🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.55 AU - 0.65 AU

Year: 300 Days

Day: 39.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.62 AU - 0.62 AU

Year: 315 Days

Day: 32.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.8

Radius: 9.8

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.77 AU - 0.85 AU

Year: 471 Days

Day: 13 Hours

Environment

Temp: -154 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 51,270,202 km

• M1: 124,166 km (0.116 R)
• M2: 242,498 km (0.107 R)
• M3: 311,612 km (0.091 R)
• M4: 373,845 km (0.072 R)
• M5: 438,172 km (0.064 R)
• M6: 549,323 km (0.104 R)
• M7: 744,399 km (0.088 R)
• M8: 862,432 km (0.067 R)
• M9: 933,491 km (0.076 R)
• M10: 1,051,673 km (0.119 R)
• M11: 1,249,441 km (0.1 R)
• M12: 1,314,367 km (0.055 R)
• M13: 1,380,639 km (0.085 R)
• M14: 1,493,735 km (0.113 R)
• M15: 1,586,485 km (0.116 R)
• M16: 1,675,197 km (0.059 R)
• M17: 1,747,453 km (0.061 R)
• M18: 1,907,672 km (0.077 R)
• M19: 1,970,653 km (0.06 R)
• M20: 2,059,963 km (0.119 R)
• M21: 2,390,275 km (0.057 R)
• M22: 2,575,627 km (0.053 R)
• M23: 2,816,030 km (0.118 R)
• M24: 2,880,806 km (0.061 R)
• M25: 3,012,153 km (0.115 R)
• M26: 3,123,005 km (0.068 R)
• M27: 3,235,353 km (0.114 R)
• M28: 3,311,050 km (0.086 R)
• M29: 3,394,824 km (0.045 R)
• M30: 3,479,497 km (0.067 R)
• M31: 3,881,018 km (0.099 R)
• M32: 3,969,579 km (0.091 R)
• M33: 4,116,036 km (0.114 R)
• M34: 4,198,165 km (0.113 R)
• M35: 4,264,287 km (0.114 R)
• M36: 4,599,985 km (0.115 R)
• M37: 4,883,473 km (0.092 R)
• M38: 4,979,365 km (0.072 R)
• M39: 5,324,039 km (0.114 R)
• M40: 5,503,706 km (0.109 R)
• M41: 5,585,386 km (0.109 R)
• M42: 5,658,240 km (0.086 R)
• M43: 5,804,846 km (0.093 R)
• M44: 5,915,698 km (0.117 R)
• M45: 6,008,598 km (0.11 R)
• M46: 6,101,948 km (0.111 R)
• M47: 6,186,470 km (0.115 R)
• M48: 6,375,562 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.6

Radius: 14.5

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.73 AU - 1.05 AU

Year: 542 Days

Day: 10.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 51,270,202 km

• M1: 189,989 km (0.069 R)
• M2: 329,115 km (0.074 R)
• M3: 506,987 km (0.097 R)
• M4: 707,598 km (0.069 R)
• M5: 927,507 km (0.114 R)
• M6: 1,049,279 km (0.106 R)
• M7: 1,160,131 km (0.074 R)
• M8: 1,382,733 km (0.057 R)
• M9: 1,524,552 km (0.103 R)
• M10: 1,626,278 km (0.054 R)
• M11: 1,717,384 km (0.104 R)
• M12: 1,823,598 km (0.063 R)
• M13: 1,959,732 km (0.095 R)
• M14: 2,106,488 km (0.054 R)
• M15: 2,235,441 km (0.041 R)
• M16: 2,337,467 km (0.095 R)
• M17: 2,433,808 km (0.083 R)
• M18: 2,699,942 km (0.03 R)
• M19: 3,088,897 km (0.096 R)
• M20: 3,369,393 km (0.109 R)
• M21: 3,461,994 km (0.104 R)
• M22: 3,667,093 km (0.04 R)
• M23: 3,858,578 km (0.092 R)
• M24: 3,955,667 km (0.03 R)
• M25: 4,071,456 km (0.1 R)
• M26: 4,233,769 km (0.104 R)
• M27: 4,343,125 km (0.068 R)
• M28: 4,434,978 km (0.079 R)
• M29: 4,705,302 km (0.064 R)
• M30: 4,847,270 km (0.096 R)
• M31: 4,961,862 km (0.106 R)
• M32: 5,164,567 km (0.066 R)
• M33: 5,399,735 km (0.058 R)
• M34: 5,548,435 km (0.11 R)
• M35: 5,809,633 km (0.065 R)
• M36: 5,992,891 km (0.079 R)
• M37: 6,095,515 km (0.062 R)
• M38: 6,490,902 km (0.096 R)
• M39: 6,628,233 km (0.099 R)
• M40: 6,884,045 km (0.097 R)
• M41: 7,285,117 km (0.091 R)
• M42: 7,394,772 km (0.113 R)
• M43: 7,538,237 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.9

Radius: 11.5

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.64 AU - 2.4 AU

Year: 1854 Days

Day: 14.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 51,270,202 km

• M1: 154,235 km (0.116 R)
• M2: 235,467 km (0.114 R)
• M3: 366,365 km (0.064 R)
• M4: 555,756 km (0.084 R)
• M5: 666,758 km (0.088 R)
• M6: 834,008 km (0.115 R)
• M7: 990,039 km (0.088 R)
• M8: 1,095,206 km (0.115 R)
• M9: 1,281,904 km (0.112 R)
• M10: 1,471,893 km (0.055 R)
• M11: 1,806,843 km (0.12 R)
• M12: 2,029,594 km (0.081 R)
• M13: 2,140,147 km (0.057 R)
• M14: 2,226,615 km (0.088 R)
• M15: 2,331,932 km (0.047 R)
• M16: 2,420,942 km (0.103 R)
• M17: 2,502,174 km (0.075 R)
• M18: 2,760,679 km (0.05 R)
• M19: 2,864,799 km (0.089 R)
• M20: 3,008,712 km (0.119 R)
• M21: 3,145,295 km (0.115 R)
• M22: 3,224,283 km (0.077 R)
• M23: 3,536,793 km (0.041 R)
• M24: 3,619,072 km (0.094 R)
• M25: 3,954,769 km (0.076 R)
• M26: 4,311,411 km (0.091 R)
• M27: 4,443,805 km (0.118 R)
• M28: 4,656,084 km (0.119 R)
• M29: 4,735,072 km (0.054 R)
• M30: 4,848,916 km (0.102 R)
• M31: 5,195,684 km (0.116 R)
• M32: 5,443,268 km (0.096 R)
• M33: 5,803,799 km (0.115 R)
• M34: 6,073,075 km (0.064 R)
• M35: 6,259,175 km (0.104 R)
• M36: 6,359,106 km (0.068 R)
• M37: 6,447,070 km (0.091 R)
• M38: 7,074,035 km (0.1 R)
• M39: 7,243,529 km (0.092 R)
• M40: 7,322,367 km (0.095 R)
• M41: 7,666,891 km (0.079 R)
• M42: 7,747,225 km (0.12 R)
• M43: 8,003,336 km (0.101 R)
• M44: 8,207,388 km (0.099 R)
• M45: 8,399,621 km (0.051 R)
• M46: 8,579,288 km (0.116 R)
• M47: 8,662,614 km (0.035 R)
• M48: 8,760,302 km (0.119 R)
• M49: 8,858,288 km (0.047 R)
• M50: 9,027,184 km (0.117 R)
• M51: 9,368,118 km (0.104 R)
• M52: 9,482,710 km (0.118 R)
• M53: 9,626,623 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.2

Radius: 14.9

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.93 AU - 3.93 AU

Year: 4102 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 51,270,202 km

• M1: 283,638 km (0.103 R)
• M2: 456,722 km (0.115 R)
• M3: 588,368 km (0.077 R)
• M4: 777,759 km (0.098 R)
• M5: 872,305 km (0.09 R)
• M6: 1,094,308 km (0.056 R)
• M7: 1,399,338 km (0.106 R)
• M8: 1,686,417 km (0.089 R)
• M9: 1,790,387 km (0.087 R)
• M10: 2,078,962 km (0.046 R)
• M11: 2,203,876 km (0.066 R)
• M12: 2,395,959 km (0.073 R)
• M13: 2,527,306 km (0.049 R)
• M14: 3,077,079 km (0.114 R)
• M15: 3,336,781 km (0.078 R)
• M16: 3,529,014 km (0.092 R)
• M17: 3,908,992 km (0.072 R)
• M18: 4,017,900 km (0.092 R)
• M19: 4,111,997 km (0.095 R)
• M20: 4,286,428 km (0.052 R)
• M21: 4,398,776 km (0.104 R)
• M22: 4,528,477 km (0.047 R)
• M23: 5,402,278 km (0.075 R)
• M24: 5,770,139 km (0.096 R)
• M25: 6,291,488 km (0.109 R)
• M26: 6,548,647 km (0.045 R)
• M27: 6,941,042 km (0.118 R)
• M28: 7,515,049 km (0.095 R)
• M29: 8,344,420 km (0.116 R)
• M30: 9,811,975 km (0.112 R)
• M31: 10,175,198 km (0.12 R)
• M32: 10,326,143 km (0.109 R)
• M33: 10,455,994 km (0.094 R)
• M34: 10,673,808 km (0.063 R)
• M35: 11,113,775 km (0.089 R)
• M36: 11,358,368 km (0.106 R)
• M37: 12,492,619 km (0.117 R)
• M38: 12,723,748 km (0.087 R)
• M39: 13,073,208 km (0.061 R)
• M40: 14,381,741 km (0.111 R)
• M41: 14,819,015 km (0.067 R)
• M42: 14,965,771 km (0.116 R)
• M43: 15,483,230 km (0.069 R)
• M44: 16,157,019 km (0.117 R)
• M45: 16,586,365 km (0.119 R)
• M46: 16,815,100 km (0.112 R)
• M47: 17,019,451 km (0.057 R)
• M48: 17,173,088 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.7

Radius: 13.8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.33 AU - 6.07 AU

Year: 7656 Days

Day: 12 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 51,270,202 km

• M1: 187,446 km (0.096 R)
• M2: 452,683 km (0.118 R)
• M3: 599,738 km (0.071 R)
• M4: 1,186,311 km (0.093 R)
• M5: 1,632,412 km (0.106 R)
• M6: 1,785,301 km (0.111 R)
• M7: 1,897,499 km (0.109 R)
• M8: 2,012,391 km (0.106 R)
• M9: 2,346,592 km (0.119 R)
• M10: 2,570,989 km (0.077 R)
• M11: 2,934,512 km (0.115 R)
• M12: 3,567,460 km (0.034 R)
• M13: 3,681,903 km (0.09 R)
• M14: 4,425,255 km (0.088 R)
• M15: 4,548,673 km (0.094 R)
• M16: 5,085,430 km (0.056 R)
• M17: 5,844,041 km (0.118 R)
• M18: 5,945,618 km (0.119 R)
• M19: 6,288,646 km (0.1 R)
• M20: 7,030,053 km (0.083 R)
• M21: 7,761,886 km (0.117 R)
• M22: 8,983,053 km (0.107 R)
• M23: 10,304,451 km (0.104 R)
• M24: 11,857,576 km (0.116 R)
• M25: 12,289,764 km (0.09 R)
• M26: 12,376,830 km (0.113 R)
• M27: 13,169,849 km (0.108 R)
• M28: 13,393,049 km (0.039 R)
• M29: 13,752,831 km (0.099 R)
• M30: 14,070,129 km (0.086 R)
• M31: 14,481,822 km (0.056 R)
• M32: 14,666,126 km (0.085 R)
• M33: 15,599,019 km (0.081 R)
• M34: 15,835,234 km (0.033 R)
• M35: 16,359,275 km (0.104 R)
• M36: 16,647,401 km (0.087 R)
• M37: 16,792,211 km (0.114 R)
• M38: 17,326,425 km (0.098 R)
• M39: 17,767,739 km (0.036 R)
• M40: 17,965,208 km (0.099 R)
• M41: 18,262,459 km (0.11 R)
• M42: 18,362,091 km (0.077 R)
• M43: 18,611,471 km (0.1 R)
• M44: 19,417,654 km (0.118 R)
• M45: 19,927,184 km (0.072 R)
• M46: 20,080,971 km (0.047 R)
• M47: 21,798,055 km (0.085 R)
• M48: 22,754,435 km (0.037 R)
• M49: 23,670,123 km (0.065 R)
• M50: 25,038,794 km (0.059 R)
• M51: 25,482,202 km (0.075 R)
• M52: 26,433,046 km (0.099 R)
• M53: 27,168,021 km (0.081 R)
• M54: 27,566,549 km (0.092 R)
• M55: 27,909,727 km (0.072 R)
• M56: 28,024,319 km (0.055 R)
• M57: 28,831,698 km (0.086 R)
• M58: 29,238,156 km (0.114 R)
• M59: 29,471,379 km (0.107 R)
• M60: 30,824,043 km (0.045 R)
• M61: 33,345,814 km (0.082 R)
• M62: 33,956,024 km (0.057 R)
• M63: 34,323,885 km (0.089 R)
• M64: 34,446,855 km (0.053 R)
• M65: 34,878,295 km (0.052 R)
• M66: 35,497,630 km (0.049 R)
• M67: 36,058,173 km (0.057 R)
• M68: 36,308,301 km (0.066 R)
• M69: 36,496,196 km (0.098 R)
• M70: 36,873,033 km (0.071 R)
• M71: 36,998,994 km (0.093 R)
• M72: 37,188,086 km (0.096 R)
• M73: 37,884,314 km (0.079 R)
• M74: 38,011,323 km (0.04 R)
• M75: 38,457,125 km (0.098 R)
• M76: 39,097,104 km (0.03 R)
• M77: 39,225,459 km (0.09 R)
• M78: 39,353,964 km (0.097 R)
• M79: 39,740,375 km (0.07 R)
• M80: 41,233,512 km (0.088 R)
• M81: 42,546,682 km (0.081 R)
• M82: 43,407,617 km (0.053 R)
• M83: 44,743,377 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.2

Radius: 3.4

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.97 AU - 9.67 AU

Year: 14120 Days

Day: 21.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 51,270,202 km

• M1: 99,632 km (0.031 R)
• M2: 227,688 km (0.04 R)
• M3: 458,517 km (0.117 R)
• M4: 600,935 km (0.066 R)
• M5: 832,662 km (0.112 R)
• M6: 858,542 km (0.095 R)
• M7: 1,687,614 km (0.107 R)
• M8: 2,151,367 km (0.116 R)
• M9: 2,350,931 km (0.078 R)
• M10: 3,413,973 km (0.105 R)
• M11: 3,753,859 km (0.082 R)
• M12: 3,840,477 km (0.049 R)
• M13: 3,906,000 km (0.051 R)
• M14: 4,580,238 km (0.101 R)
• M15: 4,603,426 km (0.073 R)
• M16: 4,672,839 km (0.068 R)
• M17: 4,789,525 km (0.099 R)
• M18: 5,121,184 km (0.09 R)
• M19: 5,217,375 km (0.112 R)
• M20: 6,572,283 km (0.117 R)
• M21: 6,624,493 km (0.084 R)
• M22: 7,944,993 km (0.104 R)
• M23: 8,084,119 km (0.113 R)
• M24: 8,421,612 km (0.108 R)
• M25: 8,563,431 km (0.104 R)
• M26: 9,081,040 km (0.114 R)
• M27: 10,146,027 km (0.101 R)
• M28: 10,846,893 km (0.1 R)
• M29: 11,249,909 km (0.08 R)
• M30: 11,815,988 km (0.113 R)
• M31: 13,535,915 km (0.103 R)
• M32: 13,768,838 km (0.115 R)
• M33: 15,994,107 km (0.104 R)
• M34: 18,291,332 km (0.067 R)
• M35: 19,515,491 km (0.045 R)
• M36: 19,740,935 km (0.117 R)
• M37: 22,081,095 km (0.079 R)
• M38: 22,394,352 km (0.09 R)
• M39: 22,906,725 km (0.074 R)
• M40: 23,822,563 km (0.101 R)
• M41: 25,402,616 km (0.08 R)
• M42: 26,557,811 km (0.085 R)
• M43: 26,849,227 km (0.064 R)
• M44: 27,099,953 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.2

Radius: 5.2

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.96 AU - 12.94 AU

Year: 21812 Days

Day: 15.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 51,270,202 km

• M1: 69,264 km (0.116 R)
• M2: 123,717 km (0.109 R)
• M3: 220,507 km (0.108 R)
• M4: 505,491 km (0.065 R)
• M5: 553,512 km (0.063 R)
• M6: 932,892 km (0.057 R)
• M7: 1,013,077 km (0.079 R)
• M8: 1,635,554 km (0.069 R)
• M9: 1,932,804 km (0.117 R)
• M10: 2,219,883 km (0.061 R)
• M11: 2,273,588 km (0.114 R)
• M12: 2,327,593 km (0.053 R)
• M13: 2,746,916 km (0.1 R)
• M14: 3,189,427 km (0.033 R)
• M15: 3,781,236 km (0.106 R)
• M16: 4,172,285 km (0.057 R)
• M17: 4,817,500 km (0.057 R)
• M18: 5,935,296 km (0.106 R)
• M19: 6,198,438 km (0.111 R)
• M20: 6,274,284 km (0.084 R)
• M21: 7,089,593 km (0.048 R)
• M22: 7,489,468 km (0.092 R)
• M23: 8,732,327 km (0.044 R)
• M24: 9,031,373 km (0.094 R)
• M25: 9,508,141 km (0.103 R)
• M26: 9,595,806 km (0.032 R)
• M27: 9,860,145 km (0.056 R)
• M28: 10,350,976 km (0.085 R)
• M29: 10,849,735 km (0.076 R)
• M30: 11,217,297 km (0.105 R)
• M31: 11,917,714 km (0.073 R)
• M32: 13,803,695 km (0.098 R)
• M33: 16,249,022 km (0.113 R)
• M34: 16,933,881 km (0.115 R)
• M35: 17,306,529 km (0.114 R)
• M36: 17,413,491 km (0.099 R)
• M37: 17,897,740 km (0.116 R)
• M38: 18,879,251 km (0.03 R)
• M39: 18,989,355 km (0.092 R)
• M40: 19,265,513 km (0.081 R)
• M41: 19,487,516 km (0.094 R)
• M42: 19,934,066 km (0.097 R)
• M43: 19,990,165 km (0.094 R)
• M44: 20,271,110 km (0.117 R)
• M45: 21,065,026 km (0.084 R)
• M46: 21,236,465 km (0.081 R)
• M47: 21,408,353 km (0.099 R)
• M48: 22,158,437 km (0.048 R)
• M49: 22,800,062 km (0.043 R)
• M50: 23,506,762 km (0.108 R)
• M51: 23,862,805 km (0.106 R)
• M52: 24,041,575 km (0.071 R)
• M53: 24,460,299 km (0.064 R)
• M54: 25,914,091 km (0.088 R)
• M55: 26,651,459 km (0.055 R)
• M56: 27,582,855 km (0.105 R)
• M57: 27,645,238 km (0.045 R)
• M58: 27,707,770 km (0.116 R)
• M59: 30,440,175 km (0.112 R)
• M60: 30,634,054 km (0.087 R)
• M61: 31,543,908 km (0.095 R)
• M62: 33,190,681 km (0.114 R)
• M63: 33,390,245 km (0.106 R)
• M64: 33,790,419 km (0.099 R)
• M65: 34,528,086 km (0.053 R)
• M66: 38,574,858 km (0.117 R)
• M67: 39,205,114 km (0.053 R)
• M68: 39,909,570 km (0.099 R)
• M69: 40,192,460 km (0.081 R)
• M70: 40,405,038 km (0.09 R)
• M71: 43,420,932 km (0.104 R)
• M72: 44,955,806 km (0.12 R)
• M73: 45,471,320 km (0.075 R)
• M74: 46,806,032 km (0.106 R)
• M75: 47,104,330 km (0.069 R)
• M76: 47,179,129 km (0.088 R)
• M77: 49,665,745 km (0.064 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: 175 - 19,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit