🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 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

Orbit Range: 0.56 AU - 0.56 AU

Year: 275 Days

Day: 27.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,901,859 km

• M1: 486,492 km (0.064 R)

Asteroid Belt

Center: 1.51 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.7

Radius: 10.9

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.22 AU - 2.68 AU

Year: 2516 Days

Day: 7.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 136.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 70,901,859 km

• M1: 232,026 km (0.04 R)
• M2: 683,213 km (0.064 R)
• M3: 2,559,171 km (0.063 R)
• M4: 5,393,003 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.4

Radius: 11.6

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.58 AU - 3.2 AU

Year: 3223 Days

Day: 11.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,901,859 km

• M1: 144,212 km (0.11 R)
• M2: 733,778 km (0.099 R)
• M3: 1,252,882 km (0.036 R)
• M4: 1,616,405 km (0.107 R)
• M5: 2,133,714 km (0.092 R)
• M6: 2,565,753 km (0.099 R)
• M7: 3,016,342 km (0.086 R)
• M8: 3,446,436 km (0.095 R)
• M9: 4,160,766 km (0.073 R)
• M10: 4,606,717 km (0.089 R)
• M11: 5,199,274 km (0.062 R)
• M12: 6,314,377 km (0.109 R)
• M13: 6,742,526 km (0.096 R)
• M14: 7,384,600 km (0.063 R)
• M15: 7,937,364 km (0.083 R)
• M16: 9,557,359 km (0.105 R)
• M17: 10,275,728 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.2

Radius: 13

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.67 AU - 3.51 AU

Year: 3563 Days

Day: 9.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,901,859 km

• M1: 162,014 km (0.117 R)
• M2: 660,624 km (0.048 R)
• M3: 1,288,486 km (0.099 R)
• M4: 1,728,753 km (0.077 R)
• M5: 2,148,525 km (0.097 R)
• M6: 2,747,066 km (0.054 R)
• M7: 3,380,762 km (0.071 R)
• M8: 4,131,594 km (0.114 R)
• M9: 5,186,409 km (0.048 R)
• M10: 7,923,750 km (0.065 R)
• M11: 9,360,488 km (0.059 R)
• M12: 10,357,558 km (0.083 R)
• M13: 11,509,163 km (0.088 R)
• M14: 13,066,626 km (0.101 R)
• M15: 14,066,239 km (0.112 R)
• M16: 14,710,258 km (0.078 R)
• M17: 17,036,654 km (0.111 R)
• M18: 17,883,079 km (0.112 R)
• M19: 18,404,278 km (0.097 R)
• M20: 20,277,543 km (0.054 R)
• M21: 21,035,705 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.3

Radius: 7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.63 AU - 9.49 AU

Year: 16429 Days

Day: 24.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,901,859 km

• M1: 89,460 km (0.112 R)
• M2: 354,846 km (0.105 R)
• M3: 3,488,323 km (0.101 R)
• M4: 5,102,035 km (0.061 R)
• M5: 5,713,591 km (0.12 R)
• M6: 5,985,261 km (0.086 R)
• M7: 8,611,153 km (0.094 R)
• M8: 9,059,647 km (0.063 R)
• M9: 10,651,069 km (0.03 R)
• M10: 12,140,316 km (0.07 R)
• M11: 15,989,320 km (0.034 R)
• M12: 17,222,455 km (0.072 R)
• M13: 20,266,173 km (0.095 R)
• M14: 22,038,609 km (0.07 R)
• M15: 25,430,292 km (0.108 R)
• M16: 34,328,822 km (0.11 R)
• M17: 34,776,419 km (0.079 R)
• M18: 42,864,128 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.6

Radius: 5.6

Gravity: 31.68 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.93 AU - 9.11 AU

Year: 17771 Days

Day: 23.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 144.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,901,859 km

• M1: 74,350 km (0.102 R)
• M2: 252,521 km (0.09 R)
• M3: 495,917 km (0.1 R)
• M4: 905,067 km (0.078 R)
• M5: 1,210,995 km (0.082 R)
• M6: 1,533,079 km (0.085 R)
• M7: 1,853,368 km (0.059 R)
• M8: 2,132,368 km (0.071 R)
• M9: 2,676,007 km (0.103 R)
• M10: 3,479,796 km (0.063 R)
• M11: 4,468,638 km (0.104 R)
• M12: 5,084,084 km (0.096 R)
• M13: 5,353,360 km (0.103 R)
• M14: 6,349,382 km (0.111 R)
• M15: 9,716,531 km (0.107 R)
• M16: 10,558,468 km (0.087 R)
• M17: 15,749,514 km (0.101 R)
• M18: 16,655,479 km (0.059 R)
• M19: 17,770,432 km (0.077 R)
• M20: 21,511,875 km (0.11 R)
• M21: 21,912,647 km (0.1 R)
• M22: 22,420,682 km (0.11 R)
• M23: 23,249,603 km (0.086 R)
• M24: 26,312,321 km (0.118 R)
• M25: 28,778,292 km (0.099 R)
• M26: 35,958,541 km (0.117 R)
• M27: 36,381,305 km (0.102 R)
• M28: 41,099,173 km (0.077 R)
• M29: 41,406,895 km (0.106 R)
• M30: 42,653,195 km (0.079 R)
• M31: 44,084,847 km (0.113 R)
• M32: 51,013,921 km (0.066 R)
• M33: 52,445,423 km (0.047 R)
• M34: 55,952,446 km (0.068 R)
• M35: 56,141,239 km (0.102 R)
• M36: 62,004,727 km (0.099 R)
• M37: 62,409,539 km (0.095 R)
• M38: 79,131,140 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.9

Radius: 5

Gravity: 14.4 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.53 AU - 9.95 AU

Year: 18425 Days

Day: 15.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,901,859 km

• M1: 62,233 km (0.11 R)
• M2: 300,093 km (0.069 R)
• M3: 460,462 km (0.114 R)
• M4: 647,310 km (0.107 R)
• M5: 815,757 km (0.048 R)
• M6: 1,205,160 km (0.076 R)
• M7: 1,645,726 km (0.096 R)
• M8: 1,947,166 km (0.11 R)
• M9: 2,148,973 km (0.094 R)
• M10: 3,533,352 km (0.051 R)
• M11: 4,152,837 km (0.062 R)
• M12: 4,875,095 km (0.105 R)
• M13: 5,110,562 km (0.038 R)
• M14: 5,283,498 km (0.081 R)
• M15: 6,168,369 km (0.05 R)
• M16: 6,444,078 km (0.11 R)
• M17: 8,464,996 km (0.073 R)
• M18: 9,307,980 km (0.098 R)
• M19: 10,096,959 km (0.093 R)
• M20: 11,333,684 km (0.063 R)
• M21: 12,985,095 km (0.085 R)
• M22: 13,503,751 km (0.053 R)
• M23: 13,834,811 km (0.112 R)
• M24: 14,860,454 km (0.081 R)
• M25: 16,909,047 km (0.077 R)
• M26: 17,371,305 km (0.068 R)
• M27: 17,841,790 km (0.105 R)
• M28: 20,583,321 km (0.063 R)
• M29: 25,653,791 km (0.041 R)
• M30: 29,905,063 km (0.093 R)

Asteroid Belt

Center: 9.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.4

Radius: 4

Gravity: 59.71 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.12 AU - 13.26 AU

Year: 22929 Days

Day: 21.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,901,859 km

• M1: 51,162 km (0.033 R)
• M2: 184,005 km (0.097 R)
• M3: 592,557 km (0.085 R)
• M4: 761,304 km (0.075 R)
• M5: 1,385,276 km (0.106 R)
• M6: 1,557,015 km (0.11 R)
• M7: 2,296,327 km (0.07 R)
• M8: 2,876,468 km (0.038 R)
• M9: 5,917,493 km (0.097 R)
• M10: 6,141,292 km (0.101 R)
• M11: 6,896,163 km (0.07 R)
• M12: 7,816,938 km (0.09 R)
• M13: 8,759,105 km (0.108 R)
• M14: 9,109,014 km (0.044 R)
• M15: 10,667,675 km (0.079 R)
• M16: 12,762,494 km (0.087 R)
• M17: 13,060,941 km (0.084 R)
• M18: 14,705,171 km (0.083 R)
• M19: 20,865,013 km (0.048 R)
• M20: 28,042,270 km (0.074 R)
• M21: 45,416,866 km (0.118 R)
• M22: 45,589,951 km (0.055 R)
• M23: 48,060,710 km (0.052 R)
• M24: 49,879,072 km (0.081 R)
• M25: 54,624,615 km (0.06 R)
• M26: 55,806,738 km (0.059 R)
• M27: 58,221,846 km (0.075 R)
• M28: 73,950,715 km (0.079 R)
• M29: 84,731,187 km (0.107 R)
• M30: 92,563,982 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.8

Radius: 3.3

Gravity: 36.53 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.44 AU - 12.36 AU

Year: 23607 Days

Day: 21.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,901,859 km

• M1: 43,533 km (0.096 R)
• M2: 633,846 km (0.119 R)
• M3: 795,561 km (0.113 R)
• M4: 903,272 km (0.106 R)
• M5: 1,020,557 km (0.102 R)
• M6: 1,286,542 km (0.099 R)
• M7: 1,769,294 km (0.078 R)
• M8: 2,657,606 km (0.092 R)
• M9: 3,347,103 km (0.092 R)
• M10: 4,441,411 km (0.119 R)
• M11: 4,576,199 km (0.104 R)
• M12: 5,366,375 km (0.111 R)
• M13: 5,914,053 km (0.037 R)
• M14: 7,926,742 km (0.082 R)
• M15: 11,959,602 km (0.055 R)
• M16: 13,026,384 km (0.101 R)
• M17: 18,703,923 km (0.12 R)
• M18: 21,448,894 km (0.109 R)
• M19: 22,519,117 km (0.043 R)
• M20: 24,450,575 km (0.049 R)
• M21: 24,976,711 km (0.049 R)
• M22: 27,720,485 km (0.096 R)
• M23: 34,581,642 km (0.099 R)
• M24: 35,645,732 km (0.103 R)
• M25: 38,119,333 km (0.099 R)
• M26: 38,401,025 km (0.05 R)
• M27: 39,111,466 km (0.038 R)
• M28: 43,866,284 km (0.101 R)
• M29: 44,642,398 km (0.076 R)
• M30: 45,427,637 km (0.071 R)
• M31: 49,325,260 km (0.062 R)
• M32: 54,502,843 km (0.064 R)
• M33: 60,412,407 km (0.067 R)
• M34: 67,143,863 km (0.076 R)
• M35: 69,424,183 km (0.118 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 17,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit