🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.48 AU - 0.58 AU

Year: 249 Days

Day: 36.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.2

Radius: 12.3

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.82 AU - 0.98 AU

Year: 551 Days

Day: 14.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 33,877,255 km

• M1: 153,338 km (0.045 R)
• M2: 586,424 km (0.113 R)
• M3: 1,866,832 km (0.081 R)
• M4: 3,198,552 km (0.114 R)
• M5: 4,291,215 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.6

Radius: 8.8

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.04 AU - 2.34 AU

Year: 2093 Days

Day: 8.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,877,255 km

• M1: 113,994 km (0.11 R)
• M2: 413,339 km (0.056 R)
• M3: 736,919 km (0.116 R)
• M4: 1,029,682 km (0.083 R)
• M5: 1,656,048 km (0.114 R)
• M6: 2,107,684 km (0.113 R)
• M7: 3,759,544 km (0.061 R)
• M8: 4,206,991 km (0.098 R)
• M9: 4,488,684 km (0.085 R)
• M10: 4,973,381 km (0.1 R)
• M11: 6,180,935 km (0.051 R)
• M12: 6,829,292 km (0.1 R)
• M13: 7,145,393 km (0.118 R)
• M14: 7,754,705 km (0.09 R)
• M15: 8,315,846 km (0.097 R)
• M16: 10,006,901 km (0.107 R)
• M17: 10,933,211 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.3

Radius: 10.9

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.46 AU - 3.56 AU

Year: 3372 Days

Day: 5.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,877,255 km

• M1: 137,032 km (0.11 R)
• M2: 790,475 km (0.119 R)
• M3: 1,570,179 km (0.116 R)
• M4: 2,872,429 km (0.092 R)
• M5: 3,904,804 km (0.107 R)
• M6: 4,359,432 km (0.069 R)
• M7: 5,107,720 km (0.069 R)
• M8: 6,712,008 km (0.073 R)
• M9: 7,471,067 km (0.089 R)
• M10: 8,628,656 km (0.088 R)
• M11: 9,650,409 km (0.117 R)
• M12: 10,484,866 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.3

Radius: 10.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.82 AU - 4.02 AU

Year: 4084 Days

Day: 5.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,877,255 km

• M1: 133,142 km (0.092 R)
• M2: 684,560 km (0.082 R)
• M3: 1,032,076 km (0.078 R)
• M4: 1,585,438 km (0.049 R)
• M5: 2,717,745 km (0.084 R)
• M6: 3,237,747 km (0.107 R)
• M7: 4,302,136 km (0.068 R)
• M8: 5,107,720 km (0.064 R)
• M9: 5,508,194 km (0.04 R)
• M10: 7,835,188 km (0.032 R)
• M11: 8,506,434 km (0.076 R)
• M12: 9,362,134 km (0.074 R)
• M13: 10,392,414 km (0.061 R)
• M14: 11,709,325 km (0.068 R)
• M15: 12,677,223 km (0.108 R)
• M16: 13,650,058 km (0.101 R)
• M17: 16,703,949 km (0.085 R)
• M18: 18,740,125 km (0.086 R)
• M19: 19,757,092 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.4

Radius: 8.6

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.31 AU - 3.73 AU

Year: 4264 Days

Day: 12.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,877,255 km

• M1: 106,962 km (0.09 R)
• M2: 717,471 km (0.082 R)
• M3: 1,299,407 km (0.099 R)
• M4: 1,792,332 km (0.11 R)
• M5: 2,359,308 km (0.044 R)
• M6: 3,004,823 km (0.105 R)
• M7: 3,359,669 km (0.061 R)
• M8: 4,840,389 km (0.076 R)
• M9: 5,766,998 km (0.113 R)
• M10: 6,110,475 km (0.068 R)
• M11: 8,072,899 km (0.063 R)
• M12: 9,726,704 km (0.076 R)
• M13: 10,976,295 km (0.079 R)
• M14: 14,511,293 km (0.079 R)
• M15: 19,495,146 km (0.054 R)
• M16: 21,814,062 km (0.034 R)
• M17: 23,362,400 km (0.113 R)
• M18: 24,757,251 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640

Radius: 11.1

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.37 AU - 3.91 AU

Year: 4484 Days

Day: 9.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,877,255 km

• M1: 138,079 km (0.027 R)
• M2: 525,089 km (0.106 R)
• M3: 882,927 km (0.118 R)
• M4: 1,299,108 km (0.083 R)
• M5: 1,993,092 km (0.071 R)
• M6: 2,831,439 km (0.03 R)
• M7: 3,292,799 km (0.08 R)
• M8: 3,718,853 km (0.09 R)
• M9: 4,090,455 km (0.091 R)
• M10: 4,707,247 km (0.063 R)
• M11: 9,996,878 km (0.085 R)
• M12: 10,983,476 km (0.036 R)
• M13: 11,615,078 km (0.035 R)
• M14: 13,149,952 km (0.104 R)
• M15: 13,758,965 km (0.116 R)
• M16: 15,755,797 km (0.112 R)
• M17: 17,330,165 km (0.074 R)
• M18: 17,693,688 km (0.113 R)
• M19: 20,316,588 km (0.109 R)
• M20: 22,464,514 km (0.075 R)
• M21: 23,704,680 km (0.062 R)
• M22: 27,125,535 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.5

Radius: 9.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.96 AU - 4.56 AU

Year: 4708 Days

Day: 7.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 33,877,255 km

• M1: 119,379 km (0.036 R)
• M2: 458,817 km (0.11 R)
• M3: 775,815 km (0.103 R)
• M4: 1,371,364 km (0.059 R)
• M5: 2,016,131 km (0.096 R)
• M6: 2,868,240 km (0.073 R)
• M7: 3,200,497 km (0.08 R)
• M8: 3,617,576 km (0.084 R)
• M9: 4,311,111 km (0.104 R)
• M10: 4,631,101 km (0.094 R)
• M11: 4,942,414 km (0.059 R)
• M12: 5,422,624 km (0.066 R)
• M13: 5,933,800 km (0.106 R)
• M14: 6,359,854 km (0.045 R)
• M15: 6,959,443 km (0.066 R)
• M16: 7,629,192 km (0.118 R)
• M17: 8,803,835 km (0.078 R)
• M18: 14,166,320 km (0.068 R)
• M19: 17,265,838 km (0.048 R)
• M20: 18,076,808 km (0.072 R)
• M21: 18,551,333 km (0.074 R)
• M22: 20,278,291 km (0.05 R)
• M23: 20,597,532 km (0.078 R)
• M24: 21,708,446 km (0.091 R)
• M25: 22,109,817 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.6

Radius: 4.9

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.68 AU - 10.42 AU

Year: 19055 Days

Day: 19.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,877,255 km

• M1: 74,649 km (0.107 R)
• M2: 726,597 km (0.098 R)
• M3: 1,705,266 km (0.091 R)
• M4: 2,693,659 km (0.056 R)
• M5: 4,494,070 km (0.103 R)
• M6: 6,095,515 km (0.114 R)
• M7: 7,512,356 km (0.103 R)
• M8: 8,042,531 km (0.117 R)
• M9: 8,476,365 km (0.054 R)
• M10: 9,177,381 km (0.077 R)
• M11: 10,323,001 km (0.119 R)
• M12: 10,977,791 km (0.117 R)
• M13: 12,011,363 km (0.074 R)
• M14: 12,894,289 km (0.118 R)
• M15: 14,441,580 km (0.074 R)
• M16: 20,975,267 km (0.045 R)
• M17: 27,349,184 km (0.048 R)
• M18: 28,148,186 km (0.111 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: 391 - 15,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit