🌌 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: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.43 AU - 0.67 AU

Year: 263 Days

Day: 16.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 21.4 °

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: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.49 AU - 0.79 AU

Year: 331 Days

Day: 22.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.2

Radius: 13.6

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.93 AU - 1.15 AU

Year: 685 Days

Day: 10.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 31,211,291 km

• M1: 169,345 km (0.118 R)
• M2: 392,844 km (0.089 R)
• M3: 492,027 km (0.081 R)
• M4: 582,085 km (0.05 R)
• M5: 732,581 km (0.108 R)
• M6: 902,973 km (0.114 R)
• M7: 988,393 km (0.117 R)
• M8: 1,092,962 km (0.117 R)
• M9: 1,201,570 km (0.079 R)
• M10: 1,302,698 km (0.109 R)
• M11: 1,418,637 km (0.066 R)
• M12: 1,668,016 km (0.106 R)
• M13: 1,769,294 km (0.092 R)
• M14: 2,230,654 km (0.107 R)
• M15: 2,378,606 km (0.043 R)
• M16: 2,625,293 km (0.103 R)
• M17: 2,729,413 km (0.072 R)
• M18: 2,819,770 km (0.119 R)
• M19: 2,964,880 km (0.11 R)
• M20: 3,081,417 km (0.03 R)
• M21: 3,262,879 km (0.102 R)
• M22: 3,497,000 km (0.095 R)
• M23: 3,736,805 km (0.092 R)
• M24: 3,846,012 km (0.072 R)
• M25: 3,956,265 km (0.119 R)
• M26: 4,136,830 km (0.091 R)
• M27: 4,276,255 km (0.108 R)
• M28: 4,408,500 km (0.119 R)
• M29: 4,506,187 km (0.05 R)
• M30: 4,622,724 km (0.074 R)
• M31: 4,858,939 km (0.077 R)
• M32: 5,117,594 km (0.116 R)
• M33: 5,305,339 km (0.112 R)
• M34: 5,400,034 km (0.116 R)
• M35: 5,524,051 km (0.102 R)
• M36: 5,620,093 km (0.086 R)
• M37: 5,950,704 km (0.055 R)
• M38: 6,158,196 km (0.08 R)
• M39: 6,509,303 km (0.076 R)
• M40: 6,621,052 km (0.095 R)
• M41: 6,825,852 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.1

Radius: 11.7

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.13 AU - 1.33 AU

Year: 881 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 31,211,291 km

• M1: 159,172 km (0.068 R)
• M2: 241,750 km (0.105 R)
• M3: 372,648 km (0.087 R)
• M4: 446,101 km (0.111 R)
• M5: 531,222 km (0.062 R)
• M6: 606,470 km (0.077 R)
• M7: 769,681 km (0.1 R)
• M8: 844,480 km (0.115 R)
• M9: 988,842 km (0.103 R)
• M10: 1,113,457 km (0.103 R)
• M11: 1,207,105 km (0.111 R)
• M12: 1,371,663 km (0.06 R)
• M13: 1,520,214 km (0.114 R)
• M14: 1,740,721 km (0.106 R)
• M15: 1,954,347 km (0.12 R)
• M16: 2,077,765 km (0.065 R)
• M17: 2,185,774 km (0.11 R)
• M18: 2,332,829 km (0.079 R)
• M19: 2,617,514 km (0.074 R)
• M20: 2,724,776 km (0.043 R)
• M21: 2,984,178 km (0.114 R)
• M22: 3,158,310 km (0.076 R)
• M23: 3,251,959 km (0.12 R)
• M24: 3,325,261 km (0.099 R)
• M25: 3,943,998 km (0.077 R)
• M26: 4,033,757 km (0.077 R)
• M27: 4,192,331 km (0.088 R)
• M28: 4,307,072 km (0.093 R)
• M29: 4,527,729 km (0.064 R)
• M30: 4,645,463 km (0.103 R)
• M31: 4,764,243 km (0.102 R)
• M32: 4,883,922 km (0.034 R)
• M33: 5,249,240 km (0.047 R)
• M34: 5,410,357 km (0.067 R)
• M35: 5,535,420 km (0.114 R)
• M36: 5,623,534 km (0.104 R)
• M37: 5,737,527 km (0.025 R)
• M38: 5,865,134 km (0.059 R)
• M39: 6,136,056 km (0.1 R)
• M40: 6,279,670 km (0.052 R)
• M41: 6,596,967 km (0.092 R)
• M42: 6,744,171 km (0.065 R)
• M43: 6,946,577 km (0.096 R)
• M44: 7,028,108 km (0.116 R)
• M45: 7,137,464 km (0.05 R)
• M46: 7,399,111 km (0.064 R)
• M47: 7,692,173 km (0.058 R)
• M48: 8,117,480 km (0.089 R)
• M49: 8,318,539 km (0.118 R)
• M50: 8,946,401 km (0.089 R)
• M51: 9,035,263 km (0.084 R)
• M52: 9,198,923 km (0.081 R)
• M53: 9,288,681 km (0.107 R)
• M54: 9,650,409 km (0.113 R)
• M55: 10,108,927 km (0.079 R)
• M56: 10,465,418 km (0.118 R)
• M57: 10,574,774 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 9.9

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.06 AU - 1.46 AU

Year: 913 Days

Day: 6.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 31,211,291 km

• M1: 139,575 km (0.109 R)
• M2: 258,056 km (0.085 R)
• M3: 341,233 km (0.09 R)
• M4: 495,468 km (0.051 R)
• M5: 597,344 km (0.083 R)
• M6: 680,371 km (0.055 R)
• M7: 960,568 km (0.066 R)
• M8: 1,085,482 km (0.119 R)
• M9: 1,176,288 km (0.11 R)
• M10: 1,358,947 km (0.102 R)
• M11: 1,429,108 km (0.037 R)
• M12: 1,507,647 km (0.045 R)
• M13: 1,573,022 km (0.029 R)
• M14: 1,639,443 km (0.093 R)
• M15: 1,852,171 km (0.087 R)
• M16: 2,246,362 km (0.095 R)
• M17: 2,321,609 km (0.074 R)
• M18: 2,431,863 km (0.063 R)
• M19: 2,684,235 km (0.063 R)
• M20: 2,854,327 km (0.089 R)
• M21: 3,111,337 km (0.076 R)
• M22: 3,176,860 km (0.087 R)
• M23: 3,261,682 km (0.103 R)
• M24: 3,424,146 km (0.116 R)
• M25: 3,511,212 km (0.065 R)
• M26: 3,638,220 km (0.102 R)
• M27: 4,008,475 km (0.081 R)
• M28: 4,131,145 km (0.115 R)
• M29: 4,286,278 km (0.036 R)
• M30: 4,443,356 km (0.096 R)
• M31: 4,591,757 km (0.042 R)
• M32: 4,687,948 km (0.06 R)
• M33: 4,752,575 km (0.076 R)
• M34: 4,980,861 km (0.076 R)
• M35: 5,057,754 km (0.104 R)
• M36: 5,201,518 km (0.107 R)
• M37: 5,290,828 km (0.101 R)
• M38: 5,459,425 km (0.096 R)
• M39: 5,538,861 km (0.025 R)
• M40: 5,607,078 km (0.084 R)
• M41: 5,675,743 km (0.077 R)
• M42: 5,779,115 km (0.088 R)
• M43: 6,022,960 km (0.076 R)
• M44: 6,175,550 km (0.104 R)
• M45: 6,412,962 km (0.09 R)
• M46: 6,580,810 km (0.071 R)
• M47: 6,738,187 km (0.083 R)
• M48: 7,056,382 km (0.037 R)
• M49: 7,142,850 km (0.113 R)
• M50: 7,254,749 km (0.099 R)
• M51: 7,342,114 km (0.116 R)
• M52: 7,733,163 km (0.07 R)
• M53: 7,860,770 km (0.074 R)
• M54: 7,924,798 km (0.048 R)
• M55: 8,053,452 km (0.058 R)
• M56: 8,535,606 km (0.07 R)
• M57: 8,667,551 km (0.072 R)
• M58: 8,840,037 km (0.11 R)
• M59: 9,013,721 km (0.113 R)
• M60: 9,080,890 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.4

Radius: 13.8

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.94 AU - 3 AU

Year: 3305 Days

Day: 8.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 31,211,291 km

• M1: 192,832 km (0.087 R)
• M2: 281,543 km (0.117 R)
• M3: 508,932 km (0.117 R)
• M4: 601,533 km (0.111 R)
• M5: 829,670 km (0.091 R)
• M6: 1,039,107 km (0.081 R)
• M7: 1,163,572 km (0.111 R)
• M8: 1,253,929 km (0.088 R)
• M9: 1,484,011 km (0.061 R)
• M10: 1,757,925 km (0.055 R)
• M11: 1,939,686 km (0.083 R)
• M12: 2,080,308 km (0.068 R)
• M13: 2,306,051 km (0.088 R)
• M14: 2,556,927 km (0.106 R)
• M15: 2,711,910 km (0.077 R)
• M16: 2,799,425 km (0.12 R)
• M17: 3,533,801 km (0.112 R)
• M18: 3,746,080 km (0.103 R)
• M19: 3,844,067 km (0.052 R)
• M20: 4,891,850 km (0.084 R)
• M21: 5,194,487 km (0.079 R)
• M22: 5,436,536 km (0.106 R)
• M23: 6,726,519 km (0.102 R)
• M24: 6,894,218 km (0.084 R)
• M25: 7,455,359 km (0.12 R)
• M26: 7,930,034 km (0.094 R)
• M27: 8,158,320 km (0.046 R)
• M28: 8,673,535 km (0.084 R)
• M29: 9,146,264 km (0.115 R)
• M30: 9,358,992 km (0.084 R)
• M31: 9,466,104 km (0.097 R)
• M32: 9,600,443 km (0.094 R)
• M33: 9,789,685 km (0.091 R)
• M34: 10,226,810 km (0.076 R)
• M35: 11,806,862 km (0.065 R)
• M36: 12,330,904 km (0.07 R)
• M37: 12,921,965 km (0.117 R)
• M38: 13,371,506 km (0.091 R)
• M39: 13,613,257 km (0.066 R)
• M40: 14,131,912 km (0.057 R)
• M41: 14,255,032 km (0.111 R)
• M42: 14,409,267 km (0.091 R)
• M43: 14,688,267 km (0.103 R)
• M44: 14,969,212 km (0.083 R)
• M45: 15,472,908 km (0.101 R)
• M46: 15,790,504 km (0.1 R)
• M47: 16,271,162 km (0.095 R)
• M48: 16,400,115 km (0.045 R)
• M49: 16,821,533 km (0.09 R)
• M50: 17,082,730 km (0.05 R)
• M51: 17,312,363 km (0.055 R)
• M52: 17,609,165 km (0.05 R)
• M53: 18,576,764 km (0.078 R)
• M54: 18,982,324 km (0.101 R)
• M55: 19,595,975 km (0.064 R)
• M56: 20,147,093 km (0.115 R)
• M57: 20,320,328 km (0.037 R)
• M58: 20,738,154 km (0.061 R)
• M59: 20,913,034 km (0.118 R)
• M60: 21,088,513 km (0.069 R)
• M61: 21,511,575 km (0.034 R)
• M62: 21,901,727 km (0.115 R)
• M63: 22,115,652 km (0.049 R)
• M64: 22,330,175 km (0.118 R)
• M65: 22,941,881 km (0.097 R)
• M66: 23,231,652 km (0.089 R)
• M67: 23,595,474 km (0.095 R)
• M68: 23,705,129 km (0.118 R)
• M69: 24,144,947 km (0.078 R)
• M70: 24,624,558 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405

Radius: 8.1

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.75 AU - 4.15 AU

Year: 5069 Days

Day: 10.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 31,211,291 km

• M1: 122,521 km (0.084 R)
• M2: 213,775 km (0.083 R)
• M3: 274,811 km (0.104 R)
• M4: 335,847 km (0.098 R)
• M5: 465,848 km (0.073 R)
• M6: 522,845 km (0.118 R)
• M7: 720,912 km (0.059 R)
• M8: 800,049 km (0.099 R)
• M9: 1,055,563 km (0.116 R)
• M10: 1,536,520 km (0.111 R)
• M11: 1,854,864 km (0.11 R)
• M12: 1,917,994 km (0.111 R)
• M13: 2,046,200 km (0.074 R)
• M14: 2,144,336 km (0.066 R)
• M15: 2,362,150 km (0.096 R)
• M16: 2,430,816 km (0.115 R)
• M17: 2,587,445 km (0.061 R)
• M18: 2,640,402 km (0.07 R)
• M19: 2,711,611 km (0.068 R)
• M20: 3,517,046 km (0.064 R)
• M21: 3,595,585 km (0.118 R)
• M22: 3,895,379 km (0.091 R)
• M23: 4,099,730 km (0.056 R)
• M24: 4,224,045 km (0.081 R)
• M25: 4,286,727 km (0.103 R)
• M26: 4,519,052 km (0.055 R)
• M27: 4,669,099 km (0.093 R)
• M28: 4,929,998 km (0.111 R)
• M29: 5,308,032 km (0.097 R)
• M30: 5,626,226 km (0.105 R)
• M31: 6,068,138 km (0.054 R)
• M32: 6,666,680 km (0.106 R)
• M33: 6,935,956 km (0.067 R)
• M34: 7,109,190 km (0.119 R)
• M35: 7,208,822 km (0.1 R)
• M36: 7,309,053 km (0.096 R)
• M37: 7,510,561 km (0.056 R)
• M38: 7,612,138 km (0.114 R)
• M39: 7,790,908 km (0.112 R)
• M40: 8,309,264 km (0.056 R)
• M41: 8,361,623 km (0.094 R)
• M42: 8,493,270 km (0.098 R)
• M43: 8,625,514 km (0.04 R)
• M44: 8,865,469 km (0.106 R)
• M45: 10,125,532 km (0.079 R)
• M46: 10,605,292 km (0.084 R)
• M47: 10,690,713 km (0.093 R)
• M48: 10,977,193 km (0.114 R)
• M49: 11,092,533 km (0.086 R)
• M50: 11,353,431 km (0.09 R)
• M51: 12,507,280 km (0.096 R)
• M52: 12,688,143 km (0.066 R)
• M53: 12,930,492 km (0.042 R)
• M54: 13,052,414 km (0.114 R)
• M55: 13,977,976 km (0.028 R)
• M56: 14,134,306 km (0.11 R)
• M57: 14,354,215 km (0.046 R)
• M58: 14,860,903 km (0.108 R)
• M59: 15,116,566 km (0.104 R)
• M60: 15,373,575 km (0.071 R)
• M61: 15,534,991 km (0.081 R)
• M62: 15,859,469 km (0.086 R)
• M63: 16,350,299 km (0.088 R)
• M64: 16,680,312 km (0.091 R)
• M65: 16,746,584 km (0.052 R)
• M66: 17,414,239 km (0.117 R)
• M67: 17,852,860 km (0.082 R)
• M68: 18,022,504 km (0.082 R)
• M69: 18,363,438 km (0.068 R)
• M70: 19,190,265 km (0.081 R)
• M71: 20,205,586 km (0.115 R)
• M72: 20,311,651 km (0.079 R)
• M73: 20,559,834 km (0.069 R)
• M74: 20,844,668 km (0.112 R)
• M75: 21,960,519 km (0.101 R)
• M76: 22,470,947 km (0.101 R)
• M77: 22,874,562 km (0.105 R)
• M78: 23,391,871 km (0.109 R)
• M79: 24,100,067 km (0.035 R)
• M80: 24,513,406 km (0.11 R)
• M81: 24,815,295 km (0.099 R)
• M82: 25,156,528 km (0.069 R)
• M83: 25,575,850 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.5

Radius: 14.4

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.48 AU - 6.66 AU

Year: 8488 Days

Day: 7.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 31,211,291 km

• M1: 236,065 km (0.078 R)
• M2: 455,825 km (0.104 R)
• M3: 717,322 km (0.103 R)
• M4: 1,016,966 km (0.112 R)
• M5: 1,131,110 km (0.089 R)
• M6: 1,534,126 km (0.064 R)
• M7: 1,874,761 km (0.113 R)
• M8: 2,146,580 km (0.064 R)
• M9: 2,470,310 km (0.071 R)
• M10: 2,688,573 km (0.113 R)
• M11: 2,830,691 km (0.09 R)
• M12: 2,933,913 km (0.111 R)
• M13: 4,727,742 km (0.089 R)
• M14: 5,201,967 km (0.079 R)
• M15: 6,088,633 km (0.087 R)
• M16: 6,331,281 km (0.111 R)
• M17: 7,106,647 km (0.095 R)
• M18: 7,679,008 km (0.05 R)
• M19: 7,912,231 km (0.116 R)
• M20: 8,088,607 km (0.112 R)
• M21: 8,625,813 km (0.074 R)
• M22: 8,929,198 km (0.066 R)
• M23: 9,174,538 km (0.087 R)
• M24: 10,082,597 km (0.054 R)
• M25: 10,242,069 km (0.1 R)
• M26: 10,338,110 km (0.066 R)
• M27: 11,019,230 km (0.103 R)
• M28: 11,249,461 km (0.107 R)
• M29: 11,614,629 km (0.105 R)
• M30: 11,849,049 km (0.05 R)
• M31: 12,458,959 km (0.082 R)
• M32: 12,595,991 km (0.089 R)
• M33: 12,699,064 km (0.085 R)
• M34: 13,009,779 km (0.117 R)
• M35: 13,288,180 km (0.112 R)
• M36: 13,463,210 km (0.095 R)
• M37: 14,349,877 km (0.115 R)
• M38: 14,818,417 km (0.117 R)
• M39: 16,629,449 km (0.089 R)
• M40: 16,969,634 km (0.027 R)
• M41: 17,159,624 km (0.041 R)
• M42: 17,810,973 km (0.114 R)
• M43: 19,058,918 km (0.07 R)
• M44: 19,573,984 km (0.068 R)
• M45: 20,053,595 km (0.079 R)
• M46: 20,174,021 km (0.118 R)
• M47: 20,294,746 km (0.097 R)
• M48: 20,496,554 km (0.078 R)
• M49: 22,051,624 km (0.062 R)
• M50: 23,011,294 km (0.079 R)
• M51: 23,475,197 km (0.057 R)
• M52: 24,497,848 km (0.113 R)
• M53: 24,798,839 km (0.103 R)
• M54: 24,928,241 km (0.119 R)
• M55: 25,101,176 km (0.11 R)
• M56: 26,498,420 km (0.116 R)
• M57: 27,429,069 km (0.103 R)
• M58: 27,831,188 km (0.04 R)
• M59: 28,055,585 km (0.099 R)
• M60: 28,325,459 km (0.086 R)
• M61: 28,913,229 km (0.091 R)
• M62: 29,004,035 km (0.04 R)
• M63: 29,276,902 km (0.111 R)
• M64: 29,413,784 km (0.085 R)
• M65: 29,917,031 km (0.12 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 18,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit