🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.56 AU - 0.76 AU

Year: 346 Days

Day: 34.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.8

Radius: 12.1

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.58 AU - 0.84 AU

Year: 386 Days

Day: 14.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,884,906 km

• M1: 152,291 km (0.069 R)
• M2: 231,428 km (0.062 R)
• M3: 309,368 km (0.108 R)
• M4: 385,813 km (0.041 R)
• M5: 461,958 km (0.05 R)
• M6: 631,303 km (0.116 R)
• M7: 723,306 km (0.097 R)
• M8: 837,598 km (0.117 R)
• M9: 974,780 km (0.088 R)
• M10: 1,128,866 km (0.051 R)
• M11: 1,219,073 km (0.118 R)
• M12: 1,330,224 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.8

Radius: 10.7

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.7 AU - 0.84 AU

Year: 436 Days

Day: 13.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 22,884,906 km

• M1: 150,944 km (0.117 R)
• M2: 241,301 km (0.085 R)
• M3: 309,219 km (0.088 R)
• M4: 384,317 km (0.094 R)
• M5: 490,831 km (0.077 R)
• M6: 562,488 km (0.05 R)
• M7: 653,443 km (0.076 R)
• M8: 734,226 km (0.12 R)
• M9: 810,671 km (0.063 R)
• M10: 885,619 km (0.041 R)
• M11: 1,016,518 km (0.108 R)
• M12: 1,107,623 km (0.092 R)
• M13: 1,206,357 km (0.059 R)
• M14: 1,298,360 km (0.094 R)
• M15: 1,387,819 km (0.109 R)
• M16: 1,546,992 km (0.111 R)
• M17: 1,621,043 km (0.026 R)
• M18: 1,701,526 km (0.091 R)
• M19: 1,794,576 km (0.111 R)
• M20: 1,980,377 km (0.107 R)
• M21: 2,184,279 km (0.055 R)
• M22: 2,267,754 km (0.036 R)
• M23: 2,401,345 km (0.073 R)
• M24: 2,481,529 km (0.119 R)
• M25: 2,600,310 km (0.073 R)
• M26: 2,708,320 km (0.06 R)
• M27: 2,804,810 km (0.059 R)
• M28: 2,882,901 km (0.115 R)
• M29: 2,968,321 km (0.1 R)
• M30: 3,047,907 km (0.066 R)
• M31: 3,155,169 km (0.107 R)
• M32: 3,222,937 km (0.088 R)
• M33: 3,311,648 km (0.097 R)
• M34: 3,470,671 km (0.034 R)
• M35: 3,646,598 km (0.079 R)
• M36: 3,890,442 km (0.118 R)
• M37: 3,977,807 km (0.099 R)
• M38: 4,161,962 km (0.07 R)
• M39: 4,266,382 km (0.044 R)
• M40: 4,439,766 km (0.082 R)
• M41: 4,523,540 km (0.08 R)
• M42: 4,700,515 km (0.097 R)
• M43: 4,895,441 km (0.078 R)
• M44: 4,981,908 km (0.1 R)
• M45: 5,188,802 km (0.083 R)
• M46: 5,293,221 km (0.076 R)
• M47: 5,406,467 km (0.097 R)
• M48: 5,496,076 km (0.086 R)
• M49: 5,610,818 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.7

Radius: 14.6

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.68 AU - 1.12 AU

Year: 551 Days

Day: 7.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 22,884,906 km

• M1: 196,272 km (0.108 R)
• M2: 292,464 km (0.105 R)
• M3: 401,221 km (0.119 R)
• M4: 493,374 km (0.114 R)
• M5: 591,510 km (0.108 R)
• M6: 716,275 km (0.078 R)
• M7: 824,733 km (0.085 R)
• M8: 924,365 km (0.081 R)
• M9: 1,036,713 km (0.115 R)
• M10: 1,142,928 km (0.045 R)
• M11: 1,279,361 km (0.045 R)
• M12: 1,467,406 km (0.052 R)
• M13: 1,563,447 km (0.07 R)
• M14: 1,736,233 km (0.056 R)
• M15: 1,858,454 km (0.065 R)
• M16: 2,011,194 km (0.079 R)
• M17: 2,108,432 km (0.101 R)
• M18: 2,225,119 km (0.057 R)
• M19: 2,384,440 km (0.111 R)
• M20: 2,506,363 km (0.068 R)
• M21: 2,752,900 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.7

Radius: 8.5

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.83 AU - 1.35 AU

Year: 735 Days

Day: 7.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 22,884,906 km

• M1: 108,907 km (0.106 R)
• M2: 199,564 km (0.04 R)
• M3: 254,915 km (0.11 R)
• M4: 379,679 km (0.079 R)
• M5: 455,526 km (0.115 R)
• M6: 557,551 km (0.052 R)
• M7: 728,691 km (0.119 R)
• M8: 785,838 km (0.081 R)
• M9: 856,597 km (0.105 R)
• M10: 992,133 km (0.101 R)
• M11: 1,069,176 km (0.098 R)
• M12: 1,148,313 km (0.11 R)
• M13: 1,209,050 km (0.068 R)
• M14: 1,298,809 km (0.099 R)
• M15: 1,521,859 km (0.109 R)
• M16: 1,619,247 km (0.098 R)
• M17: 1,734,139 km (0.102 R)
• M18: 1,788,742 km (0.103 R)
• M19: 1,891,665 km (0.115 R)
• M20: 1,988,455 km (0.053 R)
• M21: 2,288,997 km (0.058 R)
• M22: 2,453,405 km (0.054 R)
• M23: 2,541,518 km (0.097 R)
• M24: 2,693,958 km (0.11 R)
• M25: 2,923,442 km (0.04 R)
• M26: 2,979,391 km (0.111 R)
• M27: 3,102,061 km (0.075 R)
• M28: 3,178,506 km (0.091 R)
• M29: 3,265,123 km (0.118 R)
• M30: 3,421,154 km (0.083 R)
• M31: 3,499,992 km (0.117 R)
• M32: 3,893,584 km (0.084 R)
• M33: 3,965,690 km (0.101 R)
• M34: 4,048,717 km (0.09 R)
• M35: 4,258,902 km (0.076 R)
• M36: 4,311,859 km (0.026 R)
• M37: 4,537,303 km (0.093 R)
• M38: 4,613,299 km (0.119 R)
• M39: 4,866,120 km (0.041 R)
• M40: 5,010,930 km (0.1 R)
• M41: 5,191,196 km (0.035 R)
• M42: 5,419,632 km (0.078 R)
• M43: 5,500,265 km (0.076 R)
• M44: 5,627,872 km (0.075 R)
• M45: 5,945,468 km (0.065 R)
• M46: 6,028,794 km (0.11 R)
• M47: 6,148,323 km (0.105 R)
• M48: 6,280,867 km (0.045 R)
• M49: 6,438,842 km (0.039 R)
• M50: 6,709,016 km (0.118 R)
• M51: 7,020,478 km (0.081 R)
• M52: 7,133,874 km (0.038 R)
• M53: 7,503,081 km (0.111 R)
• M54: 7,606,154 km (0.044 R)
• M55: 7,722,541 km (0.088 R)
• M56: 8,009,620 km (0.116 R)
• M57: 8,075,293 km (0.089 R)
• M58: 8,446,745 km (0.081 R)
• M59: 8,527,079 km (0.049 R)
• M60: 8,594,248 km (0.079 R)
• M61: 8,648,103 km (0.104 R)
• M62: 9,000,855 km (0.116 R)
• M63: 9,069,221 km (0.103 R)
• M64: 9,137,737 km (0.09 R)
• M65: 9,247,841 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.8

Radius: 13.8

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.4 AU - 1.64 AU

Year: 1210 Days

Day: 12 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 22,884,906 km

• M1: 181,462 km (0.099 R)
• M2: 274,961 km (0.077 R)
• M3: 372,648 km (0.109 R)
• M4: 468,989 km (0.088 R)
• M5: 560,244 km (0.108 R)
• M6: 653,294 km (0.117 R)
• M7: 851,511 km (0.04 R)
• M8: 1,138,889 km (0.091 R)
• M9: 1,254,977 km (0.114 R)
• M10: 1,391,859 km (0.098 R)
• M11: 1,797,269 km (0.044 R)
• M12: 2,249,503 km (0.078 R)
• M13: 2,358,261 km (0.114 R)
• M14: 2,550,494 km (0.104 R)
• M15: 2,853,879 km (0.069 R)
• M16: 2,982,982 km (0.117 R)
• M17: 3,092,038 km (0.119 R)
• M18: 3,336,930 km (0.071 R)
• M19: 3,427,586 km (0.109 R)
• M20: 3,917,220 km (0.118 R)
• M21: 4,025,080 km (0.083 R)
• M22: 4,158,372 km (0.111 R)
• M23: 4,655,336 km (0.108 R)
• M24: 4,808,076 km (0.107 R)
• M25: 5,210,793 km (0.081 R)
• M26: 5,356,352 km (0.077 R)
• M27: 5,530,035 km (0.106 R)
• M28: 6,286,103 km (0.078 R)
• M29: 6,455,447 km (0.058 R)
• M30: 6,683,584 km (0.049 R)
• M31: 7,030,801 km (0.076 R)
• M32: 7,369,191 km (0.038 R)
• M33: 7,803,474 km (0.107 R)
• M34: 8,031,461 km (0.084 R)
• M35: 8,169,390 km (0.12 R)
• M36: 8,385,409 km (0.05 R)
• M37: 8,571,958 km (0.105 R)
• M38: 8,697,171 km (0.116 R)
• M39: 8,901,971 km (0.109 R)
• M40: 9,188,301 km (0.054 R)
• M41: 9,639,638 km (0.093 R)
• M42: 9,786,244 km (0.089 R)
• M43: 9,950,054 km (0.113 R)
• M44: 10,647,928 km (0.085 R)
• M45: 10,867,089 km (0.083 R)
• M46: 10,985,869 km (0.056 R)
• M47: 11,585,757 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.7

Radius: 15

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.5 AU - 1.94 AU

Year: 1456 Days

Day: 9.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 22,884,906 km

• M1: 191,336 km (0.12 R)
• M2: 347,965 km (0.084 R)
• M3: 444,156 km (0.069 R)
• M4: 656,435 km (0.035 R)
• M5: 861,833 km (0.033 R)
• M6: 993,330 km (0.089 R)
• M7: 1,107,323 km (0.047 R)
• M8: 1,226,254 km (0.108 R)
• M9: 1,440,927 km (0.051 R)
• M10: 1,757,326 km (0.055 R)
• M11: 1,960,330 km (0.115 R)
• M12: 2,128,479 km (0.084 R)
• M13: 2,301,713 km (0.061 R)
• M14: 2,457,295 km (0.043 R)
• M15: 2,697,399 km (0.064 R)
• M16: 2,885,593 km (0.076 R)
• M17: 3,114,927 km (0.095 R)
• M18: 3,263,029 km (0.055 R)
• M19: 3,553,548 km (0.106 R)
• M20: 3,656,621 km (0.071 R)
• M21: 3,865,759 km (0.106 R)
• M22: 3,971,973 km (0.11 R)
• M23: 4,214,322 km (0.037 R)
• M24: 4,489,582 km (0.055 R)
• M25: 4,685,705 km (0.088 R)
• M26: 4,799,100 km (0.046 R)
• M27: 4,999,860 km (0.08 R)
• M28: 5,380,138 km (0.077 R)
• M29: 5,558,907 km (0.061 R)
• M30: 5,861,245 km (0.07 R)
• M31: 6,122,592 km (0.113 R)
• M32: 6,324,998 km (0.077 R)
• M33: 6,482,225 km (0.111 R)
• M34: 6,577,220 km (0.111 R)
• M35: 6,897,210 km (0.032 R)
• M36: 7,010,455 km (0.085 R)
• M37: 7,321,021 km (0.098 R)
• M38: 7,486,326 km (0.106 R)
• M39: 7,669,584 km (0.06 R)
• M40: 7,871,242 km (0.114 R)
• M41: 8,660,520 km (0.083 R)
• M42: 8,888,208 km (0.096 R)
• M43: 9,367,370 km (0.106 R)
• M44: 9,493,032 km (0.058 R)
• M45: 9,691,548 km (0.104 R)
• M46: 9,946,314 km (0.091 R)
• M47: 10,203,323 km (0.099 R)
• M48: 10,388,226 km (0.113 R)
• M49: 10,649,124 km (0.091 R)
• M50: 11,636,620 km (0.105 R)
• M51: 11,965,885 km (0.084 R)
• M52: 12,121,915 km (0.106 R)
• M53: 12,376,980 km (0.119 R)
• M54: 12,732,873 km (0.066 R)
• M55: 12,832,356 km (0.044 R)
• M56: 13,072,311 km (0.1 R)
• M57: 13,495,673 km (0.093 R)
• M58: 13,698,827 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486

Radius: 10.7

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.56 AU - 2 AU

Year: 1533 Days

Day: 9.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 22,884,906 km

• M1: 138,677 km (0.089 R)
• M2: 229,932 km (0.108 R)
• M3: 357,389 km (0.036 R)
• M4: 444,006 km (0.086 R)
• M5: 642,972 km (0.064 R)
• M6: 808,876 km (0.035 R)
• M7: 879,486 km (0.11 R)
• M8: 967,300 km (0.11 R)
• M9: 1,035,217 km (0.111 R)
• M10: 1,232,836 km (0.109 R)
• M11: 1,323,941 km (0.102 R)
• M12: 1,417,440 km (0.063 R)
• M13: 1,504,356 km (0.113 R)
• M14: 1,584,241 km (0.054 R)
• M15: 1,683,874 km (0.073 R)
• M16: 1,956,890 km (0.087 R)
• M17: 2,074,174 km (0.071 R)
• M18: 2,213,899 km (0.117 R)
• M19: 2,408,825 km (0.06 R)
• M20: 2,630,828 km (0.112 R)
• M21: 2,892,774 km (0.089 R)
• M22: 3,026,963 km (0.048 R)
• M23: 3,129,139 km (0.061 R)
• M24: 3,243,880 km (0.12 R)
• M25: 3,501,338 km (0.083 R)
• M26: 3,620,717 km (0.107 R)
• M27: 3,765,678 km (0.058 R)
• M28: 3,863,365 km (0.093 R)
• M29: 4,011,617 km (0.099 R)
• M30: 4,086,415 km (0.117 R)
• M31: 4,313,804 km (0.068 R)
• M32: 4,416,129 km (0.12 R)
• M33: 4,675,681 km (0.041 R)
• M34: 4,873,599 km (0.113 R)
• M35: 5,007,190 km (0.11 R)
• M36: 5,637,147 km (0.1 R)
• M37: 6,047,195 km (0.113 R)
• M38: 6,350,130 km (0.098 R)
• M39: 6,658,152 km (0.095 R)
• M40: 6,791,743 km (0.064 R)
• M41: 7,016,290 km (0.108 R)
• M42: 7,121,906 km (0.057 R)
• M43: 7,197,602 km (0.036 R)
• M44: 7,319,375 km (0.11 R)
• M45: 7,441,896 km (0.119 R)
• M46: 7,534,198 km (0.056 R)
• M47: 7,970,126 km (0.035 R)
• M48: 8,175,374 km (0.045 R)
• M49: 8,590,957 km (0.116 R)
• M50: 8,687,896 km (0.117 R)
• M51: 8,817,598 km (0.118 R)
• M52: 9,177,979 km (0.043 R)
• M53: 9,310,074 km (0.114 R)
• M54: 9,476,277 km (0.084 R)
• M55: 9,862,090 km (0.094 R)
• M56: 10,099,502 km (0.078 R)
• M57: 10,167,718 km (0.095 R)
• M58: 10,632,070 km (0.12 R)
• M59: 11,050,645 km (0.089 R)
• M60: 11,403,546 km (0.1 R)
• M61: 11,599,221 km (0.08 R)
• M62: 11,760,188 km (0.106 R)
• M63: 11,994,009 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.9

Radius: 10.4

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.69 AU - 3.69 AU

Year: 4577 Days

Day: 5.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 22,884,906 km

• M1: 133,142 km (0.092 R)
• M2: 198,516 km (0.067 R)
• M3: 284,834 km (0.113 R)
• M4: 383,719 km (0.039 R)
• M5: 497,712 km (0.075 R)
• M6: 587,471 km (0.076 R)
• M7: 859,739 km (0.078 R)
• M8: 993,779 km (0.073 R)
• M9: 1,075,309 km (0.087 R)
• M10: 1,159,234 km (0.118 R)
• M11: 1,451,249 km (0.048 R)
• M12: 1,823,897 km (0.095 R)
• M13: 2,073,726 km (0.085 R)
• M14: 2,366,339 km (0.116 R)
• M15: 2,541,817 km (0.084 R)
• M16: 2,672,117 km (0.119 R)
• M17: 2,838,320 km (0.111 R)
• M18: 2,973,856 km (0.093 R)
• M19: 3,094,133 km (0.041 R)
• M20: 3,286,516 km (0.098 R)
• M21: 3,428,933 km (0.097 R)
• M22: 3,609,797 km (0.104 R)
• M23: 3,738,301 km (0.051 R)
• M24: 4,287,176 km (0.084 R)
• M25: 4,541,492 km (0.058 R)
• M26: 5,044,590 km (0.079 R)
• M27: 5,250,736 km (0.091 R)
• M28: 5,354,856 km (0.096 R)
• M29: 5,821,452 km (0.107 R)
• M30: 5,929,312 km (0.037 R)
• M31: 6,037,920 km (0.088 R)
• M32: 6,190,958 km (0.083 R)
• M33: 6,323,203 km (0.075 R)
• M34: 6,523,365 km (0.091 R)
• M35: 6,612,974 km (0.088 R)
• M36: 6,770,800 km (0.092 R)
• M37: 7,159,455 km (0.08 R)
• M38: 7,251,906 km (0.107 R)
• M39: 7,531,804 km (0.074 R)
• M40: 7,815,292 km (0.075 R)
• M41: 8,198,861 km (0.098 R)
• M42: 8,490,427 km (0.119 R)
• M43: 8,760,751 km (0.104 R)
• M44: 9,084,032 km (0.109 R)
• M45: 9,209,395 km (0.119 R)
• M46: 9,461,766 km (0.059 R)
• M47: 9,537,911 km (0.069 R)
• M48: 10,285,003 km (0.092 R)
• M49: 10,943,982 km (0.105 R)
• M50: 11,211,463 km (0.089 R)
• M51: 11,535,342 km (0.072 R)
• M52: 12,164,551 km (0.093 R)
• M53: 12,413,781 km (0.066 R)
• M54: 12,664,806 km (0.107 R)
• M55: 13,086,822 km (0.09 R)
• M56: 13,257,064 km (0.04 R)
• M57: 13,714,235 km (0.096 R)
• M58: 15,206,025 km (0.118 R)
• M59: 15,474,703 km (0.069 R)
• M60: 15,986,328 km (0.064 R)
• M61: 16,259,493 km (0.08 R)
• M62: 16,687,493 km (0.07 R)
• M63: 16,841,130 km (0.115 R)
• M64: 17,119,083 km (0.108 R)
• M65: 17,867,670 km (0.111 R)
• M66: 18,119,593 km (0.065 R)
• M67: 18,754,487 km (0.086 R)
• M68: 18,946,421 km (0.079 R)
• M69: 19,203,280 km (0.067 R)
• M70: 19,429,023 km (0.112 R)
• M71: 20,801,734 km (0.057 R)
• M72: 21,499,907 km (0.037 R)
• M73: 21,835,006 km (0.046 R)
• M74: 21,969,494 km (0.077 R)
• M75: 22,442,673 km (0.078 R)
• M76: 22,680,384 km (0.036 R)
• M77: 22,884,884 km (0.113 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: 243 - 11,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit