🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.84 AU - 1.28 AU

Year: 391 Days

Day: 38.3 Hours

Environment

Temp: 45 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 30,004,273 km

• M1: 818,450 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.19 AU - 2.85 AU

Year: 1433 Days

Day: 19.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.55 AU - 2.99 AU

Year: 1651 Days

Day: 15.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.71 AU - 5.47 AU

Year: 3522 Days

Day: 26.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 123.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.5

Radius: 9.9

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.11 AU - 7.81 AU

Year: 6576 Days

Day: 9.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 30,004,273 km

• M1: 130,898 km (0.109 R)
• M2: 259,403 km (0.079 R)
• M3: 341,831 km (0.106 R)
• M4: 519,553 km (0.106 R)
• M5: 680,072 km (0.107 R)
• M6: 741,706 km (0.106 R)
• M7: 871,258 km (0.048 R)
• M8: 1,384,678 km (0.102 R)
• M9: 1,448,855 km (0.039 R)
• M10: 1,837,660 km (0.063 R)
• M11: 1,908,570 km (0.113 R)
• M12: 2,315,326 km (0.109 R)
• M13: 2,648,331 km (0.109 R)
• M14: 2,769,505 km (0.064 R)
• M15: 3,315,986 km (0.095 R)
• M16: 3,713,917 km (0.035 R)
• M17: 3,987,830 km (0.061 R)
• M18: 4,127,106 km (0.103 R)
• M19: 4,244,540 km (0.111 R)
• M20: 4,506,785 km (0.056 R)
• M21: 4,652,195 km (0.106 R)
• M22: 5,479,022 km (0.091 R)
• M23: 5,660,335 km (0.116 R)
• M24: 6,028,794 km (0.109 R)
• M25: 6,135,457 km (0.106 R)
• M26: 6,323,801 km (0.087 R)
• M27: 6,983,827 km (0.068 R)
• M28: 7,379,065 km (0.051 R)
• M29: 7,927,191 km (0.116 R)
• M30: 8,548,172 km (0.066 R)
• M31: 8,788,875 km (0.088 R)
• M32: 9,773,977 km (0.043 R)
• M33: 10,247,753 km (0.048 R)
• M34: 10,535,580 km (0.044 R)
• M35: 11,086,698 km (0.066 R)
• M36: 11,448,276 km (0.025 R)
• M37: 12,115,632 km (0.113 R)
• M38: 12,522,239 km (0.119 R)
• M39: 12,761,446 km (0.12 R)
• M40: 12,933,185 km (0.092 R)
• M41: 13,209,642 km (0.074 R)
• M42: 13,453,187 km (0.098 R)
• M43: 13,803,695 km (0.074 R)
• M44: 14,157,194 km (0.095 R)
• M45: 15,344,852 km (0.034 R)
• M46: 15,564,162 km (0.089 R)
• M47: 15,895,223 km (0.081 R)
• M48: 15,968,974 km (0.068 R)
• M49: 16,043,025 km (0.117 R)
• M50: 16,601,624 km (0.073 R)
• M51: 16,714,121 km (0.081 R)
• M52: 16,789,219 km (0.107 R)
• M53: 17,204,354 km (0.078 R)
• M54: 17,432,341 km (0.091 R)
• M55: 17,546,633 km (0.103 R)
• M56: 17,737,820 km (0.085 R)
• M57: 17,968,051 km (0.059 R)
• M58: 18,509,146 km (0.084 R)
• M59: 18,625,832 km (0.068 R)
• M60: 18,781,713 km (0.112 R)
• M61: 18,938,043 km (0.055 R)
• M62: 19,094,822 km (0.039 R)
• M63: 19,686,631 km (0.088 R)
• M64: 20,364,758 km (0.082 R)
• M65: 20,646,152 km (0.08 R)
• M66: 21,050,365 km (0.1 R)
• M67: 22,485,757 km (0.063 R)
• M68: 22,693,399 km (0.092 R)
• M69: 22,776,725 km (0.099 R)
• M70: 23,994,900 km (0.071 R)
• M71: 24,164,694 km (0.051 R)
• M72: 24,249,665 km (0.104 R)
• M73: 24,462,543 km (0.112 R)
• M74: 25,062,131 km (0.112 R)
• M75: 25,536,656 km (0.088 R)
• M76: 25,709,890 km (0.069 R)
• M77: 25,840,040 km (0.062 R)
• M78: 26,275,669 km (0.112 R)
• M79: 26,494,531 km (0.117 R)
• M80: 27,198,538 km (0.055 R)
• M81: 27,508,356 km (0.108 R)
• M82: 28,310,799 km (0.106 R)
• M83: 28,535,046 km (0.115 R)
• M84: 29,528,675 km (0.078 R)
• M85: 29,619,630 km (0.119 R)
• M86: 29,892,796 km (0.111 R)
• M87: 30,763,605 km (0.118 R)
• M88: 30,855,758 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.6

Radius: 12.5

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 9.78 AU - 14.68 AU

Year: 15318 Days

Day: 10.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 30,004,273 km

• M1: 172,935 km (0.073 R)
• M2: 295,306 km (0.099 R)
• M3: 385,364 km (0.094 R)
• M4: 469,289 km (0.106 R)
• M5: 805,734 km (0.082 R)
• M6: 988,393 km (0.094 R)
• M7: 1,127,818 km (0.064 R)
• M8: 1,735,784 km (0.074 R)
• M9: 1,820,606 km (0.116 R)
• M10: 1,906,924 km (0.07 R)
• M11: 2,174,255 km (0.09 R)
• M12: 2,266,109 km (0.061 R)
• M13: 2,765,317 km (0.099 R)
• M14: 3,007,366 km (0.08 R)
• M15: 3,193,615 km (0.064 R)
• M16: 3,298,783 km (0.039 R)
• M17: 3,426,390 km (0.115 R)
• M18: 3,512,558 km (0.092 R)
• M19: 4,158,372 km (0.078 R)
• M20: 4,554,208 km (0.112 R)
• M21: 4,744,796 km (0.047 R)
• M22: 5,183,267 km (0.071 R)
• M23: 5,282,450 km (0.114 R)
• M24: 5,813,972 km (0.102 R)
• M25: 5,942,925 km (0.062 R)
• M26: 6,177,794 km (0.096 R)
• M27: 6,415,654 km (0.099 R)
• M28: 7,147,487 km (0.116 R)
• M29: 7,962,945 km (0.057 R)
• M30: 8,135,431 km (0.107 R)
• M31: 8,689,692 km (0.07 R)
• M32: 9,316,507 km (0.117 R)
• M33: 9,742,561 km (0.038 R)
• M34: 9,988,949 km (0.077 R)
• M35: 10,206,165 km (0.097 R)
• M36: 10,771,944 km (0.056 R)
• M37: 11,122,901 km (0.113 R)
• M38: 11,445,135 km (0.059 R)
• M39: 12,230,972 km (0.12 R)
• M40: 14,236,481 km (0.074 R)
• M41: 14,692,007 km (0.025 R)
• M42: 14,797,922 km (0.113 R)
• M43: 15,545,612 km (0.028 R)
• M44: 15,797,685 km (0.085 R)
• M45: 16,598,482 km (0.119 R)
• M46: 18,126,026 km (0.116 R)
• M47: 19,233,499 km (0.039 R)
• M48: 19,814,836 km (0.114 R)
• M49: 20,088,152 km (0.057 R)
• M50: 20,323,469 km (0.105 R)
• M51: 20,402,158 km (0.09 R)
• M52: 20,915,727 km (0.045 R)
• M53: 21,754,223 km (0.117 R)
• M54: 21,995,824 km (0.117 R)
• M55: 22,076,607 km (0.071 R)
• M56: 22,238,471 km (0.107 R)
• M57: 22,359,945 km (0.034 R)
• M58: 22,644,630 km (0.08 R)
• M59: 22,848,532 km (0.077 R)
• M60: 23,053,181 km (0.088 R)
• M61: 23,258,430 km (0.118 R)
• M62: 24,085,556 km (0.042 R)
• M63: 24,252,059 km (0.11 R)
• M64: 24,460,748 km (0.092 R)
• M65: 24,544,523 km (0.118 R)
• M66: 24,712,072 km (0.078 R)
• M67: 25,301,787 km (0.106 R)
• M68: 25,513,468 km (0.106 R)
• M69: 26,452,045 km (0.118 R)
• M70: 27,098,607 km (0.082 R)
• M71: 27,271,841 km (0.071 R)
• M72: 27,445,525 km (0.065 R)
• M73: 27,924,836 km (0.047 R)
• M74: 28,056,033 km (0.079 R)
• M75: 28,187,530 km (0.096 R)
• M76: 28,275,194 km (0.119 R)
• M77: 28,363,158 km (0.102 R)
• M78: 29,602,277 km (0.114 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 15,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit