🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.52 AU - 0.74 AU

Year: 323 Days

Day: 19.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70

Radius: 9.3

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.69 AU - 1.11 AU

Year: 551 Days

Day: 7.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,805,651 km

• M1: 116,387 km (0.109 R)
• M2: 176,077 km (0.107 R)
• M3: 249,080 km (0.083 R)
• M4: 323,580 km (0.09 R)
• M5: 391,498 km (0.049 R)
• M6: 465,399 km (0.114 R)
• M7: 564,582 km (0.051 R)
• M8: 749,934 km (0.094 R)
• M9: 837,449 km (0.097 R)
• M10: 898,634 km (0.114 R)
• M11: 958,623 km (0.113 R)
• M12: 1,048,083 km (0.05 R)
• M13: 1,255,725 km (0.113 R)
• M14: 1,420,432 km (0.113 R)
• M15: 1,498,372 km (0.078 R)
• M16: 1,581,399 km (0.032 R)
• M17: 1,737,280 km (0.056 R)
• M18: 1,851,722 km (0.107 R)
• M19: 1,913,806 km (0.104 R)
• M20: 2,169,319 km (0.096 R)
• M21: 2,272,092 km (0.092 R)
• M22: 2,363,946 km (0.081 R)
• M23: 2,469,861 km (0.092 R)
• M24: 2,542,865 km (0.077 R)
• M25: 2,748,412 km (0.052 R)
• M26: 2,855,524 km (0.065 R)
• M27: 2,945,881 km (0.114 R)
• M28: 3,129,438 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.1

Radius: 8.1

Gravity: 10.05 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.99 AU - 1.05 AU

Year: 665 Days

Day: 9.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 28,805,651 km

• M1: 102,624 km (0.106 R)
• M2: 176,376 km (0.079 R)
• M3: 261,347 km (0.099 R)
• M4: 321,785 km (0.047 R)
• M5: 447,746 km (0.075 R)
• M6: 498,161 km (0.042 R)
• M7: 725,699 km (0.039 R)
• M8: 796,908 km (0.064 R)
• M9: 854,503 km (0.096 R)
• M10: 940,971 km (0.092 R)
• M11: 1,053,468 km (0.067 R)
• M12: 1,164,470 km (0.111 R)
• M13: 1,218,624 km (0.084 R)
• M14: 1,329,327 km (0.082 R)
• M15: 1,392,307 km (0.096 R)
• M16: 1,567,486 km (0.087 R)
• M17: 1,674,898 km (0.104 R)
• M18: 1,749,996 km (0.086 R)
• M19: 1,819,409 km (0.101 R)
• M20: 1,968,259 km (0.086 R)
• M21: 2,055,026 km (0.051 R)
• M22: 2,217,639 km (0.111 R)
• M23: 2,300,666 km (0.071 R)
• M24: 2,361,552 km (0.04 R)
• M25: 2,579,217 km (0.105 R)
• M26: 2,714,603 km (0.09 R)
• M27: 2,819,770 km (0.105 R)
• M28: 2,901,600 km (0.104 R)
• M29: 3,109,691 km (0.119 R)
• M30: 3,177,309 km (0.108 R)
• M31: 3,228,322 km (0.06 R)
• M32: 3,296,838 km (0.111 R)
• M33: 3,365,802 km (0.068 R)
• M34: 3,522,731 km (0.101 R)
• M35: 3,584,515 km (0.066 R)
• M36: 3,646,598 km (0.097 R)
• M37: 3,934,873 km (0.118 R)
• M38: 3,989,775 km (0.041 R)
• M39: 4,100,478 km (0.12 R)
• M40: 4,221,353 km (0.059 R)
• M41: 4,343,574 km (0.034 R)
• M42: 4,485,991 km (0.033 R)
• M43: 4,553,011 km (0.055 R)
• M44: 4,610,606 km (0.085 R)
• M45: 4,707,396 km (0.037 R)
• M46: 5,001,506 km (0.082 R)
• M47: 5,171,000 km (0.038 R)
• M48: 5,342,290 km (0.089 R)
• M49: 5,393,003 km (0.09 R)
• M50: 5,556,364 km (0.082 R)
• M51: 5,649,115 km (0.04 R)
• M52: 5,856,906 km (0.069 R)
• M53: 6,365,838 km (0.114 R)
• M54: 6,571,236 km (0.078 R)
• M55: 6,636,610 km (0.114 R)
• M56: 6,756,887 km (0.056 R)
• M57: 7,010,904 km (0.078 R)
• M58: 7,099,915 km (0.086 R)
• M59: 7,619,319 km (0.115 R)
• M60: 7,722,392 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.2

Radius: 9.4

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.22 AU - 1.79 AU

Year: 1186 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 28,805,651 km

• M1: 120,725 km (0.085 R)
• M2: 238,758 km (0.079 R)
• M3: 530,923 km (0.095 R)
• M4: 639,680 km (0.052 R)
• M5: 743,801 km (0.088 R)
• M6: 901,327 km (0.063 R)
• M7: 970,292 km (0.093 R)
• M8: 1,062,743 km (0.089 R)
• M9: 1,382,584 km (0.071 R)
• M10: 1,463,217 km (0.12 R)
• M11: 1,545,346 km (0.069 R)
• M12: 1,612,366 km (0.114 R)
• M13: 1,706,014 km (0.115 R)
• M14: 1,775,428 km (0.119 R)
• M15: 1,854,565 km (0.081 R)
• M16: 2,258,928 km (0.077 R)
• M17: 2,853,879 km (0.082 R)
• M18: 3,287,563 km (0.106 R)
• M19: 3,484,583 km (0.108 R)
• M20: 3,662,904 km (0.11 R)
• M21: 3,947,738 km (0.117 R)
• M22: 4,334,748 km (0.116 R)
• M23: 4,454,426 km (0.059 R)
• M24: 4,563,184 km (0.103 R)
• M25: 4,795,509 km (0.084 R)
• M26: 5,069,423 km (0.084 R)
• M27: 5,170,402 km (0.08 R)
• M28: 5,868,874 km (0.098 R)
• M29: 6,378,255 km (0.082 R)
• M30: 6,446,322 km (0.063 R)
• M31: 6,542,064 km (0.115 R)
• M32: 6,818,222 km (0.056 R)
• M33: 6,929,673 km (0.055 R)
• M34: 7,296,337 km (0.059 R)
• M35: 7,496,499 km (0.115 R)
• M36: 7,683,945 km (0.09 R)
• M37: 7,756,350 km (0.059 R)
• M38: 7,916,719 km (0.119 R)
• M39: 8,137,077 km (0.116 R)
• M40: 8,434,178 km (0.072 R)
• M41: 8,523,937 km (0.053 R)
• M42: 8,765,089 km (0.101 R)
• M43: 8,840,785 km (0.115 R)
• M44: 8,932,040 km (0.065 R)
• M45: 9,238,417 km (0.093 R)
• M46: 9,501,709 km (0.067 R)
• M47: 9,642,032 km (0.114 R)
• M48: 9,767,395 km (0.105 R)
• M49: 9,908,914 km (0.074 R)
• M50: 10,418,145 km (0.105 R)
• M51: 10,498,479 km (0.094 R)
• M52: 10,838,067 km (0.084 R)
• M53: 10,952,210 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.4

Radius: 12.8

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.67 AU - 2.75 AU

Year: 2121 Days

Day: 5.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 28,805,651 km

• M1: 192,682 km (0.106 R)
• M2: 356,492 km (0.077 R)
• M3: 437,574 km (0.074 R)
• M4: 631,752 km (0.083 R)
• M5: 744,399 km (0.104 R)
• M6: 916,437 km (0.107 R)
• M7: 1,015,770 km (0.067 R)
• M8: 1,285,046 km (0.117 R)
• M9: 1,371,513 km (0.114 R)
• M10: 1,514,080 km (0.056 R)
• M11: 1,596,508 km (0.075 R)
• M12: 1,680,582 km (0.046 R)
• M13: 1,785,451 km (0.084 R)
• M14: 1,942,080 km (0.066 R)
• M15: 2,186,074 km (0.104 R)
• M16: 2,322,357 km (0.078 R)
• M17: 2,527,007 km (0.026 R)
• M18: 2,659,252 km (0.066 R)
• M19: 2,760,081 km (0.064 R)
• M20: 2,919,552 km (0.115 R)
• M21: 3,023,672 km (0.072 R)
• M22: 3,176,412 km (0.119 R)
• M23: 3,259,738 km (0.06 R)
• M24: 3,428,634 km (0.112 R)
• M25: 3,625,205 km (0.094 R)
• M26: 3,737,553 km (0.106 R)
• M27: 3,863,664 km (0.032 R)
• M28: 4,185,300 km (0.092 R)
• M29: 4,316,497 km (0.113 R)
• M30: 4,515,761 km (0.055 R)
• M31: 4,677,477 km (0.106 R)
• M32: 4,813,611 km (0.11 R)
• M33: 4,909,802 km (0.095 R)
• M34: 5,076,155 km (0.111 R)
• M35: 5,329,275 km (0.036 R)
• M36: 5,572,072 km (0.063 R)
• M37: 5,673,200 km (0.04 R)
• M38: 5,877,252 km (0.06 R)
• M39: 6,398,002 km (0.053 R)
• M40: 7,058,177 km (0.102 R)
• M41: 7,262,079 km (0.117 R)
• M42: 7,724,037 km (0.078 R)
• M43: 8,031,910 km (0.095 R)
• M44: 8,310,760 km (0.073 R)
• M45: 8,426,549 km (0.112 R)
• M46: 8,592,902 km (0.088 R)
• M47: 9,217,772 km (0.112 R)
• M48: 9,354,953 km (0.07 R)
• M49: 9,492,733 km (0.066 R)
• M50: 9,631,111 km (0.089 R)
• M51: 9,752,884 km (0.096 R)
• M52: 9,840,099 km (0.081 R)
• M53: 9,927,614 km (0.087 R)
• M54: 10,032,931 km (0.101 R)
• M55: 10,227,109 km (0.111 R)
• M56: 10,333,473 km (0.062 R)
• M57: 10,511,644 km (0.081 R)
• M58: 10,672,910 km (0.106 R)
• M59: 10,871,128 km (0.111 R)
• M60: 10,961,634 km (0.072 R)
• M61: 11,125,145 km (0.084 R)
• M62: 11,417,908 km (0.062 R)
• M63: 11,657,564 km (0.098 R)
• M64: 11,992,364 km (0.094 R)
• M65: 12,690,238 km (0.115 R)
• M66: 12,919,571 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.8

Radius: 12.3

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.18 AU - 3.46 AU

Year: 3058 Days

Day: 9.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 28,805,651 km

• M1: 153,487 km (0.088 R)
• M2: 230,082 km (0.05 R)
• M3: 359,932 km (0.034 R)
• M4: 936,034 km (0.086 R)
• M5: 1,023,997 km (0.098 R)
• M6: 1,286,242 km (0.054 R)
• M7: 1,405,472 km (0.051 R)
• M8: 1,549,535 km (0.044 R)
• M9: 1,819,409 km (0.103 R)
• M10: 1,931,757 km (0.116 R)
• M11: 2,104,842 km (0.109 R)
• M12: 2,705,926 km (0.057 R)
• M13: 2,796,134 km (0.073 R)
• M14: 3,072,740 km (0.096 R)
• M15: 3,166,987 km (0.089 R)
• M16: 3,567,909 km (0.104 R)
• M17: 3,912,134 km (0.099 R)
• M18: 3,999,948 km (0.049 R)
• M19: 4,479,259 km (0.057 R)
• M20: 4,663,714 km (0.073 R)
• M21: 5,008,686 km (0.086 R)
• M22: 5,200,321 km (0.047 R)
• M23: 5,378,193 km (0.104 R)
• M24: 5,991,245 km (0.114 R)
• M25: 6,418,048 km (0.083 R)
• M26: 6,504,665 km (0.092 R)
• M27: 6,696,449 km (0.078 R)
• M28: 6,872,526 km (0.116 R)
• M29: 7,337,476 km (0.115 R)
• M30: 7,775,798 km (0.069 R)
• M31: 7,886,800 km (0.035 R)
• M32: 7,998,250 km (0.108 R)
• M33: 8,241,496 km (0.076 R)
• M34: 9,005,493 km (0.096 R)
• M35: 9,083,134 km (0.089 R)
• M36: 9,514,275 km (0.096 R)
• M37: 9,593,412 km (0.12 R)
• M38: 9,672,699 km (0.093 R)
• M39: 9,892,010 km (0.118 R)
• M40: 10,133,161 km (0.108 R)
• M41: 10,662,289 km (0.042 R)
• M42: 10,785,707 km (0.113 R)
• M43: 10,888,780 km (0.089 R)
• M44: 11,075,478 km (0.077 R)
• M45: 11,158,655 km (0.106 R)
• M46: 11,263,074 km (0.119 R)
• M47: 11,409,830 km (0.106 R)
• M48: 11,811,201 km (0.105 R)
• M49: 12,649,547 km (0.111 R)
• M50: 13,108,962 km (0.098 R)
• M51: 13,219,216 km (0.094 R)
• M52: 13,329,769 km (0.117 R)
• M53: 13,596,202 km (0.12 R)
• M54: 13,976,779 km (0.059 R)
• M55: 14,338,208 km (0.086 R)
• M56: 14,657,001 km (0.048 R)
• M57: 14,931,962 km (0.115 R)
• M58: 15,047,152 km (0.11 R)
• M59: 15,255,093 km (0.119 R)
• M60: 15,394,369 km (0.087 R)
• M61: 15,557,281 km (0.1 R)
• M62: 15,720,791 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.8

Radius: 9.3

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.43 AU - 4.63 AU

Year: 6225 Days

Day: 14.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 28,805,651 km

• M1: 135,087 km (0.091 R)
• M2: 216,468 km (0.053 R)
• M3: 391,797 km (0.1 R)
• M4: 534,064 km (0.107 R)
• M5: 596,297 km (0.044 R)
• M6: 661,372 km (0.11 R)
• M7: 859,739 km (0.064 R)
• M8: 1,327,980 km (0.106 R)
• M9: 1,445,265 km (0.115 R)
• M10: 1,505,254 km (0.082 R)
• M11: 1,596,957 km (0.064 R)
• M12: 1,982,321 km (0.107 R)
• M13: 2,066,246 km (0.104 R)
• M14: 2,272,691 km (0.086 R)
• M15: 2,650,126 km (0.11 R)
• M16: 2,912,820 km (0.114 R)
• M17: 3,282,925 km (0.11 R)
• M18: 3,362,811 km (0.056 R)
• M19: 3,751,017 km (0.083 R)
• M20: 3,876,530 km (0.025 R)
• M21: 3,939,810 km (0.099 R)
• M22: 4,088,959 km (0.077 R)
• M23: 4,240,052 km (0.062 R)
• M24: 5,068,675 km (0.103 R)
• M25: 5,207,801 km (0.096 R)
• M26: 5,277,813 km (0.07 R)
• M27: 6,191,856 km (0.094 R)
• M28: 6,290,890 km (0.1 R)
• M29: 6,641,697 km (0.099 R)
• M30: 7,180,099 km (0.079 R)
• M31: 8,054,349 km (0.094 R)
• M32: 8,545,330 km (0.077 R)
• M33: 8,961,810 km (0.088 R)
• M34: 9,328,175 km (0.066 R)
• M35: 9,413,446 km (0.078 R)
• M36: 9,872,562 km (0.061 R)
• M37: 10,962,083 km (0.11 R)
• M38: 11,112,279 km (0.113 R)
• M39: 11,934,918 km (0.036 R)
• M40: 12,213,469 km (0.118 R)
• M41: 13,189,446 km (0.113 R)
• M42: 13,445,408 km (0.111 R)
• M43: 13,541,749 km (0.082 R)
• M44: 13,799,955 km (0.053 R)
• M45: 14,915,357 km (0.062 R)
• M46: 15,618,766 km (0.061 R)
• M47: 15,720,043 km (0.091 R)
• M48: 16,264,430 km (0.093 R)
• M49: 16,504,535 km (0.101 R)
• M50: 16,849,507 km (0.12 R)
• M51: 17,581,789 km (0.104 R)
• M52: 17,687,255 km (0.105 R)
• M53: 17,898,787 km (0.119 R)
• M54: 18,146,671 km (0.088 R)
• M55: 18,574,221 km (0.084 R)
• M56: 18,645,879 km (0.117 R)
• M57: 19,803,766 km (0.109 R)
• M58: 20,060,177 km (0.048 R)
• M59: 20,133,629 km (0.117 R)
• M60: 20,761,791 km (0.101 R)
• M61: 23,530,997 km (0.087 R)
• M62: 23,919,204 km (0.078 R)
• M63: 24,427,238 km (0.101 R)
• M64: 24,623,510 km (0.112 R)
• M65: 25,453,779 km (0.12 R)
• M66: 25,533,365 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.4

Radius: 3.8

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.01 AU - 7.81 AU

Year: 10479 Days

Day: 22.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 28,805,651 km

• M1: 89,908 km (0.109 R)
• M2: 122,521 km (0.04 R)
• M3: 174,880 km (0.097 R)
• M4: 294,857 km (0.119 R)
• M5: 459,415 km (0.096 R)
• M6: 534,812 km (0.058 R)
• M7: 710,291 km (0.063 R)
• M8: 1,039,705 km (0.084 R)
• M9: 1,096,403 km (0.091 R)
• M10: 1,668,166 km (0.096 R)
• M11: 1,819,260 km (0.118 R)
• M12: 1,870,572 km (0.064 R)
• M13: 1,939,836 km (0.066 R)
• M14: 2,581,012 km (0.088 R)
• M15: 2,638,757 km (0.089 R)
• M16: 2,834,580 km (0.12 R)
• M17: 2,914,167 km (0.089 R)
• M18: 4,194,575 km (0.071 R)
• M19: 4,285,381 km (0.11 R)
• M20: 5,131,506 km (0.112 R)
• M21: 5,748,747 km (0.053 R)
• M22: 7,213,759 km (0.105 R)
• M23: 7,295,290 km (0.086 R)
• M24: 8,440,761 km (0.054 R)
• M25: 8,469,334 km (0.074 R)
• M26: 8,990,234 km (0.106 R)
• M27: 9,284,044 km (0.089 R)
• M28: 10,644,936 km (0.114 R)
• M29: 10,675,902 km (0.042 R)
• M30: 10,893,268 km (0.077 R)
• M31: 11,143,545 km (0.111 R)
• M32: 11,459,047 km (0.112 R)
• M33: 11,713,663 km (0.036 R)
• M34: 11,970,074 km (0.094 R)
• M35: 12,066,714 km (0.081 R)
• M36: 12,228,280 km (0.056 R)
• M37: 13,080,239 km (0.096 R)
• M38: 13,883,430 km (0.101 R)
• M39: 14,291,085 km (0.104 R)
• M40: 14,599,406 km (0.115 R)
• M41: 14,668,071 km (0.104 R)
• M42: 15,083,205 km (0.1 R)
• M43: 15,118,062 km (0.056 R)
• M44: 15,292,194 km (0.089 R)
• M45: 15,677,857 km (0.085 R)
• M46: 16,530,266 km (0.103 R)
• M47: 17,507,289 km (0.052 R)
• M48: 19,251,900 km (0.102 R)
• M49: 19,440,692 km (0.096 R)
• M50: 20,202,145 km (0.114 R)
• M51: 20,663,655 km (0.105 R)
• M52: 20,895,831 km (0.069 R)
• M53: 20,973,322 km (0.072 R)
• M54: 21,597,145 km (0.109 R)
• M55: 21,990,139 km (0.113 R)
• M56: 22,663,629 km (0.04 R)
• M57: 24,030,953 km (0.052 R)
• M58: 24,438,159 km (0.094 R)
• M59: 24,929,737 km (0.103 R)
• M60: 25,094,295 km (0.059 R)
• M61: 25,135,584 km (0.034 R)
• M62: 25,176,723 km (0.114 R)
• M63: 25,341,879 km (0.098 R)
• M64: 25,424,607 km (0.103 R)
• M65: 26,760,067 km (0.102 R)
• M66: 27,266,755 km (0.067 R)
• M67: 27,351,577 km (0.104 R)
• M68: 27,861,855 km (0.095 R)
• M69: 28,203,836 km (0.111 R)
• M70: 28,805,668 km (0.06 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: 262 - 15,742 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit