🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.8

Radius: 9.6

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.43 AU - 1.89 AU

Year: 1426 Days

Day: 8.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,444,851 km

• M1: 119,379 km (0.108 R)
• M2: 441,912 km (0.078 R)
• M3: 1,136,645 km (0.087 R)
• M4: 1,451,099 km (0.042 R)
• M5: 2,120,550 km (0.108 R)
• M6: 2,618,711 km (0.058 R)
• M7: 2,924,938 km (0.104 R)
• M8: 3,318,081 km (0.055 R)
• M9: 3,627,449 km (0.1 R)
• M10: 4,027,773 km (0.098 R)
• M11: 5,655,847 km (0.1 R)
• M12: 7,460,895 km (0.05 R)
• M13: 9,784,898 km (0.073 R)
• M14: 12,750,227 km (0.1 R)
• M15: 14,012,384 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.1

Radius: 12

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.71 AU - 2.27 AU

Year: 1872 Days

Day: 5.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,444,851 km

• M1: 149,299 km (0.086 R)
• M2: 551,119 km (0.112 R)
• M3: 947,104 km (0.094 R)
• M4: 1,327,980 km (0.103 R)
• M5: 1,761,515 km (0.12 R)
• M6: 2,353,773 km (0.118 R)
• M7: 3,014,098 km (0.115 R)
• M8: 3,413,674 km (0.085 R)
• M9: 4,051,858 km (0.103 R)
• M10: 5,224,107 km (0.104 R)
• M11: 6,048,691 km (0.103 R)
• M12: 7,095,277 km (0.057 R)
• M13: 7,575,187 km (0.114 R)
• M14: 8,167,296 km (0.101 R)
• M15: 8,600,082 km (0.065 R)
• M16: 10,486,811 km (0.088 R)
• M17: 11,993,710 km (0.062 R)
• M18: 14,074,616 km (0.113 R)
• M19: 15,108,487 km (0.097 R)
• M20: 15,904,647 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.4

Radius: 13.1

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.62 AU - 2.58 AU

Year: 2029 Days

Day: 5.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,444,851 km

• M1: 163,361 km (0.077 R)
• M2: 900,430 km (0.097 R)
• M3: 1,385,276 km (0.094 R)
• M4: 1,862,793 km (0.111 R)
• M5: 2,688,124 km (0.097 R)
• M6: 3,210,071 km (0.058 R)
• M7: 3,672,329 km (0.057 R)
• M8: 4,605,670 km (0.101 R)
• M9: 5,219,619 km (0.115 R)
• M10: 6,038,219 km (0.081 R)
• M11: 6,857,417 km (0.045 R)
• M12: 9,941,377 km (0.053 R)
• M13: 11,046,008 km (0.063 R)
• M14: 12,108,601 km (0.094 R)
• M15: 12,602,274 km (0.068 R)
• M16: 13,586,179 km (0.112 R)
• M17: 14,254,882 km (0.099 R)
• M18: 14,712,951 km (0.032 R)
• M19: 15,755,199 km (0.118 R)
• M20: 16,644,109 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226

Radius: 13.3

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.28 AU - 3.64 AU

Year: 4292 Days

Day: 11.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,444,851 km

• M1: 165,455 km (0.087 R)
• M2: 679,922 km (0.082 R)
• M3: 1,811,481 km (0.107 R)
• M4: 2,231,252 km (0.049 R)
• M5: 2,776,836 km (0.061 R)
• M6: 3,624,756 km (0.077 R)
• M7: 8,827,022 km (0.028 R)
• M8: 10,314,923 km (0.066 R)
• M9: 10,884,891 km (0.079 R)
• M10: 14,335,066 km (0.117 R)
• M11: 15,142,296 km (0.119 R)
• M12: 16,640,519 km (0.084 R)
• M13: 17,319,693 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346

Radius: 11.3

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.36 AU - 5.86 AU

Year: 7703 Days

Day: 14.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,444,851 km

• M1: 143,016 km (0.119 R)
• M2: 544,536 km (0.091 R)
• M3: 903,422 km (0.074 R)
• M4: 1,463,366 km (0.104 R)
• M5: 2,489,757 km (0.09 R)
• M6: 2,973,856 km (0.078 R)
• M7: 3,920,960 km (0.051 R)
• M8: 4,327,418 km (0.036 R)
• M9: 4,895,291 km (0.034 R)
• M10: 7,283,172 km (0.11 R)
• M11: 8,356,687 km (0.087 R)
• M12: 9,280,603 km (0.066 R)
• M13: 10,632,220 km (0.088 R)
• M14: 11,426,884 km (0.117 R)
• M15: 12,311,007 km (0.115 R)
• M16: 13,453,037 km (0.112 R)
• M17: 13,885,226 km (0.087 R)
• M18: 16,862,971 km (0.091 R)
• M19: 18,401,735 km (0.112 R)
• M20: 19,137,457 km (0.082 R)
• M21: 21,683,015 km (0.065 R)
• M22: 23,500,330 km (0.085 R)
• M23: 25,829,419 km (0.042 R)
• M24: 27,264,062 km (0.076 R)
• M25: 31,601,054 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.2

Radius: 13

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.34 AU - 5.54 AU

Year: 8461 Days

Day: 8.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,444,851 km

• M1: 161,715 km (0.095 R)
• M2: 1,337,555 km (0.092 R)
• M3: 2,041,263 km (0.117 R)
• M4: 2,885,145 km (0.095 R)
• M5: 5,118,491 km (0.11 R)
• M6: 5,892,062 km (0.071 R)
• M7: 7,487,074 km (0.03 R)
• M8: 7,898,768 km (0.074 R)
• M9: 10,932,612 km (0.115 R)
• M10: 13,487,594 km (0.073 R)
• M11: 14,099,001 km (0.064 R)
• M12: 14,670,914 km (0.051 R)
• M13: 17,308,623 km (0.095 R)
• M14: 18,366,280 km (0.109 R)
• M15: 20,537,394 km (0.103 R)
• M16: 22,255,376 km (0.083 R)
• M17: 30,185,260 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.3

Radius: 4.3

Gravity: 25 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.63 AU - 6.41 AU

Year: 9850 Days

Day: 21.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,444,851 km

• M1: 53,406 km (0.1 R)
• M2: 243,695 km (0.092 R)
• M3: 679,922 km (0.102 R)
• M4: 1,046,437 km (0.094 R)
• M5: 1,328,130 km (0.098 R)
• M6: 1,520,363 km (0.116 R)
• M7: 1,672,953 km (0.034 R)
• M8: 2,091,528 km (0.11 R)
• M9: 2,334,475 km (0.093 R)
• M10: 2,634,867 km (0.059 R)
• M11: 2,774,143 km (0.099 R)
• M12: 3,643,007 km (0.115 R)
• M13: 3,917,669 km (0.087 R)
• M14: 4,825,279 km (0.093 R)
• M15: 4,973,980 km (0.066 R)
• M16: 5,632,809 km (0.12 R)
• M17: 6,207,115 km (0.09 R)
• M18: 6,383,341 km (0.098 R)
• M19: 7,007,314 km (0.042 R)
• M20: 8,942,811 km (0.079 R)
• M21: 10,299,813 km (0.092 R)
• M22: 12,333,297 km (0.111 R)
• M23: 13,473,083 km (0.118 R)
• M24: 14,311,579 km (0.116 R)
• M25: 15,184,333 km (0.12 R)
• M26: 15,568,950 km (0.097 R)
• M27: 18,301,205 km (0.031 R)
• M28: 18,883,590 km (0.114 R)
• M29: 20,704,645 km (0.09 R)
• M30: 26,678,536 km (0.055 R)
• M31: 29,655,683 km (0.058 R)
• M32: 30,661,280 km (0.097 R)
• M33: 33,060,232 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.1

Radius: 3.8

Gravity: 22.1 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.64 AU - 7.98 AU

Year: 14555 Days

Day: 16.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,444,851 km

• M1: 56,548 km (0.104 R)
• M2: 208,091 km (0.108 R)
• M3: 395,387 km (0.03 R)
• M4: 561,890 km (0.058 R)
• M5: 875,596 km (0.058 R)
• M6: 1,127,818 km (0.112 R)
• M7: 1,495,231 km (0.107 R)
• M8: 1,714,242 km (0.065 R)
• M9: 1,937,592 km (0.064 R)
• M10: 2,198,191 km (0.058 R)
• M11: 2,561,415 km (0.092 R)
• M12: 3,098,471 km (0.085 R)
• M13: 3,309,105 km (0.071 R)
• M14: 6,114,514 km (0.104 R)
• M15: 6,945,979 km (0.105 R)
• M16: 8,153,383 km (0.105 R)
• M17: 11,245,272 km (0.089 R)
• M18: 11,630,786 km (0.106 R)
• M19: 13,261,103 km (0.1 R)
• M20: 13,629,264 km (0.063 R)
• M21: 14,709,360 km (0.092 R)
• M22: 15,913,922 km (0.105 R)
• M23: 16,399,667 km (0.059 R)
• M24: 18,214,887 km (0.094 R)
• M25: 18,517,374 km (0.089 R)
• M26: 22,324,939 km (0.108 R)
• M27: 26,817,213 km (0.119 R)
• M28: 31,658,051 km (0.11 R)
• M29: 31,876,015 km (0.117 R)
• M30: 36,449,222 km (0.039 R)
• M31: 39,267,047 km (0.091 R)
• M32: 40,408,030 km (0.104 R)
• M33: 40,922,198 km (0.101 R)
• M34: 43,155,994 km (0.069 R)
• M35: 43,289,884 km (0.054 R)
• M36: 45,608,352 km (0.115 R)
• M37: 46,026,029 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.5

Radius: 6.2

Gravity: 24.78 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.88 AU - 11.18 AU

Year: 18095 Days

Day: 21 Hours

Environment

Temp: -235 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,444,851 km

• M1: 77,043 km (0.038 R)
• M2: 547,678 km (0.106 R)
• M3: 760,855 km (0.115 R)
• M4: 957,277 km (0.118 R)
• M5: 2,156,453 km (0.095 R)
• M6: 2,903,545 km (0.082 R)
• M7: 3,718,704 km (0.064 R)
• M8: 5,043,243 km (0.082 R)
• M9: 5,790,934 km (0.109 R)
• M10: 6,084,145 km (0.058 R)
• M11: 7,852,991 km (0.069 R)
• M12: 8,476,066 km (0.116 R)
• M13: 9,587,129 km (0.118 R)
• M14: 9,879,443 km (0.09 R)
• M15: 13,354,004 km (0.099 R)
• M16: 14,240,521 km (0.049 R)
• M17: 15,008,706 km (0.108 R)
• M18: 15,562,666 km (0.085 R)
• M19: 17,220,510 km (0.068 R)
• M20: 19,734,353 km (0.064 R)
• M21: 20,112,387 km (0.039 R)
• M22: 22,075,260 km (0.105 R)
• M23: 22,380,290 km (0.091 R)
• M24: 24,813,350 km (0.105 R)
• M25: 25,364,618 km (0.05 R)
• M26: 26,951,702 km (0.051 R)
• M27: 29,577,743 km (0.087 R)
• M28: 30,825,838 km (0.077 R)
• M29: 33,963,803 km (0.082 R)
• M30: 34,506,694 km (0.029 R)
• M31: 37,741,299 km (0.112 R)
• M32: 39,805,899 km (0.112 R)
• M33: 45,131,284 km (0.111 R)
• M34: 49,163,695 km (0.069 R)
• M35: 53,429,777 km (0.078 R)
• M36: 59,492,829 km (0.088 R)
• M37: 67,056,198 km (0.082 R)
• M38: 67,269,076 km (0.103 R)
• M39: 68,555,767 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 10,569 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit