🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.97 AU - 1.45 AU

Year: 489 Days

Day: 17.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,562,121 km

• M1: 395,088 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.14 AU - 1.82 AU

Year: 661 Days

Day: 27.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,562,121 km

• M1: 47,423 km (0.107 R)
• M2: 848,070 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.7 AU - 2.84 AU

Year: 1692 Days

Day: 42.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,562,121 km

• M1: 60,288 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.6

Radius: 8.1

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.71 AU - 4.89 AU

Year: 3860 Days

Day: 8.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,562,121 km

• M1: 100,979 km (0.091 R)
• M2: 551,867 km (0.086 R)
• M3: 967,898 km (0.07 R)
• M4: 1,360,443 km (0.096 R)
• M5: 1,745,957 km (0.109 R)
• M6: 2,011,343 km (0.109 R)
• M7: 2,905,939 km (0.059 R)
• M8: 4,374,990 km (0.104 R)
• M9: 4,724,600 km (0.089 R)
• M10: 5,270,931 km (0.095 R)
• M11: 9,094,354 km (0.062 R)
• M12: 9,781,906 km (0.074 R)
• M13: 15,069,293 km (0.108 R)
• M14: 17,376,840 km (0.077 R)
• M15: 19,039,919 km (0.087 R)
• M16: 21,133,093 km (0.095 R)
• M17: 22,201,222 km (0.104 R)
• M18: 22,542,305 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.3

Radius: 12.5

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.06 AU - 11.1 AU

Year: 10044 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,562,121 km

• M1: 155,582 km (0.057 R)
• M2: 844,779 km (0.099 R)
• M3: 1,549,086 km (0.077 R)
• M4: 1,967,661 km (0.064 R)
• M5: 3,291,752 km (0.072 R)
• M6: 4,587,718 km (0.081 R)
• M7: 5,534,523 km (0.091 R)
• M8: 7,153,471 km (0.071 R)
• M9: 8,291,911 km (0.073 R)
• M10: 9,694,690 km (0.076 R)
• M11: 10,504,613 km (0.063 R)
• M12: 12,609,305 km (0.052 R)
• M13: 13,328,871 km (0.106 R)
• M14: 14,138,944 km (0.047 R)
• M15: 14,784,159 km (0.099 R)
• M16: 17,637,439 km (0.106 R)
• M17: 19,154,661 km (0.097 R)
• M18: 20,105,804 km (0.052 R)
• M19: 22,274,225 km (0.091 R)
• M20: 25,058,541 km (0.084 R)
• M21: 28,269,210 km (0.101 R)
• M22: 37,050,456 km (0.107 R)
• M23: 40,425,384 km (0.072 R)
• M24: 42,121,076 km (0.09 R)
• M25: 42,919,629 km (0.097 R)
• M26: 43,863,891 km (0.089 R)
• M27: 45,934,026 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.1

Radius: 8.5

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.8 AU - 11.4 AU

Year: 10919 Days

Day: 5.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,562,121 km

• M1: 108,608 km (0.072 R)
• M2: 804,388 km (0.074 R)
• M3: 1,333,067 km (0.12 R)
• M4: 1,646,624 km (0.098 R)
• M5: 2,026,303 km (0.096 R)
• M6: 3,075,283 km (0.102 R)
• M7: 4,362,723 km (0.047 R)
• M8: 5,626,077 km (0.056 R)
• M9: 7,486,775 km (0.107 R)
• M10: 8,997,265 km (0.107 R)
• M11: 9,874,507 km (0.066 R)
• M12: 10,385,832 km (0.06 R)
• M13: 11,461,441 km (0.118 R)
• M14: 11,911,880 km (0.103 R)
• M15: 12,432,630 km (0.051 R)
• M16: 14,800,465 km (0.102 R)
• M17: 16,726,837 km (0.096 R)
• M18: 20,082,617 km (0.039 R)
• M19: 22,176,388 km (0.068 R)
• M20: 33,472,673 km (0.114 R)
• M21: 34,277,061 km (0.057 R)
• M22: 35,212,197 km (0.098 R)
• M23: 35,924,582 km (0.064 R)
• M24: 37,011,112 km (0.087 R)
• M25: 41,973,722 km (0.081 R)
• M26: 47,939,834 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.4

Radius: 7.8

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 11.78 AU - 17.42 AU

Year: 20479 Days

Day: 19.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,562,121 km

• M1: 96,939 km (0.052 R)
• M2: 458,517 km (0.115 R)
• M3: 1,041,351 km (0.081 R)
• M4: 1,626,129 km (0.075 R)
• M5: 3,115,376 km (0.118 R)
• M6: 5,312,669 km (0.079 R)
• M7: 5,650,312 km (0.087 R)
• M8: 6,163,133 km (0.097 R)
• M9: 6,493,894 km (0.12 R)
• M10: 7,841,472 km (0.065 R)
• M11: 8,279,644 km (0.088 R)
• M12: 9,693,044 km (0.061 R)
• M13: 11,818,531 km (0.091 R)
• M14: 27,657,804 km (0.08 R)
• M15: 28,901,710 km (0.106 R)
• M16: 30,300,899 km (0.106 R)
• M17: 33,486,436 km (0.035 R)
• M18: 47,178,531 km (0.053 R)
• M19: 49,279,035 km (0.115 R)
• M20: 51,610,069 km (0.069 R)
• M21: 53,492,459 km (0.111 R)
• M22: 67,359,882 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 10,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit