🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.3

Radius: 8.8

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.46 AU - 0.62 AU

Year: 265 Days

Day: 5.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 17,341,619 km

• M1: 113,096 km (0.082 R)
• M2: 171,439 km (0.05 R)
• M3: 269,575 km (0.101 R)
• M4: 332,556 km (0.105 R)
• M5: 402,269 km (0.091 R)
• M6: 472,430 km (0.08 R)
• M7: 538,403 km (0.086 R)
• M8: 595,699 km (0.025 R)
• M9: 658,530 km (0.081 R)
• M10: 774,468 km (0.094 R)
• M11: 840,441 km (0.058 R)
• M12: 915,689 km (0.099 R)
• M13: 971,040 km (0.102 R)
• M14: 1,065,735 km (0.08 R)
• M15: 1,124,228 km (0.12 R)
• M16: 1,179,729 km (0.071 R)
• M17: 1,240,316 km (0.07 R)
• M18: 1,369,120 km (0.079 R)
• M19: 1,450,202 km (0.089 R)
• M20: 1,577,360 km (0.105 R)
• M21: 1,676,244 km (0.108 R)
• M22: 1,823,897 km (0.099 R)
• M23: 1,932,804 km (0.116 R)
• M24: 1,990,549 km (0.112 R)
• M25: 2,162,138 km (0.111 R)
• M26: 2,227,064 km (0.099 R)
• M27: 2,323,405 km (0.102 R)
• M28: 2,384,889 km (0.037 R)
• M29: 2,452,059 km (0.103 R)
• M30: 2,652,370 km (0.052 R)
• M31: 2,759,931 km (0.1 R)
• M32: 2,929,575 km (0.118 R)
• M33: 3,040,876 km (0.106 R)
• M34: 3,142,303 km (0.108 R)
• M35: 3,267,816 km (0.107 R)
• M36: 3,348,599 km (0.113 R)
• M37: 3,435,814 km (0.093 R)
• M38: 3,506,125 km (0.103 R)
• M39: 3,690,131 km (0.115 R)
• M40: 3,840,925 km (0.038 R)
• M41: 3,926,196 km (0.104 R)
• M42: 4,067,716 km (0.071 R)
• M43: 4,142,365 km (0.072 R)
• M44: 4,223,597 km (0.088 R)
• M45: 4,286,428 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.6

Radius: 10.5

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.7 AU - 1.06 AU

Year: 550 Days

Day: 12.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 17,341,619 km

• M1: 138,079 km (0.035 R)
• M2: 208,539 km (0.089 R)
• M3: 285,283 km (0.079 R)
• M4: 356,791 km (0.062 R)
• M5: 446,849 km (0.047 R)
• M6: 524,939 km (0.082 R)
• M7: 593,754 km (0.041 R)
• M8: 677,828 km (0.083 R)
• M9: 750,084 km (0.092 R)
• M10: 837,898 km (0.067 R)
• M11: 974,630 km (0.11 R)
• M12: 1,128,716 km (0.075 R)
• M13: 1,236,127 km (0.09 R)
• M14: 1,316,461 km (0.104 R)
• M15: 1,477,578 km (0.041 R)
• M16: 1,678,339 km (0.117 R)
• M17: 1,756,877 km (0.049 R)
• M18: 1,825,094 km (0.081 R)
• M19: 2,011,493 km (0.088 R)
• M20: 2,155,556 km (0.099 R)
• M21: 2,228,859 km (0.096 R)
• M22: 2,365,591 km (0.104 R)
• M23: 2,517,882 km (0.045 R)
• M24: 2,608,239 km (0.094 R)
• M25: 2,825,754 km (0.109 R)
• M26: 2,899,656 km (0.108 R)
• M27: 3,152,775 km (0.078 R)
• M28: 3,448,979 km (0.109 R)
• M29: 3,542,627 km (0.111 R)
• M30: 3,615,182 km (0.073 R)
• M31: 3,769,118 km (0.032 R)
• M32: 3,843,169 km (0.069 R)
• M33: 3,917,819 km (0.035 R)
• M34: 3,985,437 km (0.051 R)
• M35: 4,060,834 km (0.101 R)
• M36: 4,298,096 km (0.109 R)
• M37: 4,437,970 km (0.058 R)
• M38: 4,516,360 km (0.11 R)
• M39: 4,595,198 km (0.084 R)
• M40: 4,738,213 km (0.029 R)
• M41: 4,818,398 km (0.069 R)
• M42: 4,923,266 km (0.047 R)
• M43: 5,012,576 km (0.068 R)
• M44: 5,127,018 km (0.077 R)
• M45: 5,425,466 km (0.099 R)
• M46: 5,593,764 km (0.119 R)
• M47: 5,670,058 km (0.067 R)
• M48: 5,849,426 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.6

Radius: 13.2

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.79 AU - 0.99 AU

Year: 560 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 17,341,619 km

• M1: 169,195 km (0.063 R)
• M2: 281,394 km (0.047 R)
• M3: 408,851 km (0.042 R)
• M4: 593,754 km (0.084 R)
• M5: 696,677 km (0.044 R)
• M6: 784,192 km (0.088 R)
• M7: 887,714 km (0.106 R)
• M8: 975,827 km (0.097 R)
• M9: 1,080,097 km (0.058 R)
• M10: 1,184,067 km (0.068 R)
• M11: 1,269,039 km (0.097 R)
• M12: 1,351,467 km (0.116 R)
• M13: 1,454,989 km (0.084 R)
• M14: 1,620,444 km (0.098 R)
• M15: 1,746,256 km (0.108 R)
• M16: 1,891,366 km (0.11 R)
• M17: 1,986,809 km (0.109 R)
• M18: 2,072,978 km (0.107 R)
• M19: 2,171,712 km (0.069 R)
• M20: 2,294,383 km (0.094 R)
• M21: 2,391,023 km (0.117 R)
• M22: 2,483,175 km (0.101 R)
• M23: 2,641,450 km (0.113 R)
• M24: 2,730,760 km (0.084 R)
• M25: 2,974,454 km (0.096 R)
• M26: 3,142,902 km (0.118 R)
• M27: 3,289,059 km (0.084 R)
• M28: 3,437,460 km (0.115 R)
• M29: 3,654,377 km (0.05 R)
• M30: 3,754,458 km (0.111 R)
• M31: 4,046,772 km (0.062 R)
• M32: 4,171,237 km (0.102 R)
• M33: 4,262,043 km (0.069 R)
• M34: 4,346,417 km (0.077 R)
• M35: 4,488,385 km (0.104 R)
• M36: 4,784,290 km (0.091 R)
• M37: 4,938,226 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.1

Radius: 12.3

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.93 AU - 1.31 AU

Year: 790 Days

Day: 11.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 170 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,341,619 km

• M1: 153,039 km (0.081 R)
• M2: 236,963 km (0.052 R)
• M3: 345,870 km (0.112 R)
• M4: 515,514 km (0.052 R)
• M5: 668,254 km (0.086 R)
• M6: 858,243 km (0.05 R)
• M7: 1,025,643 km (0.058 R)
• M8: 1,115,103 km (0.114 R)
• M9: 1,275,621 km (0.117 R)
• M10: 1,450,351 km (0.119 R)
• M11: 1,539,212 km (0.075 R)
• M12: 1,616,854 km (0.098 R)
• M13: 1,769,743 km (0.091 R)
• M14: 1,875,658 km (0.074 R)
• M15: 2,264,912 km (0.102 R)
• M16: 2,414,360 km (0.103 R)
• M17: 2,524,763 km (0.082 R)
• M18: 2,629,183 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.4

Radius: 10.9

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.65 AU - 2.71 AU

Year: 2926 Days

Day: 14.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 17,341,619 km

• M1: 140,472 km (0.095 R)
• M2: 230,381 km (0.104 R)
• M3: 479,162 km (0.09 R)
• M4: 703,559 km (0.113 R)
• M5: 888,013 km (0.107 R)
• M6: 1,040,154 km (0.086 R)
• M7: 1,175,989 km (0.037 R)
• M8: 1,500,467 km (0.085 R)
• M9: 1,684,173 km (0.12 R)
• M10: 1,853,069 km (0.049 R)
• M11: 1,973,944 km (0.117 R)
• M12: 2,136,706 km (0.118 R)
• M13: 2,823,061 km (0.119 R)
• M14: 2,998,390 km (0.083 R)
• M15: 3,168,184 km (0.12 R)
• M16: 3,249,715 km (0.065 R)
• M17: 3,470,820 km (0.042 R)
• M18: 3,545,619 km (0.092 R)
• M19: 3,763,733 km (0.085 R)
• M20: 3,889,096 km (0.087 R)
• M21: 4,163,608 km (0.089 R)
• M22: 4,825,429 km (0.029 R)
• M23: 5,057,006 km (0.089 R)
• M24: 5,411,105 km (0.086 R)
• M25: 5,929,312 km (0.032 R)
• M26: 6,211,603 km (0.107 R)
• M27: 7,227,971 km (0.066 R)
• M28: 7,360,066 km (0.038 R)
• M29: 7,541,677 km (0.06 R)
• M30: 8,320,484 km (0.096 R)
• M31: 8,408,597 km (0.105 R)
• M32: 8,560,439 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.8

Radius: 13.3

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.78 AU - 3.52 AU

Year: 3728 Days

Day: 13.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 17,341,619 km

• M1: 173,234 km (0.101 R)
• M2: 305,180 km (0.088 R)
• M3: 463,903 km (0.094 R)
• M4: 589,864 km (0.062 R)
• M5: 697,724 km (0.092 R)
• M6: 936,333 km (0.099 R)
• M7: 1,056,610 km (0.116 R)
• M8: 1,222,514 km (0.105 R)
• M9: 1,334,862 km (0.115 R)
• M10: 1,429,557 km (0.105 R)
• M11: 1,515,726 km (0.092 R)
• M12: 1,648,419 km (0.056 R)
• M13: 1,785,301 km (0.032 R)
• M14: 2,144,485 km (0.112 R)
• M15: 2,244,267 km (0.081 R)
• M16: 2,332,979 km (0.048 R)
• M17: 2,474,798 km (0.089 R)
• M18: 2,566,501 km (0.12 R)
• M19: 2,753,498 km (0.119 R)
• M20: 2,903,695 km (0.106 R)
• M21: 3,155,617 km (0.101 R)
• M22: 3,342,016 km (0.089 R)
• M23: 3,443,893 km (0.1 R)
• M24: 3,665,896 km (0.103 R)
• M25: 3,923,204 km (0.095 R)
• M26: 4,170,938 km (0.097 R)
• M27: 4,520,100 km (0.11 R)
• M28: 4,633,196 km (0.047 R)
• M29: 4,796,407 km (0.108 R)
• M30: 5,061,644 km (0.068 R)
• M31: 5,331,668 km (0.107 R)
• M32: 5,520,161 km (0.06 R)
• M33: 5,868,575 km (0.108 R)
• M34: 6,188,415 km (0.105 R)
• M35: 6,314,227 km (0.101 R)
• M36: 6,641,996 km (0.097 R)
• M37: 6,752,549 km (0.115 R)
• M38: 6,845,000 km (0.107 R)
• M39: 7,276,291 km (0.102 R)
• M40: 7,755,154 km (0.084 R)
• M41: 7,988,676 km (0.118 R)
• M42: 9,150,004 km (0.066 R)
• M43: 9,335,057 km (0.037 R)
• M44: 9,521,306 km (0.089 R)
• M45: 9,876,302 km (0.087 R)
• M46: 10,214,692 km (0.074 R)
• M47: 10,428,019 km (0.094 R)
• M48: 10,513,738 km (0.053 R)
• M49: 10,837,468 km (0.059 R)
• M50: 10,924,385 km (0.054 R)
• M51: 11,011,450 km (0.093 R)
• M52: 11,142,498 km (0.12 R)
• M53: 11,296,135 km (0.071 R)
• M54: 11,494,801 km (0.115 R)
• M55: 11,895,424 km (0.118 R)
• M56: 12,007,473 km (0.061 R)
• M57: 12,345,863 km (0.074 R)
• M58: 12,848,064 km (0.07 R)
• M59: 13,566,881 km (0.093 R)
• M60: 13,660,530 km (0.062 R)
• M61: 14,489,900 km (0.111 R)
• M62: 14,705,770 km (0.087 R)
• M63: 14,801,961 km (0.114 R)
• M64: 14,898,452 km (0.063 R)
• M65: 15,408,581 km (0.116 R)
• M66: 15,555,486 km (0.093 R)
• M67: 15,949,227 km (0.098 R)
• M68: 16,196,961 km (0.049 R)
• M69: 16,396,076 km (0.117 R)
• M70: 16,520,990 km (0.062 R)
• M71: 16,621,071 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.5

Radius: 4.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.3 AU - 8.64 AU

Year: 13615 Days

Day: 15.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 17,341,619 km

• M1: 80,334 km (0.09 R)
• M2: 167,849 km (0.063 R)
• M3: 617,839 km (0.088 R)
• M4: 676,781 km (0.104 R)
• M5: 2,241,574 km (0.106 R)
• M6: 2,726,571 km (0.104 R)
• M7: 3,361,614 km (0.104 R)
• M8: 4,265,035 km (0.072 R)
• M9: 4,543,287 km (0.059 R)
• M10: 6,687,025 km (0.117 R)
• M11: 6,762,572 km (0.106 R)
• M12: 7,182,942 km (0.117 R)
• M13: 7,968,779 km (0.05 R)
• M14: 9,471,640 km (0.107 R)
• M15: 10,265,855 km (0.047 R)
• M16: 10,484,268 km (0.062 R)
• M17: 11,440,497 km (0.111 R)
• M18: 11,757,794 km (0.117 R)
• M19: 13,913,799 km (0.101 R)
• M20: 14,863,745 km (0.051 R)
• M21: 14,913,113 km (0.04 R)
• M22: 15,583,610 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 15,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit