🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.57 AU - 0.59 AU

Year: 290 Days

Day: 23.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,481,476 km

• M1: 115,639 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.54 AU - 0.64 AU

Year: 297 Days

Day: 19.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 120.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,481,476 km

• M1: 149,598 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.9

Radius: 13.8

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.59 AU - 0.87 AU

Year: 409 Days

Day: 15 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 31,481,476 km

• M1: 171,738 km (0.117 R)
• M2: 273,166 km (0.086 R)
• M3: 373,845 km (0.118 R)
• M4: 546,631 km (0.099 R)
• M5: 755,768 km (0.09 R)
• M6: 864,825 km (0.039 R)
• M7: 1,021,155 km (0.117 R)
• M8: 1,153,699 km (0.03 R)
• M9: 1,282,353 km (0.117 R)
• M10: 1,421,329 km (0.047 R)
• M11: 1,560,306 km (0.11 R)
• M12: 1,704,219 km (0.114 R)
• M13: 1,823,748 km (0.08 R)
• M14: 1,928,466 km (0.042 R)
• M15: 2,047,396 km (0.078 R)
• M16: 2,218,237 km (0.094 R)
• M17: 2,330,735 km (0.1 R)
• M18: 2,464,326 km (0.11 R)
• M19: 2,574,579 km (0.073 R)
• M20: 2,752,900 km (0.091 R)
• M21: 2,847,147 km (0.032 R)
• M22: 2,956,204 km (0.057 R)
• M23: 3,136,319 km (0.072 R)
• M24: 3,291,752 km (0.031 R)
• M25: 3,413,674 km (0.092 R)
• M26: 3,566,413 km (0.088 R)
• M27: 3,736,207 km (0.09 R)
• M28: 3,825,966 km (0.108 R)
• M29: 3,954,321 km (0.11 R)
• M30: 4,099,580 km (0.111 R)
• M31: 4,207,739 km (0.108 R)
• M32: 4,458,765 km (0.116 R)
• M33: 4,562,137 km (0.103 R)
• M34: 4,690,492 km (0.116 R)
• M35: 4,983,703 km (0.085 R)
• M36: 5,082,737 km (0.032 R)
• M37: 5,417,986 km (0.111 R)
• M38: 5,511,335 km (0.038 R)
• M39: 5,631,163 km (0.045 R)
• M40: 5,743,062 km (0.08 R)
• M41: 5,934,248 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.8

Radius: 12.7

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.66 AU - 0.92 AU

Year: 461 Days

Day: 13.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 31,481,476 km

• M1: 185,950 km (0.116 R)
• M2: 295,755 km (0.108 R)
• M3: 424,110 km (0.045 R)
• M4: 525,388 km (0.097 R)
• M5: 665,262 km (0.048 R)
• M6: 815,009 km (0.099 R)
• M7: 901,626 km (0.07 R)
• M8: 991,684 km (0.103 R)
• M9: 1,125,425 km (0.119 R)
• M10: 1,244,355 km (0.119 R)
• M11: 1,422,975 km (0.051 R)
• M12: 1,604,587 km (0.114 R)
• M13: 1,716,336 km (0.072 R)
• M14: 1,824,496 km (0.049 R)
• M15: 1,947,615 km (0.09 R)
• M16: 2,183,082 km (0.078 R)
• M17: 2,334,176 km (0.061 R)
• M18: 2,522,818 km (0.114 R)
• M19: 2,667,928 km (0.081 R)
• M20: 2,901,451 km (0.117 R)
• M21: 2,988,068 km (0.062 R)
• M22: 3,068,252 km (0.12 R)
• M23: 3,381,211 km (0.054 R)
• M24: 3,487,874 km (0.063 R)
• M25: 3,626,701 km (0.083 R)
• M26: 3,712,570 km (0.062 R)
• M27: 3,814,746 km (0.104 R)
• M28: 3,918,118 km (0.1 R)
• M29: 4,054,551 km (0.058 R)
• M30: 4,299,144 km (0.109 R)
• M31: 4,473,425 km (0.084 R)
• M32: 4,658,478 km (0.075 R)
• M33: 4,777,558 km (0.094 R)
• M34: 4,932,242 km (0.109 R)
• M35: 5,114,751 km (0.095 R)
• M36: 5,220,068 km (0.119 R)
• M37: 5,415,144 km (0.083 R)
• M38: 5,504,603 km (0.096 R)
• M39: 5,585,536 km (0.114 R)
• M40: 5,712,245 km (0.094 R)
• M41: 6,079,508 km (0.047 R)
• M42: 6,266,206 km (0.098 R)
• M43: 6,369,578 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.2

Radius: 12.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.86 AU - 1.1 AU

Year: 636 Days

Day: 12.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 31,481,476 km

• M1: 162,164 km (0.106 R)
• M2: 244,593 km (0.094 R)
• M3: 345,421 km (0.102 R)
• M4: 477,068 km (0.052 R)
• M5: 647,759 km (0.034 R)
• M6: 777,610 km (0.041 R)
• M7: 861,235 km (0.072 R)
• M8: 948,451 km (0.09 R)
• M9: 1,060,499 km (0.104 R)
• M10: 1,154,896 km (0.092 R)
• M11: 1,287,589 km (0.111 R)
• M12: 1,370,915 km (0.064 R)
• M13: 1,456,186 km (0.109 R)
• M14: 1,555,967 km (0.116 R)
• M15: 1,710,352 km (0.054 R)
• M16: 1,829,582 km (0.105 R)
• M17: 1,951,654 km (0.076 R)
• M18: 2,034,681 km (0.112 R)
• M19: 2,175,751 km (0.105 R)
• M20: 2,305,602 km (0.102 R)
• M21: 2,393,566 km (0.078 R)
• M22: 2,649,378 km (0.066 R)
• M23: 2,772,946 km (0.097 R)
• M24: 2,890,530 km (0.109 R)
• M25: 3,187,931 km (0.108 R)
• M26: 3,278,288 km (0.092 R)
• M27: 3,486,977 km (0.063 R)
• M28: 3,580,176 km (0.112 R)
• M29: 3,873,687 km (0.097 R)
• M30: 3,979,154 km (0.087 R)
• M31: 4,121,272 km (0.116 R)
• M32: 4,202,055 km (0.089 R)
• M33: 4,401,618 km (0.093 R)
• M34: 4,511,872 km (0.05 R)
• M35: 4,678,973 km (0.088 R)
• M36: 4,838,594 km (0.115 R)
• M37: 5,000,159 km (0.081 R)
• M38: 5,163,520 km (0.117 R)
• M39: 5,318,952 km (0.112 R)
• M40: 5,505,650 km (0.036 R)
• M41: 5,724,363 km (0.077 R)
• M42: 5,986,757 km (0.114 R)
• M43: 6,263,364 km (0.056 R)
• M44: 6,356,563 km (0.118 R)
• M45: 6,460,534 km (0.107 R)
• M46: 6,659,798 km (0.112 R)
• M47: 6,744,321 km (0.049 R)
• M48: 7,226,624 km (0.095 R)
• M49: 7,346,153 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.4

Radius: 10.4

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.95 AU - 1.15 AU

Year: 706 Days

Day: 13.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 31,481,476 km

• M1: 141,370 km (0.043 R)
• M2: 206,445 km (0.084 R)
• M3: 298,747 km (0.1 R)
• M4: 428,299 km (0.115 R)
• M5: 521,349 km (0.088 R)
• M6: 651,499 km (0.035 R)
• M7: 721,062 km (0.078 R)
• M8: 788,231 km (0.112 R)
• M9: 940,671 km (0.105 R)
• M10: 1,044,193 km (0.092 R)
• M11: 1,176,288 km (0.078 R)
• M12: 1,339,649 km (0.09 R)
• M13: 1,497,475 km (0.079 R)
• M14: 1,675,496 km (0.039 R)
• M15: 1,889,720 km (0.119 R)
• M16: 1,955,843 km (0.113 R)
• M17: 2,075,222 km (0.117 R)
• M18: 2,392,519 km (0.061 R)
• M19: 2,472,254 km (0.12 R)
• M20: 2,552,888 km (0.046 R)
• M21: 3,107,746 km (0.102 R)
• M22: 3,221,441 km (0.119 R)
• M23: 3,345,607 km (0.082 R)
• M24: 3,480,245 km (0.114 R)
• M25: 3,625,953 km (0.085 R)
• M26: 3,792,306 km (0.071 R)
• M27: 3,961,202 km (0.098 R)
• M28: 4,248,280 km (0.067 R)
• M29: 4,394,288 km (0.073 R)
• M30: 4,482,850 km (0.117 R)
• M31: 4,611,654 km (0.077 R)
• M32: 4,852,805 km (0.092 R)
• M33: 4,985,199 km (0.068 R)
• M34: 5,243,256 km (0.094 R)
• M35: 5,400,034 km (0.113 R)
• M36: 5,665,122 km (0.097 R)
• M37: 5,977,931 km (0.08 R)
• M38: 6,065,146 km (0.086 R)
• M39: 6,163,881 km (0.07 R)
• M40: 6,285,355 km (0.113 R)
• M41: 6,440,936 km (0.054 R)
• M42: 6,575,425 km (0.054 R)
• M43: 6,722,180 km (0.102 R)
• M44: 6,950,018 km (0.097 R)
• M45: 7,053,390 km (0.11 R)
• M46: 7,343,161 km (0.051 R)
• M47: 7,755,602 km (0.107 R)
• M48: 7,922,703 km (0.105 R)
• M49: 8,018,595 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.2

Radius: 10.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.19 AU - 2.49 AU

Year: 2348 Days

Day: 11.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 31,481,476 km

• M1: 223,948 km (0.093 R)
• M2: 290,070 km (0.075 R)
• M3: 372,947 km (0.067 R)
• M4: 506,688 km (0.08 R)
• M5: 576,849 km (0.083 R)
• M6: 681,568 km (0.118 R)
• M7: 793,467 km (0.082 R)
• M8: 903,422 km (0.081 R)
• M9: 1,082,939 km (0.116 R)
• M10: 1,274,574 km (0.113 R)
• M11: 1,354,459 km (0.057 R)
• M12: 1,456,934 km (0.091 R)
• M13: 1,583,194 km (0.081 R)
• M14: 1,691,503 km (0.063 R)
• M15: 2,019,571 km (0.116 R)
• M16: 2,269,699 km (0.099 R)
• M17: 2,404,935 km (0.059 R)
• M18: 2,593,578 km (0.051 R)
• M19: 3,026,066 km (0.104 R)
• M20: 3,285,319 km (0.074 R)
• M21: 3,410,682 km (0.064 R)
• M22: 3,752,962 km (0.12 R)
• M23: 3,913,630 km (0.11 R)
• M24: 4,017,002 km (0.072 R)
• M25: 4,121,272 km (0.084 R)
• M26: 4,241,698 km (0.119 R)
• M27: 4,332,654 km (0.028 R)
• M28: 4,532,217 km (0.081 R)
• M29: 5,295,166 km (0.088 R)
• M30: 5,409,758 km (0.101 R)
• M31: 5,525,248 km (0.044 R)
• M32: 5,927,217 km (0.047 R)
• M33: 6,097,609 km (0.104 R)
• M34: 6,166,275 km (0.091 R)
• M35: 6,338,911 km (0.082 R)
• M36: 6,460,683 km (0.034 R)
• M37: 6,565,701 km (0.042 R)
• M38: 6,866,393 km (0.091 R)
• M39: 6,991,606 km (0.083 R)
• M40: 7,226,026 km (0.105 R)
• M41: 7,647,144 km (0.1 R)
• M42: 7,944,844 km (0.096 R)
• M43: 8,360,427 km (0.101 R)
• M44: 8,455,870 km (0.079 R)
• M45: 8,551,762 km (0.079 R)
• M46: 8,667,252 km (0.047 R)
• M47: 9,114,549 km (0.114 R)
• M48: 9,272,076 km (0.091 R)
• M49: 9,450,247 km (0.064 R)
• M50: 9,589,523 km (0.083 R)
• M51: 9,709,500 km (0.088 R)
• M52: 10,214,991 km (0.098 R)
• M53: 10,398,997 km (0.025 R)
• M54: 10,563,554 km (0.041 R)
• M55: 10,770,448 km (0.103 R)
• M56: 10,936,951 km (0.12 R)
• M57: 11,356,872 km (0.097 R)
• M58: 11,632,730 km (0.113 R)
• M59: 11,760,786 km (0.051 R)
• M60: 11,846,356 km (0.088 R)
• M61: 12,190,880 km (0.05 R)
• M62: 12,495,162 km (0.094 R)
• M63: 12,560,686 km (0.118 R)
• M64: 12,736,015 km (0.049 R)
• M65: 13,000,504 km (0.106 R)
• M66: 13,512,428 km (0.035 R)
• M67: 14,395,653 km (0.107 R)
• M68: 14,579,210 km (0.088 R)
• M69: 14,648,175 km (0.082 R)
• M70: 14,717,289 km (0.099 R)
• M71: 14,786,553 km (0.1 R)
• M72: 15,157,555 km (0.073 R)
• M73: 15,531,700 km (0.118 R)
• M74: 15,861,563 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.8

Radius: 10.2

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.03 AU - 4.29 AU

Year: 4593 Days

Day: 11.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 31,481,476 km

• M1: 202,556 km (0.087 R)
• M2: 323,431 km (0.118 R)
• M3: 426,204 km (0.099 R)
• M4: 646,412 km (0.102 R)
• M5: 783,743 km (0.064 R)
• M6: 987,645 km (0.061 R)
• M7: 1,239,718 km (0.076 R)
• M8: 1,381,686 km (0.086 R)
• M9: 2,077,316 km (0.11 R)
• M10: 2,422,289 km (0.081 R)
• M11: 2,642,048 km (0.118 R)
• M12: 2,826,801 km (0.113 R)
• M13: 3,340,221 km (0.058 R)
• M14: 3,540,383 km (0.074 R)
• M15: 3,676,068 km (0.119 R)
• M16: 3,929,188 km (0.058 R)
• M17: 3,999,200 km (0.079 R)
• M18: 4,211,928 km (0.062 R)
• M19: 4,355,841 km (0.113 R)
• M20: 4,477,015 km (0.051 R)
• M21: 4,822,287 km (0.09 R)
• M22: 4,922,518 km (0.09 R)
• M23: 5,304,740 km (0.059 R)
• M24: 5,538,712 km (0.081 R)
• M25: 5,723,016 km (0.073 R)
• M26: 6,425,378 km (0.108 R)
• M27: 6,563,607 km (0.111 R)
• M28: 6,871,180 km (0.102 R)
• M29: 7,327,154 km (0.086 R)
• M30: 7,442,644 km (0.104 R)
• M31: 7,617,075 km (0.076 R)
• M32: 7,851,644 km (0.119 R)
• M33: 8,088,757 km (0.1 R)
• M34: 8,418,620 km (0.098 R)
• M35: 8,661,268 km (0.119 R)
• M36: 10,391,517 km (0.106 R)
• M37: 10,651,817 km (0.059 R)
• M38: 10,750,103 km (0.119 R)
• M39: 11,079,667 km (0.097 R)
• M40: 11,647,541 km (0.085 R)
• M41: 12,742,148 km (0.067 R)
• M42: 13,266,489 km (0.107 R)
• M43: 13,691,048 km (0.101 R)
• M44: 14,300,210 km (0.113 R)
• M45: 14,372,466 km (0.092 R)
• M46: 14,772,042 km (0.079 R)
• M47: 14,954,850 km (0.099 R)
• M48: 15,843,013 km (0.114 R)
• M49: 17,168,600 km (0.103 R)
• M50: 17,631,156 km (0.101 R)
• M51: 17,747,543 km (0.106 R)
• M52: 18,332,920 km (0.097 R)
• M53: 20,737,107 km (0.11 R)
• M54: 20,900,917 km (0.025 R)
• M55: 21,065,175 km (0.108 R)
• M56: 21,477,617 km (0.049 R)
• M57: 21,601,783 km (0.119 R)
• M58: 21,684,810 km (0.094 R)
• M59: 21,767,837 km (0.068 R)
• M60: 22,143,028 km (0.107 R)
• M61: 22,268,541 km (0.12 R)
• M62: 23,111,525 km (0.106 R)
• M63: 23,281,318 km (0.118 R)
• M64: 23,451,561 km (0.115 R)
• M65: 23,878,962 km (0.068 R)
• M66: 24,093,635 km (0.101 R)
• M67: 24,179,803 km (0.084 R)
• M68: 25,176,723 km (0.064 R)
• M69: 25,878,188 km (0.099 R)
• M70: 26,319,950 km (0.098 R)
• M71: 26,452,943 km (0.046 R)
• M72: 27,076,616 km (0.12 R)
• M73: 27,166,076 km (0.09 R)
• M74: 27,930,670 km (0.106 R)
• M75: 28,338,325 km (0.102 R)
• M76: 29,113,690 km (0.088 R)
• M77: 29,527,029 km (0.034 R)
• M78: 29,849,862 km (0.047 R)
• M79: 30,081,140 km (0.111 R)
• M80: 30,173,891 km (0.092 R)
• M81: 30,872,064 km (0.07 R)
• M82: 31,434,402 km (0.12 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: 251 - 15,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit