🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.54 AU - 0.74 AU

Year: 331 Days

Day: 37.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,372,895 km

• M1: 40,391 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.51 AU - 0.79 AU

Year: 338 Days

Day: 23.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.8

Radius: 11.4

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.64 AU - 0.82 AU

Year: 403 Days

Day: 6.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 32,372,895 km

• M1: 144,960 km (0.109 R)
• M2: 218,413 km (0.113 R)
• M3: 299,944 km (0.111 R)
• M4: 399,127 km (0.098 R)
• M5: 483,201 km (0.111 R)
• M6: 585,676 km (0.091 R)
• M7: 727,644 km (0.062 R)
• M8: 873,652 km (0.119 R)
• M9: 946,356 km (0.068 R)
• M10: 1,021,305 km (0.118 R)
• M11: 1,163,572 km (0.029 R)
• M12: 1,254,079 km (0.068 R)
• M13: 1,332,468 km (0.098 R)
• M14: 1,407,417 km (0.088 R)
• M15: 1,525,300 km (0.104 R)
• M16: 1,630,617 km (0.058 R)
• M17: 1,716,636 km (0.112 R)
• M18: 1,882,390 km (0.039 R)
• M19: 1,978,731 km (0.05 R)
• M20: 2,223,922 km (0.112 R)
• M21: 2,350,332 km (0.05 R)
• M22: 2,448,319 km (0.092 R)
• M23: 2,642,048 km (0.117 R)
• M24: 2,750,656 km (0.113 R)
• M25: 2,847,595 km (0.114 R)
• M26: 2,965,479 km (0.106 R)
• M27: 3,045,065 km (0.077 R)
• M28: 3,131,981 km (0.118 R)
• M29: 3,336,033 km (0.098 R)
• M30: 3,481,442 km (0.098 R)
• M31: 3,685,792 km (0.065 R)
• M32: 3,771,512 km (0.118 R)
• M33: 3,894,182 km (0.072 R)
• M34: 4,113,792 km (0.089 R)
• M35: 4,300,041 km (0.057 R)
• M36: 4,428,396 km (0.088 R)
• M37: 4,519,651 km (0.094 R)
• M38: 4,673,288 km (0.077 R)
• M39: 5,049,078 km (0.029 R)
• M40: 5,272,727 km (0.119 R)
• M41: 5,532,578 km (0.103 R)
• M42: 5,606,330 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.3

Radius: 13.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.82 AU - 1.19 AU

Year: 646 Days

Day: 10.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 77.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 32,372,895 km

• M1: 198,068 km (0.071 R)
• M2: 311,762 km (0.107 R)
• M3: 416,929 km (0.084 R)
• M4: 522,246 km (0.11 R)
• M5: 616,044 km (0.109 R)
• M6: 792,869 km (0.043 R)
• M7: 888,462 km (0.096 R)
• M8: 1,011,132 km (0.107 R)
• M9: 1,200,822 km (0.096 R)
• M10: 1,294,022 km (0.111 R)
• M11: 1,409,362 km (0.108 R)
• M12: 1,508,246 km (0.112 R)
• M13: 1,609,673 km (0.109 R)
• M14: 1,720,525 km (0.046 R)
• M15: 1,834,070 km (0.073 R)
• M16: 2,054,128 km (0.104 R)
• M17: 2,480,482 km (0.107 R)
• M18: 2,601,657 km (0.08 R)
• M19: 2,691,864 km (0.093 R)
• M20: 2,808,251 km (0.093 R)
• M21: 3,020,381 km (0.069 R)
• M22: 3,281,878 km (0.044 R)
• M23: 3,451,522 km (0.113 R)
• M24: 3,679,210 km (0.109 R)
• M25: 4,120,673 km (0.117 R)
• M26: 4,391,894 km (0.105 R)
• M27: 4,569,467 km (0.061 R)
• M28: 4,789,675 km (0.088 R)
• M29: 4,921,471 km (0.043 R)
• M30: 5,013,473 km (0.079 R)
• M31: 5,105,925 km (0.06 R)
• M32: 5,534,972 km (0.075 R)
• M33: 5,641,336 km (0.072 R)
• M34: 5,813,074 km (0.073 R)
• M35: 5,899,542 km (0.1 R)
• M36: 5,986,458 km (0.108 R)
• M37: 6,139,796 km (0.093 R)
• M38: 6,305,401 km (0.102 R)
• M39: 6,517,231 km (0.073 R)
• M40: 6,697,646 km (0.081 R)
• M41: 6,925,334 km (0.113 R)
• M42: 7,028,706 km (0.069 R)
• M43: 7,213,759 km (0.092 R)
• M44: 7,353,633 km (0.091 R)
• M45: 7,730,919 km (0.115 R)
• M46: 7,958,008 km (0.05 R)
• M47: 8,102,520 km (0.081 R)
• M48: 8,284,431 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.4

Radius: 9.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.06 AU - 4.42 AU

Year: 4670 Days

Day: 14.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 32,372,895 km

• M1: 131,796 km (0.025 R)
• M2: 229,782 km (0.1 R)
• M3: 335,997 km (0.118 R)
• M4: 530,025 km (0.056 R)
• M5: 627,563 km (0.079 R)
• M6: 722,109 km (0.094 R)
• M7: 905,366 km (0.104 R)
• M8: 1,047,335 km (0.109 R)
• M9: 1,138,589 km (0.116 R)
• M10: 1,403,826 km (0.12 R)
• M11: 1,492,388 km (0.026 R)
• M12: 1,609,075 km (0.113 R)
• M13: 2,267,754 km (0.107 R)
• M14: 2,402,691 km (0.105 R)
• M15: 2,618,112 km (0.098 R)
• M16: 2,680,943 km (0.09 R)
• M17: 2,791,945 km (0.091 R)
• M18: 3,084,409 km (0.056 R)
• M19: 3,438,357 km (0.058 R)
• M20: 3,507,322 km (0.101 R)
• M21: 3,628,945 km (0.077 R)
• M22: 4,538,799 km (0.118 R)
• M23: 4,671,642 km (0.089 R)
• M24: 4,748,236 km (0.065 R)
• M25: 4,902,472 km (0.097 R)
• M26: 5,097,697 km (0.118 R)
• M27: 5,657,941 km (0.086 R)
• M28: 6,174,802 km (0.073 R)
• M29: 6,406,978 km (0.094 R)
• M30: 6,967,222 km (0.051 R)
• M31: 7,076,877 km (0.111 R)
• M32: 7,209,121 km (0.098 R)
• M33: 7,275,543 km (0.113 R)
• M34: 7,746,178 km (0.084 R)
• M35: 7,950,977 km (0.094 R)
• M36: 8,042,681 km (0.106 R)
• M37: 8,226,836 km (0.062 R)
• M38: 8,412,487 km (0.114 R)
• M39: 8,576,147 km (0.09 R)
• M40: 8,740,854 km (0.058 R)
• M41: 9,217,024 km (0.062 R)
• M42: 9,385,770 km (0.055 R)
• M43: 10,070,779 km (0.082 R)
• M44: 10,721,380 km (0.062 R)
• M45: 11,077,274 km (0.101 R)
• M46: 11,179,598 km (0.088 R)
• M47: 11,308,103 km (0.118 R)
• M48: 11,540,578 km (0.095 R)
• M49: 11,670,429 km (0.076 R)
• M50: 11,800,729 km (0.094 R)
• M51: 12,326,865 km (0.067 R)
• M52: 13,211,736 km (0.09 R)
• M53: 13,538,607 km (0.047 R)
• M54: 13,648,113 km (0.069 R)
• M55: 13,868,022 km (0.04 R)
• M56: 14,200,279 km (0.104 R)
• M57: 14,647,277 km (0.045 R)
• M58: 15,070,489 km (0.114 R)
• M59: 15,354,875 km (0.085 R)
• M60: 16,073,693 km (0.089 R)
• M61: 16,335,190 km (0.07 R)
• M62: 16,774,110 km (0.111 R)
• M63: 17,068,818 km (0.112 R)
• M64: 17,395,091 km (0.066 R)
• M65: 17,484,401 km (0.108 R)
• M66: 17,603,780 km (0.116 R)
• M67: 18,720,528 km (0.102 R)
• M68: 19,272,095 km (0.106 R)
• M69: 19,395,364 km (0.061 R)
• M70: 19,518,932 km (0.075 R)
• M71: 20,297,140 km (0.117 R)
• M72: 20,832,251 km (0.109 R)
• M73: 20,895,382 km (0.082 R)
• M74: 21,053,806 km (0.03 R)
• M75: 21,180,815 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.1

Radius: 14.2

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.86 AU - 4.2 AU

Year: 5224 Days

Day: 10.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 32,372,895 km

• M1: 191,934 km (0.114 R)
• M2: 284,685 km (0.1 R)
• M3: 503,546 km (0.056 R)
• M4: 663,616 km (0.059 R)
• M5: 803,640 km (0.087 R)
• M6: 983,456 km (0.099 R)
• M7: 1,208,900 km (0.097 R)
• M8: 1,336,507 km (0.083 R)
• M9: 1,571,526 km (0.034 R)
• M10: 1,784,104 km (0.062 R)
• M11: 1,912,609 km (0.056 R)
• M12: 2,297,674 km (0.086 R)
• M13: 2,397,904 km (0.115 R)
• M14: 2,707,572 km (0.094 R)
• M15: 2,835,179 km (0.117 R)
• M16: 3,503,582 km (0.066 R)
• M17: 3,713,618 km (0.119 R)
• M18: 4,048,866 km (0.026 R)
• M19: 4,195,622 km (0.102 R)
• M20: 4,369,006 km (0.055 R)
• M21: 5,379,091 km (0.118 R)
• M22: 6,063,650 km (0.106 R)
• M23: 6,373,767 km (0.063 R)
• M24: 6,689,119 km (0.1 R)
• M25: 7,245,773 km (0.086 R)
• M26: 7,424,842 km (0.073 R)
• M27: 7,605,257 km (0.09 R)
• M28: 8,001,242 km (0.103 R)
• M29: 8,248,378 km (0.106 R)
• M30: 8,372,843 km (0.076 R)
• M31: 8,466,641 km (0.05 R)
• M32: 9,619,442 km (0.114 R)
• M33: 9,849,374 km (0.038 R)
• M34: 9,981,469 km (0.073 R)
• M35: 10,314,624 km (0.113 R)
• M36: 10,583,750 km (0.101 R)
• M37: 10,889,379 km (0.119 R)
• M38: 11,094,776 km (0.112 R)
• M39: 11,683,594 km (0.099 R)
• M40: 11,823,617 km (0.103 R)
• M41: 11,928,934 km (0.099 R)
• M42: 12,140,765 km (0.105 R)
• M43: 12,532,262 km (0.095 R)
• M44: 13,036,557 km (0.074 R)
• M45: 14,027,792 km (0.089 R)
• M46: 15,043,412 km (0.042 R)
• M47: 16,355,834 km (0.099 R)
• M48: 17,424,113 km (0.047 R)
• M49: 17,906,117 km (0.107 R)
• M50: 18,148,914 km (0.066 R)
• M51: 18,433,300 km (0.057 R)
• M52: 18,924,579 km (0.11 R)
• M53: 19,337,170 km (0.079 R)
• M54: 19,461,636 km (0.085 R)
• M55: 19,711,165 km (0.114 R)
• M56: 20,719,903 km (0.087 R)
• M57: 21,530,574 km (0.118 R)
• M58: 21,788,631 km (0.043 R)
• M59: 22,612,915 km (0.11 R)
• M60: 23,182,733 km (0.056 R)
• M61: 23,846,200 km (0.084 R)
• M62: 24,291,852 km (0.055 R)
• M63: 24,560,679 km (0.109 R)
• M64: 24,740,496 km (0.116 R)
• M65: 25,237,011 km (0.104 R)
• M66: 25,736,818 km (0.103 R)
• M67: 26,423,621 km (0.099 R)
• M68: 26,515,774 km (0.106 R)
• M69: 27,023,808 km (0.068 R)
• M70: 27,628,483 km (0.102 R)
• M71: 28,049,750 km (0.11 R)
• M72: 28,662,054 km (0.119 R)
• M73: 28,898,718 km (0.11 R)
• M74: 29,135,980 km (0.058 R)
• M75: 29,899,678 km (0.067 R)
• M76: 31,398,199 km (0.108 R)
• M77: 31,691,112 km (0.111 R)
• M78: 32,131,977 km (0.1 R)
• M79: 32,279,481 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.6

Radius: 8.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.03 AU - 6.83 AU

Year: 9324 Days

Day: 7.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 32,372,895 km

• M1: 185,202 km (0.086 R)
• M2: 248,632 km (0.11 R)
• M3: 322,982 km (0.041 R)
• M4: 653,743 km (0.037 R)
• M5: 853,157 km (0.059 R)
• M6: 1,023,848 km (0.098 R)
• M7: 1,138,290 km (0.114 R)
• M8: 1,274,574 km (0.12 R)
• M9: 1,380,340 km (0.062 R)
• M10: 1,434,494 km (0.095 R)
• M11: 1,526,197 km (0.108 R)
• M12: 1,754,334 km (0.099 R)
• M13: 1,872,666 km (0.089 R)
• M14: 1,993,691 km (0.063 R)
• M15: 2,055,176 km (0.074 R)
• M16: 2,372,173 km (0.076 R)
• M17: 2,888,436 km (0.109 R)
• M18: 3,637,771 km (0.102 R)
• M19: 3,840,477 km (0.053 R)
• M20: 4,337,141 km (0.073 R)
• M21: 4,771,125 km (0.074 R)
• M22: 5,133,900 km (0.093 R)
• M23: 5,190,448 km (0.091 R)
• M24: 5,505,650 km (0.102 R)
• M25: 5,592,716 km (0.075 R)
• M26: 5,886,078 km (0.109 R)
• M27: 6,457,542 km (0.087 R)
• M28: 6,858,614 km (0.048 R)
• M29: 7,523,726 km (0.083 R)
• M30: 8,408,896 km (0.106 R)
• M31: 8,475,767 km (0.11 R)
• M32: 8,610,105 km (0.106 R)
• M33: 9,395,943 km (0.079 R)
• M34: 9,535,069 km (0.086 R)
• M35: 9,604,782 km (0.076 R)
• M36: 11,626,447 km (0.099 R)
• M37: 12,265,380 km (0.076 R)
• M38: 12,608,258 km (0.097 R)
• M39: 12,915,831 km (0.053 R)
• M40: 14,329,681 km (0.107 R)
• M41: 16,583,074 km (0.108 R)
• M42: 16,962,304 km (0.106 R)
• M43: 17,772,077 km (0.094 R)
• M44: 17,987,199 km (0.047 R)
• M45: 18,116,751 km (0.087 R)
• M46: 18,203,368 km (0.117 R)
• M47: 18,333,369 km (0.11 R)
• M48: 18,856,662 km (0.112 R)
• M49: 19,296,480 km (0.067 R)
• M50: 19,562,016 km (0.054 R)
• M51: 19,873,329 km (0.07 R)
• M52: 20,365,805 km (0.045 R)
• M53: 20,771,814 km (0.069 R)
• M54: 20,953,127 km (0.045 R)
• M55: 21,454,429 km (0.117 R)
• M56: 21,637,686 km (0.066 R)
• M57: 21,913,545 km (0.098 R)
• M58: 23,028,647 km (0.027 R)
• M59: 25,362,075 km (0.064 R)
• M60: 26,728,951 km (0.093 R)
• M61: 27,024,855 km (0.072 R)
• M62: 27,819,519 km (0.084 R)
• M63: 28,975,312 km (0.028 R)
• M64: 29,330,159 km (0.1 R)
• M65: 30,095,501 km (0.084 R)
• M66: 30,867,277 km (0.106 R)
• M67: 30,970,649 km (0.047 R)
• M68: 31,281,663 km (0.118 R)
• M69: 31,541,514 km (0.077 R)
• M70: 32,115,820 km (0.114 R)
• M71: 32,168,180 km (0.115 R)
• M72: 32,220,539 km (0.104 R)
• M73: 32,535,592 km (0.101 R)
• M74: 33,699,464 km (0.101 R)
• M75: 33,859,234 km (0.111 R)
• M76: 34,072,561 km (0.101 R)
• M77: 34,125,967 km (0.102 R)
• M78: 34,715,532 km (0.113 R)
• M79: 34,876,948 km (0.093 R)
• M80: 35,904,536 km (0.079 R)
• M81: 36,067,747 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194

Radius: 7.9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.96 AU - 7.82 AU

Year: 10430 Days

Day: 15.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 32,372,895 km

• M1: 103,522 km (0.072 R)
• M2: 225,893 km (0.095 R)
• M3: 366,216 km (0.047 R)
• M4: 448,345 km (0.071 R)
• M5: 560,842 km (0.119 R)
• M6: 1,389,914 km (0.041 R)
• M7: 1,456,634 km (0.09 R)
• M8: 2,222,127 km (0.1 R)
• M9: 2,320,712 km (0.101 R)
• M10: 2,562,911 km (0.08 R)
• M11: 4,036,151 km (0.118 R)
• M12: 4,132,641 km (0.108 R)
• M13: 4,205,346 km (0.091 R)
• M14: 4,278,649 km (0.085 R)
• M15: 4,982,955 km (0.111 R)
• M16: 5,034,716 km (0.08 R)
• M17: 5,454,638 km (0.063 R)
• M18: 5,668,862 km (0.068 R)
• M19: 6,412,214 km (0.095 R)
• M20: 6,468,612 km (0.044 R)
• M21: 7,898,468 km (0.073 R)
• M22: 8,851,706 km (0.077 R)
• M23: 9,840,997 km (0.048 R)
• M24: 9,971,147 km (0.113 R)
• M25: 10,266,154 km (0.086 R)
• M26: 10,365,188 km (0.11 R)
• M27: 10,630,724 km (0.097 R)
• M28: 11,338,322 km (0.058 R)
• M29: 11,406,538 km (0.085 R)
• M30: 12,200,454 km (0.057 R)
• M31: 12,586,566 km (0.08 R)
• M32: 13,478,768 km (0.117 R)
• M33: 13,695,984 km (0.046 R)
• M34: 13,877,895 km (0.116 R)
• M35: 13,987,401 km (0.096 R)
• M36: 14,428,266 km (0.053 R)
• M37: 15,892,530 km (0.084 R)
• M38: 16,700,358 km (0.096 R)
• M39: 16,816,895 km (0.084 R)
• M40: 16,933,731 km (0.054 R)
• M41: 19,447,574 km (0.076 R)
• M42: 19,816,183 km (0.107 R)
• M43: 20,394,079 km (0.037 R)
• M44: 20,935,624 km (0.089 R)
• M45: 21,229,135 km (0.107 R)
• M46: 21,651,001 km (0.089 R)
• M47: 22,118,045 km (0.08 R)
• M48: 22,203,316 km (0.108 R)
• M49: 23,713,656 km (0.043 R)
• M50: 25,301,488 km (0.058 R)
• M51: 26,378,892 km (0.092 R)
• M52: 26,469,398 km (0.098 R)
• M53: 26,968,756 km (0.063 R)
• M54: 29,324,623 km (0.113 R)
• M55: 29,418,421 km (0.104 R)
• M56: 30,883,882 km (0.077 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 19,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit