🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.77 AU - 0.91 AU

Year: 351 Days

Day: 46 Hours

Environment

Temp: -53 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.94 AU - 1.46 AU

Year: 600 Days

Day: 44 Hours

Environment

Temp: -85 °C

Axial Tilt: 78.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.44 AU - 2.2 AU

Year: 1121 Days

Day: 36.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,538,237 km

• M1: 429,795 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.51 AU - 2.27 AU

Year: 1186 Days

Day: 12.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.53 AU - 2.45 AU

Year: 1282 Days

Day: 24.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.9

Radius: 12.9

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.31 AU - 2.31 AU

Year: 1603 Days

Day: 9.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 46,538,237 km

• M1: 187,446 km (0.113 R)
• M2: 296,653 km (0.096 R)
• M3: 385,215 km (0.095 R)
• M4: 618,886 km (0.077 R)
• M5: 848,519 km (0.108 R)
• M6: 1,227,451 km (0.048 R)
• M7: 1,336,507 km (0.07 R)
• M8: 1,727,257 km (0.113 R)
• M9: 1,823,897 km (0.096 R)
• M10: 1,967,960 km (0.098 R)
• M11: 2,050,837 km (0.105 R)
• M12: 2,134,762 km (0.105 R)
• M13: 2,374,417 km (0.059 R)
• M14: 2,653,417 km (0.085 R)
• M15: 2,735,247 km (0.119 R)
• M16: 2,964,431 km (0.111 R)
• M17: 3,092,188 km (0.09 R)
• M18: 3,200,198 km (0.081 R)
• M19: 3,497,897 km (0.037 R)
• M20: 3,816,391 km (0.096 R)
• M21: 4,002,641 km (0.107 R)
• M22: 4,132,492 km (0.108 R)
• M23: 4,311,859 km (0.119 R)
• M24: 4,396,382 km (0.106 R)
• M25: 4,591,907 km (0.112 R)
• M26: 4,752,874 km (0.079 R)
• M27: 4,953,634 km (0.09 R)
• M28: 5,080,643 km (0.059 R)
• M29: 5,467,952 km (0.097 R)
• M30: 5,851,521 km (0.083 R)
• M31: 5,972,246 km (0.081 R)
• M32: 6,080,405 km (0.06 R)
• M33: 6,189,163 km (0.096 R)
• M34: 6,436,448 km (0.047 R)
• M35: 6,561,213 km (0.058 R)
• M36: 6,686,875 km (0.101 R)
• M37: 6,841,559 km (0.106 R)
• M38: 6,926,381 km (0.12 R)
• M39: 7,168,730 km (0.107 R)
• M40: 7,676,764 km (0.064 R)
• M41: 7,957,410 km (0.117 R)
• M42: 8,166,249 km (0.101 R)
• M43: 8,422,510 km (0.105 R)
• M44: 9,175,885 km (0.106 R)
• M45: 9,300,948 km (0.038 R)
• M46: 9,410,903 km (0.115 R)
• M47: 9,568,729 km (0.113 R)
• M48: 9,998,972 km (0.119 R)
• M49: 10,354,417 km (0.097 R)
• M50: 10,452,104 km (0.08 R)
• M51: 10,648,376 km (0.097 R)
• M52: 10,928,424 km (0.084 R)
• M53: 11,011,301 km (0.101 R)
• M54: 11,177,654 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907

Radius: 10.2

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.63 AU - 2.87 AU

Year: 2082 Days

Day: 8.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 46,538,237 km

• M1: 127,457 km (0.072 R)
• M2: 208,390 km (0.078 R)
• M3: 296,353 km (0.056 R)
• M4: 370,255 km (0.089 R)
• M5: 445,353 km (0.086 R)
• M6: 614,398 km (0.111 R)
• M7: 681,568 km (0.092 R)
• M8: 751,580 km (0.034 R)
• M9: 1,078,451 km (0.103 R)
• M10: 1,291,030 km (0.074 R)
• M11: 1,540,858 km (0.067 R)
• M12: 1,695,991 km (0.076 R)
• M13: 1,944,772 km (0.099 R)
• M14: 2,047,696 km (0.083 R)
• M15: 2,285,855 km (0.092 R)
• M16: 2,603,601 km (0.076 R)
• M17: 3,084,110 km (0.043 R)
• M18: 3,219,945 km (0.065 R)
• M19: 3,576,436 km (0.093 R)
• M20: 3,783,480 km (0.117 R)
• M21: 3,945,494 km (0.079 R)
• M22: 4,043,780 km (0.032 R)
• M23: 4,243,044 km (0.116 R)
• M24: 4,547,775 km (0.104 R)
• M25: 4,633,794 km (0.031 R)
• M26: 5,232,634 km (0.09 R)
• M27: 5,670,208 km (0.052 R)
• M28: 5,744,259 km (0.11 R)
• M29: 5,893,408 km (0.12 R)
• M30: 6,100,452 km (0.069 R)
• M31: 6,619,257 km (0.079 R)
• M32: 6,755,989 km (0.094 R)
• M33: 6,854,425 km (0.1 R)
• M34: 7,192,217 km (0.099 R)
• M35: 7,454,163 km (0.065 R)
• M36: 7,576,235 km (0.112 R)
• M37: 7,678,410 km (0.086 R)
• M38: 8,533,661 km (0.094 R)
• M39: 9,265,643 km (0.07 R)
• M40: 9,572,917 km (0.108 R)
• M41: 9,928,212 km (0.084 R)
• M42: 10,084,991 km (0.05 R)
• M43: 10,812,485 km (0.045 R)
• M44: 10,973,752 km (0.074 R)
• M45: 11,392,476 km (0.077 R)
• M46: 11,958,854 km (0.094 R)
• M47: 12,582,677 km (0.069 R)
• M48: 13,266,489 km (0.104 R)
• M49: 13,762,256 km (0.074 R)
• M50: 14,087,781 km (0.077 R)
• M51: 14,441,281 km (0.084 R)
• M52: 14,644,584 km (0.074 R)
• M53: 14,874,367 km (0.029 R)
• M54: 15,156,957 km (0.074 R)
• M55: 15,311,791 km (0.109 R)
• M56: 15,389,432 km (0.092 R)
• M57: 15,571,044 km (0.098 R)
• M58: 15,727,374 km (0.104 R)
• M59: 16,252,013 km (0.109 R)
• M60: 16,463,395 km (0.069 R)
• M61: 17,588,670 km (0.069 R)
• M62: 17,669,902 km (0.118 R)
• M63: 18,324,991 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.7

Radius: 11.6

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.35 AU - 7.17 AU

Year: 6312 Days

Day: 10.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 46,538,237 km

• M1: 150,495 km (0.049 R)
• M2: 511,774 km (0.032 R)
• M3: 655,388 km (0.078 R)
• M4: 1,171,052 km (0.098 R)
• M5: 1,274,424 km (0.058 R)
• M6: 1,519,166 km (0.118 R)
• M7: 1,976,188 km (0.095 R)
• M8: 2,053,979 km (0.08 R)
• M9: 2,277,179 km (0.102 R)
• M10: 2,610,184 km (0.094 R)
• M11: 2,923,292 km (0.04 R)
• M12: 3,193,466 km (0.103 R)
• M13: 3,285,468 km (0.102 R)
• M14: 3,509,716 km (0.08 R)
• M15: 4,374,990 km (0.085 R)
• M16: 4,518,753 km (0.071 R)
• M17: 4,789,675 km (0.104 R)
• M18: 4,874,048 km (0.082 R)
• M19: 5,087,524 km (0.059 R)
• M20: 5,523,453 km (0.053 R)
• M21: 5,701,324 km (0.052 R)
• M22: 6,154,157 km (0.106 R)
• M23: 6,246,160 km (0.061 R)
• M24: 6,361,799 km (0.098 R)
• M25: 6,689,418 km (0.111 R)
• M26: 6,950,766 km (0.104 R)
• M27: 7,167,084 km (0.083 R)
• M28: 7,483,484 km (0.065 R)
• M29: 7,705,188 km (0.079 R)
• M30: 8,562,683 km (0.093 R)
• M31: 9,291,374 km (0.091 R)
• M32: 9,824,242 km (0.09 R)
• M33: 9,905,025 km (0.101 R)
• M34: 10,312,230 km (0.09 R)
• M35: 10,504,164 km (0.054 R)
• M36: 10,669,619 km (0.087 R)
• M37: 10,752,646 km (0.098 R)
• M38: 11,003,073 km (0.113 R)
• M39: 11,115,122 km (0.102 R)
• M40: 11,199,196 km (0.07 R)
• M41: 11,709,025 km (0.102 R)
• M42: 12,168,440 km (0.06 R)
• M43: 12,371,445 km (0.113 R)
• M44: 12,458,660 km (0.093 R)
• M45: 12,546,175 km (0.092 R)
• M46: 12,898,328 km (0.091 R)
• M47: 14,004,455 km (0.086 R)
• M48: 14,186,665 km (0.083 R)
• M49: 15,234,150 km (0.035 R)
• M50: 15,735,751 km (0.084 R)
• M51: 16,242,738 km (0.104 R)
• M52: 16,626,607 km (0.054 R)
• M53: 16,787,275 km (0.092 R)
• M54: 16,884,064 km (0.095 R)
• M55: 17,142,869 km (0.087 R)
• M56: 17,631,904 km (0.072 R)
• M57: 18,290,883 km (0.046 R)
• M58: 19,531,348 km (0.087 R)
• M59: 19,735,101 km (0.112 R)
• M60: 19,973,560 km (0.11 R)
• M61: 20,384,804 km (0.111 R)
• M62: 20,591,399 km (0.082 R)
• M63: 21,041,539 km (0.108 R)
• M64: 21,215,521 km (0.103 R)
• M65: 21,951,543 km (0.086 R)
• M66: 22,589,129 km (0.101 R)
• M67: 22,803,054 km (0.104 R)
• M68: 23,161,042 km (0.04 R)
• M69: 23,340,709 km (0.052 R)
• M70: 24,173,221 km (0.083 R)
• M71: 24,501,588 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.9

Radius: 14.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.99 AU - 9.71 AU

Year: 12020 Days

Day: 9.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 46,538,237 km

• M1: 201,658 km (0.105 R)
• M2: 402,418 km (0.086 R)
• M3: 783,145 km (0.12 R)
• M4: 953,387 km (0.068 R)
• M5: 2,016,579 km (0.099 R)
• M6: 2,283,163 km (0.076 R)
• M7: 2,986,572 km (0.085 R)
• M8: 3,179,703 km (0.108 R)
• M9: 3,434,318 km (0.087 R)
• M10: 3,637,023 km (0.033 R)
• M11: 4,115,437 km (0.116 R)
• M12: 4,238,257 km (0.098 R)
• M13: 4,709,939 km (0.059 R)
• M14: 5,066,581 km (0.094 R)
• M15: 5,165,465 km (0.03 R)
• M16: 5,567,285 km (0.119 R)
• M17: 5,979,427 km (0.084 R)
• M18: 6,224,468 km (0.115 R)
• M19: 6,616,265 km (0.104 R)
• M20: 7,954,717 km (0.066 R)
• M21: 8,458,413 km (0.111 R)
• M22: 8,852,903 km (0.076 R)
• M23: 9,092,559 km (0.061 R)
• M24: 9,537,463 km (0.083 R)
• M25: 9,660,133 km (0.114 R)
• M26: 10,197,488 km (0.097 R)
• M27: 10,533,186 km (0.079 R)
• M28: 10,659,895 km (0.049 R)
• M29: 10,915,109 km (0.085 R)
• M30: 12,132,387 km (0.098 R)
• M31: 12,398,821 km (0.084 R)
• M32: 15,168,626 km (0.06 R)
• M33: 15,455,854 km (0.045 R)
• M34: 15,696,557 km (0.069 R)
• M35: 15,938,606 km (0.066 R)
• M36: 16,377,227 km (0.106 R)
• M37: 17,516,415 km (0.106 R)
• M38: 17,717,175 km (0.117 R)
• M39: 17,817,854 km (0.104 R)
• M40: 17,969,247 km (0.11 R)
• M41: 18,834,970 km (0.042 R)
• M42: 19,402,545 km (0.088 R)
• M43: 19,610,186 km (0.106 R)
• M44: 20,978,558 km (0.117 R)
• M45: 22,595,562 km (0.103 R)
• M46: 22,869,026 km (0.113 R)
• M47: 23,474,449 km (0.059 R)
• M48: 25,265,435 km (0.116 R)
• M49: 25,549,222 km (0.05 R)
• M50: 26,464,611 km (0.068 R)
• M51: 26,579,802 km (0.104 R)
• M52: 27,799,174 km (0.12 R)
• M53: 27,974,802 km (0.076 R)
• M54: 28,740,444 km (0.108 R)
• M55: 29,155,578 km (0.063 R)
• M56: 29,812,013 km (0.106 R)
• M57: 29,931,841 km (0.078 R)
• M58: 30,232,234 km (0.059 R)
• M59: 31,200,132 km (0.066 R)
• M60: 31,321,905 km (0.114 R)
• M61: 31,810,192 km (0.081 R)
• M62: 32,485,926 km (0.08 R)
• M63: 32,918,413 km (0.083 R)
• M64: 33,539,543 km (0.114 R)
• M65: 36,126,390 km (0.107 R)
• M66: 36,574,435 km (0.101 R)
• M67: 36,895,622 km (0.093 R)
• M68: 37,605,464 km (0.083 R)
• M69: 37,799,941 km (0.066 R)
• M70: 38,254,719 km (0.119 R)
• M71: 38,776,815 km (0.081 R)
• M72: 39,235,632 km (0.066 R)
• M73: 41,155,421 km (0.068 R)
• M74: 42,093,101 km (0.107 R)
• M75: 42,497,165 km (0.098 R)
• M76: 43,580,852 km (0.079 R)
• M77: 46,260,449 km (0.05 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 10,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit