🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.3 AU - 1.58 AU

Year: 619 Days

Day: 17.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.51 AU - 1.97 AU

Year: 822 Days

Day: 23.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,777,848 km

• M1: 312,959 km (0.079 R)
• M2: 1,061,247 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.81 AU - 2.85 AU

Year: 1274 Days

Day: 36.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,777,848 km

• M1: 135,984 km (0.039 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.38 AU - 4.16 AU

Year: 2622 Days

Day: 32.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.53 AU - 5.67 AU

Year: 4125 Days

Day: 47.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.4

Radius: 13

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.3 AU - 7.24 AU

Year: 5623 Days

Day: 13.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 68,777,848 km

• M1: 414,087 km (0.097 R)
• M2: 511,774 km (0.115 R)
• M3: 677,080 km (0.112 R)
• M4: 798,553 km (0.11 R)
• M5: 1,009,935 km (0.084 R)
• M6: 1,736,981 km (0.116 R)
• M7: 1,892,413 km (0.077 R)
• M8: 2,052,632 km (0.099 R)
• M9: 2,425,281 km (0.027 R)
• M10: 2,639,505 km (0.056 R)
• M11: 2,819,621 km (0.046 R)
• M12: 2,962,487 km (0.065 R)
• M13: 3,066,158 km (0.043 R)
• M14: 3,255,698 km (0.09 R)
• M15: 3,514,652 km (0.113 R)
• M16: 3,893,135 km (0.075 R)
• M17: 3,984,240 km (0.116 R)
• M18: 4,450,088 km (0.084 R)
• M19: 4,641,274 km (0.063 R)
• M20: 5,357,698 km (0.107 R)
• M21: 5,535,720 km (0.104 R)
• M22: 5,767,746 km (0.11 R)
• M23: 6,002,914 km (0.073 R)
• M24: 6,214,744 km (0.062 R)
• M25: 6,321,557 km (0.113 R)
• M26: 7,058,626 km (0.092 R)
• M27: 7,366,798 km (0.089 R)
• M28: 7,679,307 km (0.1 R)
• M29: 8,406,054 km (0.095 R)
• M30: 8,554,156 km (0.065 R)
• M31: 8,643,316 km (0.08 R)
• M32: 8,792,764 km (0.095 R)
• M33: 9,429,752 km (0.115 R)
• M34: 9,614,506 km (0.105 R)
• M35: 10,081,550 km (0.105 R)
• M36: 10,270,492 km (0.079 R)
• M37: 10,397,202 km (0.118 R)
• M38: 10,683,981 km (0.069 R)
• M39: 10,780,172 km (0.092 R)
• M40: 10,973,453 km (0.117 R)
• M41: 11,135,318 km (0.057 R)
• M42: 11,923,698 km (0.048 R)
• M43: 12,223,941 km (0.119 R)
• M44: 13,208,594 km (0.107 R)
• M45: 13,450,045 km (0.1 R)
• M46: 14,042,752 km (0.116 R)
• M47: 14,148,219 km (0.041 R)
• M48: 15,579,571 km (0.116 R)
• M49: 15,798,283 km (0.049 R)
• M50: 16,534,604 km (0.073 R)
• M51: 16,646,054 km (0.115 R)
• M52: 17,319,843 km (0.094 R)
• M53: 17,698,026 km (0.069 R)
• M54: 20,500,743 km (0.051 R)
• M55: 20,660,513 km (0.095 R)
• M56: 21,344,026 km (0.064 R)
• M57: 21,749,586 km (0.091 R)
• M58: 21,871,657 km (0.117 R)
• M59: 21,994,029 km (0.107 R)
• M60: 22,981,374 km (0.107 R)
• M61: 23,941,194 km (0.053 R)
• M62: 24,235,753 km (0.083 R)
• M63: 24,701,301 km (0.061 R)
• M64: 25,469,486 km (0.095 R)
• M65: 26,072,366 km (0.109 R)
• M66: 26,375,601 km (0.076 R)
• M67: 26,723,565 km (0.12 R)
• M68: 26,898,146 km (0.084 R)
• M69: 27,073,026 km (0.098 R)
• M70: 27,204,522 km (0.096 R)
• M71: 28,041,971 km (0.088 R)
• M72: 28,263,825 km (0.045 R)
• M73: 29,201,804 km (0.077 R)
• M74: 29,697,122 km (0.066 R)
• M75: 30,240,761 km (0.073 R)
• M76: 30,513,777 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.7

Radius: 14.3

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.89 AU - 9.21 AU

Year: 7430 Days

Day: 7.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 68,777,848 km

• M1: 205,398 km (0.119 R)
• M2: 348,862 km (0.056 R)
• M3: 441,164 km (0.073 R)
• M4: 533,616 km (0.119 R)
• M5: 922,720 km (0.044 R)
• M6: 1,050,177 km (0.107 R)
• M7: 1,150,258 km (0.078 R)
• M8: 1,306,737 km (0.063 R)
• M9: 2,005,958 km (0.114 R)
• M10: 2,219,135 km (0.084 R)
• M11: 2,738,539 km (0.049 R)
• M12: 2,928,079 km (0.108 R)
• M13: 3,122,257 km (0.048 R)
• M14: 3,345,756 km (0.085 R)
• M15: 3,600,522 km (0.1 R)
• M16: 4,292,711 km (0.071 R)
• M17: 4,458,316 km (0.073 R)
• M18: 4,626,165 km (0.116 R)
• M19: 5,055,211 km (0.09 R)
• M20: 5,289,182 km (0.082 R)
• M21: 5,407,664 km (0.06 R)
• M22: 5,951,602 km (0.047 R)
• M23: 6,261,419 km (0.075 R)
• M24: 6,355,366 km (0.037 R)
• M25: 6,832,434 km (0.071 R)
• M26: 7,553,346 km (0.055 R)
• M27: 7,787,766 km (0.085 R)
• M28: 8,229,678 km (0.092 R)
• M29: 8,367,308 km (0.101 R)
• M30: 8,644,962 km (0.12 R)
• M31: 9,031,672 km (0.117 R)
• M32: 9,496,024 km (0.117 R)
• M33: 10,115,060 km (0.068 R)
• M34: 10,522,565 km (0.098 R)
• M35: 11,087,147 km (0.076 R)
• M36: 12,482,147 km (0.085 R)
• M37: 12,720,008 km (0.117 R)
• M38: 13,850,070 km (0.119 R)
• M39: 14,969,960 km (0.12 R)
• M40: 15,392,275 km (0.106 R)
• M41: 16,033,002 km (0.065 R)
• M42: 16,162,105 km (0.118 R)
• M43: 16,508,424 km (0.047 R)
• M44: 17,208,243 km (0.115 R)
• M45: 18,366,131 km (0.081 R)
• M46: 19,641,153 km (0.076 R)
• M47: 22,084,086 km (0.063 R)
• M48: 22,372,062 km (0.106 R)
• M49: 22,758,025 km (0.105 R)
• M50: 23,341,157 km (0.068 R)
• M51: 23,683,587 km (0.112 R)
• M52: 23,830,941 km (0.092 R)
• M53: 24,027,662 km (0.099 R)
• M54: 24,522,233 km (0.097 R)
• M55: 24,970,129 km (0.111 R)
• M56: 25,370,452 km (0.036 R)
• M57: 25,722,606 km (0.108 R)
• M58: 26,380,837 km (0.045 R)
• M59: 27,301,312 km (0.097 R)
• M60: 27,765,664 km (0.096 R)
• M61: 28,128,439 km (0.112 R)
• M62: 28,336,529 km (0.034 R)
• M63: 28,806,566 km (0.097 R)
• M64: 29,754,418 km (0.075 R)
• M65: 32,168,479 km (0.116 R)
• M66: 33,978,464 km (0.113 R)
• M67: 35,315,569 km (0.114 R)
• M68: 35,427,768 km (0.116 R)
• M69: 35,821,360 km (0.114 R)
• M70: 35,934,157 km (0.04 R)
• M71: 37,753,865 km (0.107 R)
• M72: 38,271,174 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673

Radius: 9.7

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 9.3 AU - 13 AU

Year: 13335 Days

Day: 10.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 68,777,848 km

• M1: 147,354 km (0.073 R)
• M2: 226,491 km (0.107 R)
• M3: 390,600 km (0.087 R)
• M4: 497,862 km (0.064 R)
• M5: 726,447 km (0.112 R)
• M6: 1,702,125 km (0.098 R)
• M7: 2,338,065 km (0.036 R)
• M8: 3,235,952 km (0.073 R)
• M9: 4,230,029 km (0.057 R)
• M10: 5,081,391 km (0.076 R)
• M11: 6,269,048 km (0.072 R)
• M12: 6,392,467 km (0.073 R)
• M13: 6,475,194 km (0.083 R)
• M14: 6,558,221 km (0.069 R)
• M15: 6,894,068 km (0.113 R)
• M16: 7,714,164 km (0.036 R)
• M17: 8,292,958 km (0.119 R)
• M18: 8,383,165 km (0.057 R)
• M19: 9,164,066 km (0.118 R)
• M20: 9,398,037 km (0.064 R)
• M21: 9,776,670 km (0.113 R)
• M22: 11,091,336 km (0.106 R)
• M23: 11,642,604 km (0.116 R)
• M24: 11,947,185 km (0.08 R)
• M25: 12,357,383 km (0.106 R)
• M26: 12,928,846 km (0.092 R)
• M27: 13,508,987 km (0.075 R)
• M28: 13,615,351 km (0.101 R)
• M29: 14,858,958 km (0.118 R)
• M30: 15,801,275 km (0.119 R)
• M31: 15,913,473 km (0.114 R)
• M32: 16,762,890 km (0.116 R)
• M33: 17,627,117 km (0.051 R)
• M34: 18,328,881 km (0.096 R)
• M35: 19,458,644 km (0.102 R)
• M36: 19,880,510 km (0.118 R)
• M37: 20,183,745 km (0.086 R)
• M38: 20,610,847 km (0.066 R)
• M39: 21,102,575 km (0.038 R)
• M40: 22,537,817 km (0.118 R)
• M41: 22,790,637 km (0.03 R)
• M42: 24,651,635 km (0.109 R)
• M43: 24,781,785 km (0.103 R)
• M44: 25,042,684 km (0.031 R)
• M45: 26,627,523 km (0.071 R)
• M46: 27,566,998 km (0.045 R)
• M47: 28,108,692 km (0.088 R)
• M48: 28,176,609 km (0.106 R)
• M49: 28,653,976 km (0.035 R)
• M50: 29,340,331 km (0.077 R)
• M51: 30,519,761 km (0.055 R)
• M52: 31,009,843 km (0.105 R)
• M53: 31,573,079 km (0.06 R)
• M54: 31,856,119 km (0.055 R)
• M55: 32,068,847 km (0.066 R)
• M56: 32,424,441 km (0.099 R)
• M57: 32,996,204 km (0.118 R)
• M58: 35,389,620 km (0.095 R)
• M59: 35,463,073 km (0.078 R)
• M60: 35,609,978 km (0.098 R)
• M61: 35,683,580 km (0.101 R)
• M62: 35,830,784 km (0.067 R)
• M63: 36,570,097 km (0.113 R)
• M64: 36,718,648 km (0.113 R)
• M65: 36,867,348 km (0.099 R)
• M66: 37,613,692 km (0.068 R)
• M67: 38,742,557 km (0.075 R)
• M68: 39,349,177 km (0.066 R)
• M69: 41,187,735 km (0.068 R)
• M70: 42,117,635 km (0.092 R)
• M71: 42,897,788 km (0.097 R)
• M72: 43,446,662 km (0.061 R)
• M73: 43,525,201 km (0.096 R)
• M74: 44,710,016 km (0.084 R)
• M75: 45,665,498 km (0.053 R)
• M76: 45,745,383 km (0.09 R)
• M77: 46,306,226 km (0.064 R)
• M78: 46,708,195 km (0.064 R)
• M79: 47,272,927 km (0.11 R)
• M80: 48,002,217 km (0.045 R)
• M81: 48,083,448 km (0.034 R)
• M82: 48,572,035 km (0.116 R)
• M83: 49,554,145 km (0.108 R)
• M84: 51,537,962 km (0.096 R)
• M85: 52,121,544 km (0.046 R)
• M86: 53,210,915 km (0.091 R)
• M87: 54,138,721 km (0.071 R)
• M88: 56,438,340 km (0.115 R)
• M89: 56,524,059 km (0.062 R)
• M90: 56,781,667 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.2

Radius: 7.9

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 14.03 AU - 16.53 AU

Year: 21392 Days

Day: 23.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 68,777,848 km

• M1: 130,150 km (0.07 R)
• M2: 250,427 km (0.099 R)
• M3: 337,792 km (0.055 R)
• M4: 753,824 km (0.065 R)
• M5: 1,262,756 km (0.108 R)
• M6: 1,316,162 km (0.057 R)
• M7: 1,800,261 km (0.1 R)
• M8: 2,435,005 km (0.114 R)
• M9: 2,953,212 km (0.109 R)
• M10: 3,133,477 km (0.085 R)
• M11: 3,429,531 km (0.12 R)
• M12: 3,504,929 km (0.118 R)
• M13: 3,773,307 km (0.076 R)
• M14: 3,851,248 km (0.082 R)
• M15: 4,128,153 km (0.06 R)
• M16: 4,248,879 km (0.07 R)
• M17: 4,370,651 km (0.1 R)
• M18: 4,617,937 km (0.057 R)
• M19: 5,040,251 km (0.088 R)
• M20: 6,057,816 km (0.118 R)
• M21: 6,426,276 km (0.091 R)
• M22: 6,707,520 km (0.084 R)
• M23: 7,872,438 km (0.103 R)
• M24: 9,098,542 km (0.1 R)
• M25: 9,414,344 km (0.064 R)
• M26: 9,787,291 km (0.073 R)
• M27: 10,273,933 km (0.063 R)
• M28: 10,328,536 km (0.039 R)
• M29: 11,158,505 km (0.074 R)
• M30: 11,496,447 km (0.091 R)
• M31: 11,609,842 km (0.093 R)
• M32: 12,182,503 km (0.036 R)
• M33: 12,472,423 km (0.06 R)
• M34: 12,647,303 km (0.088 R)
• M35: 12,705,796 km (0.092 R)
• M36: 13,955,088 km (0.043 R)
• M37: 16,249,770 km (0.098 R)
• M38: 17,996,773 km (0.088 R)
• M39: 18,194,542 km (0.052 R)
• M40: 19,059,966 km (0.074 R)
• M41: 19,802,569 km (0.105 R)
• M42: 20,143,353 km (0.089 R)
• M43: 20,623,562 km (0.105 R)
• M44: 20,899,720 km (0.047 R)
• M45: 22,369,370 km (0.082 R)
• M46: 22,653,007 km (0.12 R)
• M47: 23,152,365 km (0.115 R)
• M48: 23,367,487 km (0.1 R)
• M49: 25,628,958 km (0.113 R)
• M50: 27,883,098 km (0.114 R)
• M51: 28,956,613 km (0.107 R)
• M52: 29,033,805 km (0.061 R)
• M53: 29,188,489 km (0.064 R)
• M54: 30,356,550 km (0.095 R)
• M55: 31,858,213 km (0.062 R)
• M56: 32,899,414 km (0.097 R)
• M57: 33,707,991 km (0.114 R)
• M58: 34,686,809 km (0.114 R)
• M59: 36,006,562 km (0.095 R)
• M60: 36,672,572 km (0.112 R)
• M61: 37,594,842 km (0.054 R)
• M62: 38,355,248 km (0.119 R)
• M63: 38,950,050 km (0.09 R)
• M64: 39,376,852 km (0.112 R)
• M65: 40,149,077 km (0.105 R)
• M66: 40,407,432 km (0.104 R)
• M67: 40,666,536 km (0.082 R)
• M68: 41,795,401 km (0.11 R)
• M69: 41,969,982 km (0.113 R)
• M70: 42,583,034 km (0.086 R)
• M71: 43,729,103 km (0.084 R)
• M72: 44,083,949 km (0.102 R)
• M73: 45,422,551 km (0.067 R)
• M74: 46,955,929 km (0.101 R)
• M75: 47,046,586 km (0.087 R)
• M76: 50,816,153 km (0.099 R)
• M77: 50,909,203 km (0.092 R)
• M78: 51,282,449 km (0.052 R)
• M79: 52,125,284 km (0.039 R)
• M80: 54,014,854 km (0.111 R)
• M81: 54,109,849 km (0.089 R)
• M82: 55,063,535 km (0.096 R)
• M83: 57,763,328 km (0.118 R)
• M84: 59,619,688 km (0.104 R)
• M85: 60,604,641 km (0.094 R)
• M86: 61,099,062 km (0.094 R)
• M87: 62,690,334 km (0.108 R)
• M88: 63,190,440 km (0.047 R)
• M89: 63,290,521 km (0.117 R)
• M90: 63,993,332 km (0.078 R)
• M91: 64,396,049 km (0.114 R)
• M92: 66,625,805 km (0.064 R)
• M93: 67,442,909 km (0.107 R)
• M94: 68,263,453 km (0.085 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 17,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit