🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.42 AU - 0.62 AU

Year: 246 Days

Day: 32.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.46 AU - 0.74 AU

Year: 305 Days

Day: 38.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.4

Radius: 10.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.72 AU - 0.8 AU

Year: 435 Days

Day: 14 Hours

Environment

Temp: -133 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 37,745,489 km

• M1: 137,032 km (0.114 R)
• M2: 214,972 km (0.119 R)
• M3: 298,298 km (0.039 R)
• M4: 387,010 km (0.098 R)
• M5: 460,013 km (0.108 R)
• M6: 605,123 km (0.103 R)
• M7: 720,015 km (0.1 R)
• M8: 832,662 km (0.098 R)
• M9: 944,112 km (0.117 R)
• M10: 1,076,506 km (0.117 R)
• M11: 1,195,287 km (0.053 R)
• M12: 1,297,762 km (0.116 R)
• M13: 1,369,120 km (0.08 R)
• M14: 1,489,845 km (0.098 R)
• M15: 1,600,847 km (0.081 R)
• M16: 1,700,778 km (0.103 R)
• M17: 1,793,529 km (0.04 R)
• M18: 1,960,181 km (0.09 R)
• M19: 2,422,588 km (0.056 R)
• M20: 2,645,040 km (0.114 R)
• M21: 2,731,657 km (0.105 R)
• M22: 2,824,557 km (0.086 R)
• M23: 2,940,945 km (0.097 R)
• M24: 3,047,608 km (0.034 R)
• M25: 3,288,161 km (0.055 R)
• M26: 3,416,666 km (0.106 R)
• M27: 3,558,784 km (0.092 R)
• M28: 3,794,101 km (0.1 R)
• M29: 3,935,172 km (0.051 R)
• M30: 4,078,038 km (0.07 R)
• M31: 4,153,286 km (0.075 R)
• M32: 4,248,131 km (0.101 R)
• M33: 4,350,007 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.8

Radius: 9.6

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.89 AU - 1.03 AU

Year: 617 Days

Day: 9.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,745,489 km

• M1: 132,993 km (0.091 R)
• M2: 202,556 km (0.107 R)
• M3: 307,424 km (0.087 R)
• M4: 378,931 km (0.105 R)
• M5: 572,062 km (0.106 R)
• M6: 632,201 km (0.113 R)
• M7: 767,287 km (0.077 R)
• M8: 834,756 km (0.079 R)
• M9: 967,749 km (0.031 R)
• M10: 1,052,870 km (0.118 R)
• M11: 1,122,882 km (0.096 R)
• M12: 1,240,166 km (0.09 R)
• M13: 1,438,384 km (0.105 R)
• M14: 1,513,482 km (0.074 R)
• M15: 1,576,462 km (0.045 R)
• M16: 1,781,561 km (0.111 R)
• M17: 1,894,507 km (0.077 R)
• M18: 1,977,235 km (0.088 R)
• M19: 2,206,419 km (0.089 R)
• M20: 2,428,721 km (0.072 R)
• M21: 2,714,902 km (0.079 R)
• M22: 2,796,283 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.1

Radius: 11.9

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.88 AU - 1.12 AU

Year: 656 Days

Day: 5.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 37,745,489 km

• M1: 150,346 km (0.085 R)
• M2: 247,584 km (0.109 R)
• M3: 332,257 km (0.108 R)
• M4: 406,906 km (0.096 R)
• M5: 486,492 km (0.089 R)
• M6: 620,233 km (0.056 R)
• M7: 712,385 km (0.093 R)
• M8: 794,514 km (0.114 R)
• M9: 880,383 km (0.117 R)
• M10: 990,488 km (0.107 R)
• M11: 1,127,370 km (0.068 R)
• M12: 1,257,221 km (0.081 R)
• M13: 1,335,759 km (0.065 R)
• M14: 1,416,243 km (0.11 R)
• M15: 1,513,033 km (0.091 R)
• M16: 1,647,372 km (0.082 R)
• M17: 1,998,478 km (0.094 R)
• M18: 2,185,774 km (0.033 R)
• M19: 2,270,297 km (0.12 R)
• M20: 2,390,574 km (0.052 R)
• M21: 2,619,758 km (0.106 R)
• M22: 2,893,223 km (0.043 R)
• M23: 2,980,289 km (0.079 R)
• M24: 3,125,100 km (0.116 R)
• M25: 3,356,827 km (0.102 R)
• M26: 3,514,353 km (0.093 R)
• M27: 3,600,671 km (0.085 R)
• M28: 3,701,351 km (0.093 R)
• M29: 3,796,046 km (0.092 R)
• M30: 4,092,250 km (0.093 R)
• M31: 4,260,847 km (0.032 R)
• M32: 4,439,018 km (0.043 R)
• M33: 4,518,155 km (0.064 R)
• M34: 4,634,243 km (0.098 R)
• M35: 4,721,907 km (0.104 R)
• M36: 5,070,620 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.9

Radius: 14.5

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.12 AU - 1.8 AU

Year: 1157 Days

Day: 14.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 37,745,489 km

• M1: 181,313 km (0.046 R)
• M2: 278,402 km (0.063 R)
• M3: 371,152 km (0.05 R)
• M4: 487,240 km (0.111 R)
• M5: 672,293 km (0.078 R)
• M6: 781,350 km (0.108 R)
• M7: 910,901 km (0.105 R)
• M8: 1,027,289 km (0.066 R)
• M9: 1,171,501 km (0.089 R)
• M10: 1,292,226 km (0.11 R)
• M11: 1,481,617 km (0.108 R)
• M12: 1,613,413 km (0.079 R)
• M13: 2,087,937 km (0.099 R)
• M14: 2,284,359 km (0.111 R)
• M15: 2,438,296 km (0.119 R)
• M16: 2,546,305 km (0.064 R)
• M17: 2,746,617 km (0.06 R)
• M18: 3,292,649 km (0.098 R)
• M19: 3,445,389 km (0.109 R)
• M20: 3,826,714 km (0.06 R)
• M21: 4,080,731 km (0.069 R)
• M22: 4,209,983 km (0.099 R)
• M23: 4,388,304 km (0.082 R)
• M24: 5,127,018 km (0.108 R)
• M25: 5,343,486 km (0.057 R)
• M26: 5,472,290 km (0.118 R)
• M27: 5,588,976 km (0.087 R)
• M28: 5,811,877 km (0.073 R)
• M29: 5,931,107 km (0.045 R)
• M30: 6,064,548 km (0.103 R)
• M31: 6,185,423 km (0.096 R)
• M32: 6,307,196 km (0.034 R)
• M33: 6,457,242 km (0.068 R)
• M34: 6,691,214 km (0.089 R)
• M35: 7,026,612 km (0.047 R)
• M36: 7,139,558 km (0.116 R)
• M37: 7,496,648 km (0.069 R)
• M38: 7,626,649 km (0.097 R)
• M39: 7,757,398 km (0.094 R)
• M40: 7,859,573 km (0.037 R)
• M41: 8,095,040 km (0.083 R)
• M42: 8,437,470 km (0.056 R)
• M43: 8,602,925 km (0.114 R)
• M44: 8,693,731 km (0.117 R)
• M45: 8,860,831 km (0.059 R)
• M46: 8,967,794 km (0.081 R)
• M47: 9,555,863 km (0.087 R)
• M48: 9,744,207 km (0.073 R)
• M49: 10,429,365 km (0.107 R)
• M50: 10,753,245 km (0.088 R)
• M51: 10,998,435 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.6

Radius: 10.4

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.64 AU - 1.66 AU

Year: 1390 Days

Day: 10.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 37,745,489 km

• M1: 138,677 km (0.055 R)
• M2: 320,139 km (0.09 R)
• M3: 385,364 km (0.078 R)
• M4: 474,076 km (0.088 R)
• M5: 603,029 km (0.118 R)
• M6: 675,883 km (0.116 R)
• M7: 861,085 km (0.098 R)
• M8: 952,490 km (0.063 R)
• M9: 1,088,025 km (0.099 R)
• M10: 1,179,280 km (0.113 R)
• M11: 1,282,054 km (0.12 R)
• M12: 1,361,041 km (0.06 R)
• M13: 1,450,950 km (0.086 R)
• M14: 1,830,928 km (0.102 R)
• M15: 1,961,078 km (0.088 R)
• M16: 2,104,842 km (0.117 R)
• M17: 2,220,332 km (0.1 R)
• M18: 2,370,378 km (0.077 R)
• M19: 2,590,736 km (0.112 R)
• M20: 2,841,013 km (0.056 R)
• M21: 2,910,576 km (0.052 R)
• M22: 3,194,962 km (0.086 R)
• M23: 3,463,490 km (0.09 R)
• M24: 3,575,539 km (0.104 R)
• M25: 3,777,795 km (0.095 R)
• M26: 3,919,015 km (0.1 R)
• M27: 4,515,013 km (0.108 R)
• M28: 4,816,752 km (0.039 R)
• M29: 5,210,344 km (0.078 R)
• M30: 5,468,999 km (0.075 R)
• M31: 5,717,032 km (0.086 R)
• M32: 5,849,875 km (0.093 R)
• M33: 6,058,564 km (0.078 R)
• M34: 6,209,209 km (0.079 R)
• M35: 6,361,051 km (0.036 R)
• M36: 6,529,648 km (0.081 R)
• M37: 7,028,258 km (0.045 R)
• M38: 7,154,817 km (0.11 R)
• M39: 7,394,174 km (0.099 R)
• M40: 7,474,508 km (0.055 R)
• M41: 7,620,067 km (0.083 R)
• M42: 8,061,979 km (0.111 R)
• M43: 8,261,094 km (0.087 R)
• M44: 8,749,231 km (0.09 R)
• M45: 8,988,139 km (0.086 R)
• M46: 9,577,405 km (0.106 R)
• M47: 9,717,878 km (0.065 R)
• M48: 10,286,798 km (0.101 R)
• M49: 10,430,712 km (0.096 R)
• M50: 10,520,919 km (0.115 R)
• M51: 11,160,151 km (0.096 R)
• M52: 11,438,104 km (0.076 R)
• M53: 11,662,052 km (0.115 R)
• M54: 12,228,130 km (0.072 R)
• M55: 12,304,425 km (0.046 R)
• M56: 12,399,868 km (0.072 R)
• M57: 12,476,313 km (0.104 R)
• M58: 12,706,843 km (0.037 R)
• M59: 12,997,063 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.2

Radius: 10.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.95 AU - 3.81 AU

Year: 4076 Days

Day: 7.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 37,745,489 km

• M1: 212,579 km (0.065 R)
• M2: 452,234 km (0.106 R)
• M3: 555,906 km (0.094 R)
• M4: 676,182 km (0.054 R)
• M5: 798,404 km (0.119 R)
• M6: 920,177 km (0.118 R)
• M7: 1,031,178 km (0.078 R)
• M8: 1,110,764 km (0.055 R)
• M9: 1,276,818 km (0.117 R)
• M10: 1,441,226 km (0.051 R)
• M11: 1,602,642 km (0.114 R)
• M12: 1,685,669 km (0.078 R)
• M13: 1,878,052 km (0.118 R)
• M14: 1,976,936 km (0.099 R)
• M15: 2,088,985 km (0.068 R)
• M16: 2,249,503 km (0.117 R)
• M17: 2,366,638 km (0.094 R)
• M18: 2,510,103 km (0.093 R)
• M19: 2,619,608 km (0.054 R)
• M20: 2,793,142 km (0.107 R)
• M21: 2,868,689 km (0.037 R)
• M22: 3,310,002 km (0.086 R)
• M23: 3,484,434 km (0.055 R)
• M24: 3,856,633 km (0.086 R)
• M25: 3,955,218 km (0.057 R)
• M26: 4,026,127 km (0.117 R)
• M27: 4,416,728 km (0.096 R)
• M28: 4,789,376 km (0.101 R)
• M29: 5,172,047 km (0.096 R)
• M30: 5,422,324 km (0.104 R)
• M31: 5,580,749 km (0.105 R)
• M32: 5,853,615 km (0.096 R)
• M33: 6,016,228 km (0.099 R)
• M34: 6,098,208 km (0.104 R)
• M35: 6,379,302 km (0.113 R)
• M36: 6,954,356 km (0.103 R)
• M37: 7,178,753 km (0.08 R)
• M38: 7,248,166 km (0.106 R)
• M39: 7,335,382 km (0.111 R)
• M40: 7,440,549 km (0.043 R)
• M41: 8,045,523 km (0.062 R)
• M42: 8,117,779 km (0.095 R)
• M43: 8,208,435 km (0.096 R)
• M44: 8,777,805 km (0.102 R)
• M45: 8,908,104 km (0.11 R)
• M46: 9,057,852 km (0.055 R)
• M47: 9,645,921 km (0.114 R)
• M48: 9,761,261 km (0.042 R)
• M49: 10,148,869 km (0.106 R)
• M50: 10,541,414 km (0.034 R)
• M51: 10,799,321 km (0.103 R)
• M52: 10,879,206 km (0.039 R)
• M53: 11,039,276 km (0.059 R)
• M54: 11,160,001 km (0.102 R)
• M55: 11,483,731 km (0.109 R)
• M56: 11,605,952 km (0.028 R)
• M57: 11,708,277 km (0.112 R)
• M58: 11,810,752 km (0.08 R)
• M59: 12,016,599 km (0.068 R)
• M60: 12,244,586 km (0.105 R)
• M61: 12,369,500 km (0.118 R)
• M62: 12,515,657 km (0.077 R)
• M63: 12,641,469 km (0.096 R)
• M64: 13,000,354 km (0.111 R)
• M65: 13,577,054 km (0.078 R)
• M66: 13,857,849 km (0.109 R)
• M67: 14,424,975 km (0.053 R)
• M68: 14,578,911 km (0.089 R)
• M69: 14,689,314 km (0.087 R)
• M70: 14,799,867 km (0.068 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.6

Radius: 10.3

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.17 AU - 4.43 AU

Year: 5849 Days

Day: 7.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 37,745,489 km

• M1: 165,754 km (0.079 R)
• M2: 523,742 km (0.105 R)
• M3: 694,882 km (0.048 R)
• M4: 780,452 km (0.097 R)
• M5: 947,553 km (0.09 R)
• M6: 1,060,350 km (0.116 R)
• M7: 1,143,825 km (0.064 R)
• M8: 1,229,545 km (0.111 R)
• M9: 1,353,562 km (0.027 R)
• M10: 1,652,907 km (0.117 R)
• M11: 1,770,640 km (0.068 R)
• M12: 2,014,784 km (0.116 R)
• M13: 2,401,495 km (0.08 R)
• M14: 2,558,273 km (0.093 R)
• M15: 2,626,490 km (0.044 R)
• M16: 2,882,003 km (0.066 R)
• M17: 3,517,944 km (0.109 R)
• M18: 3,722,294 km (0.099 R)
• M19: 3,799,936 km (0.108 R)
• M20: 4,062,779 km (0.086 R)
• M21: 4,142,814 km (0.077 R)
• M22: 4,223,447 km (0.046 R)
• M23: 4,468,339 km (0.08 R)
• M24: 4,689,893 km (0.072 R)
• M25: 4,972,035 km (0.104 R)
• M26: 5,405,719 km (0.054 R)
• M27: 5,972,396 km (0.089 R)
• M28: 7,129,984 km (0.116 R)
• M29: 7,585,809 km (0.113 R)
• M30: 8,697,471 km (0.118 R)
• M31: 9,044,388 km (0.07 R)
• M32: 9,325,183 km (0.105 R)
• M33: 9,431,248 km (0.04 R)
• M34: 9,537,762 km (0.104 R)
• M35: 9,931,503 km (0.098 R)
• M36: 10,403,784 km (0.102 R)
• M37: 10,883,395 km (0.082 R)
• M38: 11,521,430 km (0.119 R)
• M39: 12,442,952 km (0.06 R)
• M40: 12,794,657 km (0.114 R)
• M41: 12,873,196 km (0.085 R)
• M42: 13,030,872 km (0.114 R)
• M43: 13,149,503 km (0.117 R)
• M44: 13,387,962 km (0.108 R)
• M45: 13,949,852 km (0.119 R)
• M46: 14,111,866 km (0.08 R)
• M47: 14,396,850 km (0.093 R)
• M48: 16,146,248 km (0.032 R)
• M49: 16,916,378 km (0.113 R)
• M50: 18,182,275 km (0.05 R)
• M51: 18,314,968 km (0.085 R)
• M52: 18,849,033 km (0.107 R)
• M53: 19,162,889 km (0.027 R)
• M54: 19,343,005 km (0.071 R)
• M55: 19,614,375 km (0.08 R)
• M56: 19,750,509 km (0.114 R)
• M57: 19,841,315 km (0.082 R)
• M58: 20,298,037 km (0.096 R)
• M59: 20,481,744 km (0.108 R)
• M60: 21,548,376 km (0.101 R)
• M61: 23,014,436 km (0.114 R)
• M62: 23,157,900 km (0.09 R)
• M63: 24,414,821 km (0.09 R)
• M64: 24,610,196 km (0.096 R)
• M65: 26,291,377 km (0.118 R)
• M66: 28,933,724 km (0.049 R)
• M67: 29,503,393 km (0.103 R)
• M68: 30,129,161 km (0.046 R)
• M69: 30,391,107 km (0.114 R)
• M70: 31,023,158 km (0.063 R)
• M71: 33,052,752 km (0.069 R)
• M72: 33,702,455 km (0.093 R)
• M73: 33,865,667 km (0.083 R)
• M74: 34,630,261 km (0.11 R)
• M75: 35,455,892 km (0.079 R)
• M76: 35,566,445 km (0.044 R)
• M77: 35,677,147 km (0.093 R)
• M78: 36,176,655 km (0.111 R)
• M79: 36,287,955 km (0.107 R)
• M80: 36,846,255 km (0.046 R)
• M81: 36,958,304 km (0.074 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 19,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit