🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.95 AU - 1.29 AU

Year: 451 Days

Day: 36.1 Hours

Environment

Temp: -14 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 94,125,095 km

• M1: 49,367 km (0.087 R)
• M2: 155,283 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.22 AU - 1.86 AU

Year: 728 Days

Day: 13.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.41 AU - 2.49 AU

Year: 1460 Days

Day: 30.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,125,095 km

• M1: 762,800 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.34 AU - 3.34 AU

Year: 1823 Days

Day: 34.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.4

Radius: 12.1

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.11 AU - 6.15 AU

Year: 4425 Days

Day: 11.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 94,125,095 km

• M1: 152,739 km (0.115 R)
• M2: 315,652 km (0.068 R)
• M3: 415,732 km (0.08 R)
• M4: 700,118 km (0.077 R)
• M5: 831,615 km (0.108 R)
• M6: 1,212,341 km (0.081 R)
• M7: 1,981,573 km (0.072 R)
• M8: 2,125,487 km (0.075 R)
• M9: 2,256,385 km (0.088 R)
• M10: 2,561,116 km (0.09 R)
• M11: 2,736,145 km (0.088 R)
• M12: 3,153,972 km (0.112 R)
• M13: 3,285,169 km (0.083 R)
• M14: 3,650,786 km (0.088 R)
• M15: 3,888,497 km (0.063 R)
• M16: 3,989,027 km (0.089 R)
• M17: 4,610,756 km (0.117 R)
• M18: 4,738,812 km (0.064 R)
• M19: 4,889,756 km (0.079 R)
• M20: 4,976,672 km (0.115 R)
• M21: 5,064,187 km (0.119 R)
• M22: 5,218,572 km (0.077 R)
• M23: 5,396,893 km (0.043 R)
• M24: 5,600,047 km (0.086 R)
• M25: 5,967,309 km (0.101 R)
• M26: 6,107,034 km (0.05 R)
• M27: 6,485,217 km (0.119 R)
• M28: 6,846,646 km (0.083 R)
• M29: 7,438,754 km (0.038 R)
• M30: 7,740,942 km (0.046 R)
• M31: 8,047,318 km (0.118 R)
• M32: 8,124,511 km (0.092 R)
• M33: 8,488,183 km (0.115 R)
• M34: 9,043,640 km (0.11 R)
• M35: 9,775,024 km (0.084 R)
• M36: 10,023,057 km (0.115 R)
• M37: 10,497,432 km (0.117 R)
• M38: 11,150,726 km (0.091 R)
• M39: 11,583,962 km (0.102 R)
• M40: 12,706,245 km (0.079 R)
• M41: 12,856,441 km (0.085 R)
• M42: 13,007,236 km (0.104 R)
• M43: 13,432,842 km (0.101 R)
• M44: 13,955,686 km (0.065 R)
• M45: 14,110,670 km (0.089 R)
• M46: 14,422,581 km (0.1 R)
• M47: 14,831,282 km (0.057 R)
• M48: 15,435,658 km (0.048 R)
• M49: 15,886,247 km (0.112 R)
• M50: 16,080,574 km (0.093 R)
• M51: 16,373,637 km (0.12 R)
• M52: 16,701,405 km (0.058 R)
• M53: 16,998,208 km (0.067 R)
• M54: 17,396,736 km (0.115 R)
• M55: 17,597,198 km (0.05 R)
• M56: 18,101,492 km (0.113 R)
• M57: 18,440,481 km (0.112 R)
• M58: 18,815,672 km (0.115 R)
• M59: 18,918,446 km (0.093 R)
• M60: 19,124,592 km (0.109 R)
• M61: 19,227,964 km (0.063 R)
• M62: 19,469,714 km (0.115 R)
• M63: 19,677,805 km (0.055 R)
• M64: 20,271,559 km (0.088 R)
• M65: 20,588,257 km (0.072 R)
• M66: 20,906,452 km (0.103 R)
• M67: 21,012,966 km (0.038 R)
• M68: 21,119,629 km (0.052 R)
• M69: 22,051,474 km (0.068 R)
• M70: 22,595,262 km (0.077 R)
• M71: 22,777,473 km (0.057 R)
• M72: 23,106,738 km (0.032 R)
• M73: 23,548,201 km (0.108 R)
• M74: 24,252,956 km (0.092 R)
• M75: 25,190,636 km (0.116 R)
• M76: 25,304,031 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.5

Radius: 13

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.83 AU - 11.63 AU

Year: 14331 Days

Day: 14.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 94,125,095 km

• M1: 164,707 km (0.097 R)
• M2: 279,898 km (0.057 R)
• M3: 422,614 km (0.081 R)
• M4: 575,054 km (0.097 R)
• M5: 659,577 km (0.101 R)
• M6: 789,129 km (0.104 R)
• M7: 1,448,706 km (0.057 R)
• M8: 1,823,598 km (0.042 R)
• M9: 2,857,768 km (0.096 R)
• M10: 3,260,635 km (0.055 R)
• M11: 4,021,490 km (0.079 R)
• M12: 4,295,703 km (0.081 R)
• M13: 4,550,318 km (0.108 R)
• M14: 4,888,858 km (0.111 R)
• M15: 5,590,472 km (0.075 R)
• M16: 5,756,975 km (0.084 R)
• M17: 5,953,247 km (0.089 R)
• M18: 6,468,313 km (0.113 R)
• M19: 6,790,098 km (0.091 R)
• M20: 7,177,407 km (0.118 R)
• M21: 7,388,938 km (0.067 R)
• M22: 8,035,949 km (0.048 R)
• M23: 8,637,033 km (0.047 R)
• M24: 10,492,047 km (0.09 R)
• M25: 10,594,820 km (0.079 R)
• M26: 11,078,919 km (0.102 R)
• M27: 11,712,167 km (0.093 R)
• M28: 12,140,765 km (0.117 R)
• M29: 12,357,083 km (0.069 R)
• M30: 14,398,496 km (0.081 R)
• M31: 15,050,443 km (0.077 R)
• M32: 15,438,500 km (0.063 R)
• M33: 15,751,459 km (0.086 R)
• M34: 16,026,869 km (0.117 R)
• M35: 16,184,994 km (0.097 R)
• M36: 17,387,461 km (0.096 R)
• M37: 17,509,234 km (0.1 R)
• M38: 17,712,986 km (0.069 R)
• M39: 18,618,502 km (0.107 R)
• M40: 19,035,132 km (0.085 R)
• M41: 19,160,794 km (0.059 R)
• M42: 21,468,192 km (0.056 R)
• M43: 21,817,503 km (0.104 R)
• M44: 22,610,222 km (0.096 R)
• M45: 22,832,225 km (0.119 R)
• M46: 23,099,407 km (0.12 R)
• M47: 24,724,489 km (0.071 R)
• M48: 25,782,146 km (0.081 R)
• M49: 29,428,744 km (0.059 R)
• M50: 30,011,577 km (0.1 R)
• M51: 30,892,858 km (0.065 R)
• M52: 33,891,398 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664

Radius: 3

Gravity: 73.78 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 14.37 AU - 20.69 AU

Year: 27949 Days

Day: 20.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 94,125,095 km

• M1: 70,610 km (0.089 R)
• M2: 160,967 km (0.072 R)
• M3: 344,374 km (0.06 R)
• M4: 707,000 km (0.114 R)
• M5: 2,410,171 km (0.073 R)
• M6: 2,662,842 km (0.113 R)
• M7: 2,705,777 km (0.094 R)
• M8: 2,748,861 km (0.088 R)
• M9: 2,923,741 km (0.091 R)
• M10: 3,851,098 km (0.059 R)
• M11: 4,245,438 km (0.08 R)
• M12: 6,229,106 km (0.111 R)
• M13: 6,343,399 km (0.114 R)
• M14: 7,403,000 km (0.118 R)
• M15: 7,768,169 km (0.062 R)
• M16: 9,156,586 km (0.094 R)
• M17: 9,482,560 km (0.07 R)
• M18: 11,868,945 km (0.092 R)
• M19: 12,439,063 km (0.055 R)
• M20: 13,237,467 km (0.086 R)
• M21: 13,531,875 km (0.087 R)
• M22: 14,579,210 km (0.039 R)
• M23: 16,671,336 km (0.115 R)
• M24: 18,035,968 km (0.07 R)
• M25: 18,772,738 km (0.039 R)
• M26: 20,785,128 km (0.04 R)
• M27: 23,129,327 km (0.103 R)
• M28: 23,750,607 km (0.058 R)
• M29: 24,197,755 km (0.1 R)
• M30: 24,557,538 km (0.058 R)
• M31: 24,828,459 km (0.048 R)
• M32: 26,567,235 km (0.106 R)
• M33: 27,404,535 km (0.114 R)
• M34: 28,818,983 km (0.107 R)
• M35: 31,033,629 km (0.085 R)
• M36: 32,210,666 km (0.083 R)
• M37: 32,309,400 km (0.066 R)
• M38: 33,702,306 km (0.119 R)
• M39: 34,406,164 km (0.116 R)
• M40: 34,810,527 km (0.115 R)
• M41: 34,911,805 km (0.099 R)
• M42: 35,930,417 km (0.057 R)
• M43: 36,546,311 km (0.086 R)
• M44: 36,649,384 km (0.086 R)
• M45: 37,372,989 km (0.071 R)
• M46: 38,729,243 km (0.081 R)
• M47: 39,571,928 km (0.068 R)
• M48: 39,677,694 km (0.089 R)
• M49: 40,420,597 km (0.089 R)
• M50: 40,954,063 km (0.095 R)
• M51: 41,061,025 km (0.045 R)
• M52: 41,920,166 km (0.107 R)
• M53: 43,656,099 km (0.047 R)
• M54: 44,203,328 km (0.065 R)
• M55: 45,304,668 km (0.072 R)
• M56: 47,422,076 km (0.079 R)
• M57: 48,889,332 km (0.068 R)
• M58: 50,485,841 km (0.084 R)
• M59: 50,830,215 km (0.083 R)
• M60: 52,099,553 km (0.107 R)
• M61: 56,207,062 km (0.094 R)
• M62: 58,119,072 km (0.059 R)
• M63: 59,688,354 km (0.108 R)
• M64: 61,516,140 km (0.11 R)
• M65: 62,498,550 km (0.093 R)
• M66: 62,991,624 km (0.1 R)
• M67: 63,238,610 km (0.101 R)
• M68: 64,852,323 km (0.034 R)
• M69: 68,246,549 km (0.097 R)
• M70: 71,440,613 km (0.064 R)
• M71: 71,698,220 km (0.063 R)
• M72: 73,250,448 km (0.067 R)
• M73: 73,640,150 km (0.051 R)
• M74: 75,993,325 km (0.103 R)
• M75: 76,124,672 km (0.083 R)
• M76: 76,387,814 km (0.085 R)
• M77: 77,972,953 km (0.097 R)
• M78: 79,435,422 km (0.11 R)
• M79: 80,103,227 km (0.102 R)
• M80: 83,334,391 km (0.114 R)
• M81: 85,102,189 km (0.113 R)
• M82: 86,196,348 km (0.115 R)
• M83: 86,470,561 km (0.118 R)
• M84: 89,090,319 km (0.073 R)
• M85: 89,367,674 km (0.096 R)
• M86: 89,506,351 km (0.106 R)
• M87: 89,645,178 km (0.078 R)
• M88: 89,923,130 km (0.052 R)
• M89: 90,340,359 km (0.054 R)
• M90: 90,758,335 km (0.093 R)
• M91: 91,316,635 km (0.098 R)
• M92: 91,456,359 km (0.109 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 10,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit