🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.64 AU - 0.74 AU

Year: 206 Days

Day: 27.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 114,144,064 km

• M1: 400,025 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.67 AU - 0.79 AU

Year: 224 Days

Day: 17.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.75 AU - 0.75 AU

Year: 234 Days

Day: 18.7 Hours

Environment

Temp: 180 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.15 AU - 1.43 AU

Year: 527 Days

Day: 44.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 114,144,064 km

• M1: 852,708 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.22 AU - 3.18 AU

Year: 1597 Days

Day: 22.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 114,144,064 km

• M1: 983,606 km (0.086 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.97 AU - 3.33 AU

Year: 2012 Days

Day: 31.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 114,144,064 km

• M1: 2,030,791 km (0.112 R)

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.5

Radius: 13.4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.04 AU - 7.62 AU

Year: 6424 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 114,144,064 km

• M1: 176,077 km (0.103 R)
• M2: 350,358 km (0.099 R)
• M3: 442,062 km (0.106 R)
• M4: 782,846 km (0.079 R)
• M5: 1,072,018 km (0.078 R)
• M6: 1,289,982 km (0.104 R)
• M7: 1,377,946 km (0.028 R)
• M8: 1,731,745 km (0.098 R)
• M9: 1,869,525 km (0.1 R)
• M10: 2,031,689 km (0.1 R)
• M11: 2,935,709 km (0.066 R)
• M12: 3,173,719 km (0.084 R)
• M13: 3,467,679 km (0.059 R)
• M14: 3,899,717 km (0.098 R)
• M15: 4,030,017 km (0.109 R)
• M16: 4,322,032 km (0.028 R)
• M17: 4,511,573 km (0.117 R)
• M18: 4,703,806 km (0.052 R)
• M19: 5,125,073 km (0.091 R)
• M20: 5,268,239 km (0.078 R)
• M21: 5,412,750 km (0.119 R)
• M22: 5,884,133 km (0.096 R)
• M23: 7,344,507 km (0.11 R)
• M24: 8,366,710 km (0.104 R)
• M25: 8,501,946 km (0.085 R)
• M26: 9,084,480 km (0.081 R)
• M27: 9,188,600 km (0.099 R)
• M28: 9,468,348 km (0.09 R)
• M29: 10,036,372 km (0.067 R)
• M30: 10,651,967 km (0.057 R)
• M31: 10,945,927 km (0.048 R)
• M32: 11,093,879 km (0.078 R)
• M33: 11,242,579 km (0.066 R)
• M34: 11,617,172 km (0.097 R)
• M35: 12,649,098 km (0.114 R)
• M36: 12,882,321 km (0.117 R)
• M37: 13,353,256 km (0.107 R)
• M38: 13,750,139 km (0.106 R)
• M39: 14,312,178 km (0.102 R)
• M40: 14,718,187 km (0.079 R)
• M41: 14,881,697 km (0.027 R)
• M42: 15,334,380 km (0.082 R)
• M43: 15,458,696 km (0.036 R)
• M44: 16,253,509 km (0.1 R)
• M45: 16,976,067 km (0.088 R)
• M46: 17,752,480 km (0.1 R)
• M47: 18,717,087 km (0.07 R)
• M48: 18,849,930 km (0.097 R)
• M49: 19,250,404 km (0.048 R)
• M50: 19,519,081 km (0.113 R)
• M51: 19,653,869 km (0.071 R)
• M52: 20,560,133 km (0.077 R)
• M53: 20,651,537 km (0.077 R)
• M54: 20,972,425 km (0.103 R)
• M55: 22,790,488 km (0.088 R)
• M56: 22,932,306 km (0.052 R)
• M57: 23,074,574 km (0.101 R)
• M58: 24,610,047 km (0.046 R)
• M59: 25,341,131 km (0.05 R)
• M60: 25,439,118 km (0.072 R)
• M61: 25,586,322 km (0.118 R)
• M62: 25,783,193 km (0.049 R)
• M63: 26,227,798 km (0.088 R)
• M64: 26,924,475 km (0.119 R)
• M65: 27,124,787 km (0.098 R)
• M66: 27,728,265 km (0.113 R)
• M67: 28,744,034 km (0.052 R)
• M68: 30,030,725 km (0.107 R)
• M69: 30,550,728 km (0.115 R)
• M70: 30,654,997 km (0.066 R)
• M71: 31,336,266 km (0.09 R)
• M72: 31,599,558 km (0.113 R)
• M73: 33,355,987 km (0.086 R)
• M74: 34,870,964 km (0.077 R)
• M75: 34,980,021 km (0.031 R)
• M76: 35,198,584 km (0.087 R)
• M77: 35,362,693 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654

Radius: 4.9

Gravity: 27.24 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 18.59 AU - 19.81 AU

Year: 30278 Days

Day: 23.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 114,144,064 km

• M1: 145,260 km (0.074 R)
• M2: 1,003,353 km (0.107 R)
• M3: 1,404,425 km (0.041 R)
• M4: 1,889,272 km (0.098 R)
• M5: 2,951,566 km (0.101 R)
• M6: 3,516,298 km (0.043 R)
• M7: 3,761,190 km (0.092 R)
• M8: 3,860,822 km (0.102 R)
• M9: 3,910,937 km (0.033 R)
• M10: 5,568,182 km (0.111 R)
• M11: 5,969,105 km (0.074 R)
• M12: 6,497,933 km (0.1 R)
• M13: 6,737,738 km (0.114 R)
• M14: 6,919,650 km (0.112 R)
• M15: 9,291,075 km (0.102 R)
• M16: 9,493,481 km (0.107 R)
• M17: 9,902,631 km (0.093 R)
• M18: 10,040,261 km (0.113 R)
• M19: 10,109,226 km (0.096 R)
• M20: 12,032,755 km (0.094 R)
• M21: 12,106,058 km (0.114 R)
• M22: 12,847,914 km (0.098 R)
• M23: 13,680,875 km (0.076 R)
• M24: 13,911,106 km (0.118 R)
• M25: 14,766,058 km (0.112 R)
• M26: 16,201,449 km (0.105 R)
• M27: 16,363,613 km (0.092 R)
• M28: 16,444,995 km (0.108 R)
• M29: 16,853,547 km (0.11 R)
• M30: 20,853,794 km (0.103 R)
• M31: 21,473,578 km (0.115 R)
• M32: 21,830,518 km (0.084 R)
• M33: 22,189,254 km (0.038 R)
• M34: 23,735,946 km (0.088 R)
• M35: 23,828,098 km (0.064 R)
• M36: 24,755,156 km (0.096 R)
• M37: 25,223,248 km (0.099 R)
• M38: 26,167,809 km (0.077 R)
• M39: 28,286,713 km (0.04 R)
• M40: 28,481,939 km (0.118 R)
• M41: 31,465,219 km (0.086 R)
• M42: 31,667,625 km (0.087 R)
• M43: 32,277,386 km (0.11 R)
• M44: 34,859,445 km (0.063 R)
• M45: 35,594,270 km (0.116 R)
• M46: 35,699,587 km (0.113 R)
• M47: 36,016,435 km (0.073 R)
• M48: 36,759,189 km (0.048 R)
• M49: 37,079,179 km (0.119 R)
• M50: 37,936,674 km (0.11 R)
• M51: 39,780,617 km (0.086 R)
• M52: 41,764,434 km (0.072 R)
• M53: 47,789,788 km (0.117 R)
• M54: 48,372,172 km (0.096 R)
• M55: 51,199,572 km (0.076 R)
• M56: 51,437,732 km (0.096 R)
• M57: 51,676,041 km (0.075 R)
• M58: 52,633,318 km (0.098 R)
• M59: 54,080,229 km (0.109 R)
• M60: 54,322,727 km (0.107 R)
• M61: 54,808,621 km (0.119 R)
• M62: 55,662,525 km (0.1 R)
• M63: 57,630,485 km (0.088 R)
• M64: 57,754,352 km (0.12 R)
• M65: 60,122,487 km (0.116 R)
• M66: 60,373,661 km (0.097 R)
• M67: 62,014,451 km (0.088 R)
• M68: 65,210,909 km (0.09 R)
• M69: 65,985,975 km (0.077 R)
• M70: 71,496,263 km (0.08 R)
• M71: 72,161,974 km (0.041 R)
• M72: 73,633,867 km (0.108 R)
• M73: 74,440,798 km (0.09 R)
• M74: 75,521,493 km (0.076 R)
• M75: 77,151,960 km (0.116 R)
• M76: 78,519,584 km (0.073 R)
• M77: 80,171,294 km (0.066 R)
• M78: 80,863,035 km (0.101 R)
• M79: 83,508,972 km (0.111 R)
• M80: 85,053,869 km (0.093 R)
• M81: 87,460,002 km (0.1 R)
• M82: 89,171,700 km (0.107 R)
• M83: 89,314,866 km (0.083 R)
• M84: 89,601,495 km (0.086 R)
• M85: 93,208,749 km (0.08 R)
• M86: 93,499,417 km (0.067 R)
• M87: 94,227,360 km (0.045 R)
• M88: 95,249,563 km (0.11 R)
• M89: 95,688,782 km (0.094 R)
• M90: 98,486,113 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.9

Radius: 4.8

Gravity: 37.5 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 15.19 AU - 25.25 AU

Year: 32722 Days

Day: 16.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 114,144,064 km

• M1: 141,370 km (0.112 R)
• M2: 173,833 km (0.102 R)
• M3: 712,684 km (0.091 R)
• M4: 743,651 km (0.064 R)
• M5: 1,076,955 km (0.116 R)
• M6: 1,531,284 km (0.079 R)
• M7: 1,906,774 km (0.104 R)
• M8: 2,787,756 km (0.096 R)
• M9: 3,088,747 km (0.08 R)
• M10: 3,347,552 km (0.114 R)
• M11: 4,625,417 km (0.114 R)
• M12: 5,593,315 km (0.093 R)
• M13: 6,164,330 km (0.118 R)
• M14: 8,483,246 km (0.057 R)
• M15: 9,433,492 km (0.055 R)
• M16: 10,340,354 km (0.099 R)
• M17: 11,671,775 km (0.107 R)
• M18: 13,389,458 km (0.074 R)
• M19: 16,065,315 km (0.107 R)
• M20: 17,784,195 km (0.102 R)
• M21: 18,153,402 km (0.12 R)
• M22: 18,246,153 km (0.091 R)
• M23: 18,899,447 km (0.098 R)
• M24: 19,750,808 km (0.096 R)
• M25: 21,982,360 km (0.032 R)
• M26: 23,986,672 km (0.061 R)
• M27: 24,088,399 km (0.103 R)
• M28: 26,362,885 km (0.049 R)
• M29: 27,738,736 km (0.071 R)
• M30: 29,681,863 km (0.097 R)
• M31: 30,119,736 km (0.115 R)
• M32: 32,115,970 km (0.082 R)
• M33: 33,811,812 km (0.093 R)
• M34: 33,925,805 km (0.053 R)
• M35: 35,073,819 km (0.119 R)
• M36: 35,420,737 km (0.05 R)
• M37: 35,652,613 km (0.09 R)
• M38: 37,289,812 km (0.108 R)
• M39: 37,525,579 km (0.077 R)
• M40: 37,643,761 km (0.105 R)
• M41: 37,998,906 km (0.085 R)
• M42: 38,117,537 km (0.099 R)
• M43: 38,236,318 km (0.107 R)
• M44: 38,474,179 km (0.072 R)
• M45: 40,273,692 km (0.101 R)
• M46: 40,515,741 km (0.112 R)
• M47: 43,333,267 km (0.05 R)
• M48: 44,828,348 km (0.072 R)
• M49: 45,456,211 km (0.113 R)
• M50: 45,582,022 km (0.114 R)
• M51: 46,213,475 km (0.119 R)
• M52: 47,357,151 km (0.079 R)
• M53: 49,025,616 km (0.056 R)
• M54: 54,813,857 km (0.049 R)
• M55: 58,744,840 km (0.089 R)
• M56: 59,707,353 km (0.118 R)
• M57: 61,091,282 km (0.112 R)
• M58: 62,485,684 km (0.081 R)
• M59: 63,608,715 km (0.1 R)
• M60: 65,021,967 km (0.1 R)
• M61: 66,159,958 km (0.118 R)
• M62: 66,588,406 km (0.09 R)
• M63: 68,023,199 km (0.081 R)
• M64: 69,033,733 km (0.056 R)
• M65: 71,069,311 km (0.098 R)
• M66: 71,361,775 km (0.047 R)
• M67: 72,388,465 km (0.104 R)
• M68: 73,567,595 km (0.068 R)
• M69: 74,011,452 km (0.085 R)
• M70: 75,945,154 km (0.098 R)
• M71: 77,895,312 km (0.08 R)
• M72: 78,649,884 km (0.109 R)
• M73: 79,103,614 km (0.11 R)
• M74: 80,166,058 km (0.118 R)
• M75: 85,237,426 km (0.068 R)
• M76: 87,107,100 km (0.079 R)
• M77: 87,576,688 km (0.117 R)
• M78: 88,832,861 km (0.111 R)
• M79: 90,569,842 km (0.107 R)
• M80: 93,756,726 km (0.098 R)
• M81: 95,847,655 km (0.093 R)
• M82: 98,279,518 km (0.062 R)
• M83: 100,075,740 km (0.075 R)
• M84: 102,707,615 km (0.052 R)
• M85: 103,038,226 km (0.115 R)
• M86: 103,369,137 km (0.081 R)
• M87: 103,700,346 km (0.116 R)
• M88: 105,362,229 km (0.036 R)
• M89: 105,862,484 km (0.051 R)
• M90: 106,530,588 km (0.088 R)
• M91: 107,703,436 km (0.095 R)
• M92: 107,871,285 km (0.115 R)
• M93: 108,543,727 km (0.085 R)
• M94: 110,738,777 km (0.096 R)
• M95: 111,756,641 km (0.107 R)
• M96: 112,948,337 km (0.107 R)
• M97: 114,144,073 km (0.061 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 18,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit