🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.53 AU - 0.63 AU

Year: 285 Days

Day: 32.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,874,017 km

• M1: 462,407 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.5

Radius: 12.3

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.76 AU - 1.14 AU

Year: 598 Days

Day: 7.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,874,017 km

• M1: 167,849 km (0.071 R)
• M2: 270,024 km (0.061 R)
• M3: 354,547 km (0.065 R)
• M4: 445,054 km (0.095 R)
• M5: 524,939 km (0.108 R)
• M6: 614,249 km (0.1 R)
• M7: 709,692 km (0.03 R)
• M8: 821,741 km (0.066 R)
• M9: 982,858 km (0.1 R)
• M10: 1,200,822 km (0.117 R)
• M11: 1,289,982 km (0.116 R)
• M12: 1,403,826 km (0.095 R)
• M13: 1,595,162 km (0.097 R)
• M14: 1,684,622 km (0.081 R)
• M15: 1,938,489 km (0.036 R)
• M16: 2,054,876 km (0.087 R)
• M17: 2,132,069 km (0.053 R)
• M18: 2,252,495 km (0.096 R)
• M19: 2,571,737 km (0.108 R)
• M20: 2,666,582 km (0.115 R)
• M21: 2,768,159 km (0.097 R)
• M22: 3,063,465 km (0.111 R)
• M23: 3,278,138 km (0.119 R)
• M24: 3,405,596 km (0.119 R)
• M25: 3,541,131 km (0.092 R)
• M26: 3,653,180 km (0.098 R)
• M27: 3,938,912 km (0.058 R)
• M28: 4,016,404 km (0.072 R)
• M29: 4,107,359 km (0.105 R)
• M30: 4,284,932 km (0.112 R)
• M31: 4,391,296 km (0.077 R)
• M32: 4,471,630 km (0.098 R)
• M33: 4,599,985 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.6

Radius: 10

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.26 AU - 1.5 AU

Year: 1047 Days

Day: 10.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 45,874,017 km

• M1: 125,213 km (0.099 R)
• M2: 282,291 km (0.099 R)
• M3: 347,965 km (0.055 R)
• M4: 514,018 km (0.115 R)
• M5: 828,772 km (0.073 R)
• M6: 891,903 km (0.094 R)
• M7: 1,029,383 km (0.089 R)
• M8: 1,116,748 km (0.028 R)
• M9: 1,239,568 km (0.112 R)
• M10: 1,380,639 km (0.117 R)
• M11: 1,449,753 km (0.107 R)
• M12: 1,745,807 km (0.108 R)
• M13: 1,828,535 km (0.12 R)
• M14: 1,904,979 km (0.11 R)
• M15: 2,061,159 km (0.093 R)
• M16: 2,181,137 km (0.079 R)
• M17: 2,270,596 km (0.028 R)
• M18: 2,336,420 km (0.111 R)
• M19: 2,461,783 km (0.106 R)
• M20: 2,554,982 km (0.036 R)
• M21: 2,666,881 km (0.103 R)
• M22: 2,762,773 km (0.114 R)
• M23: 2,886,641 km (0.03 R)
• M24: 3,057,631 km (0.088 R)
• M25: 3,149,035 km (0.045 R)
• M26: 3,381,510 km (0.036 R)
• M27: 3,495,055 km (0.12 R)
• M28: 3,658,266 km (0.048 R)
• M29: 3,814,147 km (0.11 R)
• M30: 3,932,479 km (0.107 R)
• M31: 4,183,205 km (0.103 R)
• M32: 4,377,084 km (0.054 R)
• M33: 4,480,456 km (0.086 R)
• M34: 4,912,495 km (0.091 R)
• M35: 5,030,677 km (0.084 R)
• M36: 5,292,025 km (0.029 R)
• M37: 5,726,008 km (0.071 R)
• M38: 5,930,209 km (0.091 R)
• M39: 6,159,992 km (0.071 R)
• M40: 6,310,936 km (0.042 R)
• M41: 6,581,110 km (0.102 R)
• M42: 6,711,559 km (0.081 R)
• M43: 6,818,970 km (0.066 R)
• M44: 6,926,980 km (0.107 R)
• M45: 7,084,058 km (0.081 R)
• M46: 7,438,605 km (0.119 R)
• M47: 7,537,489 km (0.106 R)
• M48: 7,774,003 km (0.068 R)
• M49: 7,937,214 km (0.072 R)
• M50: 8,063,475 km (0.115 R)
• M51: 8,216,065 km (0.067 R)
• M52: 8,382,417 km (0.111 R)
• M53: 8,472,326 km (0.104 R)
• M54: 8,666,354 km (0.113 R)
• M55: 8,770,474 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411

Radius: 14.9

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.07 AU - 4.13 AU

Year: 4410 Days

Day: 12.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 45,874,017 km

• M1: 212,130 km (0.086 R)
• M2: 364,271 km (0.034 R)
• M3: 476,918 km (0.104 R)
• M4: 662,569 km (0.075 R)
• M5: 1,033,123 km (0.033 R)
• M6: 1,127,220 km (0.065 R)
• M7: 1,415,645 km (0.108 R)
• M8: 1,589,777 km (0.093 R)
• M9: 1,945,221 km (0.091 R)
• M10: 2,469,711 km (0.12 R)
• M11: 2,665,535 km (0.11 R)
• M12: 3,195,411 km (0.054 R)
• M13: 3,391,384 km (0.112 R)
• M14: 3,628,347 km (0.061 R)
• M15: 4,254,713 km (0.092 R)
• M16: 4,431,538 km (0.069 R)
• M17: 4,550,767 km (0.084 R)
• M18: 4,711,435 km (0.08 R)
• M19: 4,914,888 km (0.102 R)
• M20: 5,479,172 km (0.053 R)
• M21: 5,693,545 km (0.067 R)
• M22: 5,888,771 km (0.058 R)
• M23: 6,601,305 km (0.068 R)
• M24: 7,176,958 km (0.06 R)
• M25: 8,376,882 km (0.072 R)
• M26: 8,723,949 km (0.111 R)
• M27: 8,949,693 km (0.113 R)
• M28: 9,177,231 km (0.115 R)
• M29: 9,458,176 km (0.06 R)
• M30: 9,612,561 km (0.08 R)
• M31: 10,028,443 km (0.04 R)
• M32: 10,159,640 km (0.119 R)
• M33: 10,370,723 km (0.12 R)
• M34: 10,530,045 km (0.06 R)
• M35: 10,743,670 km (0.1 R)
• M36: 11,175,260 km (0.064 R)
• M37: 11,338,621 km (0.081 R)
• M38: 11,972,168 km (0.066 R)
• M39: 12,419,765 km (0.106 R)
• M40: 13,678,930 km (0.082 R)
• M41: 14,501,270 km (0.096 R)
• M42: 15,038,476 km (0.068 R)
• M43: 15,491,159 km (0.11 R)
• M44: 15,673,519 km (0.114 R)
• M45: 16,317,238 km (0.083 R)
• M46: 16,502,889 km (0.099 R)
• M47: 18,012,332 km (0.107 R)
• M48: 18,493,139 km (0.106 R)
• M49: 18,945,673 km (0.082 R)
• M50: 19,434,708 km (0.071 R)
• M51: 20,859,329 km (0.118 R)
• M52: 21,027,327 km (0.108 R)
• M53: 21,364,371 km (0.09 R)
• M54: 21,839,195 km (0.104 R)
• M55: 22,180,577 km (0.109 R)
• M56: 22,523,755 km (0.086 R)
• M57: 22,937,842 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 144.9

Radius: 3

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 9.92 AU - 10.04 AU

Year: 20357 Days

Day: 19.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 45,874,017 km

• M1: 121,473 km (0.1 R)
• M2: 404,064 km (0.088 R)
• M3: 628,610 km (0.116 R)
• M4: 677,529 km (0.051 R)
• M5: 978,819 km (0.057 R)
• M6: 1,016,667 km (0.066 R)
• M7: 1,035,816 km (0.058 R)
• M8: 1,316,312 km (0.102 R)
• M9: 1,358,349 km (0.114 R)
• M10: 1,465,162 km (0.077 R)
• M11: 1,686,866 km (0.116 R)
• M12: 1,709,604 km (0.073 R)
• M13: 1,732,493 km (0.104 R)
• M14: 1,778,419 km (0.083 R)
• M15: 2,062,955 km (0.052 R)
• M16: 2,594,326 km (0.097 R)
• M17: 2,753,648 km (0.111 R)
• M18: 2,861,508 km (0.111 R)
• M19: 3,221,889 km (0.061 R)
• M20: 4,167,797 km (0.035 R)
• M21: 4,198,763 km (0.094 R)
• M22: 4,448,293 km (0.071 R)
• M23: 5,126,270 km (0.086 R)
• M24: 5,159,331 km (0.101 R)
• M25: 5,460,322 km (0.095 R)
• M26: 5,904,927 km (0.105 R)
• M27: 6,044,053 km (0.073 R)
• M28: 6,396,655 km (0.054 R)
• M29: 6,503,767 km (0.1 R)
• M30: 6,539,671 km (0.064 R)
• M31: 6,611,478 km (0.07 R)
• M32: 6,683,584 km (0.08 R)
• M33: 6,755,989 km (0.07 R)
• M34: 6,792,192 km (0.043 R)
• M35: 7,084,806 km (0.108 R)
• M36: 7,158,557 km (0.12 R)
• M37: 8,102,370 km (0.082 R)
• M38: 8,608,310 km (0.065 R)
• M39: 8,687,148 km (0.119 R)
• M40: 9,325,782 km (0.077 R)
• M41: 9,773,528 km (0.101 R)
• M42: 10,311,632 km (0.109 R)
• M43: 10,521,218 km (0.104 R)
• M44: 11,633,179 km (0.088 R)
• M45: 11,807,610 km (0.041 R)
• M46: 11,895,125 km (0.107 R)
• M47: 12,291,559 km (0.026 R)
• M48: 12,513,712 km (0.082 R)
• M49: 13,827,930 km (0.094 R)
• M50: 14,618,405 km (0.076 R)
• M51: 15,423,540 km (0.119 R)
• M52: 17,076,447 km (0.113 R)
• M53: 18,024,449 km (0.111 R)
• M54: 18,835,718 km (0.064 R)
• M55: 18,989,206 km (0.058 R)
• M56: 19,297,377 km (0.076 R)
• M57: 20,022,777 km (0.081 R)
• M58: 20,546,370 km (0.093 R)
• M59: 22,198,080 km (0.063 R)
• M60: 22,685,470 km (0.08 R)
• M61: 23,286,105 km (0.049 R)
• M62: 24,279,884 km (0.117 R)
• M63: 25,287,725 km (0.031 R)
• M64: 25,513,468 km (0.076 R)
• M65: 25,967,049 km (0.111 R)
• M66: 26,080,893 km (0.034 R)
• M67: 26,537,765 km (0.119 R)
• M68: 26,709,802 km (0.068 R)
• M69: 26,882,139 km (0.066 R)
• M70: 27,054,925 km (0.071 R)
• M71: 27,228,009 km (0.083 R)
• M72: 29,809,171 km (0.095 R)
• M73: 30,526,493 km (0.047 R)
• M74: 31,431,111 km (0.083 R)
• M75: 31,552,435 km (0.118 R)
• M76: 32,344,705 km (0.067 R)
• M77: 32,528,411 km (0.107 R)
• M78: 33,143,408 km (0.062 R)
• M79: 34,073,009 km (0.109 R)
• M80: 34,322,389 km (0.072 R)
• M81: 34,697,431 km (0.098 R)
• M82: 36,211,661 km (0.106 R)
• M83: 38,069,816 km (0.108 R)
• M84: 38,587,873 km (0.081 R)
• M85: 39,042,950 km (0.077 R)
• M86: 39,893,115 km (0.065 R)
• M87: 40,287,455 km (0.112 R)
• M88: 40,419,250 km (0.118 R)
• M89: 41,080,174 km (0.114 R)
• M90: 41,544,825 km (0.101 R)
• M91: 41,877,979 km (0.086 R)
• M92: 42,211,882 km (0.098 R)
• M93: 43,894,708 km (0.075 R)
• M94: 44,098,012 km (0.07 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 15,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit