54: 17,398,232 km (0.094 R)
• M55: 17,684,263 km (0.118 R)
• M56: 17,899,684 km (0.058 R)
• M57: 18,152,355 km (0.058 R)
• M58: 18,297,166 km (0.036 R)
• M59: 18,369,721 km (0.082 R)
• M60: 18,478,778 km (0.032 R)
• M61: 18,990,403 km (0.077 R)
• M62: 19,174,258 km (0.11 R)
• M63: 19,469,714 km (0.057 R)
• M64: 19,766,666 km (0.025 R)
• M65: 19,952,915 km (0.092 R)
• M66: 20,477,854 km (0.09 R)
• M67: 20,893,437 km (0.062 R)
• M68: 21,464,602 km (0.104 R)
• M69: 21,617,790 km (0.067 R)
• M70: 21,809,874 km (0.053 R)
• M71: 22,739,325 km (0.094 R)
• M72: 23,800,423 km (0.079 R)
• M73: 24,038,433 km (0.111 R)
• M74: 24,636,974 km (0.086 R)
• M75: 24,717,159 km (0.035 R)
• M76: 24,917,919 km (0.083 R)
• M77: 26,708,157 km (0.117 R)
• M78: 26,996,881 km (0.052 R)
• M79: 27,452,556 km (0.116 R)
• M80: 27,577,171 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.3

Radius: 10.7

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.01 AU - 5.21 AU

Year: 7578 Days

Day: 6.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 43,592,287 km

• M1: 255,962 km (0.102 R)
• M2: 325,824 km (0.086 R)
• M3: 405,560 km (0.064 R)
• M4: 724,502 km (0.104 R)
• M5: 836,701 km (0.078 R)
• M6: 955,182 km (0.107 R)
• M7: 1,191,098 km (0.04 R)
• M8: 1,267,543 km (0.09 R)
• M9: 1,365,679 km (0.041 R)
• M10: 1,805,796 km (0.113 R)
• M11: 1,917,097 km (0.098 R)
• M12: 2,053,680 km (0.092 R)
• M13: 2,288,698 km (0.086 R)
• M14: 2,458,491 km (0.037 R)
• M15: 3,287,413 km (0.029 R)
• M16: 3,451,971 km (0.074 R)
• M17: 3,675,620 km (0.11 R)
• M18: 3,789,314 km (0.039 R)
• M19: 5,861,394 km (0.119 R)
• M20: 5,927,965 km (0.11 R)
• M21: 6,710,512 km (0.098 R)
• M22: 6,920,098 km (0.098 R)
• M23: 7,453,415 km (0.076 R)
• M24: 7,670,481 km (0.083 R)
• M25: 7,816,339 km (0.091 R)
• M26: 8,000,045 km (0.107 R)
• M27: 8,296,848 km (0.113 R)
• M28: 8,825,078 km (0.119 R)
• M29: 9,054,860 km (0.077 R)
• M30: 9,247,841 km (0.047 R)
• M31: 9,834,863 km (0.081 R)
• M32: 10,193,001 km (0.079 R)
• M33: 10,474,394 km (0.073 R)
• M34: 10,717,790 km (0.081 R)
• M35: 12,174,125 km (0.097 R)
• M36: 12,947,097 km (0.12 R)
• M37: 13,295,810 km (0.051 R)
• M38: 13,780,357 km (0.098 R)
• M39: 13,913,500 km (0.055 R)
• M40: 14,405,377 km (0.066 R)
• M41: 14,676,000 km (0.049 R)
• M42: 14,811,984 km (0.103 R)
• M43: 15,085,300 km (0.115 R)
• M44: 17,091,856 km (0.119 R)
• M45: 18,101,941 km (0.078 R)
• M46: 19,329,690 km (0.03 R)
• M47: 19,478,840 km (0.119 R)
• M48: 19,978,646 km (0.102 R)
• M49: 20,482,791 km (0.11 R)
• M50: 20,787,223 km (0.113 R)
• M51: 21,246,787 km (0.084 R)
• M52: 21,916,537 km (0.087 R)
• M53: 22,384,180 km (0.12 R)
• M54: 22,907,772 km (0.108 R)
• M55: 24,502,486 km (0.116 R)
• M56: 24,987,931 km (0.087 R)
• M57: 25,530,971 km (0.106 R)
• M58: 26,352,862 km (0.077 R)
• M59: 27,966,424 km (0.102 R)
• M60: 28,191,420 km (0.071 R)
• M61: 28,360,615 km (0.084 R)
• M62: 28,813,447 km (0.087 R)
• M63: 29,268,674 km (0.087 R)
• M64: 29,841,185 km (0.092 R)
• M65: 30,359,392 km (0.117 R)
• M66: 30,532,925 km (0.036 R)
• M67: 31,113,365 km (0.099 R)
• M68: 31,405,081 km (0.082 R)
• M69: 33,531,465 km (0.036 R)
• M70: 33,770,523 km (0.056 R)
• M71: 34,010,178 km (0.082 R)
• M72: 34,974,636 km (0.083 R)
• M73: 35,460,230 km (0.107 R)
• M74: 36,745,575 km (0.073 R)
• M75: 37,239,248 km (0.094 R)
• M76: 38,108,412 km (0.102 R)
• M77: 38,482,855 km (0.116 R)
• M78: 38,733,282 km (0.095 R)
• M79: 38,984,158 km (0.052 R)
• M80: 39,235,632 km (0.095 R)
• M81: 39,677,095 km (0.068 R)
• M82: 40,883,303 km (0.083 R)
• M83: 41,394,778 km (0.102 R)
• M84: 41,587,161 km (0.093 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 13,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit