🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.62 AU - 0.72 AU

Year: 204 Days

Day: 33.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.56 AU - 0.84 AU

Year: 218 Days

Day: 16.9 Hours

Environment

Temp: 193 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.24 AU - 1.34 AU

Year: 546 Days

Day: 28.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.9

Radius: 9.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.15 AU - 5.87 AU

Year: 4180 Days

Day: 13.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 35,718,593 km

• M1: 116,238 km (0.096 R)
• M2: 248,482 km (0.037 R)
• M3: 322,234 km (0.053 R)
• M4: 451,636 km (0.116 R)
• M5: 532,120 km (0.098 R)
• M6: 718,818 km (0.058 R)
• M7: 805,585 km (0.11 R)
• M8: 1,110,315 km (0.099 R)
• M9: 1,329,177 km (0.105 R)
• M10: 1,499,569 km (0.1 R)
• M11: 1,574,817 km (0.1 R)
• M12: 1,638,545 km (0.079 R)
• M13: 1,834,967 km (0.099 R)
• M14: 2,011,643 km (0.089 R)
• M15: 2,151,367 km (0.103 R)
• M16: 2,337,916 km (0.077 R)
• M17: 2,866,295 km (0.071 R)
• M18: 3,348,300 km (0.112 R)
• M19: 3,855,436 km (0.055 R)
• M20: 3,994,862 km (0.107 R)
• M21: 4,082,825 km (0.036 R)
• M22: 4,477,464 km (0.059 R)
• M23: 4,624,070 km (0.055 R)
• M24: 4,903,369 km (0.079 R)
• M25: 5,674,696 km (0.068 R)
• M26: 5,734,086 km (0.058 R)
• M27: 6,628,831 km (0.101 R)
• M28: 6,775,138 km (0.112 R)
• M29: 6,943,735 km (0.1 R)
• M30: 7,457,753 km (0.063 R)
• M31: 7,675,717 km (0.098 R)
• M32: 8,006,478 km (0.101 R)
• M33: 8,207,089 km (0.098 R)
• M34: 8,274,408 km (0.05 R)
• M35: 8,341,876 km (0.05 R)
• M36: 8,477,263 km (0.116 R)
• M37: 8,819,243 km (0.06 R)
• M38: 9,072,812 km (0.097 R)
• M39: 9,563,642 km (0.091 R)
• M40: 9,681,825 km (0.077 R)
• M41: 9,967,407 km (0.065 R)
• M42: 10,231,597 km (0.03 R)
• M43: 10,352,472 km (0.067 R)
• M44: 10,546,799 km (0.085 R)
• M45: 10,619,953 km (0.117 R)
• M46: 10,889,827 km (0.12 R)
• M47: 11,286,411 km (0.096 R)
• M48: 11,763,479 km (0.11 R)
• M49: 11,864,757 km (0.083 R)
• M50: 12,119,223 km (0.076 R)
• M51: 12,247,129 km (0.094 R)
• M52: 12,478,557 km (0.049 R)
• M53: 12,556,048 km (0.082 R)
• M54: 13,129,008 km (0.093 R)
• M55: 13,260,355 km (0.118 R)
• M56: 13,923,971 km (0.108 R)
• M57: 14,219,427 km (0.099 R)
• M58: 14,408,369 km (0.115 R)
• M59: 14,871,076 km (0.12 R)
• M60: 15,063,010 km (0.115 R)
• M61: 15,978,848 km (0.097 R)
• M62: 17,805,887 km (0.106 R)
• M63: 17,922,274 km (0.118 R)
• M64: 18,009,788 km (0.088 R)
• M65: 18,068,132 km (0.102 R)
• M66: 18,714,544 km (0.069 R)
• M67: 18,773,635 km (0.026 R)
• M68: 18,862,496 km (0.119 R)
• M69: 19,308,747 km (0.117 R)
• M70: 19,428,275 km (0.117 R)
• M71: 19,698,300 km (0.117 R)
• M72: 20,181,202 km (0.12 R)
• M73: 20,272,307 km (0.065 R)
• M74: 20,333,043 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.5

Radius: 10.2

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.12 AU - 5.46 AU

Year: 4536 Days

Day: 13.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 35,718,593 km

• M1: 127,308 km (0.042 R)
• M2: 200,162 km (0.111 R)
• M3: 319,840 km (0.114 R)
• M4: 693,087 km (0.087 R)
• M5: 1,097,151 km (0.119 R)
• M6: 1,213,239 km (0.119 R)
• M7: 1,377,497 km (0.095 R)
• M8: 2,435,304 km (0.116 R)
• M9: 2,511,748 km (0.117 R)
• M10: 2,689,321 km (0.103 R)
• M11: 2,940,645 km (0.115 R)
• M12: 3,319,726 km (0.064 R)
• M13: 3,539,785 km (0.03 R)
• M14: 3,968,832 km (0.115 R)
• M15: 4,202,653 km (0.106 R)
• M16: 4,440,962 km (0.036 R)
• M17: 4,507,982 km (0.046 R)
• M18: 4,765,889 km (0.071 R)
• M19: 5,395,696 km (0.119 R)
• M20: 5,467,353 km (0.105 R)
• M21: 5,903,730 km (0.059 R)
• M22: 6,200,981 km (0.09 R)
• M23: 6,291,189 km (0.073 R)
• M24: 6,625,390 km (0.062 R)
• M25: 7,216,452 km (0.061 R)
• M26: 7,534,347 km (0.056 R)
• M27: 7,775,798 km (0.094 R)
• M28: 9,174,538 km (0.086 R)
• M29: 9,973,092 km (0.047 R)
• M30: 10,202,874 km (0.062 R)
• M31: 10,416,500 km (0.084 R)
• M32: 10,523,911 km (0.031 R)
• M33: 10,793,935 km (0.119 R)
• M34: 11,285,813 km (0.115 R)
• M35: 11,469,818 km (0.114 R)
• M36: 11,654,871 km (0.074 R)
• M37: 11,822,271 km (0.107 R)
• M38: 12,009,119 km (0.036 R)
• M39: 12,103,066 km (0.117 R)
• M40: 12,862,425 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 9.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.19 AU - 6.79 AU

Year: 4795 Days

Day: 14.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 35,718,593 km

• M1: 160,668 km (0.115 R)
• M2: 222,751 km (0.063 R)
• M3: 332,257 km (0.118 R)
• M4: 551,567 km (0.068 R)
• M5: 626,815 km (0.085 R)
• M6: 817,104 km (0.066 R)
• M7: 934,388 km (0.092 R)
• M8: 1,110,914 km (0.095 R)
• M9: 1,321,248 km (0.114 R)
• M10: 1,496,577 km (0.078 R)
• M11: 1,581,100 km (0.053 R)
• M12: 1,793,230 km (0.078 R)
• M13: 1,883,288 km (0.079 R)
• M14: 2,054,577 km (0.062 R)
• M15: 2,149,123 km (0.039 R)
• M16: 2,342,403 km (0.088 R)
• M17: 2,820,668 km (0.085 R)
• M18: 3,032,798 km (0.061 R)
• M19: 3,125,249 km (0.085 R)
• M20: 3,250,163 km (0.116 R)
• M21: 3,376,723 km (0.114 R)
• M22: 3,456,608 km (0.08 R)
• M23: 3,667,392 km (0.099 R)
• M24: 3,865,759 km (0.071 R)
• M25: 3,932,778 km (0.116 R)
• M26: 4,084,770 km (0.079 R)
• M27: 4,290,467 km (0.119 R)
• M28: 4,359,880 km (0.089 R)
• M29: 4,570,215 km (0.103 R)
• M30: 5,019,009 km (0.073 R)
• M31: 5,500,863 km (0.095 R)
• M32: 5,576,410 km (0.095 R)
• M33: 5,652,107 km (0.066 R)
• M34: 5,843,143 km (0.115 R)
• M35: 5,997,528 km (0.08 R)
• M36: 6,075,319 km (0.06 R)
• M37: 6,172,857 km (0.025 R)
• M38: 6,468,911 km (0.115 R)
• M39: 6,688,820 km (0.087 R)
• M40: 6,789,649 km (0.085 R)
• M41: 7,054,288 km (0.109 R)
• M42: 7,446,982 km (0.093 R)
• M43: 7,572,495 km (0.096 R)
• M44: 7,868,100 km (0.098 R)
• M45: 7,974,614 km (0.067 R)
• M46: 8,146,053 km (0.098 R)
• M47: 8,253,763 km (0.093 R)
• M48: 8,755,515 km (0.11 R)
• M49: 8,888,058 km (0.117 R)
• M50: 9,538,061 km (0.118 R)
• M51: 9,606,278 km (0.106 R)
• M52: 9,743,010 km (0.091 R)
• M53: 10,133,909 km (0.12 R)
• M54: 10,226,660 km (0.053 R)
• M55: 11,193,511 km (0.116 R)
• M56: 11,627,195 km (0.064 R)
• M57: 11,724,284 km (0.042 R)
• M58: 11,846,057 km (0.074 R)
• M59: 12,213,918 km (0.046 R)
• M60: 13,011,275 km (0.107 R)
• M61: 13,187,950 km (0.097 R)
• M62: 13,722,762 km (0.092 R)
• M63: 14,368,726 km (0.071 R)
• M64: 14,656,103 km (0.095 R)
• M65: 14,945,426 km (0.07 R)
• M66: 15,103,999 km (0.039 R)
• M67: 15,396,164 km (0.115 R)
• M68: 15,583,012 km (0.069 R)
• M69: 16,121,265 km (0.102 R)
• M70: 16,256,801 km (0.039 R)
• M71: 16,338,182 km (0.115 R)
• M72: 17,105,320 km (0.106 R)
• M73: 17,688,303 km (0.12 R)
• M74: 18,136,947 km (0.076 R)
• M75: 18,532,483 km (0.1 R)
• M76: 18,674,452 km (0.091 R)
• M77: 19,016,732 km (0.11 R)
• M78: 19,159,897 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.6

Radius: 13.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.63 AU - 9.09 AU

Year: 7443 Days

Day: 6.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 35,718,593 km

• M1: 167,699 km (0.073 R)
• M2: 252,521 km (0.104 R)
• M3: 399,426 km (0.12 R)
• M4: 588,219 km (0.103 R)
• M5: 715,527 km (0.076 R)
• M6: 926,310 km (0.057 R)
• M7: 1,499,270 km (0.03 R)
• M8: 2,442,036 km (0.116 R)
• M9: 2,680,644 km (0.064 R)
• M10: 2,859,115 km (0.078 R)
• M11: 2,995,548 km (0.068 R)
• M12: 3,810,258 km (0.091 R)
• M13: 4,451,584 km (0.11 R)
• M14: 4,852,805 km (0.109 R)
• M15: 5,690,105 km (0.064 R)
• M16: 6,066,942 km (0.115 R)
• M17: 7,433,668 km (0.089 R)
• M18: 7,622,909 km (0.11 R)
• M19: 8,659,473 km (0.116 R)
• M20: 8,992,478 km (0.113 R)
• M21: 9,636,945 km (0.072 R)
• M22: 9,878,097 km (0.068 R)
• M23: 10,578,365 km (0.104 R)
• M24: 10,684,729 km (0.057 R)
• M25: 10,934,408 km (0.091 R)
• M26: 11,512,603 km (0.057 R)
• M27: 12,063,572 km (0.095 R)
• M28: 12,473,171 km (0.077 R)
• M29: 12,698,466 km (0.07 R)
• M30: 13,497,767 km (0.073 R)
• M31: 14,039,760 km (0.104 R)
• M32: 14,352,719 km (0.081 R)
• M33: 14,905,932 km (0.109 R)
• M34: 15,305,358 km (0.042 R)
• M35: 15,708,225 km (0.112 R)
• M36: 16,442,452 km (0.107 R)
• M37: 16,607,159 km (0.042 R)
• M38: 17,021,246 km (0.117 R)
• M39: 17,354,999 km (0.089 R)
• M40: 17,480,661 km (0.107 R)
• M41: 17,648,809 km (0.118 R)
• M42: 17,859,742 km (0.119 R)
• M43: 18,113,909 km (0.119 R)
• M44: 18,883,590 km (0.117 R)
• M45: 19,446,078 km (0.096 R)
• M46: 20,058,232 km (0.108 R)
• M47: 21,122,023 km (0.092 R)
• M48: 22,523,306 km (0.119 R)
• M49: 22,706,264 km (0.109 R)
• M50: 22,889,821 km (0.12 R)
• M51: 22,981,823 km (0.109 R)
• M52: 23,721,734 km (0.051 R)
• M53: 24,188,181 km (0.109 R)
• M54: 24,422,451 km (0.085 R)
• M55: 24,798,989 km (0.077 R)
• M56: 24,940,658 km (0.083 R)
• M57: 25,367,461 km (0.114 R)
• M58: 26,132,055 km (0.104 R)
• M59: 26,517,120 km (0.063 R)
• M60: 26,758,870 km (0.102 R)
• M61: 27,147,077 km (0.1 R)
• M62: 27,585,997 km (0.092 R)
• M63: 27,781,821 km (0.105 R)
• M64: 27,929,025 km (0.066 R)
• M65: 28,174,964 km (0.082 R)
• M66: 28,421,651 km (0.049 R)
• M67: 28,768,119 km (0.091 R)
• M68: 28,966,636 km (0.059 R)
• M69: 29,515,211 km (0.103 R)
• M70: 29,916,433 km (0.092 R)
• M71: 30,319,300 km (0.072 R)
• M72: 30,420,278 km (0.1 R)
• M73: 30,774,676 km (0.055 R)
• M74: 30,876,253 km (0.088 R)
• M75: 31,028,693 km (0.114 R)
• M76: 31,130,569 km (0.086 R)
• M77: 31,538,821 km (0.117 R)
• M78: 32,929,932 km (0.078 R)
• M79: 35,133,658 km (0.036 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 11,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit