🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.5 AU - 0.6 AU

Year: 268 Days

Day: 24.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,129,661 km

• M1: 260,599 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111

Radius: 14.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.6 AU - 0.82 AU

Year: 392 Days

Day: 11.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,129,661 km

• M1: 190,887 km (0.11 R)
• M2: 303,384 km (0.082 R)
• M3: 476,469 km (0.078 R)
• M4: 736,022 km (0.027 R)
• M5: 832,213 km (0.058 R)
• M6: 983,157 km (0.113 R)
• M7: 1,102,985 km (0.098 R)
• M8: 1,237,474 km (0.048 R)
• M9: 1,343,090 km (0.116 R)
• M10: 1,435,840 km (0.117 R)
• M11: 1,544,149 km (0.07 R)
• M12: 1,766,152 km (0.076 R)
• M13: 1,915,451 km (0.069 R)
• M14: 2,009,997 km (0.1 R)
• M15: 2,200,435 km (0.086 R)
• M16: 2,326,995 km (0.025 R)
• M17: 2,475,695 km (0.115 R)
• M18: 2,595,523 km (0.112 R)
• M19: 2,725,673 km (0.12 R)
• M20: 2,874,673 km (0.116 R)
• M21: 2,996,745 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.1

Radius: 9.9

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.55 AU - 0.89 AU

Year: 401 Days

Day: 11.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 26,129,661 km

• M1: 126,410 km (0.038 R)
• M2: 190,887 km (0.086 R)
• M3: 265,835 km (0.074 R)
• M4: 382,821 km (0.064 R)
• M5: 446,998 km (0.089 R)
• M6: 537,655 km (0.04 R)
• M7: 650,601 km (0.093 R)
• M8: 724,353 km (0.114 R)
• M9: 804,537 km (0.034 R)
• M10: 971,339 km (0.103 R)
• M11: 1,046,288 km (0.078 R)
• M12: 1,119,740 km (0.089 R)
• M13: 1,291,778 km (0.064 R)
• M14: 1,355,058 km (0.089 R)
• M15: 1,423,573 km (0.072 R)
• M16: 1,572,573 km (0.105 R)
• M17: 1,653,356 km (0.089 R)
• M18: 1,774,979 km (0.059 R)
• M19: 1,904,231 km (0.112 R)
• M20: 1,986,061 km (0.04 R)
• M21: 2,059,813 km (0.12 R)
• M22: 2,158,099 km (0.067 R)
• M23: 2,229,307 km (0.068 R)
• M24: 2,296,477 km (0.118 R)
• M25: 2,379,055 km (0.114 R)
• M26: 2,512,047 km (0.079 R)
• M27: 2,587,146 km (0.1 R)
• M28: 2,662,992 km (0.117 R)
• M29: 2,765,167 km (0.114 R)
• M30: 2,827,250 km (0.047 R)
• M31: 2,942,141 km (0.053 R)
• M32: 3,144,398 km (0.108 R)
• M33: 3,301,775 km (0.063 R)
• M34: 3,384,203 km (0.106 R)
• M35: 3,495,205 km (0.063 R)
• M36: 3,579,428 km (0.085 R)
• M37: 3,675,470 km (0.096 R)
• M38: 3,778,244 km (0.05 R)
• M39: 3,876,230 km (0.116 R)
• M40: 3,986,634 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.9

Radius: 9.1

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.92 AU - 1.06 AU

Year: 646 Days

Day: 13.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 26,129,661 km

• M1: 126,560 km (0.102 R)
• M2: 207,193 km (0.075 R)
• M3: 265,985 km (0.119 R)
• M4: 364,869 km (0.114 R)
• M5: 451,038 km (0.108 R)
• M6: 524,191 km (0.116 R)
• M7: 683,961 km (0.09 R)
• M8: 785,090 km (0.052 R)
• M9: 855,401 km (0.1 R)
• M10: 943,813 km (0.105 R)
• M11: 1,008,290 km (0.118 R)
• M12: 1,136,196 km (0.109 R)
• M13: 1,216,829 km (0.069 R)
• M14: 1,281,605 km (0.086 R)
• M15: 1,383,930 km (0.106 R)
• M16: 1,445,564 km (0.118 R)
• M17: 1,747,752 km (0.109 R)
• M18: 1,821,354 km (0.098 R)
• M19: 1,902,885 km (0.114 R)
• M20: 2,055,624 km (0.088 R)
• M21: 2,190,861 km (0.111 R)
• M22: 2,263,266 km (0.045 R)
• M23: 2,470,310 km (0.045 R)
• M24: 2,568,595 km (0.104 R)
• M25: 2,652,669 km (0.063 R)
• M26: 2,902,947 km (0.105 R)
• M27: 2,982,682 km (0.116 R)
• M28: 3,055,088 km (0.057 R)
• M29: 3,242,983 km (0.111 R)
• M30: 3,350,843 km (0.088 R)
• M31: 3,417,863 km (0.081 R)
• M32: 3,493,709 km (0.117 R)
• M33: 3,595,884 km (0.085 R)
• M34: 3,803,077 km (0.1 R)
• M35: 4,103,320 km (0.112 R)
• M36: 4,166,151 km (0.095 R)
• M37: 4,256,359 km (0.061 R)
• M38: 4,356,440 km (0.09 R)
• M39: 4,596,095 km (0.075 R)
• M40: 4,689,444 km (0.101 R)
• M41: 4,773,967 km (0.043 R)
• M42: 5,021,103 km (0.082 R)
• M43: 5,252,830 km (0.114 R)
• M44: 5,350,517 km (0.034 R)
• M45: 5,419,183 km (0.093 R)
• M46: 5,498,171 km (0.107 R)
• M47: 5,627,124 km (0.115 R)
• M48: 5,777,320 km (0.07 R)
• M49: 5,847,930 km (0.05 R)
• M50: 5,908,518 km (0.097 R)
• M51: 6,246,160 km (0.111 R)
• M52: 6,349,682 km (0.105 R)
• M53: 6,537,427 km (0.114 R)
• M54: 6,611,029 km (0.075 R)
• M55: 6,705,874 km (0.05 R)
• M56: 6,950,766 km (0.091 R)
• M57: 7,036,485 km (0.114 R)
• M58: 7,383,403 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.8

Radius: 13.4

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.6 AU - 2.36 AU

Year: 1828 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 26,129,661 km

• M1: 179,069 km (0.117 R)
• M2: 310,266 km (0.05 R)
• M3: 395,836 km (0.096 R)
• M4: 486,941 km (0.071 R)
• M5: 580,141 km (0.063 R)
• M6: 705,204 km (0.074 R)
• M7: 867,518 km (0.108 R)
• M8: 1,053,169 km (0.042 R)
• M9: 1,252,583 km (0.083 R)
• M10: 1,357,301 km (0.093 R)
• M11: 1,443,470 km (0.117 R)
• M12: 1,542,504 km (0.073 R)
• M13: 1,690,157 km (0.067 R)
• M14: 1,999,824 km (0.038 R)
• M15: 2,098,858 km (0.112 R)
• M16: 2,186,971 km (0.104 R)
• M17: 2,406,431 km (0.092 R)
• M18: 2,512,197 km (0.089 R)
• M19: 2,797,480 km (0.067 R)
• M20: 3,022,176 km (0.089 R)
• M21: 3,793,204 km (0.105 R)
• M22: 4,121,571 km (0.112 R)
• M23: 4,590,411 km (0.119 R)
• M24: 4,890,055 km (0.118 R)
• M25: 5,161,875 km (0.047 R)
• M26: 5,265,097 km (0.049 R)
• M27: 5,543,798 km (0.119 R)
• M28: 5,649,564 km (0.084 R)
• M29: 6,043,305 km (0.113 R)
• M30: 6,409,072 km (0.119 R)
• M31: 7,028,258 km (0.108 R)
• M32: 7,588,352 km (0.108 R)
• M33: 7,745,430 km (0.06 R)
• M34: 7,883,808 km (0.074 R)
• M35: 8,243,291 km (0.111 R)
• M36: 8,567,470 km (0.08 R)
• M37: 8,690,140 km (0.079 R)
• M38: 8,792,764 km (0.075 R)
• M39: 8,937,126 km (0.076 R)
• M40: 9,649,811 km (0.071 R)
• M41: 10,120,595 km (0.119 R)
• M42: 10,337,213 km (0.049 R)
• M43: 10,664,832 km (0.093 R)
• M44: 10,863,199 km (0.06 R)
• M45: 11,218,793 km (0.099 R)
• M46: 11,600,716 km (0.061 R)
• M47: 12,331,352 km (0.118 R)
• M48: 12,609,305 km (0.101 R)
• M49: 12,702,355 km (0.099 R)
• M50: 12,795,704 km (0.078 R)
• M51: 12,936,027 km (0.116 R)
• M52: 13,479,067 km (0.103 R)
• M53: 14,198,484 km (0.106 R)
• M54: 14,905,932 km (0.109 R)
• M55: 15,226,819 km (0.118 R)
• M56: 15,599,916 km (0.103 R)
• M57: 15,724,980 km (0.055 R)
• M58: 16,228,377 km (0.062 R)
• M59: 16,558,540 km (0.04 R)
• M60: 16,686,146 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591

Radius: 14.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.02 AU - 2.3 AU

Year: 2083 Days

Day: 6.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 26,129,661 km

• M1: 183,407 km (0.105 R)
• M2: 339,438 km (0.066 R)
• M3: 452,833 km (0.119 R)
• M4: 556,953 km (0.079 R)
• M5: 671,694 km (0.086 R)
• M6: 981,811 km (0.075 R)
• M7: 1,071,420 km (0.114 R)
• M8: 1,240,466 km (0.112 R)
• M9: 1,480,570 km (0.104 R)
• M10: 1,869,973 km (0.114 R)
• M11: 1,983,967 km (0.088 R)
• M12: 2,112,322 km (0.098 R)
• M13: 2,219,434 km (0.112 R)
• M14: 2,564,706 km (0.082 R)
• M15: 2,795,984 km (0.071 R)
• M16: 3,020,979 km (0.084 R)
• M17: 3,307,160 km (0.116 R)
• M18: 3,588,105 km (0.034 R)
• M19: 3,717,208 km (0.037 R)
• M20: 3,862,467 km (0.037 R)
• M21: 4,143,711 km (0.057 R)
• M22: 4,493,322 km (0.055 R)
• M23: 4,726,545 km (0.053 R)
• M24: 4,979,664 km (0.084 R)
• M25: 5,156,489 km (0.044 R)
• M26: 5,253,728 km (0.119 R)
• M27: 5,483,211 km (0.092 R)
• M28: 5,599,299 km (0.105 R)
• M29: 5,699,380 km (0.098 R)
• M30: 6,733,101 km (0.119 R)
• M31: 6,839,615 km (0.059 R)
• M32: 7,564,716 km (0.08 R)
• M33: 7,675,568 km (0.045 R)
• M34: 7,842,968 km (0.116 R)
• M35: 7,936,466 km (0.1 R)
• M36: 8,143,510 km (0.029 R)
• M37: 8,640,175 km (0.098 R)
• M38: 8,814,307 km (0.114 R)
• M39: 9,443,216 km (0.077 R)
• M40: 9,722,964 km (0.113 R)
• M41: 10,290,688 km (0.102 R)
• M42: 11,162,544 km (0.115 R)
• M43: 11,564,813 km (0.09 R)
• M44: 11,735,654 km (0.118 R)
• M45: 11,842,766 km (0.101 R)
• M46: 12,536,601 km (0.104 R)
• M47: 12,734,070 km (0.095 R)
• M48: 12,976,867 km (0.099 R)
• M49: 13,087,719 km (0.035 R)
• M50: 13,422,220 km (0.084 R)
• M51: 13,850,070 km (0.055 R)
• M52: 13,940,726 km (0.067 R)
• M53: 14,305,296 km (0.056 R)
• M54: 14,580,856 km (0.096 R)
• M55: 14,742,272 km (0.088 R)
• M56: 15,324,058 km (0.083 R)
• M57: 15,960,896 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.3

Radius: 5.9

Gravity: 22.82 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.68 AU - 8.72 AU

Year: 14017 Days

Day: 18.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 26,129,661 km

• M1: 75,397 km (0.12 R)
• M2: 189,092 km (0.069 R)
• M3: 400,773 km (0.041 R)
• M4: 468,391 km (0.088 R)
• M5: 596,297 km (0.068 R)
• M6: 715,227 km (0.103 R)
• M7: 1,093,411 km (0.109 R)
• M8: 1,367,325 km (0.089 R)
• M9: 1,445,714 km (0.073 R)
• M10: 1,525,599 km (0.109 R)
• M11: 1,802,804 km (0.084 R)
• M12: 2,035,728 km (0.066 R)
• M13: 2,466,420 km (0.096 R)
• M14: 2,724,925 km (0.109 R)
• M15: 3,128,989 km (0.111 R)
• M16: 3,302,971 km (0.117 R)
• M17: 3,408,737 km (0.041 R)
• M18: 3,587,806 km (0.109 R)
• M19: 4,257,406 km (0.103 R)
• M20: 4,606,418 km (0.071 R)
• M21: 5,045,637 km (0.099 R)
• M22: 5,708,056 km (0.059 R)
• M23: 6,309,889 km (0.114 R)
• M24: 6,841,709 km (0.082 R)
• M25: 7,022,274 km (0.106 R)
• M26: 7,526,718 km (0.108 R)
• M27: 8,570,163 km (0.108 R)
• M28: 8,960,763 km (0.111 R)
• M29: 9,158,382 km (0.057 R)
• M30: 9,357,197 km (0.078 R)
• M31: 10,064,795 km (0.041 R)
• M32: 10,115,958 km (0.096 R)
• M33: 10,270,043 km (0.075 R)
• M34: 10,789,298 km (0.073 R)
• M35: 12,343,021 km (0.067 R)
• M36: 12,839,237 km (0.06 R)
• M37: 13,285,936 km (0.044 R)
• M38: 14,136,849 km (0.068 R)
• M39: 14,194,295 km (0.071 R)
• M40: 15,475,750 km (0.109 R)
• M41: 15,653,323 km (0.08 R)
• M42: 16,430,783 km (0.115 R)
• M43: 16,611,946 km (0.11 R)
• M44: 17,037,253 km (0.098 R)
• M45: 17,220,660 km (0.105 R)
• M46: 17,527,784 km (0.116 R)
• M47: 18,085,186 km (0.066 R)
• M48: 19,791,948 km (0.085 R)
• M49: 19,984,630 km (0.08 R)
• M50: 22,013,027 km (0.119 R)
• M51: 22,212,890 km (0.107 R)
• M52: 22,346,332 km (0.108 R)
• M53: 23,288,349 km (0.061 R)
• M54: 25,419,820 km (0.079 R)
• M55: 27,972,259 km (0.086 R)
• M56: 28,044,365 km (0.059 R)
• M57: 28,188,577 km (0.056 R)
• M58: 28,841,123 km (0.086 R)
• M59: 29,132,689 km (0.03 R)
• M60: 30,086,974 km (0.064 R)
• M61: 31,650,122 km (0.093 R)
• M62: 33,239,450 km (0.099 R)
• M63: 33,775,010 km (0.08 R)
• M64: 34,313,413 km (0.115 R)
• M65: 34,777,167 km (0.076 R)
• M66: 34,854,658 km (0.044 R)
• M67: 35,476,686 km (0.056 R)
• M68: 36,337,921 km (0.059 R)
• M69: 36,652,825 km (0.051 R)
• M70: 37,443,898 km (0.105 R)
• M71: 38,001,150 km (0.095 R)
• M72: 38,962,616 km (0.105 R)
• M73: 39,204,216 km (0.066 R)
• M74: 43,304,096 km (0.107 R)
• M75: 43,387,422 km (0.104 R)
• M76: 45,913,531 km (0.107 R)
• M77: 48,227,362 km (0.118 R)
• M78: 50,228,233 km (0.107 R)
• M79: 50,491,226 km (0.102 R)
• M80: 53,413,920 km (0.079 R)
• M81: 54,400,368 km (0.095 R)
• M82: 54,490,276 km (0.114 R)
• M83: 54,580,334 km (0.113 R)
• M84: 55,392,651 km (0.102 R)
• M85: 55,483,157 km (0.116 R)
• M86: 58,866,762 km (0.066 R)
• M87: 58,959,064 km (0.101 R)
• M88: 59,329,020 km (0.12 R)
• M89: 60,816,621 km (0.098 R)
• M90: 62,693,176 km (0.084 R)
• M91: 62,787,573 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.2

Radius: 7.3

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.89 AU - 9.81 AU

Year: 17271 Days

Day: 21.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 26,129,661 km

• M1: 206,295 km (0.104 R)
• M2: 261,347 km (0.085 R)
• M3: 445,203 km (0.099 R)
• M4: 532,269 km (0.119 R)
• M5: 690,993 km (0.08 R)
• M6: 901,926 km (0.084 R)
• M7: 1,932,057 km (0.112 R)
• M8: 2,668,527 km (0.117 R)
• M9: 2,851,335 km (0.085 R)
• M10: 3,384,801 km (0.063 R)
• M11: 3,703,445 km (0.055 R)
• M12: 3,784,677 km (0.078 R)
• M13: 4,052,606 km (0.104 R)
• M14: 4,650,549 km (0.083 R)
• M15: 4,937,478 km (0.047 R)
• M16: 5,367,272 km (0.055 R)
• M17: 5,436,387 km (0.099 R)
• M18: 6,530,545 km (0.067 R)
• M19: 6,926,681 km (0.065 R)
• M20: 7,229,018 km (0.032 R)
• M21: 7,535,694 km (0.053 R)
• M22: 7,638,766 km (0.079 R)
• M23: 9,131,753 km (0.037 R)
• M24: 9,407,612 km (0.115 R)
• M25: 9,463,113 km (0.11 R)
• M26: 10,509,699 km (0.117 R)
• M27: 11,237,493 km (0.113 R)
• M28: 11,921,305 km (0.062 R)
• M29: 15,080,064 km (0.061 R)
• M30: 15,177,602 km (0.035 R)
• M31: 15,275,439 km (0.084 R)
• M32: 15,635,820 km (0.107 R)
• M33: 16,331,600 km (0.115 R)
• M34: 17,856,151 km (0.085 R)
• M35: 18,062,896 km (0.1 R)
• M36: 19,178,746 km (0.096 R)
• M37: 19,531,947 km (0.045 R)
• M38: 20,280,834 km (0.111 R)
• M39: 20,966,291 km (0.06 R)
• M40: 21,403,267 km (0.075 R)
• M41: 22,212,142 km (0.111 R)
• M42: 23,973,358 km (0.088 R)
• M43: 24,583,119 km (0.062 R)
• M44: 25,545,931 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 18,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit