🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.4 AU - 0.66 AU

Year: 145 Days

Day: 17.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.56 AU - 0.66 AU

Year: 179 Days

Day: 37.5 Hours

Environment

Temp: 122 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,302,561 km

• M1: 233,223 km (0.056 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.65 AU - 0.71 AU

Year: 210 Days

Day: 36.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 133 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.09 AU - 1.71 AU

Year: 621 Days

Day: 35.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.79 AU - 4.45 AU

Year: 3134 Days

Day: 27 Hours

Environment

Temp: -130 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,302,561 km

• M1: 1,797,718 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.4

Radius: 14.5

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.92 AU - 5.36 AU

Year: 3745 Days

Day: 6.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 80,302,561 km

• M1: 204,500 km (0.05 R)
• M2: 488,736 km (0.105 R)
• M3: 655,239 km (0.07 R)
• M4: 746,942 km (0.064 R)
• M5: 894,296 km (0.089 R)
• M6: 1,030,879 km (0.113 R)
• M7: 1,256,173 km (0.093 R)
• M8: 1,387,221 km (0.06 R)
• M9: 1,716,636 km (0.035 R)
• M10: 1,904,530 km (0.087 R)
• M11: 2,405,085 km (0.094 R)
• M12: 2,540,471 km (0.096 R)
• M13: 2,835,029 km (0.108 R)
• M14: 3,010,657 km (0.101 R)
• M15: 3,339,623 km (0.103 R)
• M16: 3,474,560 km (0.083 R)
• M17: 3,837,485 km (0.04 R)
• M18: 4,212,826 km (0.082 R)
• M19: 4,322,331 km (0.095 R)
• M20: 4,414,334 km (0.08 R)
• M21: 4,618,984 km (0.045 R)
• M22: 4,845,924 km (0.101 R)
• M23: 4,960,815 km (0.117 R)
• M24: 5,291,426 km (0.062 R)
• M25: 5,429,505 km (0.047 R)
• M26: 5,729,898 km (0.076 R)
• M27: 5,953,546 km (0.101 R)
• M28: 6,578,566 km (0.109 R)
• M29: 6,812,986 km (0.052 R)
• M30: 6,963,631 km (0.064 R)
• M31: 7,711,321 km (0.116 R)
• M32: 7,845,810 km (0.109 R)
• M33: 7,981,346 km (0.07 R)
• M34: 8,346,215 km (0.105 R)
• M35: 8,553,857 km (0.105 R)
• M36: 8,763,294 km (0.111 R)
• M37: 9,187,254 km (0.099 R)
• M38: 9,425,863 km (0.09 R)
• M39: 9,884,679 km (0.06 R)
• M40: 10,474,693 km (0.092 R)
• M41: 10,673,808 km (0.116 R)
• M42: 10,824,154 km (0.05 R)
• M43: 11,228,367 km (0.118 R)
• M44: 11,611,787 km (0.083 R)
• M45: 11,818,082 km (0.102 R)
• M46: 12,051,604 km (0.106 R)
• M47: 12,312,802 km (0.095 R)
• M48: 12,523,287 km (0.085 R)
• M49: 13,215,326 km (0.108 R)
• M50: 13,322,887 km (0.118 R)
• M51: 13,593,061 km (0.052 R)
• M52: 13,837,803 km (0.029 R)
• M53: 14,001,912 km (0.094 R)
• M54: 14,249,048 km (0.074 R)
• M55: 14,414,652 km (0.083 R)
• M56: 14,971,456 km (0.089 R)
• M57: 15,421,895 km (0.101 R)
• M58: 15,648,835 km (0.107 R)
• M59: 16,278,492 km (0.033 R)
• M60: 16,393,982 km (0.068 R)
• M61: 16,829,162 km (0.108 R)
• M62: 17,004,341 km (0.08 R)
• M63: 18,307,189 km (0.106 R)
• M64: 18,457,236 km (0.073 R)
• M65: 18,698,238 km (0.117 R)
• M66: 19,611,383 km (0.104 R)
• M67: 19,703,536 km (0.039 R)
• M68: 19,795,837 km (0.077 R)
• M69: 20,476,807 km (0.108 R)
• M70: 20,663,804 km (0.084 R)
• M71: 21,039,744 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.6

Radius: 8.6

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.58 AU - 8.96 AU

Year: 8912 Days

Day: 5.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 168.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 80,302,561 km

• M1: 275,260 km (0.114 R)
• M2: 332,257 km (0.106 R)
• M3: 394,490 km (0.04 R)
• M4: 1,312,123 km (0.098 R)
• M5: 1,435,840 km (0.098 R)
• M6: 1,791,285 km (0.097 R)
• M7: 1,909,168 km (0.117 R)
• M8: 1,989,203 km (0.082 R)
• M9: 2,194,451 km (0.05 R)
• M10: 2,342,254 km (0.113 R)
• M11: 2,406,731 km (0.038 R)
• M12: 2,782,820 km (0.103 R)
• M13: 2,851,186 km (0.064 R)
• M14: 3,106,400 km (0.059 R)
• M15: 3,345,158 km (0.095 R)
• M16: 3,442,247 km (0.073 R)
• M17: 3,689,233 km (0.047 R)
• M18: 4,174,379 km (0.091 R)
• M19: 5,488,147 km (0.066 R)
• M20: 5,747,700 km (0.097 R)
• M21: 6,189,462 km (0.077 R)
• M22: 6,550,741 km (0.11 R)
• M23: 7,199,547 km (0.047 R)
• M24: 7,707,432 km (0.07 R)
• M25: 8,358,781 km (0.105 R)
• M26: 8,892,397 km (0.117 R)
• M27: 9,129,360 km (0.09 R)
• M28: 9,334,159 km (0.049 R)
• M29: 9,402,825 km (0.076 R)
• M30: 9,783,102 km (0.079 R)
• M31: 10,133,311 km (0.09 R)
• M32: 10,309,986 km (0.104 R)
• M33: 11,244,823 km (0.091 R)
• M34: 11,501,084 km (0.029 R)
• M35: 11,611,488 km (0.079 R)
• M36: 12,019,441 km (0.077 R)
• M37: 12,621,273 km (0.096 R)
• M38: 13,232,979 km (0.089 R)
• M39: 13,581,243 km (0.098 R)
• M40: 13,893,453 km (0.101 R)
• M41: 14,011,037 km (0.117 R)
• M42: 14,484,963 km (0.064 R)
• M43: 14,604,343 km (0.11 R)
• M44: 15,004,517 km (0.097 R)
• M45: 15,733,657 km (0.096 R)
• M46: 18,548,042 km (0.057 R)
• M47: 18,677,743 km (0.106 R)
• M48: 18,981,277 km (0.075 R)
• M49: 19,505,618 km (0.098 R)
• M50: 19,681,395 km (0.052 R)
• M51: 20,123,307 km (0.088 R)
• M52: 20,389,891 km (0.088 R)
• M53: 20,792,159 km (0.076 R)
• M54: 21,468,342 km (0.071 R)
• M55: 21,559,148 km (0.112 R)
• M56: 22,611,419 km (0.073 R)
• M57: 23,306,600 km (0.103 R)
• M58: 25,482,202 km (0.074 R)
• M59: 26,935,695 km (0.116 R)
• M60: 27,573,880 km (0.079 R)
• M61: 28,018,634 km (0.089 R)
• M62: 28,266,817 km (0.05 R)
• M63: 30,023,844 km (0.116 R)
• M64: 30,838,853 km (0.065 R)
• M65: 32,126,741 km (0.106 R)
• M66: 33,222,097 km (0.103 R)
• M67: 33,484,641 km (0.111 R)
• M68: 33,589,958 km (0.038 R)
• M69: 34,382,677 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.6

Radius: 9.8

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.68 AU - 9.48 AU

Year: 9418 Days

Day: 8.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 80,302,561 km

• M1: 136,284 km (0.083 R)
• M2: 413,339 km (0.107 R)
• M3: 593,455 km (0.086 R)
• M4: 831,914 km (0.038 R)
• M5: 1,154,447 km (0.118 R)
• M6: 1,397,244 km (0.051 R)
• M7: 1,554,920 km (0.052 R)
• M8: 2,175,303 km (0.113 R)
• M9: 2,429,469 km (0.029 R)
• M10: 2,890,979 km (0.069 R)
• M11: 3,144,996 km (0.093 R)
• M12: 3,459,301 km (0.118 R)
• M13: 3,674,572 km (0.079 R)
• M14: 5,929,910 km (0.114 R)
• M15: 6,058,564 km (0.033 R)
• M16: 6,515,885 km (0.098 R)
• M17: 6,648,728 km (0.108 R)
• M18: 6,984,425 km (0.114 R)
• M19: 7,672,725 km (0.114 R)
• M20: 8,060,483 km (0.103 R)
• M21: 8,382,567 km (0.102 R)
• M22: 8,490,876 km (0.081 R)
• M23: 9,002,351 km (0.038 R)
• M24: 9,561,548 km (0.092 R)
• M25: 10,596,466 km (0.119 R)
• M26: 10,949,218 km (0.083 R)
• M27: 11,067,699 km (0.083 R)
• M28: 11,545,964 km (0.109 R)
• M29: 11,787,564 km (0.077 R)
• M30: 13,146,212 km (0.087 R)
• M31: 13,314,360 km (0.066 R)
• M32: 14,294,376 km (0.076 R)
• M33: 14,990,006 km (0.112 R)
• M34: 15,165,634 km (0.072 R)
• M35: 17,325,528 km (0.082 R)
• M36: 17,556,058 km (0.082 R)
• M37: 17,648,659 km (0.083 R)
• M38: 18,066,785 km (0.079 R)
• M39: 18,535,326 km (0.043 R)
• M40: 19,055,328 km (0.042 R)
• M41: 19,580,117 km (0.084 R)
• M42: 21,330,712 km (0.099 R)
• M43: 21,825,881 km (0.117 R)
• M44: 21,925,363 km (0.096 R)
• M45: 22,425,020 km (0.09 R)
• M46: 22,928,566 km (0.081 R)
• M47: 23,792,943 km (0.027 R)
• M48: 24,357,974 km (0.117 R)
• M49: 25,605,920 km (0.111 R)
• M50: 26,502,609 km (0.115 R)
• M51: 26,608,674 km (0.061 R)
• M52: 26,821,552 km (0.117 R)
• M53: 27,141,691 km (0.11 R)
• M54: 27,624,294 km (0.118 R)
• M55: 29,198,812 km (0.071 R)
• M56: 29,858,688 km (0.114 R)
• M57: 31,193,400 km (0.063 R)
• M58: 31,642,642 km (0.118 R)
• M59: 32,093,979 km (0.046 R)
• M60: 32,320,470 km (0.05 R)
• M61: 32,661,254 km (0.117 R)
• M62: 33,288,967 km (0.089 R)
• M63: 33,403,559 km (0.109 R)
• M64: 35,488,205 km (0.09 R)
• M65: 35,663,684 km (0.105 R)
• M66: 37,316,740 km (0.058 R)
• M67: 37,554,900 km (0.067 R)
• M68: 38,693,040 km (0.094 R)
• M69: 40,452,162 km (0.072 R)
• M70: 40,880,610 km (0.052 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.7

Radius: 14.3

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.9 AU - 12.8 AU

Year: 13393 Days

Day: 5.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 80,302,561 km

• M1: 183,706 km (0.098 R)
• M2: 286,181 km (0.105 R)
• M3: 421,118 km (0.038 R)
• M4: 624,721 km (0.119 R)
• M5: 865,723 km (0.113 R)
• M6: 998,715 km (0.08 R)
• M7: 1,389,315 km (0.095 R)
• M8: 1,827,637 km (0.094 R)
• M9: 2,003,265 km (0.074 R)
• M10: 2,215,544 km (0.07 R)
• M11: 2,695,754 km (0.119 R)
• M12: 3,350,843 km (0.115 R)
• M13: 3,864,711 km (0.057 R)
• M14: 4,016,254 km (0.062 R)
• M15: 4,562,286 km (0.111 R)
• M16: 4,682,413 km (0.1 R)
• M17: 5,298,906 km (0.057 R)
• M18: 7,393,576 km (0.057 R)
• M19: 7,582,667 km (0.065 R)
• M20: 7,773,255 km (0.077 R)
• M21: 8,601,429 km (0.101 R)
• M22: 9,202,962 km (0.072 R)
• M23: 9,663,125 km (0.093 R)
• M24: 10,026,348 km (0.103 R)
• M25: 12,410,191 km (0.036 R)
• M26: 13,204,106 km (0.092 R)
• M27: 13,318,848 km (0.116 R)
• M28: 13,491,634 km (0.057 R)
• M29: 14,014,478 km (0.062 R)
• M30: 14,662,536 km (0.045 R)
• M31: 15,140,053 km (0.104 R)
• M32: 16,665,053 km (0.11 R)
• M33: 17,603,481 km (0.077 R)
• M34: 17,856,750 km (0.087 R)
• M35: 18,238,673 km (0.081 R)
• M36: 18,559,112 km (0.086 R)
• M37: 19,010,897 km (0.106 R)
• M38: 19,140,599 km (0.12 R)
• M39: 19,793,593 km (0.092 R)
• M40: 19,925,090 km (0.1 R)
• M41: 20,255,252 km (0.067 R)
• M42: 20,920,664 km (0.088 R)
• M43: 21,458,319 km (0.09 R)
• M44: 21,728,792 km (0.109 R)
• M45: 24,778,494 km (0.06 R)
• M46: 25,275,907 km (0.093 R)
• M47: 27,371,773 km (0.088 R)
• M48: 27,959,692 km (0.041 R)
• M49: 28,181,247 km (0.115 R)
• M50: 28,626,151 km (0.1 R)
• M51: 29,148,248 km (0.045 R)
• M52: 29,522,990 km (0.092 R)
• M53: 29,899,378 km (0.073 R)
• M54: 30,428,955 km (0.109 R)
• M55: 31,881,999 km (0.073 R)
• M56: 33,357,782 km (0.034 R)
• M57: 33,514,411 km (0.119 R)
• M58: 34,617,695 km (0.114 R)
• M59: 36,698,153 km (0.1 R)
• M60: 37,427,742 km (0.062 R)
• M61: 37,835,097 km (0.032 R)
• M62: 39,313,872 km (0.097 R)
• M63: 40,477,145 km (0.066 R)
• M64: 41,314,893 km (0.072 R)
• M65: 41,904,757 km (0.103 R)
• M66: 47,337,853 km (0.078 R)
• M67: 47,690,156 km (0.051 R)
• M68: 49,286,664 km (0.026 R)
• M69: 49,912,282 km (0.103 R)
• M70: 51,804,695 km (0.066 R)
• M71: 52,714,250 km (0.091 R)
• M72: 52,896,760 km (0.12 R)
• M73: 54,180,310 km (0.107 R)
• M74: 54,733,523 km (0.105 R)
• M75: 58,186,391 km (0.118 R)
• M76: 58,563,826 km (0.04 R)
• M77: 58,752,918 km (0.116 R)
• M78: 60,272,683 km (0.082 R)
• M79: 61,133,170 km (0.11 R)
• M80: 61,517,038 km (0.118 R)
• M81: 62,094,187 km (0.117 R)
• M82: 62,190,528 km (0.051 R)
• M83: 62,866,411 km (0.113 R)
• M84: 64,713,496 km (0.025 R)
• M85: 65,496,491 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.8

Radius: 4.9

Gravity: 37.81 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.78 AU - 15.46 AU

Year: 18836 Days

Day: 23 Hours

Environment

Temp: -184 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 80,302,561 km

• M1: 655,388 km (0.1 R)
• M2: 702,811 km (0.049 R)
• M3: 776,413 km (0.119 R)
• M4: 1,152,951 km (0.058 R)
• M5: 1,515,277 km (0.051 R)
• M6: 1,709,006 km (0.104 R)
• M7: 2,155,705 km (0.081 R)
• M8: 2,263,715 km (0.079 R)
• M9: 2,560,368 km (0.059 R)
• M10: 3,480,245 km (0.09 R)
• M11: 3,822,076 km (0.103 R)
• M12: 3,952,974 km (0.042 R)
• M13: 4,129,799 km (0.117 R)
• M14: 4,769,180 km (0.092 R)
• M15: 6,137,851 km (0.106 R)
• M16: 6,291,189 km (0.118 R)
• M17: 6,706,473 km (0.086 R)
• M18: 6,811,640 km (0.082 R)
• M19: 7,617,972 km (0.113 R)
• M20: 9,202,064 km (0.041 R)
• M21: 9,851,319 km (0.073 R)
• M22: 10,030,986 km (0.104 R)
• M23: 12,527,475 km (0.108 R)
• M24: 13,311,967 km (0.043 R)
• M25: 14,247,103 km (0.047 R)
• M26: 16,462,797 km (0.109 R)
• M27: 16,818,541 km (0.108 R)
• M28: 17,682,768 km (0.106 R)
• M29: 18,414,002 km (0.039 R)
• M30: 19,005,961 km (0.117 R)
• M31: 21,126,660 km (0.108 R)
• M32: 21,358,238 km (0.117 R)
• M33: 21,746,145 km (0.043 R)
• M34: 22,136,446 km (0.104 R)
• M35: 24,202,692 km (0.104 R)
• M36: 24,445,040 km (0.11 R)
• M37: 25,258,703 km (0.079 R)
• M38: 25,504,642 km (0.041 R)
• M39: 25,586,621 km (0.051 R)
• M40: 26,246,797 km (0.084 R)
• M41: 26,662,230 km (0.08 R)
• M42: 26,829,032 km (0.082 R)
• M43: 27,415,455 km (0.066 R)
• M44: 29,803,187 km (0.087 R)
• M45: 30,846,782 km (0.12 R)
• M46: 31,725,520 km (0.088 R)
• M47: 31,813,782 km (0.113 R)
• M48: 32,880,116 km (0.105 R)
• M49: 33,777,554 km (0.092 R)
• M50: 37,074,541 km (0.106 R)
• M51: 37,260,641 km (0.083 R)
• M52: 37,727,386 km (0.084 R)
• M53: 38,855,504 km (0.071 R)
• M54: 39,044,595 km (0.065 R)
• M55: 39,994,542 km (0.115 R)
• M56: 40,568,250 km (0.057 R)
• M57: 41,917,323 km (0.102 R)
• M58: 42,208,441 km (0.049 R)
• M59: 42,402,768 km (0.064 R)
• M60: 43,673,453 km (0.111 R)
• M61: 43,870,024 km (0.103 R)
• M62: 44,066,895 km (0.089 R)
• M63: 45,155,070 km (0.049 R)
• M64: 45,951,978 km (0.076 R)
• M65: 46,151,990 km (0.053 R)
• M66: 47,863,390 km (0.118 R)
• M67: 48,879,608 km (0.113 R)
• M68: 49,697,909 km (0.088 R)
• M69: 51,971,048 km (0.063 R)
• M70: 52,179,438 km (0.115 R)
• M71: 52,283,708 km (0.066 R)
• M72: 53,330,145 km (0.079 R)
• M73: 54,172,381 km (0.07 R)
• M74: 55,125,170 km (0.04 R)
• M75: 55,550,327 km (0.041 R)
• M76: 58,340,626 km (0.102 R)
• M77: 59,534,717 km (0.039 R)
• M78: 61,286,059 km (0.091 R)
• M79: 62,278,491 km (0.113 R)
• M80: 62,389,194 km (0.097 R)
• M81: 62,610,598 km (0.112 R)
• M82: 64,615,060 km (0.076 R)
• M83: 68,344,236 km (0.107 R)
• M84: 71,099,829 km (0.088 R)
• M85: 71,215,468 km (0.095 R)
• M86: 72,724,013 km (0.043 R)
• M87: 73,190,309 km (0.052 R)
• M88: 74,008,610 km (0.073 R)
• M89: 76,363,579 km (0.11 R)
• M90: 78,384,497 km (0.101 R)
• M91: 78,742,934 km (0.105 R)
• M92: 78,862,612 km (0.088 R)
• M93: 79,461,452 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 18,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit