🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.54 AU - 0.56 AU

Year: 268 Days

Day: 37.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.5

Radius: 11.4

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.63 AU - 0.75 AU

Year: 376 Days

Day: 6.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 43,340,550 km

• M1: 145,708 km (0.094 R)
• M2: 220,058 km (0.115 R)
• M3: 291,865 km (0.093 R)
• M4: 374,743 km (0.089 R)
• M5: 524,939 km (0.051 R)
• M6: 605,423 km (0.104 R)
• M7: 713,731 km (0.081 R)
• M8: 812,915 km (0.036 R)
• M9: 913,145 km (0.096 R)
• M10: 986,748 km (0.08 R)
• M11: 1,145,471 km (0.111 R)
• M12: 1,225,655 km (0.047 R)
• M13: 1,312,871 km (0.111 R)
• M14: 1,447,808 km (0.105 R)
• M15: 1,571,825 km (0.08 R)
• M16: 1,732,044 km (0.11 R)
• M17: 1,825,393 km (0.091 R)
• M18: 1,914,703 km (0.103 R)
• M19: 1,999,974 km (0.075 R)
• M20: 2,138,950 km (0.115 R)
• M21: 2,221,528 km (0.08 R)
• M22: 2,359,757 km (0.082 R)
• M23: 2,494,694 km (0.115 R)
• M24: 2,569,343 km (0.056 R)
• M25: 2,830,392 km (0.035 R)
• M26: 2,974,006 km (0.109 R)
• M27: 3,180,600 km (0.065 R)
• M28: 3,282,327 km (0.093 R)
• M29: 3,412,776 km (0.07 R)
• M30: 3,502,984 km (0.103 R)
• M31: 3,828,808 km (0.117 R)
• M32: 4,194,126 km (0.109 R)
• M33: 4,336,094 km (0.05 R)
• M34: 4,456,670 km (0.093 R)
• M35: 4,716,970 km (0.117 R)
• M36: 4,825,579 km (0.079 R)
• M37: 4,903,669 km (0.081 R)
• M38: 5,116,696 km (0.108 R)
• M39: 5,340,794 km (0.04 R)
• M40: 5,462,267 km (0.109 R)
• M41: 5,535,570 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779

Radius: 12.9

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.73 AU - 0.83 AU

Year: 452 Days

Day: 14.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 43,340,550 km

• M1: 160,967 km (0.08 R)
• M2: 260,599 km (0.06 R)
• M3: 373,995 km (0.109 R)
• M4: 457,171 km (0.079 R)
• M5: 549,024 km (0.079 R)
• M6: 680,970 km (0.112 R)
• M7: 764,445 km (0.095 R)
• M8: 856,298 km (0.098 R)
• M9: 994,975 km (0.077 R)
• M10: 1,207,704 km (0.074 R)
• M11: 1,397,843 km (0.105 R)
• M12: 1,552,975 km (0.095 R)
• M13: 1,661,584 km (0.11 R)
• M14: 1,874,761 km (0.065 R)
• M15: 2,015,682 km (0.078 R)
• M16: 2,361,103 km (0.063 R)
• M17: 2,493,946 km (0.109 R)
• M18: 2,670,472 km (0.065 R)
• M19: 2,767,261 km (0.083 R)
• M20: 3,050,450 km (0.072 R)
• M21: 3,283,823 km (0.101 R)
• M22: 3,462,892 km (0.034 R)
• M23: 3,614,584 km (0.07 R)
• M24: 4,091,053 km (0.096 R)
• M25: 4,179,166 km (0.11 R)
• M26: 4,259,799 km (0.12 R)
• M27: 4,389,950 km (0.025 R)
• M28: 4,529,674 km (0.117 R)
• M29: 4,746,292 km (0.117 R)
• M30: 4,872,851 km (0.118 R)
• M31: 5,000,608 km (0.116 R)
• M32: 5,138,088 km (0.055 R)
• M33: 5,233,382 km (0.1 R)
• M34: 5,407,963 km (0.049 R)
• M35: 5,496,076 km (0.115 R)
• M36: 5,655,996 km (0.116 R)
• M37: 6,016,677 km (0.081 R)
• M38: 6,126,332 km (0.112 R)

Asteroid Belt

Center: 1.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.2

Radius: 13.4

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.42 AU - 3.2 AU

Year: 3090 Days

Day: 7.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 43,340,550 km

• M1: 199,414 km (0.108 R)
• M2: 283,488 km (0.084 R)
• M3: 490,232 km (0.102 R)
• M4: 593,604 km (0.081 R)
• M5: 791,522 km (0.098 R)
• M6: 974,630 km (0.054 R)
• M7: 1,121,984 km (0.061 R)
• M8: 1,235,080 km (0.084 R)
• M9: 1,341,594 km (0.068 R)
• M10: 1,541,456 km (0.098 R)
• M11: 1,787,545 km (0.062 R)
• M12: 2,385,039 km (0.085 R)
• M13: 2,699,344 km (0.105 R)
• M14: 2,826,053 km (0.076 R)
• M15: 3,535,895 km (0.098 R)
• M16: 3,753,111 km (0.074 R)
• M17: 3,895,229 km (0.092 R)
• M18: 4,071,456 km (0.093 R)
• M19: 4,548,523 km (0.036 R)
• M20: 4,785,337 km (0.041 R)
• M21: 5,271,231 km (0.085 R)
• M22: 5,359,793 km (0.083 R)
• M23: 5,448,803 km (0.039 R)
• M24: 5,718,678 km (0.071 R)
• M25: 5,827,884 km (0.026 R)
• M26: 6,122,592 km (0.068 R)
• M27: 6,253,041 km (0.107 R)
• M28: 6,441,086 km (0.112 R)
• M29: 6,842,158 km (0.08 R)
• M30: 7,055,484 km (0.039 R)
• M31: 8,257,802 km (0.094 R)
• M32: 8,756,412 km (0.074 R)
• M33: 8,903,766 km (0.086 R)
• M34: 9,051,868 km (0.093 R)
• M35: 9,479,718 km (0.068 R)
• M36: 9,717,878 km (0.05 R)
• M37: 10,111,918 km (0.101 R)
• M38: 10,244,313 km (0.081 R)
• M39: 10,399,745 km (0.085 R)
• M40: 10,667,824 km (0.104 R)
• M41: 10,802,761 km (0.057 R)
• M42: 11,188,126 km (0.034 R)
• M43: 12,206,438 km (0.091 R)
• M44: 12,989,733 km (0.099 R)
• M45: 13,133,945 km (0.084 R)
• M46: 13,838,252 km (0.076 R)
• M47: 14,256,827 km (0.083 R)
• M48: 14,356,010 km (0.03 R)
• M49: 14,804,804 km (0.102 R)
• M50: 15,690,872 km (0.089 R)
• M51: 16,386,053 km (0.095 R)
• M52: 16,515,904 km (0.114 R)
• M53: 16,907,551 km (0.074 R)
• M54: 17,381,627 km (0.093 R)
• M55: 17,726,749 km (0.051 R)
• M56: 17,833,413 km (0.082 R)
• M57: 18,020,560 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.9

Radius: 9.5

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.17 AU - 5.71 AU

Year: 8324 Days

Day: 11.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 43,340,550 km

• M1: 161,416 km (0.078 R)
• M2: 222,452 km (0.058 R)
• M3: 544,536 km (0.113 R)
• M4: 645,515 km (0.11 R)
• M5: 1,059,751 km (0.049 R)
• M6: 1,133,054 km (0.117 R)
• M7: 1,227,301 km (0.079 R)
• M8: 1,403,826 km (0.117 R)
• M9: 2,005,509 km (0.108 R)
• M10: 2,214,647 km (0.04 R)
• M11: 2,430,965 km (0.092 R)
• M12: 3,364,007 km (0.098 R)
• M13: 3,697,760 km (0.095 R)
• M14: 3,782,881 km (0.096 R)
• M15: 3,926,196 km (0.09 R)
• M16: 4,639,180 km (0.093 R)
• M17: 4,885,717 km (0.081 R)
• M18: 5,010,631 km (0.072 R)
• M19: 5,782,406 km (0.105 R)
• M20: 5,981,072 km (0.108 R)
• M21: 6,081,303 km (0.099 R)
• M22: 6,419,394 km (0.117 R)
• M23: 7,043,517 km (0.075 R)
• M24: 7,542,276 km (0.109 R)
• M25: 8,052,554 km (0.076 R)
• M26: 8,200,357 km (0.049 R)
• M27: 9,221,811 km (0.051 R)
• M28: 9,493,182 km (0.097 R)
• M29: 9,964,415 km (0.109 R)
• M30: 10,929,920 km (0.104 R)
• M31: 11,299,576 km (0.048 R)
• M32: 11,506,769 km (0.059 R)
• M33: 11,757,046 km (0.096 R)
• M34: 12,220,650 km (0.079 R)
• M35: 12,305,622 km (0.025 R)
• M36: 13,823,442 km (0.115 R)
• M37: 14,223,317 km (0.065 R)
• M38: 14,446,966 km (0.069 R)
• M39: 14,807,496 km (0.09 R)
• M40: 15,262,274 km (0.065 R)
• M41: 15,353,678 km (0.071 R)
• M42: 15,629,387 km (0.045 R)
• M43: 15,767,765 km (0.102 R)
• M44: 15,952,967 km (0.086 R)
• M45: 16,185,442 km (0.059 R)
• M46: 16,606,860 km (0.099 R)
• M47: 16,795,353 km (0.074 R)
• M48: 17,412,743 km (0.119 R)
• M49: 18,037,464 km (0.097 R)
• M50: 18,134,254 km (0.111 R)
• M51: 18,279,663 km (0.111 R)
• M52: 18,425,521 km (0.106 R)
• M53: 19,308,896 km (0.094 R)
• M54: 19,407,930 km (0.092 R)
• M55: 19,705,929 km (0.113 R)
• M56: 20,862,470 km (0.1 R)
• M57: 21,116,787 km (0.089 R)
• M58: 22,092,614 km (0.074 R)
• M59: 22,196,135 km (0.088 R)
• M60: 22,664,227 km (0.109 R)
• M61: 22,978,083 km (0.101 R)
• M62: 23,346,094 km (0.079 R)
• M63: 24,891,440 km (0.114 R)
• M64: 25,053,155 km (0.043 R)
• M65: 25,215,170 km (0.081 R)
• M66: 25,540,396 km (0.106 R)
• M67: 25,867,117 km (0.074 R)
• M68: 27,242,819 km (0.101 R)
• M69: 27,743,972 km (0.105 R)
• M70: 28,135,769 km (0.07 R)
• M71: 29,950,391 km (0.1 R)
• M72: 30,122,429 km (0.056 R)
• M73: 30,756,125 km (0.115 R)
• M74: 31,277,773 km (0.033 R)
• M75: 31,627,234 km (0.105 R)
• M76: 32,212,610 km (0.076 R)
• M77: 32,388,837 km (0.119 R)
• M78: 33,037,942 km (0.098 R)
• M79: 33,572,305 km (0.114 R)
• M80: 33,691,385 km (0.105 R)
• M81: 34,890,412 km (0.091 R)
• M82: 36,164,388 km (0.066 R)
• M83: 36,776,393 km (0.08 R)
• M84: 37,083,667 km (0.072 R)
• M85: 39,195,540 km (0.049 R)
• M86: 39,509,546 km (0.08 R)
• M87: 40,076,522 km (0.105 R)
• M88: 41,410,187 km (0.094 R)
• M89: 41,601,971 km (0.109 R)
• M90: 43,210,896 km (0.075 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 16,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit