🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.45 AU - 0.71 AU

Year: 290 Days

Day: 45.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.44 AU - 0.72 AU

Year: 290 Days

Day: 14.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,081,279 km

• M1: 45,627 km (0.047 R)
• M2: 159,920 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.47 AU - 0.75 AU

Year: 313 Days

Day: 39 Hours

Environment

Temp: -125 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,081,279 km

• M1: 78,838 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.9

Radius: 8.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.95 AU - 1.01 AU

Year: 636 Days

Day: 6.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 29,081,279 km

• M1: 103,671 km (0.119 R)
• M2: 158,873 km (0.092 R)
• M3: 214,075 km (0.115 R)
• M4: 272,717 km (0.038 R)
• M5: 347,665 km (0.108 R)
• M6: 409,599 km (0.09 R)
• M7: 478,564 km (0.101 R)
• M8: 554,709 km (0.102 R)
• M9: 655,388 km (0.105 R)
• M10: 717,322 km (0.055 R)
• M11: 866,620 km (0.073 R)
• M12: 918,681 km (0.071 R)
• M13: 992,283 km (0.077 R)
• M14: 1,050,476 km (0.084 R)
• M15: 1,117,047 km (0.046 R)
• M16: 1,174,194 km (0.113 R)
• M17: 1,261,858 km (0.051 R)
• M18: 1,332,917 km (0.106 R)
• M19: 1,397,693 km (0.095 R)
• M20: 1,483,113 km (0.104 R)
• M21: 1,647,073 km (0.113 R)
• M22: 1,962,425 km (0.051 R)
• M23: 2,032,137 km (0.108 R)
• M24: 2,196,695 km (0.077 R)
• M25: 2,250,999 km (0.108 R)
• M26: 2,315,027 km (0.101 R)
• M27: 2,543,762 km (0.11 R)
• M28: 2,682,589 km (0.117 R)
• M29: 2,829,045 km (0.063 R)
• M30: 2,903,096 km (0.104 R)
• M31: 2,977,895 km (0.034 R)
• M32: 3,104,156 km (0.096 R)
• M33: 3,288,909 km (0.038 R)
• M34: 3,361,763 km (0.07 R)
• M35: 3,429,980 km (0.116 R)
• M36: 3,498,645 km (0.09 R)
• M37: 3,551,753 km (0.094 R)
• M38: 3,626,552 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.2

Radius: 12.7

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.04 AU - 1.24 AU

Year: 798 Days

Day: 12.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 29,081,279 km

• M1: 158,125 km (0.094 R)
• M2: 254,765 km (0.1 R)
• M3: 340,186 km (0.117 R)
• M4: 622,028 km (0.088 R)
• M5: 869,313 km (0.071 R)
• M6: 1,022,352 km (0.093 R)
• M7: 1,144,723 km (0.118 R)
• M8: 1,241,214 km (0.099 R)
• M9: 1,356,553 km (0.079 R)
• M10: 1,470,397 km (0.075 R)
• M11: 1,604,587 km (0.079 R)
• M12: 2,107,086 km (0.037 R)
• M13: 2,330,735 km (0.092 R)
• M14: 2,415,856 km (0.102 R)
• M15: 2,522,071 km (0.03 R)
• M16: 2,602,853 km (0.098 R)
• M17: 2,773,844 km (0.101 R)
• M18: 3,055,537 km (0.105 R)
• M19: 3,134,674 km (0.069 R)
• M20: 3,265,572 km (0.111 R)
• M21: 3,473,064 km (0.078 R)
• M22: 3,639,267 km (0.113 R)
• M23: 3,723,341 km (0.106 R)
• M24: 3,885,655 km (0.109 R)
• M25: 4,034,505 km (0.057 R)
• M26: 4,113,792 km (0.119 R)
• M27: 4,362,573 km (0.034 R)
• M28: 4,476,567 km (0.11 R)
• M29: 4,900,228 km (0.111 R)
• M30: 4,993,427 km (0.052 R)
• M31: 5,087,076 km (0.101 R)
• M32: 5,224,556 km (0.091 R)
• M33: 5,777,619 km (0.105 R)
• M34: 5,876,055 km (0.087 R)
• M35: 5,957,137 km (0.066 R)
• M36: 6,065,745 km (0.085 R)
• M37: 6,156,850 km (0.116 R)
• M38: 6,266,655 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.6

Radius: 8.9

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.1 AU - 1.54 AU

Year: 995 Days

Day: 10.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 29,081,279 km

• M1: 111,600 km (0.12 R)
• M2: 237,113 km (0.072 R)
• M3: 354,098 km (0.078 R)
• M4: 453,282 km (0.083 R)
• M5: 642,074 km (0.098 R)
• M6: 761,752 km (0.081 R)
• M7: 935,435 km (0.066 R)
• M8: 1,115,402 km (0.08 R)
• M9: 1,180,327 km (0.119 R)
• M10: 1,314,217 km (0.102 R)
• M11: 1,398,590 km (0.108 R)
• M12: 1,469,051 km (0.12 R)
• M13: 1,564,943 km (0.116 R)
• M14: 1,630,018 km (0.044 R)
• M15: 1,737,878 km (0.075 R)
• M16: 1,796,970 km (0.09 R)
• M17: 1,925,923 km (0.104 R)
• M18: 1,995,935 km (0.117 R)
• M19: 2,396,558 km (0.063 R)
• M20: 2,510,103 km (0.071 R)
• M21: 2,654,764 km (0.095 R)
• M22: 2,902,049 km (0.081 R)
• M23: 3,094,881 km (0.106 R)
• M24: 3,229,369 km (0.115 R)
• M25: 3,292,051 km (0.079 R)
• M26: 3,897,174 km (0.059 R)
• M27: 4,167,049 km (0.065 R)
• M28: 4,512,919 km (0.093 R)
• M29: 4,618,535 km (0.071 R)
• M30: 4,844,278 km (0.037 R)
• M31: 4,964,405 km (0.093 R)
• M32: 5,024,992 km (0.116 R)
• M33: 5,110,114 km (0.102 R)
• M34: 5,220,218 km (0.115 R)
• M35: 5,281,702 km (0.051 R)
• M36: 5,355,903 km (0.084 R)
• M37: 5,555,467 km (0.066 R)
• M38: 5,897,597 km (0.118 R)
• M39: 6,129,623 km (0.107 R)
• M40: 6,233,594 km (0.117 R)
• M41: 6,325,148 km (0.084 R)
• M42: 6,483,273 km (0.092 R)
• M43: 6,924,437 km (0.108 R)
• M44: 7,005,668 km (0.068 R)
• M45: 7,155,565 km (0.111 R)
• M46: 7,237,695 km (0.119 R)
• M47: 7,375,474 km (0.074 R)
• M48: 7,444,588 km (0.061 R)
• M49: 7,653,427 km (0.098 R)
• M50: 8,019,942 km (0.045 R)
• M51: 8,119,574 km (0.076 R)
• M52: 8,682,361 km (0.097 R)
• M53: 8,740,854 km (0.073 R)
• M54: 8,887,460 km (0.059 R)
• M55: 8,990,682 km (0.095 R)
• M56: 9,168,554 km (0.049 R)
• M57: 9,347,473 km (0.1 R)
• M58: 9,422,422 km (0.084 R)
• M59: 9,572,768 km (0.107 R)
• M60: 9,633,205 km (0.112 R)
• M61: 9,784,748 km (0.098 R)
• M62: 9,906,521 km (0.078 R)
• M63: 9,998,224 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644

Radius: 10.9

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.3 AU - 2.02 AU

Year: 1403 Days

Day: 9.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 29,081,279 km

• M1: 135,984 km (0.098 R)
• M2: 204,051 km (0.095 R)
• M3: 297,401 km (0.105 R)
• M4: 408,851 km (0.117 R)
• M5: 526,285 km (0.038 R)
• M6: 605,722 km (0.106 R)
• M7: 757,713 km (0.079 R)
• M8: 835,355 km (0.041 R)
• M9: 945,907 km (0.059 R)
• M10: 1,141,731 km (0.115 R)
• M11: 1,232,238 km (0.088 R)
• M12: 1,403,527 km (0.061 R)
• M13: 1,528,142 km (0.098 R)
• M14: 1,684,622 km (0.118 R)
• M15: 2,114,716 km (0.049 R)
• M16: 2,269,250 km (0.107 R)
• M17: 2,374,268 km (0.092 R)
• M18: 2,600,310 km (0.115 R)
• M19: 2,743,924 km (0.068 R)
• M20: 2,867,492 km (0.113 R)
• M21: 2,935,709 km (0.112 R)
• M22: 3,120,312 km (0.107 R)
• M23: 3,285,020 km (0.074 R)
• M24: 3,440,601 km (0.08 R)
• M25: 3,734,262 km (0.092 R)
• M26: 3,821,478 km (0.105 R)
• M27: 3,972,571 km (0.074 R)
• M28: 4,293,908 km (0.09 R)
• M29: 4,677,177 km (0.032 R)
• M30: 5,016,465 km (0.111 R)
• M31: 5,406,168 km (0.08 R)
• M32: 5,490,840 km (0.09 R)
• M33: 5,576,111 km (0.114 R)
• M34: 5,719,127 km (0.117 R)
• M35: 5,877,850 km (0.026 R)
• M36: 6,067,390 km (0.074 R)
• M37: 6,482,674 km (0.071 R)
• M38: 6,769,603 km (0.09 R)
• M39: 6,861,157 km (0.118 R)
• M40: 7,014,495 km (0.116 R)
• M41: 7,107,096 km (0.085 R)
• M42: 7,340,468 km (0.093 R)
• M43: 7,734,958 km (0.113 R)
• M44: 8,201,254 km (0.118 R)
• M45: 8,528,275 km (0.096 R)
• M46: 8,709,887 km (0.117 R)
• M47: 8,792,914 km (0.061 R)
• M48: 9,009,981 km (0.106 R)
• M49: 9,110,810 km (0.1 R)
• M50: 9,398,337 km (0.081 R)
• M51: 9,534,770 km (0.093 R)
• M52: 9,878,695 km (0.094 R)
• M53: 10,069,433 km (0.107 R)
• M54: 10,366,833 km (0.059 R)
• M55: 10,490,251 km (0.103 R)
• M56: 10,578,514 km (0.119 R)
• M57: 10,898,803 km (0.075 R)
• M58: 11,060,070 km (0.094 R)
• M59: 11,168,079 km (0.045 R)
• M60: 11,348,794 km (0.113 R)
• M61: 11,512,304 km (0.068 R)
• M62: 11,786,667 km (0.096 R)
• M63: 12,660,019 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.8

Radius: 8.4

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.55 AU - 2.27 AU

Year: 1732 Days

Day: 6.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 29,081,279 km

• M1: 156,629 km (0.1 R)
• M2: 234,569 km (0.076 R)
• M3: 364,570 km (0.107 R)
• M4: 598,691 km (0.102 R)
• M5: 694,134 km (0.118 R)
• M6: 751,131 km (0.096 R)
• M7: 878,140 km (0.112 R)
• M8: 1,004,251 km (0.068 R)
• M9: 1,119,740 km (0.101 R)
• M10: 1,179,130 km (0.057 R)
• M11: 1,391,410 km (0.076 R)
• M12: 1,558,810 km (0.099 R)
• M13: 1,713,195 km (0.04 R)
• M14: 1,832,275 km (0.047 R)
• M15: 1,964,519 km (0.096 R)
• M16: 2,152,863 km (0.079 R)
• M17: 2,270,896 km (0.034 R)
• M18: 2,446,524 km (0.112 R)
• M19: 2,660,897 km (0.109 R)
• M20: 2,928,678 km (0.102 R)
• M21: 3,071,843 km (0.05 R)
• M22: 3,180,750 km (0.061 R)
• M23: 3,254,053 km (0.087 R)
• M24: 3,327,954 km (0.041 R)
• M25: 3,490,118 km (0.093 R)
• M26: 3,553,099 km (0.109 R)
• M27: 3,770,315 km (0.067 R)
• M28: 3,835,091 km (0.105 R)
• M29: 4,177,670 km (0.063 R)
• M30: 4,244,690 km (0.051 R)
• M31: 4,475,370 km (0.102 R)
• M32: 4,530,272 km (0.059 R)
• M33: 4,850,113 km (0.047 R)
• M34: 4,906,511 km (0.114 R)
• M35: 5,162,922 km (0.081 R)
• M36: 5,585,386 km (0.071 R)
• M37: 5,748,448 km (0.104 R)
• M38: 6,109,876 km (0.11 R)
• M39: 6,293,433 km (0.101 R)
• M40: 6,463,376 km (0.052 R)
• M41: 6,525,459 km (0.12 R)
• M42: 6,619,107 km (0.089 R)
• M43: 6,807,601 km (0.109 R)
• M44: 6,886,588 km (0.057 R)
• M45: 6,966,025 km (0.097 R)
• M46: 7,029,754 km (0.114 R)
• M47: 7,189,973 km (0.098 R)
• M48: 7,351,389 km (0.1 R)
• M49: 7,465,083 km (0.111 R)
• M50: 7,942,301 km (0.093 R)
• M51: 8,075,742 km (0.063 R)
• M52: 8,159,517 km (0.084 R)
• M53: 8,310,910 km (0.086 R)
• M54: 8,378,528 km (0.083 R)
• M55: 8,960,912 km (0.117 R)
• M56: 9,065,033 km (0.106 R)
• M57: 9,169,601 km (0.106 R)
• M58: 9,291,973 km (0.104 R)
• M59: 9,520,857 km (0.116 R)
• M60: 9,751,687 km (0.103 R)
• M61: 10,110,273 km (0.108 R)
• M62: 10,363,841 km (0.076 R)
• M63: 10,436,695 km (0.054 R)
• M64: 10,656,305 km (0.094 R)
• M65: 11,436,757 km (0.084 R)
• M66: 11,512,005 km (0.09 R)
• M67: 11,625,251 km (0.084 R)
• M68: 11,776,943 km (0.103 R)
• M69: 11,833,940 km (0.11 R)
• M70: 12,062,974 km (0.096 R)
• M71: 12,178,015 km (0.045 R)
• M72: 12,312,653 km (0.029 R)
• M73: 12,428,441 km (0.104 R)
• M74: 12,700,261 km (0.06 R)
• M75: 12,758,604 km (0.062 R)
• M76: 12,895,486 km (0.055 R)
• M77: 13,052,414 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.4

Radius: 5.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.43 AU - 11.79 AU

Year: 21088 Days

Day: 20.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 29,081,279 km

• M1: 129,552 km (0.1 R)
• M2: 229,184 km (0.119 R)
• M3: 268,977 km (0.109 R)
• M4: 702,811 km (0.085 R)
• M5: 1,291,927 km (0.1 R)
• M6: 1,368,372 km (0.104 R)
• M7: 1,462,170 km (0.102 R)
• M8: 1,558,062 km (0.027 R)
• M9: 1,722,619 km (0.025 R)
• M10: 1,841,251 km (0.111 R)
• M11: 1,962,425 km (0.11 R)
• M12: 2,249,503 km (0.075 R)
• M13: 2,304,854 km (0.113 R)
• M14: 2,511,599 km (0.119 R)
• M15: 2,549,746 km (0.112 R)
• M16: 2,763,521 km (0.055 R)
• M17: 2,803,015 km (0.11 R)
• M18: 3,084,858 km (0.07 R)
• M19: 3,653,778 km (0.103 R)
• M20: 3,850,500 km (0.111 R)
• M21: 4,231,675 km (0.113 R)
• M22: 4,346,117 km (0.078 R)
• M23: 4,415,232 km (0.109 R)
• M24: 5,126,569 km (0.089 R)
• M25: 6,415,654 km (0.103 R)
• M26: 7,272,850 km (0.054 R)
• M27: 7,382,505 km (0.044 R)
• M28: 7,742,737 km (0.1 R)
• M29: 7,995,408 km (0.042 R)
• M30: 8,108,653 km (0.118 R)
• M31: 8,394,086 km (0.116 R)
• M32: 8,566,872 km (0.101 R)
• M33: 8,624,616 km (0.101 R)
• M34: 9,003,997 km (0.074 R)
• M35: 9,478,222 km (0.114 R)
• M36: 9,628,119 km (0.075 R)
• M37: 10,481,874 km (0.108 R)
• M38: 10,730,206 km (0.092 R)
• M39: 11,968,578 km (0.068 R)
• M40: 12,065,667 km (0.113 R)
• M41: 12,130,592 km (0.094 R)
• M42: 12,228,130 km (0.073 R)
• M43: 12,391,341 km (0.075 R)
• M44: 13,688,804 km (0.103 R)
• M45: 14,062,499 km (0.07 R)
• M46: 14,473,893 km (0.085 R)
• M47: 14,854,620 km (0.087 R)
• M48: 15,732,011 km (0.043 R)
• M49: 16,052,001 km (0.092 R)
• M50: 17,024,836 km (0.106 R)
• M51: 17,170,544 km (0.104 R)
• M52: 19,253,844 km (0.111 R)
• M53: 19,787,011 km (0.07 R)
• M54: 20,055,539 km (0.049 R)
• M55: 20,093,986 km (0.079 R)
• M56: 20,441,053 km (0.101 R)
• M57: 20,868,005 km (0.079 R)
• M58: 21,297,800 km (0.065 R)
• M59: 23,409,673 km (0.116 R)
• M60: 23,450,065 km (0.094 R)
• M61: 24,223,785 km (0.099 R)
• M62: 24,305,615 km (0.114 R)
• M63: 24,552,003 km (0.042 R)
• M64: 25,921,421 km (0.045 R)
• M65: 25,963,309 km (0.048 R)
• M66: 26,215,082 km (0.12 R)
• M67: 27,102,796 km (0.037 R)
• M68: 27,828,495 km (0.086 R)
• M69: 28,000,233 km (0.112 R)
• M70: 28,043,168 km (0.062 R)
• M71: 28,172,271 km (0.117 R)
• M72: 28,344,608 km (0.092 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 15,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit