🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.47 AU - 0.67 AU

Year: 282 Days

Day: 38.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.56 AU - 0.78 AU

Year: 360 Days

Day: 43.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.2

Radius: 11.5

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.65 AU - 1.07 AU

Year: 523 Days

Day: 9.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,154,811 km

• M1: 145,110 km (0.117 R)
• M2: 227,239 km (0.094 R)
• M3: 300,542 km (0.118 R)
• M4: 374,593 km (0.079 R)
• M5: 479,461 km (0.081 R)
• M6: 551,119 km (0.061 R)
• M7: 658,231 km (0.102 R)
• M8: 761,154 km (0.101 R)
• M9: 895,942 km (0.114 R)
• M10: 978,370 km (0.065 R)
• M11: 1,080,845 km (0.071 R)
• M12: 1,180,028 km (0.119 R)
• M13: 1,278,613 km (0.117 R)
• M14: 1,365,081 km (0.112 R)
• M15: 1,445,863 km (0.087 R)
• M16: 1,528,292 km (0.066 R)
• M17: 1,669,363 km (0.111 R)
• M18: 1,793,828 km (0.066 R)
• M19: 1,887,177 km (0.088 R)
• M20: 1,964,818 km (0.073 R)
• M21: 2,168,272 km (0.116 R)
• M22: 2,300,217 km (0.11 R)
• M23: 2,388,180 km (0.052 R)
• M24: 2,463,129 km (0.106 R)
• M25: 2,557,824 km (0.072 R)
• M26: 2,629,781 km (0.112 R)
• M27: 2,820,069 km (0.099 R)
• M28: 2,904,592 km (0.096 R)
• M29: 3,075,882 km (0.101 R)
• M30: 3,147,539 km (0.07 R)
• M31: 3,250,762 km (0.114 R)
• M32: 3,329,001 km (0.104 R)
• M33: 3,513,904 km (0.097 R)
• M34: 3,599,624 km (0.069 R)
• M35: 3,718,554 km (0.1 R)
• M36: 3,794,999 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.1

Radius: 11.5

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.55 AU - 2.07 AU

Year: 1597 Days

Day: 14.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 57,154,811 km

• M1: 159,322 km (0.041 R)
• M2: 350,358 km (0.118 R)
• M3: 456,274 km (0.111 R)
• M4: 616,044 km (0.038 R)
• M5: 714,779 km (0.091 R)
• M6: 954,285 km (0.073 R)
• M7: 1,071,270 km (0.104 R)
• M8: 1,265,448 km (0.108 R)
• M9: 1,490,743 km (0.107 R)
• M10: 1,698,983 km (0.113 R)
• M11: 1,843,046 km (0.048 R)
• M12: 1,916,798 km (0.028 R)
• M13: 2,155,107 km (0.03 R)
• M14: 2,232,898 km (0.115 R)
• M15: 2,403,140 km (0.106 R)
• M16: 2,484,073 km (0.12 R)
• M17: 2,636,812 km (0.097 R)
• M18: 2,877,964 km (0.099 R)
• M19: 3,101,313 km (0.042 R)
• M20: 3,177,160 km (0.108 R)
• M21: 3,291,901 km (0.057 R)
• M22: 3,434,169 km (0.097 R)
• M23: 3,578,531 km (0.088 R)
• M24: 3,982,445 km (0.066 R)
• M25: 4,065,023 km (0.049 R)
• M26: 4,401,020 km (0.043 R)
• M27: 4,673,587 km (0.082 R)
• M28: 4,775,314 km (0.111 R)
• M29: 5,189,999 km (0.101 R)
• M30: 5,447,606 km (0.096 R)
• M31: 5,678,286 km (0.114 R)
• M32: 5,927,965 km (0.074 R)
• M33: 6,085,941 km (0.064 R)
• M34: 6,213,248 km (0.051 R)
• M35: 6,912,918 km (0.079 R)
• M36: 7,012,550 km (0.064 R)
• M37: 7,432,920 km (0.04 R)
• M38: 8,227,733 km (0.049 R)
• M39: 8,368,804 km (0.11 R)
• M40: 8,581,831 km (0.109 R)
• M41: 8,706,895 km (0.071 R)
• M42: 8,904,664 km (0.062 R)
• M43: 9,140,430 km (0.081 R)
• M44: 9,562,595 km (0.059 R)
• M45: 9,692,296 km (0.103 R)
• M46: 10,085,140 km (0.106 R)
• M47: 10,578,664 km (0.095 R)
• M48: 10,674,556 km (0.092 R)
• M49: 10,886,387 km (0.083 R)
• M50: 11,275,192 km (0.104 R)
• M51: 11,412,223 km (0.083 R)
• M52: 11,569,750 km (0.055 R)
• M53: 11,906,644 km (0.041 R)
• M54: 12,146,450 km (0.069 R)
• M55: 12,590,306 km (0.109 R)
• M56: 12,773,265 km (0.101 R)
• M57: 13,162,817 km (0.094 R)
• M58: 13,327,973 km (0.056 R)
• M59: 13,556,110 km (0.116 R)
• M60: 13,785,743 km (0.098 R)
• M61: 14,121,889 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.9

Radius: 14.3

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.74 AU - 2.3 AU

Year: 1883 Days

Day: 10.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 57,154,811 km

• M1: 184,903 km (0.095 R)
• M2: 284,984 km (0.04 R)
• M3: 524,939 km (0.053 R)
• M4: 618,737 km (0.12 R)
• M5: 749,785 km (0.082 R)
• M6: 1,035,068 km (0.115 R)
• M7: 1,141,432 km (0.111 R)
• M8: 1,279,959 km (0.11 R)
• M9: 1,454,390 km (0.083 R)
• M10: 1,752,689 km (0.116 R)
• M11: 1,903,932 km (0.074 R)
• M12: 2,059,813 km (0.105 R)
• M13: 2,173,807 km (0.05 R)
• M14: 2,290,044 km (0.048 R)
• M15: 2,763,970 km (0.097 R)
• M16: 2,915,962 km (0.097 R)
• M17: 3,083,960 km (0.056 R)
• M18: 3,429,830 km (0.1 R)
• M19: 3,872,939 km (0.074 R)
• M20: 4,173,781 km (0.119 R)
• M21: 4,378,730 km (0.052 R)
• M22: 4,602,079 km (0.104 R)
• M23: 4,844,428 km (0.078 R)
• M24: 4,998,065 km (0.065 R)
• M25: 5,153,347 km (0.113 R)
• M26: 5,247,445 km (0.089 R)
• M27: 5,373,556 km (0.057 R)
• M28: 5,742,165 km (0.068 R)
• M29: 5,888,621 km (0.063 R)
• M30: 6,185,423 km (0.111 R)
• M31: 6,335,619 km (0.096 R)
• M32: 6,639,901 km (0.107 R)
• M33: 6,742,376 km (0.113 R)
• M34: 7,262,827 km (0.102 R)
• M35: 7,368,443 km (0.079 R)
• M36: 7,510,112 km (0.079 R)
• M37: 7,616,925 km (0.069 R)
• M38: 7,778,192 km (0.106 R)
• M39: 7,976,858 km (0.11 R)
• M40: 8,158,918 km (0.064 R)
• M41: 8,250,472 km (0.027 R)
• M42: 8,583,028 km (0.07 R)
• M43: 8,882,224 km (0.113 R)
• M44: 9,071,016 km (0.117 R)
• M45: 9,337,749 km (0.109 R)
• M46: 9,645,622 km (0.095 R)
• M47: 9,937,338 km (0.104 R)
• M48: 10,192,402 km (0.058 R)
• M49: 10,291,137 km (0.119 R)
• M50: 10,689,366 km (0.112 R)
• M51: 10,829,839 km (0.083 R)
• M52: 10,991,255 km (0.098 R)
• M53: 11,214,455 km (0.082 R)
• M54: 12,059,832 km (0.094 R)
• M55: 12,227,083 km (0.097 R)
• M56: 12,332,100 km (0.106 R)
• M57: 12,925,705 km (0.108 R)
• M58: 13,506,893 km (0.066 R)
• M59: 13,789,782 km (0.039 R)
• M60: 13,942,821 km (0.111 R)
• M61: 14,494,538 km (0.088 R)
• M62: 14,918,498 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.5

Radius: 11.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.15 AU - 3.43 AU

Year: 3915 Days

Day: 11.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 57,154,811 km

• M1: 152,889 km (0.082 R)
• M2: 233,672 km (0.084 R)
• M3: 392,545 km (0.101 R)
• M4: 470,635 km (0.063 R)
• M5: 547,678 km (0.074 R)
• M6: 808,128 km (0.116 R)
• M7: 884,572 km (0.083 R)
• M8: 1,004,251 km (0.093 R)
• M9: 1,076,656 km (0.108 R)
• M10: 1,260,661 km (0.097 R)
• M11: 1,455,138 km (0.102 R)
• M12: 1,647,671 km (0.11 R)
• M13: 1,734,438 km (0.079 R)
• M14: 1,900,043 km (0.058 R)
• M15: 2,017,926 km (0.09 R)
• M16: 2,233,496 km (0.07 R)
• M17: 2,358,111 km (0.049 R)
• M18: 2,687,526 km (0.11 R)
• M19: 2,955,605 km (0.112 R)
• M20: 3,031,601 km (0.077 R)
• M21: 3,170,128 km (0.112 R)
• M22: 3,390,037 km (0.118 R)
• M23: 3,469,773 km (0.052 R)
• M24: 3,566,264 km (0.112 R)
• M25: 4,011,766 km (0.062 R)
• M26: 4,370,801 km (0.116 R)
• M27: 4,510,226 km (0.057 R)
• M28: 5,119,688 km (0.117 R)
• M29: 5,584,339 km (0.081 R)
• M30: 5,716,883 km (0.114 R)
• M31: 6,257,679 km (0.108 R)
• M32: 6,415,205 km (0.059 R)
• M33: 6,554,182 km (0.066 R)
• M34: 6,694,056 km (0.081 R)
• M35: 7,284,519 km (0.112 R)
• M36: 7,512,955 km (0.116 R)
• M37: 7,743,635 km (0.101 R)
• M38: 7,891,736 km (0.112 R)
• M39: 8,019,343 km (0.115 R)
• M40: 8,212,175 km (0.068 R)
• M41: 8,602,476 km (0.105 R)
• M42: 8,888,058 km (0.082 R)
• M43: 9,672,550 km (0.102 R)
• M44: 9,923,724 km (0.093 R)
• M45: 10,061,654 km (0.064 R)
• M46: 10,572,830 km (0.063 R)
• M47: 10,831,634 km (0.106 R)
• M48: 11,187,826 km (0.088 R)
• M49: 12,058,636 km (0.119 R)
• M50: 12,132,238 km (0.052 R)
• M51: 12,304,425 km (0.091 R)
• M52: 12,527,026 km (0.045 R)
• M53: 12,601,526 km (0.051 R)
• M54: 13,026,384 km (0.1 R)
• M55: 13,456,179 km (0.109 R)
• M56: 13,916,192 km (0.118 R)
• M57: 13,993,385 km (0.111 R)
• M58: 14,329,531 km (0.07 R)
• M59: 15,221,135 km (0.073 R)
• M60: 15,780,780 km (0.084 R)
• M61: 16,783,385 km (0.097 R)
• M62: 17,057,897 km (0.107 R)
• M63: 17,389,256 km (0.066 R)
• M64: 17,862,285 km (0.104 R)
• M65: 18,339,652 km (0.12 R)
• M66: 18,565,844 km (0.079 R)
• M67: 18,764,360 km (0.077 R)
• M68: 18,906,628 km (0.111 R)
• M69: 19,077,917 km (0.111 R)
• M70: 19,192,360 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428

Radius: 4.3

Gravity: 23.15 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.87 AU - 10.33 AU

Year: 18008 Days

Day: 18.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 57,154,811 km

• M1: 368,310 km (0.115 R)
• M2: 433,385 km (0.076 R)
• M3: 1,476,531 km (0.117 R)
• M4: 1,528,890 km (0.098 R)
• M5: 1,941,182 km (0.085 R)
• M6: 2,355,418 km (0.092 R)
• M7: 2,763,970 km (0.043 R)
• M8: 2,861,209 km (0.052 R)
• M9: 2,959,794 km (0.071 R)
• M10: 3,160,255 km (0.053 R)
• M11: 3,609,348 km (0.115 R)
• M12: 4,004,885 km (0.12 R)
• M13: 4,152,089 km (0.118 R)
• M14: 4,301,238 km (0.085 R)
• M15: 4,452,033 km (0.102 R)
• M16: 4,642,920 km (0.044 R)
• M17: 5,719,575 km (0.034 R)
• M18: 5,760,864 km (0.074 R)
• M19: 6,052,879 km (0.086 R)
• M20: 6,094,916 km (0.08 R)
• M21: 8,041,334 km (0.11 R)
• M22: 8,650,198 km (0.106 R)
• M23: 9,322,491 km (0.073 R)
• M24: 11,593,985 km (0.119 R)
• M25: 11,803,721 km (0.065 R)
• M26: 12,387,302 km (0.09 R)
• M27: 13,088,916 km (0.103 R)
• M28: 13,582,140 km (0.117 R)
• M29: 14,305,296 km (0.094 R)
• M30: 14,870,028 km (0.094 R)
• M31: 16,313,498 km (0.119 R)
• M32: 16,962,753 km (0.067 R)
• M33: 17,141,223 km (0.029 R)
• M34: 17,200,913 km (0.103 R)
• M35: 17,380,281 km (0.073 R)
• M36: 18,103,736 km (0.116 R)
• M37: 18,837,214 km (0.106 R)
• M38: 21,030,917 km (0.096 R)
• M39: 21,350,907 km (0.073 R)
• M40: 23,967,673 km (0.109 R)
• M41: 24,101,115 km (0.104 R)
• M42: 25,110,003 km (0.11 R)
• M43: 25,722,007 km (0.096 R)
• M44: 27,029,942 km (0.106 R)
• M45: 27,797,080 km (0.101 R)
• M46: 28,218,497 km (0.078 R)
• M47: 28,429,879 km (0.087 R)
• M48: 28,500,638 km (0.069 R)
• M49: 33,437,368 km (0.082 R)
• M50: 33,511,868 km (0.114 R)
• M51: 34,185,208 km (0.088 R)
• M52: 34,938,732 km (0.104 R)
• M53: 35,165,822 km (0.096 R)
• M54: 36,155,561 km (0.025 R)
• M55: 37,231,619 km (0.083 R)
• M56: 37,463,645 km (0.119 R)
• M57: 38,318,298 km (0.096 R)
• M58: 39,022,305 km (0.097 R)
• M59: 39,809,489 km (0.117 R)
• M60: 41,079,874 km (0.03 R)
• M61: 42,282,941 km (0.037 R)
• M62: 44,723,630 km (0.065 R)
• M63: 48,807,053 km (0.066 R)
• M64: 50,850,111 km (0.075 R)
• M65: 52,400,693 km (0.105 R)
• M66: 53,094,827 km (0.11 R)
• M67: 53,268,810 km (0.059 R)
• M68: 53,442,942 km (0.104 R)
• M69: 53,617,373 km (0.09 R)
• M70: 54,054,049 km (0.09 R)
• M71: 54,404,407 km (0.076 R)
• M72: 55,371,557 km (0.049 R)
• M73: 57,233,602 km (0.084 R)
• M74: 58,396,576 km (0.084 R)
• M75: 60,473,144 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.3

Radius: 5.2

Gravity: 12.73 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.76 AU - 10.68 AU

Year: 18366 Days

Day: 21.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 57,154,811 km

• M1: 79,137 km (0.056 R)
• M2: 121,773 km (0.087 R)
• M3: 226,192 km (0.09 R)
• M4: 263,741 km (0.105 R)
• M5: 573,708 km (0.095 R)
• M6: 627,862 km (0.111 R)
• M7: 1,897,200 km (0.062 R)
• M8: 2,291,091 km (0.117 R)
• M9: 2,378,756 km (0.031 R)
• M10: 3,023,223 km (0.095 R)
• M11: 3,447,932 km (0.109 R)
• M12: 3,856,334 km (0.051 R)
• M13: 3,925,897 km (0.084 R)
• M14: 4,066,220 km (0.064 R)
• M15: 4,137,129 km (0.082 R)
• M16: 4,424,507 km (0.107 R)
• M17: 4,830,216 km (0.12 R)
• M18: 5,132,703 km (0.108 R)
• M19: 5,597,952 km (0.096 R)
• M20: 6,403,088 km (0.096 R)
• M21: 6,945,530 km (0.077 R)
• M22: 8,074,246 km (0.109 R)
• M23: 8,163,406 km (0.105 R)
• M24: 8,659,622 km (0.094 R)
• M25: 8,796,654 km (0.045 R)
• M26: 9,539,557 km (0.098 R)
• M27: 10,447,616 km (0.104 R)
• M28: 12,396,128 km (0.073 R)
• M29: 12,550,663 km (0.103 R)
• M30: 12,757,557 km (0.102 R)
• M31: 13,227,294 km (0.041 R)
• M32: 16,897,827 km (0.088 R)
• M33: 17,413,491 km (0.049 R)
• M34: 18,518,720 km (0.079 R)
• M35: 18,813,428 km (0.091 R)
• M36: 20,491,767 km (0.059 R)
• M37: 21,225,694 km (0.09 R)
• M38: 22,530,487 km (0.102 R)
• M39: 23,478,339 km (0.065 R)
• M40: 23,669,525 km (0.097 R)
• M41: 25,543,537 km (0.026 R)
• M42: 26,531,482 km (0.117 R)
• M43: 28,205,631 km (0.101 R)
• M44: 28,544,471 km (0.097 R)
• M45: 28,612,388 km (0.103 R)
• M46: 28,748,522 km (0.094 R)
• M47: 28,816,589 km (0.079 R)
• M48: 29,089,605 km (0.06 R)
• M49: 29,157,971 km (0.098 R)
• M50: 30,606,079 km (0.112 R)
• M51: 33,071,302 km (0.072 R)
• M52: 35,307,341 km (0.117 R)
• M53: 36,112,328 km (0.115 R)
• M54: 36,259,382 km (0.072 R)
• M55: 37,368,501 km (0.099 R)
• M56: 38,338,643 km (0.084 R)
• M57: 41,375,480 km (0.067 R)
• M58: 43,546,743 km (0.099 R)
• M59: 43,703,223 km (0.051 R)
• M60: 44,646,138 km (0.117 R)
• M61: 47,918,143 km (0.118 R)
• M62: 50,442,906 km (0.1 R)
• M63: 52,177,643 km (0.064 R)
• M64: 54,605,168 km (0.097 R)
• M65: 55,196,528 km (0.096 R)
• M66: 55,281,200 km (0.066 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: 187 - 14,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit