Star System Generated (Seed: 1768354986)

Star Details

Spectral Class: K5V

Temperature: 4,343 K

Mass: 0.69 sol

Luminosity: 0.27 lux

Habitable Zone (HZ)

Inner Boundary: 0.5 AU

Outer Boundary: 0.71 AU

Physical Limits

Snow Line: 2.49 AU

Max System Radius: 16.6 AU

Planetary System (8 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.79 AU - 0.79 AU

Year: 309 Days

Day: 26.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 9.5 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.8 AU - 1.18 AU

Year: 433 Days

Day: 23.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 10.9 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.43 AU - 1.55 AU

Year: 800 Days

Day: 42.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 1.4 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.4

Radius: 11.9

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4 AU - 4.42 AU

Year: 3798 Days

Day: 11.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (74)

Outer Limit: 48,842,560 km

  • M1: 156,629 km (0.09 R)
  • M2: 282,142 km (0.085 R)
  • M3: 564,582 km (0.112 R)
  • M4: 642,672 km (0.116 R)
  • M5: 724,951 km (0.047 R)
  • M6: 811,419 km (0.053 R)
  • M7: 1,008,140 km (0.098 R)
  • M8: 1,234,033 km (0.062 R)
  • M9: 1,339,948 km (0.12 R)
  • M10: 1,518,867 km (0.105 R)
  • M11: 1,691,354 km (0.109 R)
  • M12: 1,795,025 km (0.091 R)
  • M13: 1,931,608 km (0.112 R)
  • M14: 2,462,381 km (0.054 R)
  • M15: 2,735,846 km (0.111 R)
  • M16: 2,840,864 km (0.091 R)
  • M17: 3,019,184 km (0.07 R)
  • M18: 3,127,942 km (0.118 R)
  • M19: 3,219,645 km (0.076 R)
  • M20: 3,462,443 km (0.035 R)
  • M21: 3,827,910 km (0.1 R)
  • M22: 3,965,840 km (0.109 R)
  • M23: 4,206,094 km (0.094 R)
  • M24: 4,934,037 km (0.08 R)
  • M25: 5,301,898 km (0.075 R)
  • M26: 5,544,695 km (0.054 R)
  • M27: 5,881,590 km (0.115 R)
  • M28: 6,018,322 km (0.09 R)
  • M29: 6,110,026 km (0.06 R)
  • M30: 6,318,116 km (0.115 R)
  • M31: 6,411,316 km (0.093 R)
  • M32: 6,884,644 km (0.118 R)
  • M33: 7,590,746 km (0.114 R)
  • M34: 7,665,096 km (0.119 R)
  • M35: 7,764,728 km (0.113 R)
  • M36: 7,839,676 km (0.093 R)
  • M37: 7,965,189 km (0.09 R)
  • M38: 9,309,475 km (0.1 R)
  • M39: 9,415,840 km (0.087 R)
  • M40: 10,089,479 km (0.072 R)
  • M41: 10,226,062 km (0.045 R)
  • M42: 10,501,172 km (0.116 R)
  • M43: 10,918,401 km (0.09 R)
  • M44: 11,199,645 km (0.094 R)
  • M45: 11,426,285 km (0.071 R)
  • M46: 11,511,706 km (0.085 R)
  • M47: 11,654,572 km (0.104 R)
  • M48: 11,884,354 km (0.045 R)
  • M49: 11,999,694 km (0.119 R)
  • M50: 12,406,750 km (0.084 R)
  • M51: 12,936,775 km (0.095 R)
  • M52: 13,745,501 km (0.118 R)
  • M53: 14,324,595 km (0.055 R)
  • M54: 14,447,414 km (0.065 R)
  • M55: 15,067,348 km (0.075 R)
  • M56: 16,045,269 km (0.081 R)
  • M57: 16,397,273 km (0.095 R)
  • M58: 16,558,091 km (0.108 R)
  • M59: 17,141,373 km (0.074 R)
  • M60: 17,304,584 km (0.105 R)
  • M61: 17,698,625 km (0.078 R)
  • M62: 17,830,570 km (0.084 R)
  • M63: 18,830,632 km (0.085 R)
  • M64: 18,999,079 km (0.076 R)
  • M65: 19,269,702 km (0.078 R)
  • M66: 19,405,387 km (0.097 R)
  • M67: 20,433,872 km (0.088 R)
  • M68: 21,550,471 km (0.062 R)
  • M69: 21,832,612 km (0.092 R)
  • M70: 22,615,159 km (0.096 R)
  • M71: 23,298,223 km (0.093 R)
  • M72: 23,551,642 km (0.11 R)
  • M73: 24,061,172 km (0.104 R)
  • M74: 24,207,479 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.5

Radius: 11.6

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.07 AU - 4.67 AU

Year: 4017 Days

Day: 10.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (75)

Outer Limit: 48,842,560 km

  • M1: 145,110 km (0.03 R)
  • M2: 232,325 km (0.042 R)
  • M3: 540,647 km (0.066 R)
  • M4: 720,463 km (0.079 R)
  • M5: 921,523 km (0.098 R)
  • M6: 997,219 km (0.067 R)
  • M7: 1,379,442 km (0.086 R)
  • M8: 1,511,836 km (0.054 R)
  • M9: 1,711,100 km (0.066 R)
  • M10: 1,984,865 km (0.118 R)
  • M11: 2,255,637 km (0.107 R)
  • M12: 2,739,735 km (0.078 R)
  • M13: 2,814,235 km (0.113 R)
  • M14: 3,003,626 km (0.062 R)
  • M15: 3,099,817 km (0.078 R)
  • M16: 3,335,135 km (0.074 R)
  • M17: 3,455,112 km (0.027 R)
  • M18: 3,596,782 km (0.048 R)
  • M19: 3,678,761 km (0.105 R)
  • M20: 3,823,572 km (0.074 R)
  • M21: 3,991,421 km (0.116 R)
  • M22: 4,576,049 km (0.076 R)
  • M23: 4,664,910 km (0.107 R)
  • M24: 5,118,342 km (0.075 R)
  • M25: 5,681,129 km (0.099 R)
  • M26: 6,067,241 km (0.105 R)
  • M27: 6,890,777 km (0.025 R)
  • M28: 7,044,265 km (0.077 R)
  • M29: 7,173,068 km (0.096 R)
  • M30: 7,616,925 km (0.097 R)
  • M31: 7,749,170 km (0.112 R)
  • M32: 7,962,347 km (0.096 R)
  • M33: 8,421,911 km (0.099 R)
  • M34: 8,586,170 km (0.09 R)
  • M35: 8,723,949 km (0.12 R)
  • M36: 8,945,803 km (0.094 R)
  • M37: 9,141,477 km (0.077 R)
  • M38: 9,622,733 km (0.088 R)
  • M39: 9,852,067 km (0.077 R)
  • M40: 10,112,218 km (0.086 R)
  • M41: 10,374,612 km (0.069 R)
  • M42: 10,876,513 km (0.101 R)
  • M43: 11,055,432 km (0.114 R)
  • M44: 11,295,686 km (0.095 R)
  • M45: 11,628,841 km (0.094 R)
  • M46: 11,781,431 km (0.115 R)
  • M47: 11,873,284 km (0.07 R)
  • M48: 12,119,372 km (0.096 R)
  • M49: 13,406,812 km (0.094 R)
  • M50: 14,836,219 km (0.091 R)
  • M51: 15,301,319 km (0.11 R)
  • M52: 16,553,154 km (0.065 R)
  • M53: 17,070,015 km (0.074 R)
  • M54: 17,767,440 km (0.09 R)
  • M55: 18,723,819 km (0.059 R)
  • M56: 18,938,642 km (0.103 R)
  • M57: 19,696,804 km (0.084 R)
  • M58: 19,951,718 km (0.086 R)
  • M59: 20,317,934 km (0.086 R)
  • M60: 20,575,542 km (0.109 R)
  • M61: 20,649,293 km (0.062 R)
  • M62: 20,723,195 km (0.05 R)
  • M63: 20,797,096 km (0.101 R)
  • M64: 22,030,530 km (0.085 R)
  • M65: 22,143,776 km (0.05 R)
  • M66: 22,561,004 km (0.11 R)
  • M67: 23,634,369 km (0.059 R)
  • M68: 23,905,291 km (0.117 R)
  • M69: 24,802,878 km (0.098 R)
  • M70: 24,920,761 km (0.07 R)
  • M71: 25,117,632 km (0.082 R)
  • M72: 25,473,376 km (0.082 R)
  • M73: 25,751,329 km (0.096 R)
  • M74: 26,751,690 km (0.091 R)
  • M75: 26,993,739 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.4

Radius: 12.9

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.82 AU - 6.3 AU

Year: 5005 Days

Day: 12.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (78)

Outer Limit: 48,842,560 km

  • M1: 201,359 km (0.08 R)
  • M2: 382,073 km (0.027 R)
  • M3: 618,138 km (0.116 R)
  • M4: 973,284 km (0.101 R)
  • M5: 1,219,821 km (0.063 R)
  • M6: 1,358,947 km (0.118 R)
  • M7: 1,536,520 km (0.065 R)
  • M8: 1,653,804 km (0.099 R)
  • M9: 1,774,081 km (0.076 R)
  • M10: 2,005,808 km (0.118 R)
  • M11: 2,097,512 km (0.073 R)
  • M12: 2,266,408 km (0.116 R)
  • M13: 2,401,046 km (0.11 R)
  • M14: 2,678,550 km (0.103 R)
  • M15: 2,903,844 km (0.077 R)
  • M16: 3,008,413 km (0.069 R)
  • M17: 3,199,898 km (0.074 R)
  • M18: 3,308,058 km (0.095 R)
  • M19: 3,776,000 km (0.096 R)
  • M20: 3,936,668 km (0.092 R)
  • M21: 4,553,460 km (0.064 R)
  • M22: 5,328,377 km (0.071 R)
  • M23: 5,457,181 km (0.074 R)
  • M24: 5,639,391 km (0.069 R)
  • M25: 5,903,132 km (0.103 R)
  • M26: 6,608,187 km (0.111 R)
  • M27: 6,746,864 km (0.097 R)
  • M28: 6,970,662 km (0.119 R)
  • M29: 7,168,580 km (0.051 R)
  • M30: 7,311,147 km (0.098 R)
  • M31: 7,570,101 km (0.095 R)
  • M32: 8,067,514 km (0.09 R)
  • M33: 9,623,033 km (0.095 R)
  • M34: 10,098,006 km (0.119 R)
  • M35: 10,743,072 km (0.11 R)
  • M36: 11,302,119 km (0.118 R)
  • M37: 11,635,274 km (0.09 R)
  • M38: 11,904,251 km (0.083 R)
  • M39: 12,723,449 km (0.053 R)
  • M40: 12,861,677 km (0.058 R)
  • M41: 13,035,360 km (0.101 R)
  • M42: 13,209,642 km (0.076 R)
  • M43: 13,384,821 km (0.117 R)
  • M44: 13,666,663 km (0.093 R)
  • M45: 13,843,937 km (0.111 R)
  • M46: 14,093,167 km (0.104 R)
  • M47: 14,668,670 km (0.058 R)
  • M48: 14,886,484 km (0.118 R)
  • M49: 15,032,342 km (0.12 R)
  • M50: 15,991,564 km (0.045 R)
  • M51: 16,178,411 km (0.102 R)
  • M52: 16,894,686 km (0.083 R)
  • M53: 17,237,564 km (0.101 R)
  • M54: 17,352,455 km (0.097 R)
  • M55: 17,737,072 km (0.118 R)
  • M56: 18,986,663 km (0.112 R)
  • M57: 19,542,269 km (0.108 R)
  • M58: 20,345,310 km (0.101 R)
  • M59: 20,426,243 km (0.046 R)
  • M60: 20,507,175 km (0.093 R)
  • M61: 21,036,453 km (0.082 R)
  • M62: 21,405,361 km (0.063 R)
  • M63: 22,316,412 km (0.072 R)
  • M64: 22,818,612 km (0.085 R)
  • M65: 23,240,029 km (0.115 R)
  • M66: 23,409,374 km (0.112 R)
  • M67: 23,536,682 km (0.114 R)
  • M68: 23,877,017 km (0.049 R)
  • M69: 24,648,942 km (0.113 R)
  • M70: 25,211,580 km (0.102 R)
  • M71: 26,217,326 km (0.087 R)
  • M72: 26,305,439 km (0.111 R)
  • M73: 26,614,508 km (0.073 R)
  • M74: 28,132,777 km (0.074 R)
  • M75: 29,312,656 km (0.089 R)
  • M76: 29,449,837 km (0.095 R)
  • M77: 29,954,730 km (0.082 R)
  • M78: 30,786,943 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110

Radius: 13.3

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.88 AU - 5.28 AU

Year: 5035 Days

Day: 11.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 155.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (62)

Outer Limit: 48,842,560 km

  • M1: 168,148 km (0.118 R)
  • M2: 291,117 km (0.063 R)
  • M3: 852,409 km (0.102 R)
  • M4: 1,076,057 km (0.084 R)
  • M5: 1,239,568 km (0.08 R)
  • M6: 1,804,001 km (0.109 R)
  • M7: 1,919,191 km (0.064 R)
  • M8: 2,060,561 km (0.108 R)
  • M9: 2,242,622 km (0.103 R)
  • M10: 2,557,974 km (0.11 R)
  • M11: 2,661,945 km (0.095 R)
  • M12: 2,820,817 km (0.105 R)
  • M13: 3,175,664 km (0.071 R)
  • M14: 3,302,074 km (0.069 R)
  • M15: 3,530,809 km (0.09 R)
  • M16: 3,647,196 km (0.103 R)
  • M17: 4,004,137 km (0.116 R)
  • M18: 4,171,537 km (0.106 R)
  • M19: 4,263,839 km (0.108 R)
  • M20: 4,608,362 km (0.108 R)
  • M21: 5,109,216 km (0.067 R)
  • M22: 5,441,623 km (0.117 R)
  • M23: 5,576,709 km (0.094 R)
  • M24: 5,695,789 km (0.099 R)
  • M25: 5,815,617 km (0.063 R)
  • M26: 5,971,049 km (0.106 R)
  • M27: 6,075,469 km (0.099 R)
  • M28: 6,197,989 km (0.107 R)
  • M29: 6,339,210 km (0.041 R)
  • M30: 6,606,691 km (0.096 R)
  • M31: 6,914,414 km (0.101 R)
  • M32: 7,226,774 km (0.058 R)
  • M33: 7,468,823 km (0.115 R)
  • M34: 7,732,564 km (0.027 R)
  • M35: 7,942,001 km (0.115 R)
  • M36: 8,134,085 km (0.082 R)
  • M37: 8,250,023 km (0.068 R)
  • M38: 8,463,948 km (0.107 R)
  • M39: 8,581,532 km (0.054 R)
  • M40: 8,719,312 km (0.118 R)
  • M41: 8,838,093 km (0.098 R)
  • M42: 9,318,302 km (0.089 R)
  • M43: 9,419,430 km (0.029 R)
  • M44: 10,514,038 km (0.107 R)
  • M45: 10,831,035 km (0.088 R)
  • M46: 11,431,521 km (0.102 R)
  • M47: 12,130,891 km (0.115 R)
  • M48: 12,508,177 km (0.08 R)
  • M49: 12,866,763 km (0.087 R)
  • M50: 13,070,067 km (0.033 R)
  • M51: 13,433,889 km (0.077 R)
  • M52: 13,686,111 km (0.111 R)
  • M53: 13,824,339 km (0.097 R)
  • M54: 13,916,641 km (0.115 R)
  • M55: 14,032,430 km (0.082 R)
  • M56: 14,428,565 km (0.109 R)
  • M57: 14,592,674 km (0.027 R)
  • M58: 15,017,681 km (0.096 R)
  • M59: 15,184,184 km (0.025 R)
  • M60: 15,327,199 km (0.069 R)
  • M61: 16,025,223 km (0.089 R)
  • M62: 16,195,316 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.6

Radius: 4

Gravity: 22.54 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.25 AU - 11.01 AU

Year: 14177 Days

Day: 18.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (92)

Outer Limit: 48,842,560 km

  • M1: 67,020 km (0.088 R)
  • M2: 266,284 km (0.079 R)
  • M3: 411,245 km (0.113 R)
  • M4: 484,847 km (0.082 R)
  • M5: 784,790 km (0.073 R)
  • M6: 877,092 km (0.097 R)
  • M7: 992,432 km (0.108 R)
  • M8: 1,092,214 km (0.107 R)
  • M9: 1,389,166 km (0.106 R)
  • M10: 2,336,719 km (0.102 R)
  • M11: 2,470,010 km (0.118 R)
  • M12: 2,551,092 km (0.116 R)
  • M13: 3,776,000 km (0.03 R)
  • M14: 4,154,632 km (0.084 R)
  • M15: 5,118,940 km (0.105 R)
  • M16: 6,406,828 km (0.034 R)
  • M17: 6,555,827 km (0.065 R)
  • M18: 6,857,118 km (0.109 R)
  • M19: 7,009,558 km (0.089 R)
  • M20: 7,163,045 km (0.099 R)
  • M21: 7,709,227 km (0.081 R)
  • M22: 7,827,858 km (0.107 R)
  • M23: 8,390,047 km (0.101 R)
  • M24: 8,799,496 km (0.118 R)
  • M25: 9,341,489 km (0.057 R)
  • M26: 9,937,188 km (0.115 R)
  • M27: 10,152,908 km (0.077 R)
  • M28: 10,501,322 km (0.117 R)
  • M29: 12,116,829 km (0.095 R)
  • M30: 12,672,286 km (0.108 R)
  • M31: 13,141,425 km (0.039 R)
  • M32: 13,188,698 km (0.116 R)
  • M33: 13,330,666 km (0.073 R)
  • M34: 13,759,863 km (0.056 R)
  • M35: 14,000,266 km (0.085 R)
  • M36: 14,534,032 km (0.05 R)
  • M37: 15,222,930 km (0.099 R)
  • M38: 16,326,663 km (0.119 R)
  • M39: 16,530,116 km (0.105 R)
  • M40: 16,734,467 km (0.118 R)
  • M41: 17,093,950 km (0.103 R)
  • M42: 17,820,697 km (0.037 R)
  • M43: 18,187,810 km (0.053 R)
  • M44: 18,769,746 km (0.047 R)
  • M45: 18,929,516 km (0.05 R)
  • M46: 19,465,376 km (0.073 R)
  • M47: 19,627,091 km (0.042 R)
  • M48: 19,897,564 km (0.077 R)
  • M49: 22,049,679 km (0.109 R)
  • M50: 22,443,720 km (0.094 R)
  • M51: 22,669,912 km (0.118 R)
  • M52: 23,124,540 km (0.107 R)
  • M53: 23,353,125 km (0.117 R)
  • M54: 23,410,272 km (0.082 R)
  • M55: 24,506,525 km (0.109 R)
  • M56: 24,856,285 km (0.11 R)
  • M57: 25,501,500 km (0.107 R)
  • M58: 26,688,859 km (0.115 R)
  • M59: 27,168,918 km (0.096 R)
  • M60: 27,591,233 km (0.068 R)
  • M61: 27,954,905 km (0.106 R)
  • M62: 28,137,415 km (0.119 R)
  • M63: 28,687,037 km (0.115 R)
  • M64: 29,240,400 km (0.115 R)
  • M65: 31,235,886 km (0.111 R)
  • M66: 32,059,123 km (0.081 R)
  • M67: 35,619,702 km (0.111 R)
  • M68: 36,413,019 km (0.114 R)
  • M69: 36,479,441 km (0.079 R)
  • M70: 36,745,426 km (0.103 R)
  • M71: 37,011,860 km (0.093 R)
  • M72: 37,078,580 km (0.056 R)
  • M73: 37,613,991 km (0.06 R)
  • M74: 38,692,292 km (0.051 R)
  • M75: 38,895,746 km (0.063 R)
  • M76: 39,712,550 km (0.048 R)
  • M77: 39,780,916 km (0.063 R)
  • M78: 39,917,649 km (0.109 R)
  • M79: 40,054,531 km (0.098 R)
  • M80: 41,363,063 km (0.104 R)
  • M81: 43,598,504 km (0.076 R)
  • M82: 43,739,425 km (0.12 R)
  • M83: 44,234,146 km (0.091 R)
  • M84: 44,873,078 km (0.082 R)
  • M85: 45,801,183 km (0.064 R)
  • M86: 45,872,841 km (0.099 R)
  • M87: 46,303,533 km (0.095 R)
  • M88: 46,447,296 km (0.109 R)
  • M89: 46,663,465 km (0.113 R)
  • M90: 46,807,678 km (0.102 R)
  • M91: 48,404,037 km (0.031 R)
  • M92: 48,769,355 km (0.081 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 19,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit