🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.52 AU - 0.6 AU

Year: 271 Days

Day: 26.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.47 AU - 0.75 AU

Year: 308 Days

Day: 27.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,901,052 km

• M1: 151,692 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.3

Radius: 13.5

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.59 AU - 0.87 AU

Year: 403 Days

Day: 11.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 13,901,052 km

• M1: 182,210 km (0.106 R)
• M2: 271,969 km (0.065 R)
• M3: 513,869 km (0.114 R)
• M4: 712,684 km (0.077 R)
• M5: 875,297 km (0.085 R)
• M6: 996,920 km (0.054 R)
• M7: 1,090,120 km (0.107 R)
• M8: 1,226,852 km (0.046 R)
• M9: 1,441,076 km (0.098 R)
• M10: 1,597,556 km (0.072 R)
• M11: 1,744,610 km (0.104 R)
• M12: 1,880,595 km (0.12 R)
• M13: 1,982,172 km (0.077 R)
• M14: 2,124,290 km (0.085 R)
• M15: 2,230,504 km (0.078 R)
• M16: 2,338,514 km (0.063 R)
• M17: 2,553,935 km (0.056 R)
• M18: 2,745,719 km (0.097 R)
• M19: 2,930,024 km (0.091 R)
• M20: 3,074,087 km (0.103 R)
• M21: 3,201,394 km (0.095 R)
• M22: 3,421,902 km (0.066 R)
• M23: 3,514,054 km (0.117 R)
• M24: 3,864,263 km (0.102 R)
• M25: 3,995,161 km (0.092 R)
• M26: 4,085,518 km (0.066 R)
• M27: 4,204,747 km (0.069 R)
• M28: 4,332,205 km (0.117 R)
• M29: 4,482,700 km (0.111 R)
• M30: 4,569,467 km (0.109 R)
• M31: 4,811,068 km (0.093 R)
• M32: 4,914,888 km (0.083 R)
• M33: 5,011,977 km (0.093 R)
• M34: 5,170,102 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.8

Radius: 8.8

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.76 AU - 0.78 AU

Year: 436 Days

Day: 6.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 13,901,052 km

• M1: 125,662 km (0.094 R)
• M2: 199,414 km (0.045 R)
• M3: 272,418 km (0.045 R)
• M4: 330,163 km (0.039 R)
• M5: 388,057 km (0.063 R)
• M6: 473,926 km (0.082 R)
• M7: 529,128 km (0.095 R)
• M8: 590,014 km (0.105 R)
• M9: 674,088 km (0.06 R)
• M10: 788,381 km (0.108 R)
• M11: 913,145 km (0.069 R)
• M12: 980,165 km (0.119 R)
• M13: 1,111,063 km (0.057 R)
• M14: 1,204,562 km (0.076 R)
• M15: 1,354,310 km (0.095 R)
• M16: 1,450,052 km (0.047 R)
• M17: 1,548,039 km (0.104 R)
• M18: 1,614,610 km (0.083 R)
• M19: 1,687,165 km (0.087 R)
• M20: 1,962,425 km (0.08 R)
• M21: 2,045,152 km (0.08 R)
• M22: 2,192,955 km (0.069 R)
• M23: 2,268,203 km (0.079 R)
• M24: 2,338,813 km (0.06 R)
• M25: 2,465,672 km (0.083 R)
• M26: 2,521,622 km (0.083 R)
• M27: 2,589,240 km (0.109 R)
• M28: 2,663,141 km (0.097 R)
• M29: 2,877,665 km (0.109 R)
• M30: 2,948,424 km (0.042 R)
• M31: 3,103,857 km (0.077 R)
• M32: 3,194,663 km (0.062 R)
• M33: 3,280,382 km (0.118 R)
• M34: 3,416,516 km (0.12 R)
• M35: 3,497,748 km (0.091 R)
• M36: 3,586,160 km (0.095 R)
• M37: 3,662,455 km (0.09 R)
• M38: 3,720,050 km (0.035 R)
• M39: 3,855,586 km (0.083 R)
• M40: 3,953,573 km (0.094 R)
• M41: 4,145,058 km (0.109 R)
• M42: 4,211,928 km (0.106 R)
• M43: 4,272,216 km (0.087 R)
• M44: 4,414,334 km (0.095 R)
• M45: 4,475,819 km (0.097 R)
• M46: 4,551,216 km (0.119 R)
• M47: 4,675,532 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.7

Radius: 12.7

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.06 AU - 1.08 AU

Year: 715 Days

Day: 6.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 13,901,052 km

• M1: 205,099 km (0.105 R)
• M2: 329,863 km (0.043 R)
• M3: 432,338 km (0.084 R)
• M4: 526,136 km (0.051 R)
• M5: 633,846 km (0.045 R)
• M6: 723,156 km (0.069 R)
• M7: 817,403 km (0.083 R)
• M8: 952,340 km (0.102 R)
• M9: 1,063,641 km (0.053 R)
• M10: 1,159,982 km (0.097 R)
• M11: 1,273,227 km (0.038 R)
• M12: 1,376,300 km (0.111 R)
• M13: 1,554,771 km (0.106 R)
• M14: 1,688,212 km (0.026 R)
• M15: 1,794,726 km (0.112 R)
• M16: 1,895,854 km (0.059 R)
• M17: 1,990,998 km (0.112 R)
• M18: 2,153,162 km (0.094 R)
• M19: 2,260,873 km (0.11 R)
• M20: 2,379,205 km (0.088 R)
• M21: 2,604,349 km (0.054 R)
• M22: 2,882,153 km (0.077 R)
• M23: 3,057,332 km (0.092 R)
• M24: 3,283,673 km (0.094 R)
• M25: 3,545,021 km (0.106 R)
• M26: 3,633,583 km (0.058 R)
• M27: 4,047,071 km (0.11 R)
• M28: 4,202,055 km (0.119 R)
• M29: 4,348,661 km (0.082 R)
• M30: 4,433,183 km (0.075 R)
• M31: 4,636,188 km (0.112 R)
• M32: 4,875,095 km (0.081 R)
• M33: 5,162,623 km (0.104 R)
• M34: 5,297,261 km (0.079 R)
• M35: 5,399,137 km (0.07 R)
• M36: 5,512,981 km (0.049 R)
• M37: 5,673,649 km (0.119 R)
• M38: 5,941,130 km (0.116 R)
• M39: 6,153,559 km (0.062 R)
• M40: 6,380,349 km (0.118 R)
• M41: 6,537,128 km (0.059 R)
• M42: 6,634,217 km (0.09 R)
• M43: 7,139,708 km (0.093 R)
• M44: 7,239,789 km (0.11 R)
• M45: 7,530,308 km (0.11 R)
• M46: 7,657,765 km (0.108 R)
• M47: 7,747,375 km (0.103 R)
• M48: 8,200,955 km (0.106 R)
• M49: 8,371,646 km (0.119 R)
• M50: 8,517,056 km (0.11 R)
• M51: 8,610,105 km (0.111 R)
• M52: 8,743,397 km (0.09 R)
• M53: 8,850,659 km (0.085 R)
• M54: 9,093,456 km (0.102 R)
• M55: 9,174,837 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.7

Radius: 10.3

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.17 AU - 1.41 AU

Year: 946 Days

Day: 13.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 13,901,052 km

• M1: 133,890 km (0.078 R)
• M2: 244,144 km (0.059 R)
• M3: 353,799 km (0.098 R)
• M4: 423,960 km (0.092 R)
• M5: 550,520 km (0.062 R)
• M6: 619,186 km (0.056 R)
• M7: 719,865 km (0.076 R)
• M8: 845,078 km (0.076 R)
• M9: 964,906 km (0.1 R)
• M10: 1,063,790 km (0.075 R)
• M11: 1,131,708 km (0.068 R)
• M12: 1,229,545 km (0.097 R)
• M13: 1,337,555 km (0.086 R)
• M14: 1,441,375 km (0.056 R)
• M15: 1,532,630 km (0.092 R)
• M16: 1,633,758 km (0.083 R)
• M17: 1,721,124 km (0.114 R)
• M18: 1,843,046 km (0.1 R)
• M19: 2,035,429 km (0.099 R)
• M20: 2,147,178 km (0.117 R)
• M21: 2,261,022 km (0.048 R)
• M22: 2,431,115 km (0.103 R)
• M23: 2,513,244 km (0.102 R)
• M24: 2,784,166 km (0.088 R)
• M25: 2,947,377 km (0.035 R)
• M26: 3,044,915 km (0.119 R)
• M27: 3,243,431 km (0.08 R)
• M28: 3,313,892 km (0.069 R)
• M29: 3,538,588 km (0.074 R)
• M30: 3,673,825 km (0.095 R)
• M31: 3,747,427 km (0.114 R)
• M32: 3,821,478 km (0.069 R)
• M33: 3,906,748 km (0.105 R)
• M34: 3,992,618 km (0.114 R)
• M35: 4,622,724 km (0.066 R)
• M36: 4,702,310 km (0.111 R)
• M37: 4,805,233 km (0.105 R)
• M38: 5,130,459 km (0.054 R)
• M39: 5,319,401 km (0.055 R)
• M40: 5,438,780 km (0.096 R)
• M41: 5,826,687 km (0.093 R)
• M42: 6,111,073 km (0.041 R)
• M43: 6,488,808 km (0.087 R)
• M44: 6,809,545 km (0.088 R)
• M45: 6,939,247 km (0.096 R)
• M46: 7,017,487 km (0.099 R)
• M47: 7,188,028 km (0.113 R)
• M48: 7,280,480 km (0.055 R)
• M49: 7,373,230 km (0.101 R)
• M50: 7,573,392 km (0.064 R)
• M51: 7,640,562 km (0.033 R)
• M52: 8,047,617 km (0.093 R)
• M53: 8,198,562 km (0.053 R)
• M54: 8,336,790 km (0.031 R)
• M55: 8,629,254 km (0.115 R)
• M56: 9,195,931 km (0.08 R)
• M57: 9,325,034 km (0.09 R)
• M58: 9,469,396 km (0.117 R)
• M59: 9,833,218 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.5

Radius: 10.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.33 AU - 1.79 AU

Year: 1258 Days

Day: 9.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 13,901,052 km

• M1: 144,212 km (0.059 R)
• M2: 235,168 km (0.069 R)
• M3: 349,909 km (0.057 R)
• M4: 434,133 km (0.102 R)
• M5: 517,908 km (0.053 R)
• M6: 603,328 km (0.102 R)
• M7: 909,256 km (0.088 R)
• M8: 997,818 km (0.073 R)
• M9: 1,077,254 km (0.086 R)
• M10: 1,302,249 km (0.059 R)
• M11: 1,396,646 km (0.086 R)
• M12: 1,599,800 km (0.071 R)
• M13: 1,723,517 km (0.076 R)
• M14: 1,797,718 km (0.086 R)
• M15: 1,949,709 km (0.051 R)
• M16: 2,129,825 km (0.109 R)
• M17: 2,226,166 km (0.081 R)
• M18: 2,506,812 km (0.119 R)
• M19: 2,583,106 km (0.116 R)
• M20: 2,738,090 km (0.095 R)
• M21: 2,825,455 km (0.038 R)
• M22: 2,922,694 km (0.114 R)
• M23: 3,039,230 km (0.104 R)
• M24: 3,184,639 km (0.095 R)
• M25: 3,258,242 km (0.109 R)
• M26: 3,388,541 km (0.11 R)
• M27: 3,711,972 km (0.083 R)
• M28: 3,779,889 km (0.079 R)
• M29: 3,907,048 km (0.11 R)
• M30: 4,105,564 km (0.086 R)
• M31: 4,195,921 km (0.063 R)
• M32: 4,574,703 km (0.101 R)
• M33: 4,658,178 km (0.092 R)
• M34: 4,900,677 km (0.111 R)
• M35: 5,018,111 km (0.111 R)
• M36: 5,104,130 km (0.076 R)
• M37: 5,288,584 km (0.109 R)
• M38: 5,376,248 km (0.044 R)
• M39: 5,530,633 km (0.115 R)
• M40: 5,821,452 km (0.117 R)
• M41: 5,911,958 km (0.108 R)
• M42: 6,197,840 km (0.098 R)
• M43: 6,383,192 km (0.097 R)
• M44: 6,453,054 km (0.084 R)
• M45: 6,582,007 km (0.105 R)
• M46: 6,723,676 km (0.094 R)
• M47: 6,938,200 km (0.116 R)
• M48: 7,706,534 km (0.115 R)
• M49: 7,981,196 km (0.092 R)
• M50: 8,094,442 km (0.097 R)
• M51: 8,527,378 km (0.112 R)
• M52: 8,694,927 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.7

Radius: 12.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.74 AU - 1.86 AU

Year: 1559 Days

Day: 11.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 13,901,052 km

• M1: 154,385 km (0.113 R)
• M2: 248,632 km (0.106 R)
• M3: 382,971 km (0.045 R)
• M4: 485,445 km (0.114 R)
• M5: 578,944 km (0.116 R)
• M6: 672,293 km (0.054 R)
• M7: 787,483 km (0.096 R)
• M8: 876,793 km (0.076 R)
• M9: 1,204,113 km (0.086 R)
• M10: 1,387,371 km (0.088 R)
• M11: 1,528,591 km (0.089 R)
• M12: 1,706,762 km (0.067 R)
• M13: 1,903,184 km (0.078 R)
• M14: 1,992,943 km (0.114 R)
• M15: 2,223,623 km (0.045 R)
• M16: 2,390,574 km (0.042 R)
• M17: 2,598,964 km (0.105 R)
• M18: 3,060,024 km (0.064 R)
• M19: 3,658,566 km (0.086 R)
• M20: 3,828,060 km (0.099 R)
• M21: 3,985,886 km (0.091 R)
• M22: 4,072,952 km (0.071 R)
• M23: 4,293,309 km (0.046 R)
• M24: 4,397,429 km (0.111 R)
• M25: 4,577,994 km (0.03 R)
• M26: 4,900,078 km (0.109 R)
• M27: 5,118,940 km (0.074 R)
• M28: 6,722,330 km (0.099 R)
• M29: 6,826,300 km (0.046 R)
• M30: 6,948,372 km (0.091 R)
• M31: 7,194,610 km (0.117 R)
• M32: 7,283,172 km (0.109 R)
• M33: 7,515,498 km (0.114 R)
• M34: 7,804,671 km (0.032 R)
• M35: 8,005,580 km (0.104 R)
• M36: 8,189,735 km (0.1 R)
• M37: 8,356,687 km (0.103 R)
• M38: 8,562,384 km (0.086 R)
• M39: 9,131,753 km (0.08 R)
• M40: 9,227,795 km (0.118 R)
• M41: 9,440,374 km (0.075 R)
• M42: 9,557,060 km (0.113 R)
• M43: 10,167,569 km (0.091 R)
• M44: 10,447,317 km (0.108 R)
• M45: 10,547,847 km (0.115 R)
• M46: 10,709,412 km (0.027 R)
• M47: 11,240,335 km (0.103 R)
• M48: 11,322,764 km (0.109 R)
• M49: 11,758,841 km (0.081 R)
• M50: 12,073,745 km (0.059 R)
• M51: 12,158,118 km (0.07 R)
• M52: 12,391,491 km (0.12 R)
• M53: 12,970,285 km (0.066 R)
• M54: 13,143,370 km (0.068 R)
• M55: 13,295,660 km (0.06 R)
• M56: 13,470,241 km (0.031 R)
• M57: 13,777,814 km (0.072 R)
• M58: 13,888,218 km (0.09 R)
• M59: 13,998,770 km (0.105 R)
• M60: 14,087,631 km (0.112 R)
• M61: 14,736,737 km (0.077 R)
• M62: 14,962,779 km (0.076 R)
• M63: 15,076,324 km (0.118 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.6

Radius: 10.6

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.06 AU - 2.92 AU

Year: 2537 Days

Day: 12.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 13,901,052 km

• M1: 132,245 km (0.113 R)
• M2: 199,863 km (0.061 R)
• M3: 272,119 km (0.048 R)
• M4: 344,374 km (0.09 R)
• M5: 467,045 km (0.101 R)
• M6: 567,275 km (0.068 R)
• M7: 641,027 km (0.089 R)
• M8: 792,121 km (0.073 R)
• M9: 868,565 km (0.07 R)
• M10: 947,852 km (0.104 R)
• M11: 1,139,786 km (0.078 R)
• M12: 1,290,282 km (0.059 R)
• M13: 1,419,235 km (0.097 R)
• M14: 1,581,848 km (0.069 R)
• M15: 1,660,536 km (0.068 R)
• M16: 1,740,571 km (0.116 R)
• M17: 1,822,102 km (0.086 R)
• M18: 1,894,507 km (0.059 R)
• M19: 2,063,553 km (0.025 R)
• M20: 2,182,783 km (0.086 R)
• M21: 2,383,094 km (0.034 R)
• M22: 2,496,938 km (0.118 R)
• M23: 2,765,765 km (0.118 R)
• M24: 2,837,572 km (0.118 R)
• M25: 2,909,978 km (0.043 R)
• M26: 3,155,617 km (0.076 R)
• M27: 3,255,848 km (0.032 R)
• M28: 3,446,735 km (0.034 R)
• M29: 4,082,227 km (0.09 R)
• M30: 4,288,373 km (0.084 R)
• M31: 4,682,264 km (0.112 R)
• M32: 4,811,367 km (0.111 R)
• M33: 4,941,666 km (0.051 R)
• M34: 5,384,626 km (0.091 R)
• M35: 5,520,012 km (0.043 R)
• M36: 6,041,660 km (0.113 R)
• M37: 6,151,016 km (0.102 R)
• M38: 6,707,969 km (0.104 R)
• M39: 6,853,826 km (0.084 R)
• M40: 7,066,255 km (0.098 R)
• M41: 7,364,254 km (0.097 R)
• M42: 7,801,828 km (0.113 R)
• M43: 8,351,900 km (0.103 R)
• M44: 8,421,612 km (0.1 R)
• M45: 8,508,977 km (0.064 R)
• M46: 8,772,868 km (0.117 R)
• M47: 8,950,291 km (0.062 R)
• M48: 9,380,983 km (0.077 R)
• M49: 9,489,741 km (0.032 R)
• M50: 9,965,761 km (0.061 R)
• M51: 10,449,710 km (0.092 R)
• M52: 10,619,055 km (0.083 R)
• M53: 11,036,733 km (0.085 R)
• M54: 11,382,453 km (0.119 R)
• M55: 11,849,049 km (0.106 R)
• M56: 12,183,400 km (0.106 R)
• M57: 12,302,031 km (0.112 R)
• M58: 12,660,617 km (0.094 R)
• M59: 13,042,690 km (0.105 R)
• M60: 13,653,947 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 18,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit