🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.53 AU - 0.71 AU

Year: 315 Days

Day: 41.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,723,377 km

• M1: 208,988 km (0.103 R)
• M2: 696,677 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.1

Radius: 13.3

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.91 AU - 1.05 AU

Year: 626 Days

Day: 9.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,723,377 km

• M1: 165,455 km (0.034 R)
• M2: 638,484 km (0.115 R)
• M3: 1,155,045 km (0.103 R)
• M4: 1,642,734 km (0.107 R)
• M5: 2,268,801 km (0.104 R)
• M6: 2,779,080 km (0.088 R)
• M7: 3,390,935 km (0.065 R)
• M8: 4,476,866 km (0.09 R)
• M9: 4,935,533 km (0.08 R)
• M10: 6,004,410 km (0.107 R)
• M11: 7,264,622 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302

Radius: 8.5

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.15 AU - 1.63 AU

Year: 1058 Days

Day: 11.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,723,377 km

• M1: 106,214 km (0.117 R)
• M2: 408,552 km (0.113 R)
• M3: 844,630 km (0.099 R)
• M4: 1,143,227 km (0.099 R)
• M5: 1,497,774 km (0.099 R)
• M6: 1,785,600 km (0.114 R)
• M7: 2,158,548 km (0.12 R)
• M8: 2,528,503 km (0.114 R)
• M9: 2,845,202 km (0.05 R)
• M10: 3,356,827 km (0.101 R)
• M11: 4,047,370 km (0.117 R)
• M12: 4,323,678 km (0.095 R)
• M13: 4,695,279 km (0.047 R)
• M14: 5,176,086 km (0.111 R)
• M15: 5,465,409 km (0.116 R)
• M16: 7,144,196 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196

Radius: 9.8

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.04 AU - 2.34 AU

Year: 2093 Days

Day: 10 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 87,723,377 km

• M1: 122,072 km (0.057 R)
• M2: 581,936 km (0.04 R)
• M3: 1,221,915 km (0.099 R)
• M4: 1,836,463 km (0.059 R)
• M5: 2,746,168 km (0.031 R)
• M6: 3,676,517 km (0.094 R)
• M7: 4,620,031 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.6

Radius: 13.8

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.62 AU - 7.08 AU

Year: 9136 Days

Day: 7.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,723,377 km

• M1: 171,589 km (0.043 R)
• M2: 827,127 km (0.079 R)
• M3: 1,418,188 km (0.094 R)
• M4: 1,848,282 km (0.099 R)
• M5: 2,351,379 km (0.116 R)
• M6: 2,852,682 km (0.096 R)
• M7: 3,467,679 km (0.067 R)
• M8: 3,910,488 km (0.112 R)
• M9: 4,391,296 km (0.117 R)
• M10: 4,993,278 km (0.099 R)
• M11: 6,559,567 km (0.073 R)
• M12: 7,601,068 km (0.056 R)
• M13: 8,911,695 km (0.115 R)
• M14: 11,011,750 km (0.084 R)
• M15: 11,487,770 km (0.082 R)
• M16: 17,609,764 km (0.053 R)
• M17: 22,443,720 km (0.11 R)
• M18: 23,366,290 km (0.068 R)
• M19: 24,474,361 km (0.116 R)
• M20: 32,742,785 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.7

Radius: 3.7

Gravity: 22.99 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.79 AU - 9.49 AU

Year: 16398 Days

Day: 22.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,723,377 km

• M1: 46,226 km (0.078 R)
• M2: 307,424 km (0.12 R)
• M3: 563,834 km (0.114 R)
• M4: 695,929 km (0.11 R)
• M5: 868,266 km (0.082 R)
• M6: 1,149,959 km (0.12 R)
• M7: 1,777,671 km (0.086 R)
• M8: 2,119,652 km (0.077 R)
• M9: 2,325,499 km (0.119 R)
• M10: 2,712,658 km (0.04 R)
• M11: 3,070,795 km (0.078 R)
• M12: 3,212,913 km (0.112 R)
• M13: 3,639,567 km (0.09 R)
• M14: 4,393,390 km (0.091 R)
• M15: 5,179,228 km (0.09 R)
• M16: 5,449,402 km (0.078 R)
• M17: 5,800,059 km (0.094 R)
• M18: 6,017,724 km (0.067 R)
• M19: 7,312,942 km (0.096 R)
• M20: 8,047,767 km (0.112 R)
• M21: 10,707,168 km (0.102 R)
• M22: 11,481,487 km (0.079 R)
• M23: 14,819,015 km (0.073 R)
• M24: 15,709,272 km (0.088 R)
• M25: 17,746,795 km (0.071 R)
• M26: 20,868,454 km (0.079 R)
• M27: 23,780,227 km (0.045 R)
• M28: 27,556,975 km (0.092 R)
• M29: 28,274,596 km (0.118 R)
• M30: 30,285,191 km (0.054 R)
• M31: 35,422,831 km (0.115 R)
• M32: 39,410,213 km (0.118 R)
• M33: 39,539,316 km (0.101 R)
• M34: 51,431,150 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.9

Radius: 3.1

Gravity: 80.43 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.45 AU - 12.25 AU

Year: 19960 Days

Day: 22.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,723,377 km

• M1: 38,596 km (0.059 R)
• M2: 469,588 km (0.063 R)
• M3: 606,919 km (0.071 R)
• M4: 770,878 km (0.084 R)
• M5: 1,131,558 km (0.09 R)
• M6: 1,719,029 km (0.073 R)
• M7: 1,849,778 km (0.088 R)
• M8: 3,173,868 km (0.09 R)
• M9: 3,915,126 km (0.085 R)
• M10: 4,141,916 km (0.082 R)
• M11: 7,100,663 km (0.088 R)
• M12: 9,745,404 km (0.037 R)
• M13: 10,465,717 km (0.058 R)
• M14: 14,992,250 km (0.055 R)
• M15: 18,610,873 km (0.116 R)
• M16: 20,188,831 km (0.094 R)
• M17: 21,255,913 km (0.058 R)
• M18: 26,582,644 km (0.102 R)
• M19: 33,663,859 km (0.099 R)
• M20: 38,434,087 km (0.108 R)
• M21: 47,071,269 km (0.083 R)
• M22: 73,100,102 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.5

Radius: 3.8

Gravity: 50.59 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 9.85 AU - 12.41 AU

Year: 23975 Days

Day: 15.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 87,723,377 km

• M1: 53,706 km (0.086 R)
• M2: 184,155 km (0.09 R)
• M3: 331,509 km (0.104 R)
• M4: 677,529 km (0.055 R)
• M5: 859,290 km (0.09 R)
• M6: 1,501,065 km (0.057 R)
• M7: 1,642,285 km (0.055 R)
• M8: 1,831,078 km (0.081 R)
• M9: 2,207,765 km (0.079 R)
• M10: 2,462,231 km (0.118 R)
• M11: 5,491,887 km (0.047 R)
• M12: 6,223,571 km (0.094 R)
• M13: 6,450,660 km (0.084 R)
• M14: 11,406,090 km (0.097 R)
• M15: 12,304,275 km (0.101 R)
• M16: 12,734,220 km (0.068 R)
• M17: 14,084,490 km (0.093 R)
• M18: 19,462,683 km (0.116 R)
• M19: 24,348,250 km (0.085 R)
• M20: 27,493,994 km (0.026 R)
• M21: 27,737,240 km (0.099 R)
• M22: 30,638,691 km (0.065 R)
• M23: 31,163,032 km (0.071 R)
• M24: 33,458,761 km (0.108 R)
• M25: 34,295,162 km (0.058 R)
• M26: 36,446,978 km (0.091 R)
• M27: 36,887,843 km (0.063 R)
• M28: 37,481,298 km (0.099 R)
• M29: 40,859,068 km (0.066 R)
• M30: 41,814,400 km (0.115 R)
• M31: 50,724,898 km (0.109 R)
• M32: 52,946,726 km (0.101 R)
• M33: 53,323,263 km (0.073 R)
• M34: 55,232,581 km (0.103 R)
• M35: 61,648,086 km (0.112 R)
• M36: 63,537,956 km (0.11 R)
• M37: 79,819,589 km (0.086 R)
• M38: 84,604,777 km (0.118 R)
• M39: 85,635,955 km (0.099 R)
• M40: 87,198,355 km (0.075 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 17,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit