🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.53 AU - 0.71 AU

Year: 320 Days

Day: 27.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.6 AU - 0.68 AU

Year: 336 Days

Day: 39.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,894,024 km

• M1: 189,391 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.2

Radius: 12

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.59 AU - 0.89 AU

Year: 418 Days

Day: 9.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,894,024 km

• M1: 151,243 km (0.073 R)
• M2: 226,342 km (0.096 R)
• M3: 318,195 km (0.119 R)
• M4: 394,340 km (0.1 R)
• M5: 495,917 km (0.117 R)
• M6: 653,743 km (0.076 R)
• M7: 821,442 km (0.102 R)
• M8: 900,130 km (0.105 R)
• M9: 1,010,683 km (0.032 R)
• M10: 1,086,081 km (0.062 R)
• M11: 1,170,304 km (0.117 R)
• M12: 1,264,102 km (0.093 R)
• M13: 1,393,205 km (0.113 R)
• M14: 1,492,987 km (0.118 R)
• M15: 1,603,091 km (0.081 R)
• M16: 1,739,823 km (0.098 R)
• M17: 1,815,669 km (0.119 R)
• M18: 1,900,940 km (0.083 R)
• M19: 2,054,577 km (0.079 R)
• M20: 2,169,319 km (0.057 R)
• M21: 2,268,801 km (0.037 R)
• M22: 2,374,417 km (0.12 R)
• M23: 2,544,959 km (0.047 R)
• M24: 2,627,238 km (0.08 R)
• M25: 2,756,939 km (0.083 R)
• M26: 2,841,462 km (0.119 R)
• M27: 2,927,032 km (0.101 R)
• M28: 3,042,222 km (0.053 R)
• M29: 3,129,737 km (0.109 R)
• M30: 3,208,276 km (0.106 R)
• M31: 3,302,523 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.2

Radius: 11.2

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.82 AU - 0.98 AU

Year: 560 Days

Day: 5.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,894,024 km

• M1: 142,567 km (0.119 R)
• M2: 219,011 km (0.092 R)
• M3: 326,123 km (0.107 R)
• M4: 418,874 km (0.095 R)
• M5: 514,467 km (0.084 R)
• M6: 590,463 km (0.043 R)
• M7: 677,678 km (0.063 R)
• M8: 863,030 km (0.033 R)
• M9: 941,419 km (0.078 R)
• M10: 1,061,846 km (0.082 R)
• M11: 1,150,707 km (0.075 R)
• M12: 1,271,881 km (0.052 R)
• M13: 1,353,711 km (0.073 R)
• M14: 1,518,568 km (0.076 R)
• M15: 1,591,871 km (0.069 R)
• M16: 1,666,520 km (0.085 R)
• M17: 1,776,026 km (0.046 R)
• M18: 1,848,730 km (0.071 R)
• M19: 2,201,781 km (0.111 R)
• M20: 2,359,757 km (0.091 R)
• M21: 2,565,304 km (0.079 R)
• M22: 2,743,027 km (0.097 R)
• M23: 2,856,272 km (0.097 R)
• M24: 2,976,848 km (0.108 R)
• M25: 3,087,401 km (0.104 R)
• M26: 3,282,776 km (0.098 R)
• M27: 3,385,101 km (0.088 R)
• M28: 3,519,140 km (0.12 R)
• M29: 3,623,859 km (0.098 R)
• M30: 3,735,908 km (0.072 R)
• M31: 3,855,436 km (0.058 R)
• M32: 3,957,163 km (0.109 R)
• M33: 4,066,220 km (0.111 R)
• M34: 4,221,951 km (0.092 R)
• M35: 4,293,908 km (0.104 R)
• M36: 4,366,313 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.4

Radius: 10.9

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.79 AU - 1.13 AU

Year: 617 Days

Day: 10.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 55,894,024 km

• M1: 160,070 km (0.082 R)
• M2: 228,137 km (0.062 R)
• M3: 300,542 km (0.06 R)
• M4: 469,588 km (0.057 R)
• M5: 552,016 km (0.096 R)
• M6: 649,853 km (0.116 R)
• M7: 764,595 km (0.111 R)
• M8: 881,431 km (0.085 R)
• M9: 953,537 km (0.117 R)
• M10: 1,027,737 km (0.073 R)
• M11: 1,262,905 km (0.115 R)
• M12: 1,429,707 km (0.113 R)
• M13: 1,583,344 km (0.066 R)
• M14: 1,679,834 km (0.109 R)
• M15: 1,799,513 km (0.107 R)
• M16: 1,878,500 km (0.098 R)
• M17: 1,988,305 km (0.107 R)
• M18: 2,176,200 km (0.09 R)
• M19: 2,299,469 km (0.079 R)
• M20: 2,642,646 km (0.044 R)
• M21: 2,716,697 km (0.05 R)
• M22: 2,816,330 km (0.088 R)
• M23: 2,976,698 km (0.097 R)
• M24: 3,122,856 km (0.09 R)
• M25: 3,201,245 km (0.085 R)
• M26: 3,333,190 km (0.059 R)
• M27: 3,431,326 km (0.073 R)
• M28: 3,530,211 km (0.104 R)
• M29: 3,648,542 km (0.078 R)
• M30: 3,805,171 km (0.119 R)
• M31: 3,917,071 km (0.062 R)
• M32: 4,106,162 km (0.084 R)
• M33: 4,493,471 km (0.093 R)
• M34: 4,572,309 km (0.105 R)
• M35: 4,681,516 km (0.071 R)
• M36: 4,801,643 km (0.103 R)
• M37: 4,983,853 km (0.113 R)
• M38: 5,065,533 km (0.061 R)
• M39: 5,240,713 km (0.098 R)
• M40: 5,470,345 km (0.03 R)
• M41: 5,682,026 km (0.063 R)
• M42: 5,896,400 km (0.076 R)
• M43: 6,102,696 km (0.101 R)
• M44: 6,190,210 km (0.103 R)
• M45: 6,410,867 km (0.114 R)
• M46: 6,848,740 km (0.108 R)
• M47: 6,916,957 km (0.107 R)
• M48: 7,008,211 km (0.089 R)
• M49: 7,077,026 km (0.074 R)
• M50: 7,192,067 km (0.102 R)
• M51: 7,284,668 km (0.073 R)
• M52: 7,588,202 km (0.101 R)
• M53: 8,051,357 km (0.109 R)
• M54: 8,147,399 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.8

Radius: 11.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.08 AU - 1.12 AU

Year: 757 Days

Day: 11.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,894,024 km

• M1: 215,720 km (0.09 R)
• M2: 286,630 km (0.088 R)
• M3: 360,232 km (0.086 R)
• M4: 469,139 km (0.109 R)
• M5: 589,116 km (0.107 R)
• M6: 667,356 km (0.092 R)
• M7: 891,005 km (0.062 R)
• M8: 979,716 km (0.036 R)
• M9: 1,060,350 km (0.084 R)
• M10: 1,135,897 km (0.072 R)
• M11: 1,264,700 km (0.112 R)
• M12: 1,337,106 km (0.09 R)
• M13: 1,431,801 km (0.103 R)
• M14: 1,580,502 km (0.082 R)
• M15: 1,654,702 km (0.082 R)
• M16: 1,820,307 km (0.093 R)
• M17: 1,926,073 km (0.093 R)
• M18: 2,086,292 km (0.11 R)
• M19: 2,202,230 km (0.076 R)
• M20: 2,435,453 km (0.078 R)
• M21: 2,542,416 km (0.061 R)
• M22: 2,619,758 km (0.048 R)
• M23: 2,782,221 km (0.079 R)
• M24: 2,985,973 km (0.116 R)
• M25: 3,078,724 km (0.048 R)
• M26: 3,166,987 km (0.106 R)
• M27: 3,239,243 km (0.099 R)
• M28: 3,379,865 km (0.112 R)
• M29: 3,482,489 km (0.113 R)
• M30: 3,562,972 km (0.105 R)
• M31: 3,778,693 km (0.089 R)
• M32: 3,891,190 km (0.073 R)
• M33: 3,968,832 km (0.055 R)
• M34: 4,137,877 km (0.119 R)
• M35: 4,211,030 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.6

Radius: 8.9

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.94 AU - 1.28 AU

Year: 767 Days

Day: 13.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 55,894,024 km

• M1: 113,545 km (0.066 R)
• M2: 173,982 km (0.111 R)
• M3: 238,758 km (0.076 R)
• M4: 387,458 km (0.075 R)
• M5: 502,798 km (0.119 R)
• M6: 579,243 km (0.119 R)
• M7: 719,566 km (0.099 R)
• M8: 781,050 km (0.108 R)
• M9: 965,804 km (0.072 R)
• M10: 1,110,914 km (0.083 R)
• M11: 1,183,170 km (0.077 R)
• M12: 1,269,637 km (0.076 R)
• M13: 1,364,632 km (0.095 R)
• M14: 1,455,587 km (0.09 R)
• M15: 1,562,101 km (0.076 R)
• M16: 1,650,663 km (0.108 R)
• M17: 1,818,512 km (0.058 R)
• M18: 1,890,169 km (0.089 R)
• M19: 2,021,516 km (0.118 R)
• M20: 2,080,906 km (0.105 R)
• M21: 2,355,718 km (0.106 R)
• M22: 2,561,415 km (0.096 R)
• M23: 2,642,048 km (0.083 R)
• M24: 2,897,711 km (0.117 R)
• M25: 3,075,433 km (0.072 R)
• M26: 3,135,571 km (0.085 R)
• M27: 3,230,716 km (0.116 R)
• M28: 3,397,517 km (0.077 R)
• M29: 3,459,600 km (0.109 R)
• M30: 3,648,393 km (0.046 R)
• M31: 3,831,351 km (0.049 R)
• M32: 4,008,026 km (0.032 R)
• M33: 4,073,700 km (0.114 R)
• M34: 4,350,007 km (0.08 R)
• M35: 4,408,051 km (0.061 R)
• M36: 4,662,068 km (0.083 R)
• M37: 4,860,884 km (0.039 R)
• M38: 4,971,287 km (0.095 R)
• M39: 5,225,603 km (0.043 R)
• M40: 5,307,882 km (0.108 R)
• M41: 5,411,404 km (0.107 R)
• M42: 5,567,883 km (0.116 R)
• M43: 5,651,808 km (0.045 R)
• M44: 5,715,237 km (0.108 R)
• M45: 6,046,148 km (0.11 R)
• M46: 6,328,588 km (0.11 R)
• M47: 6,504,665 km (0.096 R)
• M48: 6,604,297 km (0.059 R)
• M49: 6,693,308 km (0.054 R)
• M50: 6,850,236 km (0.077 R)
• M51: 7,053,540 km (0.042 R)
• M52: 7,454,911 km (0.041 R)
• M53: 7,652,380 km (0.085 R)
• M54: 7,875,281 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.4

Radius: 14

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.87 AU - 4.25 AU

Year: 4406 Days

Day: 11 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 55,894,024 km

• M1: 180,714 km (0.116 R)
• M2: 316,699 km (0.093 R)
• M3: 415,284 km (0.071 R)
• M4: 637,586 km (0.111 R)
• M5: 821,741 km (0.088 R)
• M6: 1,088,923 km (0.104 R)
• M7: 1,441,824 km (0.097 R)
• M8: 1,738,178 km (0.095 R)
• M9: 1,894,059 km (0.091 R)
• M10: 2,203,427 km (0.051 R)
• M11: 2,372,921 km (0.118 R)
• M12: 2,617,664 km (0.049 R)
• M13: 2,707,273 km (0.106 R)
• M14: 2,944,834 km (0.061 R)
• M15: 3,113,580 km (0.09 R)
• M16: 3,362,960 km (0.085 R)
• M17: 3,922,606 km (0.113 R)
• M18: 4,663,265 km (0.073 R)
• M19: 5,516,421 km (0.091 R)
• M20: 5,632,210 km (0.085 R)
• M21: 5,937,390 km (0.1 R)
• M22: 6,104,042 km (0.103 R)
• M23: 6,393,215 km (0.117 R)
• M24: 6,687,025 km (0.093 R)
• M25: 7,035,438 km (0.045 R)
• M26: 7,338,823 km (0.071 R)
• M27: 7,492,161 km (0.116 R)
• M28: 7,854,187 km (0.056 R)
• M29: 8,434,627 km (0.111 R)
• M30: 8,568,517 km (0.059 R)
• M31: 9,138,635 km (0.1 R)
• M32: 9,748,994 km (0.107 R)
• M33: 10,344,094 km (0.076 R)
• M34: 10,631,621 km (0.116 R)
• M35: 11,009,506 km (0.096 R)
• M36: 11,097,320 km (0.062 R)
• M37: 11,244,225 km (0.079 R)
• M38: 11,569,600 km (0.113 R)
• M39: 12,625,761 km (0.097 R)
• M40: 12,964,002 km (0.097 R)
• M41: 13,118,836 km (0.1 R)
• M42: 13,649,759 km (0.077 R)
• M43: 13,807,135 km (0.094 R)
• M44: 14,219,427 km (0.113 R)
• M45: 14,315,170 km (0.06 R)
• M46: 15,317,027 km (0.083 R)
• M47: 16,141,311 km (0.099 R)
• M48: 16,241,242 km (0.118 R)
• M49: 16,575,743 km (0.063 R)
• M50: 17,183,559 km (0.108 R)
• M51: 17,422,018 km (0.078 R)
• M52: 17,936,486 km (0.115 R)
• M53: 18,421,183 km (0.114 R)
• M54: 18,770,045 km (0.107 R)
• M55: 19,616,320 km (0.12 R)
• M56: 20,295,195 km (0.04 R)
• M57: 20,403,055 km (0.101 R)
• M58: 20,908,995 km (0.113 R)
• M59: 21,309,469 km (0.11 R)
• M60: 23,124,240 km (0.101 R)
• M61: 23,274,586 km (0.114 R)
• M62: 23,462,930 km (0.048 R)
• M63: 23,576,176 km (0.116 R)
• M64: 23,917,109 km (0.096 R)
• M65: 24,565,466 km (0.089 R)
• M66: 24,872,591 km (0.103 R)
• M67: 25,026,677 km (0.06 R)
• M68: 25,646,012 km (0.032 R)
• M69: 26,074,759 km (0.065 R)
• M70: 26,309,628 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.3

Radius: 4.7

Gravity: 9.25 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.87 AU - 12.59 AU

Year: 23057 Days

Day: 17.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 55,894,024 km

• M1: 106,065 km (0.075 R)
• M2: 720,613 km (0.061 R)
• M3: 1,092,513 km (0.103 R)
• M4: 1,182,422 km (0.077 R)
• M5: 2,123,392 km (0.096 R)
• M6: 2,235,890 km (0.096 R)
• M7: 2,797,331 km (0.056 R)
• M8: 2,920,898 km (0.108 R)
• M9: 3,302,223 km (0.085 R)
• M10: 3,834,792 km (0.049 R)
• M11: 4,146,105 km (0.111 R)
• M12: 4,609,858 km (0.08 R)
• M13: 4,866,419 km (0.078 R)
• M14: 5,052,518 km (0.112 R)
• M15: 5,279,010 km (0.066 R)
• M16: 5,585,984 km (0.064 R)
• M17: 5,741,716 km (0.107 R)
• M18: 6,338,163 km (0.111 R)
• M19: 6,664,436 km (0.085 R)
• M20: 7,163,943 km (0.064 R)
• M21: 7,290,652 km (0.112 R)
• M22: 7,503,530 km (0.086 R)
• M23: 7,546,465 km (0.118 R)
• M24: 7,892,036 km (0.08 R)
• M25: 8,198,562 km (0.093 R)
• M26: 8,778,253 km (0.09 R)
• M27: 9,695,737 km (0.058 R)
• M28: 9,789,086 km (0.088 R)
• M29: 9,929,858 km (0.059 R)
• M30: 11,225,824 km (0.058 R)
• M31: 11,818,681 km (0.076 R)
• M32: 12,370,996 km (0.112 R)
• M33: 12,931,838 km (0.052 R)
• M34: 13,086,223 km (0.091 R)
• M35: 13,657,538 km (0.042 R)
• M36: 14,396,252 km (0.039 R)
• M37: 15,202,136 km (0.066 R)
• M38: 15,528,558 km (0.095 R)
• M39: 17,082,282 km (0.106 R)
• M40: 18,049,581 km (0.12 R)
• M41: 19,034,384 km (0.098 R)
• M42: 19,268,655 km (0.1 R)
• M43: 19,917,909 km (0.116 R)
• M44: 20,454,367 km (0.11 R)
• M45: 20,935,175 km (0.117 R)
• M46: 21,055,900 km (0.082 R)
• M47: 21,237,512 km (0.048 R)
• M48: 21,358,986 km (0.03 R)
• M49: 21,663,417 km (0.115 R)
• M50: 22,030,530 km (0.054 R)
• M51: 22,523,455 km (0.089 R)
• M52: 24,403,601 km (0.103 R)
• M53: 24,785,674 km (0.05 R)
• M54: 24,849,553 km (0.097 R)
• M55: 24,913,431 km (0.073 R)
• M56: 26,073,413 km (0.058 R)
• M57: 29,251,470 km (0.104 R)
• M58: 29,657,179 km (0.071 R)
• M59: 29,928,700 km (0.109 R)
• M60: 30,611,165 km (0.068 R)
• M61: 32,409,481 km (0.083 R)
• M62: 32,689,229 km (0.076 R)
• M63: 34,526,590 km (0.108 R)
• M64: 34,883,830 km (0.066 R)
• M65: 35,673,856 km (0.097 R)
• M66: 36,469,867 km (0.111 R)
• M67: 36,906,543 km (0.043 R)
• M68: 37,271,711 km (0.115 R)
• M69: 37,858,584 km (0.102 R)
• M70: 38,300,645 km (0.095 R)
• M71: 38,596,251 km (0.083 R)
• M72: 38,744,502 km (0.101 R)
• M73: 40,311,091 km (0.071 R)
• M74: 40,837,975 km (0.054 R)
• M75: 41,215,709 km (0.113 R)
• M76: 43,737,481 km (0.095 R)
• M77: 44,356,217 km (0.057 R)
• M78: 44,977,946 km (0.075 R)
• M79: 45,289,858 km (0.084 R)
• M80: 46,387,308 km (0.118 R)
• M81: 47,414,297 km (0.098 R)
• M82: 48,608,387 km (0.103 R)
• M83: 50,539,546 km (0.062 R)
• M84: 50,863,725 km (0.075 R)
• M85: 51,514,476 km (0.054 R)
• M86: 52,004,259 km (0.052 R)
• M87: 52,495,538 km (0.071 R)
• M88: 55,475,827 km (0.112 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: 396 - 18,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit