🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.42 AU - 0.64 AU

Year: 144 Days

Day: 14.6 Hours

Environment

Temp: 187 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,494,420 km

• M1: 77,641 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.57 AU - 0.95 AU

Year: 247 Days

Day: 13.1 Hours

Environment

Temp: 184 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,494,420 km

• M1: 334,052 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.02 AU - 1.42 AU

Year: 502 Days

Day: 39.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,494,420 km

• M1: 129,402 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.4 AU - 2.58 AU

Year: 1465 Days

Day: 28 Hours

Environment

Temp: -103 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.08 AU - 3.2 AU

Year: 2074 Days

Day: 23.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.41 AU - 3.99 AU

Year: 2134 Days

Day: 20.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 160.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.8

Radius: 14.3

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.7 AU - 7.02 AU

Year: 6698 Days

Day: 11.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 130.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 103,494,420 km

• M1: 183,557 km (0.033 R)
• M2: 620,233 km (0.091 R)
• M3: 1,259,464 km (0.115 R)
• M4: 1,360,293 km (0.073 R)
• M5: 1,517,072 km (0.111 R)
• M6: 1,868,627 km (0.105 R)
• M7: 2,392,070 km (0.049 R)
• M8: 2,825,455 km (0.066 R)
• M9: 2,937,803 km (0.088 R)
• M10: 3,331,245 km (0.084 R)
• M11: 3,498,197 km (0.032 R)
• M12: 3,692,524 km (0.049 R)
• M13: 4,194,126 km (0.111 R)
• M14: 4,690,940 km (0.115 R)
• M15: 5,485,604 km (0.099 R)
• M16: 6,087,137 km (0.103 R)
• M17: 6,262,915 km (0.105 R)
• M18: 6,381,097 km (0.074 R)
• M19: 6,529,797 km (0.108 R)
• M20: 6,800,570 km (0.092 R)
• M21: 7,603,461 km (0.086 R)
• M22: 7,729,722 km (0.115 R)
• M23: 7,824,717 km (0.111 R)
• M24: 7,920,310 km (0.097 R)
• M25: 8,764,490 km (0.053 R)
• M26: 9,030,027 km (0.105 R)
• M27: 9,230,937 km (0.072 R)
• M28: 9,535,219 km (0.096 R)
• M29: 11,429,128 km (0.092 R)
• M30: 12,196,565 km (0.114 R)
• M31: 12,344,517 km (0.115 R)
• M32: 12,530,467 km (0.051 R)
• M33: 13,283,543 km (0.049 R)
• M34: 13,973,937 km (0.086 R)
• M35: 14,362,592 km (0.101 R)
• M36: 14,636,805 km (0.104 R)
• M37: 15,190,317 km (0.093 R)
• M38: 15,831,344 km (0.061 R)
• M39: 16,155,224 km (0.105 R)
• M40: 16,481,197 km (0.067 R)
• M41: 16,604,017 km (0.077 R)
• M42: 16,809,565 km (0.072 R)
• M43: 17,472,583 km (0.096 R)
• M44: 17,639,534 km (0.094 R)
• M45: 18,313,323 km (0.076 R)
• M46: 18,525,602 km (0.109 R)
• M47: 20,516,750 km (0.081 R)
• M48: 20,825,669 km (0.077 R)
• M49: 21,002,943 km (0.031 R)
• M50: 22,167,113 km (0.102 R)
• M51: 22,302,799 km (0.084 R)
• M52: 22,529,589 km (0.052 R)
• M53: 22,620,544 km (0.064 R)
• M54: 23,859,963 km (0.109 R)
• M55: 24,184,889 km (0.104 R)
• M56: 24,604,811 km (0.029 R)
• M57: 24,792,257 km (0.078 R)
• M58: 24,933,028 km (0.106 R)
• M59: 26,788,640 km (0.052 R)
• M60: 26,981,472 km (0.105 R)
• M61: 27,174,752 km (0.116 R)
• M62: 27,320,012 km (0.113 R)
• M63: 27,854,974 km (0.089 R)
• M64: 27,952,661 km (0.095 R)
• M65: 28,737,751 km (0.111 R)
• M66: 29,430,688 km (0.101 R)
• M67: 30,681,775 km (0.114 R)
• M68: 31,899,053 km (0.106 R)
• M69: 32,565,063 km (0.107 R)
• M70: 32,925,594 km (0.099 R)
• M71: 33,494,814 km (0.1 R)
• M72: 34,015,115 km (0.096 R)
• M73: 34,485,750 km (0.103 R)
• M74: 34,853,162 km (0.099 R)
• M75: 35,327,687 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217

Radius: 10.9

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.13 AU - 8.69 AU

Year: 7519 Days

Day: 10.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 103,494,420 km

• M1: 136,433 km (0.118 R)
• M2: 275,260 km (0.042 R)
• M3: 885,769 km (0.058 R)
• M4: 1,253,032 km (0.104 R)
• M5: 2,326,995 km (0.101 R)
• M6: 3,577,035 km (0.091 R)
• M7: 3,970,327 km (0.106 R)
• M8: 4,686,153 km (0.087 R)
• M9: 4,843,231 km (0.12 R)
• M10: 5,116,546 km (0.075 R)
• M11: 5,773,879 km (0.093 R)
• M12: 6,235,239 km (0.099 R)
• M13: 6,532,789 km (0.108 R)
• M14: 7,090,341 km (0.063 R)
• M15: 7,167,533 km (0.056 R)
• M16: 7,901,909 km (0.116 R)
• M17: 9,840,847 km (0.118 R)
• M18: 10,216,487 km (0.101 R)
• M19: 10,596,765 km (0.088 R)
• M20: 10,862,900 km (0.044 R)
• M21: 11,221,187 km (0.089 R)
• M22: 11,341,463 km (0.089 R)
• M23: 12,226,185 km (0.075 R)
• M24: 12,381,019 km (0.046 R)
• M25: 12,786,579 km (0.068 R)
• M26: 13,196,477 km (0.025 R)
• M27: 13,964,662 km (0.051 R)
• M28: 14,061,751 km (0.095 R)
• M29: 14,912,215 km (0.084 R)
• M30: 15,011,398 km (0.1 R)
• M31: 16,083,417 km (0.105 R)
• M32: 16,525,778 km (0.103 R)
• M33: 17,041,441 km (0.119 R)
• M34: 17,388,060 km (0.048 R)
• M35: 17,492,479 km (0.117 R)
• M36: 17,772,077 km (0.091 R)
• M37: 17,912,400 km (0.104 R)
• M38: 18,229,548 km (0.096 R)
• M39: 18,300,308 km (0.048 R)
• M40: 18,584,095 km (0.106 R)
• M41: 18,762,266 km (0.077 R)
• M42: 19,120,253 km (0.059 R)
• M43: 19,842,961 km (0.08 R)
• M44: 20,025,021 km (0.072 R)
• M45: 20,317,485 km (0.05 R)
• M46: 22,102,038 km (0.116 R)
• M47: 22,328,679 km (0.064 R)
• M48: 22,669,912 km (0.085 R)
• M49: 22,898,497 km (0.057 R)
• M50: 23,281,019 km (0.078 R)
• M51: 24,597,480 km (0.062 R)
• M52: 24,793,154 km (0.059 R)
• M53: 25,620,580 km (0.12 R)
• M54: 25,739,510 km (0.112 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.4

Radius: 13

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.17 AU - 10.13 AU

Year: 11175 Days

Day: 5.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 103,494,420 km

• M1: 186,848 km (0.091 R)
• M2: 282,142 km (0.114 R)
• M3: 429,944 km (0.096 R)
• M4: 862,282 km (0.088 R)
• M5: 1,020,557 km (0.099 R)
• M6: 1,146,219 km (0.105 R)
• M7: 1,484,011 km (0.061 R)
• M8: 1,802,654 km (0.07 R)
• M9: 2,062,805 km (0.058 R)
• M10: 2,252,495 km (0.119 R)
• M11: 2,855,973 km (0.053 R)
• M12: 4,275,358 km (0.107 R)
• M13: 4,448,891 km (0.096 R)
• M14: 4,554,208 km (0.113 R)
• M15: 5,614,558 km (0.114 R)
• M16: 6,508,255 km (0.117 R)
• M17: 7,571,597 km (0.111 R)
• M18: 7,697,858 km (0.097 R)
• M19: 7,909,688 km (0.071 R)
• M20: 9,673,447 km (0.088 R)
• M21: 9,856,405 km (0.054 R)
• M22: 10,412,012 km (0.111 R)
• M23: 10,693,705 km (0.115 R)
• M24: 10,882,946 km (0.084 R)
• M25: 12,139,718 km (0.119 R)
• M26: 12,238,303 km (0.078 R)
• M27: 12,585,519 km (0.101 R)
• M28: 12,885,613 km (0.04 R)
• M29: 13,137,535 km (0.058 R)
• M30: 13,697,630 km (0.115 R)
• M31: 13,851,716 km (0.06 R)
• M32: 14,161,682 km (0.109 R)
• M33: 14,265,503 km (0.07 R)
• M34: 14,421,833 km (0.028 R)
• M35: 14,735,989 km (0.103 R)
• M36: 15,477,844 km (0.118 R)
• M37: 16,069,205 km (0.049 R)
• M38: 16,231,818 km (0.115 R)
• M39: 16,558,689 km (0.063 R)
• M40: 16,887,804 km (0.112 R)
• M41: 17,274,365 km (0.094 R)
• M42: 18,849,930 km (0.085 R)
• M43: 19,308,597 km (0.101 R)
• M44: 21,060,837 km (0.097 R)
• M45: 21,836,053 km (0.09 R)
• M46: 22,076,457 km (0.07 R)
• M47: 22,196,883 km (0.087 R)
• M48: 22,620,395 km (0.098 R)
• M49: 23,107,785 km (0.042 R)
• M50: 25,217,414 km (0.075 R)
• M51: 25,469,785 km (0.059 R)
• M52: 26,551,079 km (0.085 R)
• M53: 27,129,574 km (0.096 R)
• M54: 27,517,631 km (0.117 R)
• M55: 28,103,157 km (0.106 R)
• M56: 30,017,561 km (0.099 R)
• M57: 30,889,417 km (0.092 R)
• M58: 31,024,354 km (0.071 R)
• M59: 31,973,852 km (0.11 R)
• M60: 32,178,652 km (0.111 R)
• M61: 32,589,447 km (0.053 R)
• M62: 33,623,917 km (0.115 R)
• M63: 33,762,594 km (0.079 R)
• M64: 34,110,409 km (0.102 R)
• M65: 34,459,271 km (0.076 R)
• M66: 35,301,507 km (0.059 R)
• M67: 35,937,597 km (0.054 R)
• M68: 37,149,490 km (0.088 R)
• M69: 37,652,288 km (0.116 R)
• M70: 37,940,713 km (0.091 R)
• M71: 40,126,936 km (0.088 R)
• M72: 40,274,140 km (0.078 R)
• M73: 40,864,753 km (0.107 R)
• M74: 41,309,657 km (0.091 R)
• M75: 42,054,654 km (0.085 R)
• M76: 42,503,747 km (0.097 R)
• M77: 44,696,852 km (0.104 R)
• M78: 45,078,626 km (0.101 R)
• M79: 47,703,769 km (0.111 R)
• M80: 49,428,632 km (0.044 R)
• M81: 50,060,983 km (0.039 R)
• M82: 50,298,843 km (0.119 R)
• M83: 50,934,784 km (0.085 R)
• M84: 51,253,726 km (0.12 R)
• M85: 52,858,612 km (0.065 R)
• M86: 53,748,421 km (0.063 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937

Radius: 3.3

Gravity: 86.04 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 17.29 AU - 17.57 AU

Year: 27127 Days

Day: 24.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 103,494,420 km

• M1: 231,129 km (0.036 R)
• M2: 378,632 km (0.035 R)
• M3: 401,969 km (0.061 R)
• M4: 474,824 km (0.109 R)
• M5: 1,523,654 km (0.101 R)
• M6: 1,561,503 km (0.106 R)
• M7: 1,599,650 km (0.09 R)
• M8: 1,676,992 km (0.069 R)
• M9: 1,835,117 km (0.108 R)
• M10: 1,875,509 km (0.06 R)
• M11: 2,559,620 km (0.118 R)
• M12: 3,611,293 km (0.116 R)
• M13: 3,764,032 km (0.113 R)
• M14: 4,341,480 km (0.065 R)
• M15: 5,115,649 km (0.097 R)
• M16: 5,460,322 km (0.114 R)
• M17: 5,576,859 km (0.073 R)
• M18: 5,812,326 km (0.068 R)
• M19: 6,849,189 km (0.101 R)
• M20: 7,356,475 km (0.04 R)
• M21: 8,007,376 km (0.059 R)
• M22: 8,272,912 km (0.11 R)
• M23: 8,339,782 km (0.063 R)
• M24: 8,541,440 km (0.103 R)
• M25: 8,744,594 km (0.097 R)
• M26: 10,067,937 km (0.093 R)
• M27: 11,977,254 km (0.098 R)
• M28: 14,074,018 km (0.109 R)
• M29: 14,153,903 km (0.106 R)
• M30: 15,204,978 km (0.055 R)
• M31: 15,533,495 km (0.088 R)
• M32: 16,785,779 km (0.085 R)
• M33: 20,822,976 km (0.043 R)
• M34: 22,387,022 km (0.103 R)
• M35: 24,754,558 km (0.052 R)
• M36: 26,606,430 km (0.12 R)
• M37: 26,705,165 km (0.075 R)
• M38: 27,101,150 km (0.087 R)
• M39: 28,907,096 km (0.114 R)
• M40: 29,619,780 km (0.093 R)
• M41: 31,687,671 km (0.116 R)
• M42: 32,739,045 km (0.077 R)
• M43: 33,694,976 km (0.102 R)
• M44: 35,308,538 km (0.037 R)
• M45: 36,069,991 km (0.097 R)
• M46: 36,179,347 km (0.113 R)
• M47: 36,288,703 km (0.106 R)
• M48: 36,398,060 km (0.071 R)
• M49: 37,609,353 km (0.035 R)
• M50: 38,053,061 km (0.12 R)
• M51: 38,498,563 km (0.077 R)
• M52: 42,699,870 km (0.067 R)
• M53: 43,394,752 km (0.046 R)
• M54: 44,327,046 km (0.059 R)
• M55: 45,266,072 km (0.095 R)
• M56: 45,501,838 km (0.111 R)
• M57: 45,737,903 km (0.118 R)
• M58: 46,924,813 km (0.105 R)
• M59: 48,844,902 km (0.074 R)
• M60: 50,301,536 km (0.085 R)
• M61: 50,912,793 km (0.097 R)
• M62: 56,269,444 km (0.059 R)
• M63: 57,413,120 km (0.093 R)
• M64: 58,051,753 km (0.085 R)
• M65: 58,179,809 km (0.055 R)
• M66: 58,692,780 km (0.099 R)
• M67: 59,336,051 km (0.072 R)
• M68: 59,465,004 km (0.102 R)
• M69: 59,852,462 km (0.026 R)
• M70: 60,111,117 km (0.116 R)
• M71: 61,149,775 km (0.107 R)
• M72: 61,410,375 km (0.087 R)
• M73: 64,698,835 km (0.092 R)
• M74: 64,831,528 km (0.097 R)
• M75: 65,496,491 km (0.118 R)
• M76: 66,431,328 km (0.033 R)
• M77: 67,236,015 km (0.092 R)
• M78: 68,855,113 km (0.054 R)
• M79: 73,235,039 km (0.099 R)
• M80: 73,511,795 km (0.078 R)
• M81: 74,344,008 km (0.063 R)
• M82: 75,318,938 km (0.114 R)
• M83: 75,738,111 km (0.103 R)
• M84: 76,859,496 km (0.096 R)
• M85: 77,845,197 km (0.108 R)
• M86: 77,986,417 km (0.097 R)
• M87: 88,076,794 km (0.088 R)
• M88: 89,255,924 km (0.097 R)
• M89: 96,742,101 km (0.116 R)
• M90: 98,721,280 km (0.092 R)
• M91: 100,867,561 km (0.109 R)
• M92: 101,637,841 km (0.06 R)
• M93: 101,792,076 km (0.071 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 17,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit