🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.52 AU - 0.58 AU

Year: 263 Days

Day: 39.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 100.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.3

Radius: 13.3

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.39 AU - 1.89 AU

Year: 1356 Days

Day: 13.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,463,004 km

• M1: 165,605 km (0.119 R)
• M2: 618,737 km (0.081 R)
• M3: 1,354,010 km (0.052 R)
• M4: 1,772,735 km (0.09 R)
• M5: 2,221,528 km (0.117 R)
• M6: 2,733,452 km (0.12 R)
• M7: 3,308,656 km (0.059 R)
• M8: 4,104,966 km (0.118 R)
• M9: 4,587,718 km (0.101 R)
• M10: 6,462,030 km (0.083 R)
• M11: 7,680,055 km (0.081 R)
• M12: 9,770,686 km (0.116 R)
• M13: 12,907,155 km (0.081 R)
• M14: 13,381,380 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.2

Radius: 11.5

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.84 AU - 1.94 AU

Year: 1678 Days

Day: 14.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 80,463,004 km

• M1: 144,212 km (0.082 R)
• M2: 547,379 km (0.034 R)
• M3: 3,003,327 km (0.113 R)
• M4: 4,195,771 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.6

Radius: 8.1

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.15 AU - 3.33 AU

Year: 2928 Days

Day: 11.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,463,004 km

• M1: 100,979 km (0.117 R)
• M2: 427,401 km (0.119 R)
• M3: 730,935 km (0.032 R)
• M4: 1,243,308 km (0.117 R)
• M5: 1,902,885 km (0.118 R)
• M6: 2,382,346 km (0.081 R)
• M7: 2,713,556 km (0.04 R)
• M8: 3,601,419 km (0.091 R)
• M9: 3,916,472 km (0.117 R)
• M10: 4,292,860 km (0.114 R)
• M11: 5,964,467 km (0.117 R)
• M12: 7,450,872 km (0.093 R)
• M13: 7,866,155 km (0.066 R)
• M14: 9,872,412 km (0.057 R)
• M15: 10,491,747 km (0.072 R)
• M16: 11,893,779 km (0.079 R)
• M17: 13,001,551 km (0.11 R)
• M18: 13,277,260 km (0.11 R)
• M19: 16,682,107 km (0.071 R)
• M20: 17,227,541 km (0.062 R)
• M21: 19,468,816 km (0.116 R)
• M22: 20,628,200 km (0.084 R)
• M23: 21,193,082 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.6

Radius: 9.7

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.93 AU - 2.97 AU

Year: 3272 Days

Day: 14.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,463,004 km

• M1: 120,725 km (0.06 R)
• M2: 510,727 km (0.052 R)
• M3: 842,086 km (0.079 R)
• M4: 1,218,325 km (0.093 R)
• M5: 2,532,243 km (0.05 R)
• M6: 2,871,681 km (0.048 R)
• M7: 3,186,883 km (0.106 R)
• M8: 3,784,377 km (0.096 R)
• M9: 4,121,122 km (0.119 R)
• M10: 4,687,500 km (0.05 R)
• M11: 5,051,621 km (0.1 R)
• M12: 6,552,237 km (0.116 R)
• M13: 7,616,925 km (0.119 R)
• M14: 8,793,064 km (0.079 R)
• M15: 10,448,813 km (0.113 R)
• M16: 14,981,479 km (0.069 R)
• M17: 15,774,647 km (0.096 R)
• M18: 18,561,206 km (0.118 R)
• M19: 20,612,941 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.5

Radius: 14.6

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.97 AU - 5.13 AU

Year: 6267 Days

Day: 14.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,463,004 km

• M1: 181,612 km (0.087 R)
• M2: 722,558 km (0.107 R)
• M3: 1,924,876 km (0.105 R)
• M4: 3,159,956 km (0.074 R)
• M5: 3,768,969 km (0.052 R)
• M6: 4,322,481 km (0.108 R)
• M7: 4,872,702 km (0.075 R)
• M8: 5,376,996 km (0.088 R)
• M9: 7,755,154 km (0.057 R)
• M10: 8,362,371 km (0.106 R)
• M11: 9,490,339 km (0.065 R)
• M12: 10,865,443 km (0.106 R)
• M13: 13,144,118 km (0.109 R)
• M14: 13,600,990 km (0.089 R)
• M15: 14,246,355 km (0.08 R)
• M16: 14,973,700 km (0.07 R)
• M17: 16,967,839 km (0.095 R)
• M18: 20,320,776 km (0.05 R)
• M19: 21,952,889 km (0.086 R)
• M20: 24,692,026 km (0.119 R)
• M21: 25,920,374 km (0.027 R)
• M22: 26,731,195 km (0.083 R)
• M23: 29,362,322 km (0.059 R)
• M24: 31,041,708 km (0.092 R)
• M25: 34,591,067 km (0.094 R)
• M26: 35,464,120 km (0.102 R)
• M27: 37,253,909 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.8

Radius: 7.7

Gravity: 15.43 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.02 AU - 7.54 AU

Year: 11399 Days

Day: 21.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,463,004 km

• M1: 97,089 km (0.074 R)
• M2: 354,098 km (0.101 R)
• M3: 890,706 km (0.115 R)
• M4: 1,278,613 km (0.063 R)
• M5: 1,759,570 km (0.085 R)
• M6: 2,477,640 km (0.053 R)
• M7: 2,938,252 km (0.087 R)
• M8: 4,265,484 km (0.093 R)
• M9: 8,228,032 km (0.106 R)
• M10: 11,966,034 km (0.049 R)
• M11: 12,392,837 km (0.084 R)
• M12: 21,114,842 km (0.112 R)
• M13: 23,021,766 km (0.097 R)
• M14: 31,110,523 km (0.096 R)
• M15: 36,543,917 km (0.082 R)
• M16: 37,962,105 km (0.08 R)
• M17: 39,550,685 km (0.101 R)
• M18: 44,727,370 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.7

Radius: 6.2

Gravity: 14.43 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.95 AU - 12.43 AU

Year: 24169 Days

Day: 23.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,463,004 km

• M1: 77,193 km (0.1 R)
• M2: 288,425 km (0.054 R)
• M3: 522,845 km (0.117 R)
• M4: 944,711 km (0.067 R)
• M5: 1,522,757 km (0.112 R)
• M6: 2,078,513 km (0.118 R)
• M7: 3,406,792 km (0.103 R)
• M8: 3,922,157 km (0.088 R)
• M9: 4,248,729 km (0.101 R)
• M10: 4,453,379 km (0.101 R)
• M11: 6,291,638 km (0.095 R)
• M12: 7,305,014 km (0.076 R)
• M13: 8,476,365 km (0.115 R)
• M14: 8,692,235 km (0.1 R)
• M15: 10,677,698 km (0.086 R)
• M16: 11,250,059 km (0.082 R)
• M17: 12,594,794 km (0.078 R)
• M18: 13,451,242 km (0.104 R)
• M19: 16,170,483 km (0.112 R)
• M20: 18,413,104 km (0.081 R)
• M21: 21,447,548 km (0.097 R)
• M22: 26,946,466 km (0.103 R)
• M23: 28,005,469 km (0.089 R)
• M24: 29,956,076 km (0.05 R)
• M25: 37,640,470 km (0.109 R)
• M26: 40,315,579 km (0.119 R)
• M27: 41,699,509 km (0.101 R)
• M28: 43,753,787 km (0.091 R)
• M29: 50,320,385 km (0.081 R)
• M30: 55,232,132 km (0.079 R)
• M31: 59,858,297 km (0.078 R)
• M32: 64,944,924 km (0.035 R)
• M33: 69,872,229 km (0.057 R)
• M34: 70,312,046 km (0.098 R)
• M35: 75,273,460 km (0.109 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: 184 - 16,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit