🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.45 AU - 0.59 AU

Year: 242 Days

Day: 41.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.47 AU - 0.67 AU

Year: 278 Days

Day: 12.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.7

Radius: 13.9

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.65 AU - 0.75 AU

Year: 378 Days

Day: 6.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 17,500,496 km

• M1: 175,478 km (0.097 R)
• M2: 326,273 km (0.089 R)
• M3: 431,141 km (0.093 R)
• M4: 574,157 km (0.114 R)
• M5: 666,459 km (0.063 R)
• M6: 756,666 km (0.119 R)
• M7: 1,042,398 km (0.111 R)
• M8: 1,213,538 km (0.118 R)
• M9: 1,348,475 km (0.082 R)
• M10: 1,472,791 km (0.095 R)
• M11: 1,568,833 km (0.109 R)
• M12: 1,689,259 km (0.063 R)
• M13: 1,858,604 km (0.055 R)
• M14: 2,051,735 km (0.037 R)
• M15: 2,147,926 km (0.041 R)
• M16: 2,301,264 km (0.098 R)
• M17: 2,509,504 km (0.117 R)
• M18: 2,651,921 km (0.106 R)
• M19: 2,870,634 km (0.12 R)
• M20: 2,999,437 km (0.111 R)
• M21: 3,130,186 km (0.096 R)
• M22: 3,305,066 km (0.038 R)
• M23: 3,425,941 km (0.053 R)
• M24: 3,526,620 km (0.091 R)
• M25: 3,701,650 km (0.114 R)
• M26: 3,909,441 km (0.061 R)
• M27: 4,014,908 km (0.101 R)
• M28: 4,151,790 km (0.087 R)
• M29: 4,274,759 km (0.108 R)
• M30: 4,430,341 km (0.033 R)
• M31: 4,516,809 km (0.097 R)
• M32: 4,731,182 km (0.119 R)
• M33: 4,924,762 km (0.088 R)
• M34: 5,063,439 km (0.078 R)
• M35: 5,353,061 km (0.107 R)
• M36: 5,521,059 km (0.096 R)
• M37: 5,759,219 km (0.083 R)
• M38: 5,853,765 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.5

Radius: 8.1

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.62 AU - 0.92 AU

Year: 436 Days

Day: 8.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 17,500,496 km

• M1: 122,221 km (0.103 R)
• M2: 201,060 km (0.12 R)
• M3: 309,368 km (0.106 R)
• M4: 409,300 km (0.08 R)
• M5: 480,508 km (0.086 R)
• M6: 600,037 km (0.114 R)
• M7: 671,395 km (0.11 R)
• M8: 721,959 km (0.111 R)
• M9: 786,286 km (0.119 R)
• M10: 844,181 km (0.083 R)
• M11: 916,586 km (0.105 R)
• M12: 1,013,526 km (0.087 R)
• M13: 1,385,127 km (0.078 R)
• M14: 1,451,099 km (0.071 R)
• M15: 1,549,385 km (0.082 R)
• M16: 1,644,679 km (0.031 R)
• M17: 1,703,920 km (0.113 R)
• M18: 1,758,373 km (0.11 R)
• M19: 2,010,745 km (0.086 R)
• M20: 2,085,843 km (0.111 R)
• M21: 2,173,807 km (0.11 R)
• M22: 2,383,692 km (0.103 R)
• M23: 2,512,795 km (0.102 R)
• M24: 2,676,007 km (0.081 R)
• M25: 2,784,615 km (0.111 R)
• M26: 2,855,674 km (0.098 R)
• M27: 3,026,066 km (0.101 R)
• M28: 3,125,848 km (0.059 R)
• M29: 3,267,517 km (0.064 R)
• M30: 3,335,584 km (0.085 R)
• M31: 3,397,517 km (0.115 R)
• M32: 3,487,426 km (0.064 R)
• M33: 3,543,076 km (0.027 R)
• M34: 3,599,175 km (0.083 R)
• M35: 3,662,605 km (0.054 R)
• M36: 3,747,726 km (0.093 R)
• M37: 3,826,414 km (0.113 R)
• M38: 3,977,957 km (0.108 R)
• M39: 4,139,074 km (0.063 R)
• M40: 4,227,785 km (0.084 R)
• M41: 4,407,303 km (0.115 R)
• M42: 4,513,069 km (0.065 R)
• M43: 4,573,955 km (0.064 R)
• M44: 4,704,105 km (0.101 R)
• M45: 4,765,889 km (0.058 R)
• M46: 4,820,193 km (0.113 R)
• M47: 4,944,808 km (0.113 R)
• M48: 5,357,698 km (0.086 R)
• M49: 5,519,413 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.1

Radius: 9.7

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.14 AU - 1.7 AU

Year: 1093 Days

Day: 11.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 17,500,496 km

• M1: 123,568 km (0.086 R)
• M2: 185,352 km (0.116 R)
• M3: 257,159 km (0.111 R)
• M4: 393,891 km (0.11 R)
• M5: 512,522 km (0.115 R)
• M6: 657,183 km (0.063 R)
• M7: 837,150 km (0.1 R)
• M8: 908,059 km (0.101 R)
• M9: 1,048,681 km (0.119 R)
• M10: 1,141,581 km (0.114 R)
• M11: 1,212,940 km (0.114 R)
• M12: 1,343,987 km (0.074 R)
• M13: 1,488,499 km (0.041 R)
• M14: 1,821,055 km (0.06 R)
• M15: 1,886,579 km (0.079 R)
• M16: 1,991,297 km (0.091 R)
• M17: 2,088,237 km (0.074 R)
• M18: 2,226,615 km (0.108 R)
• M19: 2,491,852 km (0.078 R)
• M20: 2,554,533 km (0.073 R)
• M21: 2,702,785 km (0.057 R)
• M22: 2,788,953 km (0.073 R)
• M23: 3,019,334 km (0.074 R)
• M24: 3,313,144 km (0.064 R)
• M25: 3,405,446 km (0.109 R)
• M26: 3,486,977 km (0.09 R)
• M27: 3,628,197 km (0.08 R)
• M28: 4,001,893 km (0.117 R)
• M29: 4,324,874 km (0.048 R)
• M30: 4,760,055 km (0.09 R)
• M31: 4,890,654 km (0.033 R)
• M32: 4,982,955 km (0.057 R)
• M33: 5,452,543 km (0.109 R)
• M34: 5,548,286 km (0.112 R)
• M35: 5,992,741 km (0.092 R)
• M36: 6,176,597 km (0.072 R)
• M37: 6,535,333 km (0.1 R)
• M38: 6,608,037 km (0.082 R)
• M39: 6,768,705 km (0.094 R)
• M40: 6,856,818 km (0.12 R)
• M41: 7,258,489 km (0.057 R)
• M42: 7,621,862 km (0.109 R)
• M43: 7,867,352 km (0.093 R)
• M44: 7,975,661 km (0.062 R)
• M45: 8,053,302 km (0.102 R)
• M46: 8,209,333 km (0.074 R)
• M47: 8,429,541 km (0.104 R)
• M48: 8,731,429 km (0.094 R)
• M49: 9,166,610 km (0.118 R)
• M50: 9,231,685 km (0.049 R)
• M51: 9,297,059 km (0.108 R)
• M52: 9,559,454 km (0.092 R)
• M53: 9,890,962 km (0.109 R)
• M54: 10,058,213 km (0.053 R)
• M55: 10,226,361 km (0.05 R)
• M56: 10,293,829 km (0.05 R)
• M57: 10,429,365 km (0.111 R)
• M58: 10,599,608 km (0.119 R)
• M59: 11,905,298 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.3

Radius: 11.7

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.71 AU - 2.15 AU

Year: 1731 Days

Day: 14.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 17,500,496 km

• M1: 146,008 km (0.037 R)
• M2: 257,907 km (0.117 R)
• M3: 341,233 km (0.069 R)
• M4: 414,536 km (0.117 R)
• M5: 1,080,545 km (0.108 R)
• M6: 1,218,624 km (0.118 R)
• M7: 1,294,770 km (0.112 R)
• M8: 1,432,100 km (0.087 R)
• M9: 1,554,023 km (0.052 R)
• M10: 1,647,821 km (0.04 R)
• M11: 1,874,312 km (0.092 R)
• M12: 1,996,982 km (0.057 R)
• M13: 2,134,163 km (0.044 R)
• M14: 2,490,954 km (0.073 R)
• M15: 2,726,870 km (0.097 R)
• M16: 2,841,163 km (0.075 R)
• M17: 2,944,086 km (0.114 R)
• M18: 3,127,493 km (0.069 R)
• M19: 3,301,176 km (0.116 R)
• M20: 3,464,387 km (0.097 R)
• M21: 3,714,216 km (0.111 R)
• M22: 3,869,947 km (0.116 R)
• M23: 4,114,839 km (0.114 R)
• M24: 4,350,007 km (0.098 R)
• M25: 4,439,317 km (0.115 R)
• M26: 5,192,093 km (0.061 R)
• M27: 5,591,370 km (0.097 R)
• M28: 5,705,064 km (0.081 R)
• M29: 5,835,813 km (0.067 R)
• M30: 5,918,092 km (0.031 R)
• M31: 6,050,486 km (0.03 R)
• M32: 6,217,437 km (0.114 R)
• M33: 6,419,843 km (0.115 R)
• M34: 6,675,955 km (0.049 R)
• M35: 6,935,357 km (0.101 R)
• M36: 7,145,393 km (0.113 R)
• M37: 7,410,929 km (0.12 R)
• M38: 7,679,607 km (0.051 R)
• M39: 7,824,268 km (0.097 R)
• M40: 7,933,325 km (0.112 R)
• M41: 8,374,788 km (0.069 R)
• M42: 8,561,187 km (0.084 R)
• M43: 8,805,480 km (0.102 R)
• M44: 8,956,873 km (0.082 R)
• M45: 9,052,018 km (0.099 R)
• M46: 9,629,914 km (0.117 R)
• M47: 9,766,347 km (0.082 R)
• M48: 10,160,089 km (0.088 R)
• M49: 10,299,215 km (0.034 R)
• M50: 10,579,113 km (0.081 R)
• M51: 11,187,677 km (0.115 R)
• M52: 11,269,656 km (0.094 R)
• M53: 11,413,570 km (0.115 R)
• M54: 11,496,148 km (0.066 R)
• M55: 11,870,142 km (0.086 R)
• M56: 11,995,655 km (0.049 R)
• M57: 12,353,792 km (0.112 R)
• M58: 12,694,127 km (0.098 R)
• M59: 12,779,697 km (0.045 R)
• M60: 12,972,828 km (0.098 R)
• M61: 13,449,297 km (0.091 R)
• M62: 13,536,513 km (0.112 R)
• M63: 13,865,329 km (0.063 R)
• M64: 13,975,583 km (0.106 R)
• M65: 14,152,407 km (0.113 R)
• M66: 14,374,710 km (0.061 R)
• M67: 14,553,330 km (0.088 R)
• M68: 15,184,184 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.2

Radius: 15

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.59 AU - 2.97 AU

Year: 2993 Days

Day: 12.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 17,500,496 km

• M1: 187,147 km (0.105 R)
• M2: 309,817 km (0.072 R)
• M3: 403,765 km (0.084 R)
• M4: 709,543 km (0.058 R)
• M5: 879,486 km (0.064 R)
• M6: 1,410,858 km (0.081 R)
• M7: 1,597,855 km (0.05 R)
• M8: 2,022,114 km (0.1 R)
• M9: 2,442,335 km (0.058 R)
• M10: 2,834,730 km (0.105 R)
• M11: 3,117,320 km (0.09 R)
• M12: 3,453,916 km (0.081 R)
• M13: 4,004,585 km (0.111 R)
• M14: 4,162,561 km (0.07 R)
• M15: 4,258,303 km (0.117 R)
• M16: 4,354,944 km (0.098 R)
• M17: 4,682,114 km (0.094 R)
• M18: 4,865,671 km (0.091 R)
• M19: 5,051,471 km (0.082 R)
• M20: 5,205,408 km (0.112 R)
• M21: 5,517,917 km (0.099 R)
• M22: 5,765,352 km (0.093 R)
• M23: 6,216,390 km (0.064 R)
• M24: 6,585,448 km (0.081 R)
• M25: 6,697,646 km (0.06 R)
• M26: 7,268,063 km (0.055 R)
• M27: 7,500,538 km (0.08 R)
• M28: 7,617,823 km (0.115 R)
• M29: 8,213,222 km (0.087 R)
• M30: 8,618,633 km (0.061 R)
• M31: 8,741,452 km (0.12 R)
• M32: 8,906,309 km (0.093 R)
• M33: 9,030,475 km (0.071 R)
• M34: 9,427,957 km (0.111 R)
• M35: 9,895,151 km (0.054 R)
• M36: 10,501,023 km (0.081 R)
• M37: 10,720,333 km (0.112 R)
• M38: 11,096,572 km (0.088 R)
• M39: 11,297,631 km (0.114 R)
• M40: 11,567,506 km (0.094 R)
• M41: 12,090,799 km (0.06 R)
• M42: 12,205,541 km (0.117 R)
• M43: 12,738,408 km (0.097 R)
• M44: 13,326,178 km (0.1 R)
• M45: 13,970,945 km (0.092 R)
• M46: 14,188,012 km (0.115 R)
• M47: 14,895,610 km (0.09 R)
• M48: 15,390,330 km (0.088 R)
• M49: 15,489,812 km (0.107 R)
• M50: 15,789,906 km (0.042 R)
• M51: 15,965,833 km (0.118 R)
• M52: 16,193,072 km (0.053 R)
• M53: 16,319,632 km (0.074 R)
• M54: 16,548,516 km (0.072 R)
• M55: 16,983,697 km (0.086 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: 254 - 20,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit