🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.48 AU - 0.78 AU

Year: 323 Days

Day: 19.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,106,032 km

• M1: 611,257 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.4

Radius: 10.5

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.69 AU - 0.81 AU

Year: 419 Days

Day: 7.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,106,032 km

• M1: 168,148 km (0.12 R)
• M2: 235,617 km (0.036 R)
• M3: 301,290 km (0.069 R)
• M4: 366,664 km (0.06 R)
• M5: 432,338 km (0.12 R)
• M6: 511,625 km (0.087 R)
• M7: 585,975 km (0.06 R)
• M8: 662,719 km (0.081 R)
• M9: 749,336 km (0.097 R)
• M10: 823,387 km (0.065 R)
• M11: 889,359 km (0.071 R)
• M12: 979,567 km (0.094 R)
• M13: 1,073,066 km (0.115 R)
• M14: 1,167,462 km (0.101 R)
• M15: 1,252,433 km (0.086 R)
• M16: 1,423,873 km (0.067 R)
• M17: 1,539,063 km (0.111 R)
• M18: 1,701,227 km (0.114 R)
• M19: 1,781,711 km (0.118 R)
• M20: 1,952,402 km (0.102 R)
• M21: 2,025,256 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.3

Radius: 13.3

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.6 AU - 0.94 AU

Year: 436 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,106,032 km

• M1: 211,232 km (0.08 R)
• M2: 350,059 km (0.114 R)
• M3: 446,250 km (0.107 R)
• M4: 537,954 km (0.088 R)
• M5: 628,760 km (0.098 R)
• M6: 778,657 km (0.109 R)
• M7: 881,281 km (0.119 R)
• M8: 1,014,872 km (0.102 R)
• M9: 1,215,184 km (0.037 R)
• M10: 1,349,522 km (0.094 R)
• M11: 1,450,501 km (0.061 R)
• M12: 1,629,270 km (0.115 R)
• M13: 1,714,691 km (0.099 R)
• M14: 1,862,194 km (0.087 R)
• M15: 1,975,739 km (0.118 R)
• M16: 2,106,338 km (0.109 R)
• M17: 2,280,021 km (0.114 R)
• M18: 2,381,598 km (0.071 R)
• M19: 2,521,023 km (0.087 R)
• M20: 2,631,427 km (0.111 R)
• M21: 2,754,396 km (0.08 R)
• M22: 2,862,854 km (0.035 R)
• M23: 3,056,135 km (0.1 R)
• M24: 3,162,948 km (0.048 R)
• M25: 3,282,626 km (0.053 R)
• M26: 3,467,679 km (0.051 R)
• M27: 3,555,792 km (0.101 R)
• M28: 3,794,101 km (0.106 R)
• M29: 4,000,995 km (0.116 R)
• M30: 4,174,229 km (0.079 R)
• M31: 4,268,027 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.7

Radius: 14.4

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.62 AU - 0.94 AU

Year: 445 Days

Day: 9 Hours

Environment

Temp: -150 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,106,032 km

• M1: 179,218 km (0.08 R)
• M2: 280,795 km (0.076 R)
• M3: 469,887 km (0.088 R)
• M4: 569,519 km (0.091 R)
• M5: 670,946 km (0.058 R)
• M6: 827,276 km (0.093 R)
• M7: 925,263 km (0.119 R)
• M8: 1,032,076 km (0.025 R)
• M9: 1,152,652 km (0.116 R)
• M10: 1,307,186 km (0.047 R)
• M11: 1,438,982 km (0.103 R)
• M12: 1,824,346 km (0.067 R)
• M13: 1,917,695 km (0.101 R)
• M14: 2,172,759 km (0.106 R)
• M15: 2,378,905 km (0.109 R)
• M16: 2,678,849 km (0.064 R)
• M17: 2,798,527 km (0.034 R)
• M18: 2,939,299 km (0.079 R)
• M19: 3,043,419 km (0.116 R)
• M20: 3,329,151 km (0.104 R)
• M21: 3,582,121 km (0.093 R)
• M22: 3,672,628 km (0.097 R)
• M23: 4,085,518 km (0.083 R)
• M24: 4,216,865 km (0.088 R)
• M25: 4,438,718 km (0.106 R)
• M26: 4,536,107 km (0.109 R)
• M27: 4,657,131 km (0.093 R)
• M28: 4,802,092 km (0.119 R)
• M29: 5,120,137 km (0.096 R)
• M30: 5,277,813 km (0.078 R)
• M31: 5,373,107 km (0.099 R)
• M32: 5,501,312 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.5

Radius: 13.5

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.05 AU - 3.13 AU

Year: 2691 Days

Day: 5.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 44,106,032 km

• M1: 193,280 km (0.063 R)
• M2: 378,034 km (0.099 R)
• M3: 499,507 km (0.087 R)
• M4: 593,006 km (0.112 R)
• M5: 742,454 km (0.067 R)
• M6: 949,049 km (0.102 R)
• M7: 1,247,497 km (0.052 R)
• M8: 1,497,923 km (0.103 R)
• M9: 1,710,502 km (0.11 R)
• M10: 1,947,615 km (0.115 R)
• M11: 2,331,333 km (0.107 R)
• M12: 2,501,127 km (0.101 R)
• M13: 2,902,348 km (0.116 R)
• M14: 3,307,160 km (0.12 R)
• M15: 3,676,218 km (0.117 R)
• M16: 3,856,783 km (0.044 R)
• M17: 3,966,438 km (0.036 R)
• M18: 4,114,540 km (0.098 R)
• M19: 4,358,983 km (0.106 R)
• M20: 4,550,318 km (0.03 R)
• M21: 4,842,633 km (0.098 R)
• M22: 5,121,034 km (0.109 R)
• M23: 6,201,131 km (0.092 R)
• M24: 6,351,926 km (0.034 R)
• M25: 6,678,947 km (0.115 R)
• M26: 6,944,782 km (0.089 R)
• M27: 7,078,971 km (0.084 R)
• M28: 7,555,440 km (0.103 R)
• M29: 7,855,683 km (0.096 R)
• M30: 8,254,362 km (0.088 R)
• M31: 8,468,137 km (0.082 R)
• M32: 8,563,730 km (0.049 R)
• M33: 8,901,073 km (0.082 R)
• M34: 9,489,741 km (0.114 R)
• M35: 9,638,890 km (0.025 R)
• M36: 9,813,920 km (0.119 R)
• M37: 10,601,552 km (0.07 R)
• M38: 10,756,386 km (0.113 R)
• M39: 11,462,488 km (0.115 R)
• M40: 12,048,912 km (0.079 R)
• M41: 12,264,632 km (0.084 R)
• M42: 12,809,467 km (0.08 R)
• M43: 12,974,474 km (0.079 R)
• M44: 13,334,406 km (0.117 R)
• M45: 13,753,879 km (0.085 R)
• M46: 13,922,775 km (0.097 R)
• M47: 15,768,214 km (0.059 R)
• M48: 16,211,772 km (0.106 R)
• M49: 16,899,922 km (0.104 R)
• M50: 17,171,891 km (0.119 R)
• M51: 17,965,507 km (0.114 R)
• M52: 18,181,228 km (0.087 R)
• M53: 18,490,895 km (0.09 R)
• M54: 18,646,327 km (0.108 R)
• M55: 18,739,976 km (0.075 R)
• M56: 18,990,103 km (0.082 R)
• M57: 19,367,240 km (0.064 R)
• M58: 19,493,650 km (0.096 R)
• M59: 19,620,210 km (0.12 R)
• M60: 19,874,227 km (0.05 R)
• M61: 20,193,319 km (0.106 R)
• M62: 20,771,814 km (0.07 R)
• M63: 20,998,305 km (0.105 R)
• M64: 21,290,619 km (0.114 R)
• M65: 21,879,586 km (0.093 R)
• M66: 22,175,940 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.9

Radius: 3.8

Gravity: 42.72 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.3 AU - 8.62 AU

Year: 15888 Days

Day: 17.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 44,106,032 km

• M1: 76,594 km (0.094 R)
• M2: 140,622 km (0.04 R)
• M3: 199,414 km (0.118 R)
• M4: 513,719 km (0.079 R)
• M5: 772,673 km (0.101 R)
• M6: 859,589 km (0.041 R)
• M7: 1,238,670 km (0.117 R)
• M8: 1,499,120 km (0.099 R)
• M9: 1,553,275 km (0.087 R)
• M10: 1,691,354 km (0.117 R)
• M11: 1,833,472 km (0.061 R)
• M12: 2,038,869 km (0.046 R)
• M13: 2,567,698 km (0.105 R)
• M14: 3,346,355 km (0.047 R)
• M15: 3,560,579 km (0.095 R)
• M16: 3,705,988 km (0.077 R)
• M17: 3,965,092 km (0.048 R)
• M18: 4,002,641 km (0.088 R)
• M19: 5,850,174 km (0.078 R)
• M20: 5,892,810 km (0.114 R)
• M21: 6,021,613 km (0.078 R)
• M22: 6,151,315 km (0.098 R)
• M23: 6,858,614 km (0.072 R)
• M24: 6,948,821 km (0.116 R)
• M25: 7,825,315 km (0.06 R)
• M26: 8,061,829 km (0.088 R)
• M27: 8,204,695 km (0.085 R)
• M28: 8,493,270 km (0.108 R)
• M29: 8,882,972 km (0.056 R)
• M30: 9,478,521 km (0.101 R)
• M31: 9,831,871 km (0.089 R)
• M32: 10,240,872 km (0.097 R)
• M33: 11,022,820 km (0.105 R)
• M34: 11,394,271 km (0.082 R)
• M35: 11,608,346 km (0.111 R)
• M36: 11,986,230 km (0.039 R)
• M37: 13,368,365 km (0.101 R)
• M38: 14,106,630 km (0.079 R)
• M39: 14,567,691 km (0.086 R)
• M40: 15,979,895 km (0.075 R)
• M41: 16,520,542 km (0.101 R)
• M42: 17,067,322 km (0.101 R)
• M43: 17,867,371 km (0.071 R)
• M44: 19,058,769 km (0.108 R)
• M45: 19,695,906 km (0.102 R)
• M46: 19,824,261 km (0.101 R)
• M47: 20,210,672 km (0.112 R)
• M48: 22,514,480 km (0.118 R)
• M49: 23,526,808 km (0.081 R)
• M50: 23,594,875 km (0.056 R)
• M51: 24,761,290 km (0.037 R)
• M52: 25,247,034 km (0.04 R)
• M53: 26,016,566 km (0.112 R)
• M54: 28,082,213 km (0.075 R)
• M55: 28,806,566 km (0.084 R)
• M56: 31,240,374 km (0.095 R)
• M57: 31,315,023 km (0.12 R)
• M58: 32,216,949 km (0.118 R)
• M59: 33,051,256 km (0.063 R)
• M60: 33,203,696 km (0.069 R)
• M61: 33,739,107 km (0.098 R)
• M62: 34,508,788 km (0.084 R)
• M63: 34,740,964 km (0.052 R)
• M64: 36,301,270 km (0.116 R)
• M65: 36,931,675 km (0.045 R)
• M66: 38,043,786 km (0.079 R)
• M67: 38,684,214 km (0.083 R)
• M68: 40,626,593 km (0.066 R)
• M69: 40,953,315 km (0.088 R)
• M70: 41,035,145 km (0.095 R)
• M71: 41,445,192 km (0.085 R)
• M72: 42,517,660 km (0.118 R)
• M73: 43,348,676 km (0.11 R)
• M74: 43,515,627 km (0.084 R)
• M75: 44,101,303 km (0.112 R)
• M76: 44,269,151 km (0.098 R)
• M77: 44,605,448 km (0.036 R)
• M78: 45,027,014 km (0.11 R)
• M79: 48,014,633 km (0.072 R)
• M80: 48,273,587 km (0.081 R)
• M81: 48,533,140 km (0.106 R)
• M82: 48,706,374 km (0.06 R)
• M83: 49,140,507 km (0.11 R)
• M84: 50,362,722 km (0.093 R)
• M85: 51,330,021 km (0.096 R)
• M86: 53,104,402 km (0.113 R)
• M87: 54,088,756 km (0.074 R)
• M88: 56,075,715 km (0.099 R)
• M89: 56,530,642 km (0.111 R)
• M90: 56,713,002 km (0.116 R)
• M91: 59,841,841 km (0.101 R)
• M92: 60,679,440 km (0.093 R)
• M93: 61,708,374 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.2

Radius: 4.4

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.72 AU - 10.06 AU

Year: 17115 Days

Day: 21.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 44,106,032 km

• M1: 61,934 km (0.11 R)
• M2: 161,117 km (0.068 R)
• M3: 272,268 km (0.096 R)
• M4: 306,825 km (0.07 R)
• M5: 447,447 km (0.086 R)
• M6: 562,039 km (0.036 R)
• M7: 592,258 km (0.063 R)
• M8: 670,049 km (0.067 R)
• M9: 835,803 km (0.112 R)
• M10: 923,617 km (0.047 R)
• M11: 1,224,309 km (0.086 R)
• M12: 2,024,957 km (0.106 R)
• M13: 2,167,374 km (0.119 R)
• M14: 2,512,197 km (0.093 R)
• M15: 4,113,642 km (0.068 R)
• M16: 4,385,162 km (0.067 R)
• M17: 4,787,581 km (0.055 R)
• M18: 5,040,999 km (0.031 R)
• M19: 5,760,565 km (0.116 R)
• M20: 5,861,095 km (0.059 R)
• M21: 6,338,163 km (0.094 R)
• M22: 6,616,415 km (0.102 R)
• M23: 6,757,037 km (0.07 R)
• M24: 6,934,161 km (0.086 R)
• M25: 6,969,765 km (0.091 R)
• M26: 7,077,026 km (0.077 R)
• M27: 7,112,930 km (0.102 R)
• M28: 7,474,807 km (0.084 R)
• M29: 7,547,961 km (0.07 R)
• M30: 7,917,019 km (0.076 R)
• M31: 8,557,896 km (0.029 R)
• M32: 9,098,094 km (0.095 R)
• M33: 9,928,811 km (0.119 R)
• M34: 10,577,916 km (0.113 R)
• M35: 10,866,341 km (0.085 R)
• M36: 10,990,656 km (0.077 R)
• M37: 11,704,089 km (0.106 R)
• M38: 12,002,237 km (0.066 R)
• M39: 12,259,845 km (0.038 R)
• M40: 12,302,929 km (0.047 R)
• M41: 12,736,763 km (0.116 R)
• M42: 13,175,533 km (0.05 R)
• M43: 13,843,039 km (0.085 R)
• M44: 14,248,748 km (0.081 R)
• M45: 14,567,093 km (0.086 R)
• M46: 14,658,347 km (0.03 R)
• M47: 14,795,828 km (0.119 R)
• M48: 14,841,754 km (0.035 R)
• M49: 15,535,888 km (0.095 R)
• M50: 15,816,534 km (0.103 R)
• M51: 16,477,757 km (0.03 R)
• M52: 16,572,901 km (0.116 R)
• M53: 17,003,593 km (0.105 R)
• M54: 17,292,766 km (0.089 R)
• M55: 17,583,584 km (0.115 R)
• M56: 17,680,972 km (0.12 R)
• M57: 18,416,246 km (0.108 R)
• M58: 19,061,761 km (0.112 R)
• M59: 19,462,533 km (0.104 R)
• M60: 19,664,042 km (0.113 R)
• M61: 19,765,020 km (0.104 R)
• M62: 20,018,289 km (0.084 R)
• M63: 20,272,606 km (0.082 R)
• M64: 20,630,444 km (0.104 R)
• M65: 21,041,838 km (0.038 R)
• M66: 21,300,493 km (0.115 R)
• M67: 21,716,375 km (0.056 R)
• M68: 22,292,626 km (0.106 R)
• M69: 22,556,217 km (0.037 R)
• M70: 24,105,154 km (0.061 R)
• M71: 24,701,750 km (0.079 R)
• M72: 25,357,886 km (0.107 R)
• M73: 25,743,400 km (0.097 R)
• M74: 27,360,852 km (0.05 R)
• M75: 27,812,787 km (0.054 R)
• M76: 28,153,422 km (0.1 R)
• M77: 28,267,266 km (0.114 R)
• M78: 28,552,549 km (0.06 R)
• M79: 28,724,138 km (0.107 R)
• M80: 29,414,083 km (0.083 R)
• M81: 30,692,995 km (0.105 R)
• M82: 33,064,271 km (0.1 R)
• M83: 33,726,690 km (0.113 R)
• M84: 36,357,668 km (0.116 R)
• M85: 37,041,330 km (0.105 R)
• M86: 37,478,455 km (0.101 R)
• M87: 37,729,032 km (0.112 R)
• M88: 38,737,022 km (0.082 R)
• M89: 39,053,871 km (0.067 R)
• M90: 39,180,879 km (0.107 R)
• M91: 39,945,474 km (0.085 R)
• M92: 42,922,023 km (0.096 R)
• M93: 43,381,139 km (0.036 R)
• M94: 43,644,281 km (0.096 R)
• M95: 44,106,090 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 12,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit