🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.53 AU - 0.77 AU

Year: 198 Days

Day: 44.6 Hours

Environment

Temp: 128 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,606,541 km

• M1: 71,807 km (0.112 R)
• M2: 139,276 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.75 AU - 1.23 AU

Year: 373 Days

Day: 34.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,606,541 km

• M1: 478,564 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.04 AU - 2.36 AU

Year: 1236 Days

Day: 14.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.6

Radius: 10.9

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.12 AU - 7.98 AU

Year: 7857 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,606,541 km

• M1: 142,866 km (0.091 R)
• M2: 917,185 km (0.116 R)
• M3: 1,398,441 km (0.111 R)
• M4: 1,790,687 km (0.058 R)
• M5: 2,239,929 km (0.093 R)
• M6: 3,003,776 km (0.065 R)
• M7: 3,480,993 km (0.075 R)
• M8: 4,397,878 km (0.106 R)
• M9: 5,163,371 km (0.074 R)
• M10: 5,531,082 km (0.118 R)
• M11: 5,883,535 km (0.082 R)
• M12: 6,251,097 km (0.111 R)
• M13: 6,958,844 km (0.049 R)
• M14: 7,679,756 km (0.117 R)
• M15: 8,449,886 km (0.057 R)
• M16: 9,360,040 km (0.053 R)
• M17: 10,673,808 km (0.091 R)
• M18: 12,106,656 km (0.106 R)
• M19: 13,838,252 km (0.104 R)
• M20: 16,769,921 km (0.082 R)
• M21: 19,498,437 km (0.108 R)
• M22: 20,394,229 km (0.112 R)
• M23: 20,852,298 km (0.109 R)
• M24: 21,473,727 km (0.102 R)
• M25: 25,202,304 km (0.08 R)
• M26: 25,996,520 km (0.073 R)
• M27: 27,728,115 km (0.073 R)
• M28: 28,860,720 km (0.091 R)
• M29: 31,521,169 km (0.112 R)
• M30: 33,913,239 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.8

Radius: 9

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.85 AU - 9.39 AU

Year: 8764 Days

Day: 11.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,606,541 km

• M1: 111,899 km (0.108 R)
• M2: 421,567 km (0.094 R)
• M3: 1,045,091 km (0.054 R)
• M4: 1,767,798 km (0.093 R)
• M5: 2,362,749 km (0.087 R)
• M6: 2,772,647 km (0.102 R)
• M7: 3,105,801 km (0.077 R)
• M8: 3,400,060 km (0.118 R)
• M9: 3,805,919 km (0.103 R)
• M10: 5,338,250 km (0.118 R)
• M11: 7,172,320 km (0.099 R)
• M12: 7,539,284 km (0.07 R)
• M13: 7,841,920 km (0.052 R)
• M14: 9,049,774 km (0.098 R)
• M15: 10,423,680 km (0.076 R)
• M16: 12,924,957 km (0.11 R)
• M17: 17,783,896 km (0.046 R)
• M18: 19,078,216 km (0.086 R)
• M19: 19,855,527 km (0.12 R)
• M20: 22,940,085 km (0.047 R)
• M21: 34,394,346 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.1

Radius: 3.4

Gravity: 65.93 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.53 AU - 13.21 AU

Year: 15489 Days

Day: 22.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,606,541 km

• M1: 52,808 km (0.098 R)
• M2: 198,666 km (0.063 R)
• M3: 476,768 km (0.113 R)
• M4: 1,131,110 km (0.061 R)
• M5: 1,292,974 km (0.104 R)
• M6: 2,630,978 km (0.104 R)
• M7: 3,923,503 km (0.103 R)
• M8: 4,588,466 km (0.12 R)
• M9: 4,930,147 km (0.07 R)
• M10: 9,065,631 km (0.108 R)
• M11: 15,498,639 km (0.052 R)
• M12: 15,649,882 km (0.096 R)
• M13: 16,109,596 km (0.113 R)
• M14: 16,657,424 km (0.087 R)
• M15: 19,407,481 km (0.054 R)
• M16: 22,542,155 km (0.093 R)
• M17: 24,740,645 km (0.085 R)
• M18: 25,679,671 km (0.118 R)
• M19: 31,696,647 km (0.06 R)
• M20: 35,749,254 km (0.104 R)
• M21: 44,710,016 km (0.032 R)
• M22: 48,806,455 km (0.099 R)
• M23: 51,279,906 km (0.061 R)
• M24: 54,705,997 km (0.047 R)
• M25: 55,762,905 km (0.1 R)
• M26: 62,009,813 km (0.114 R)
• M27: 64,908,123 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.7

Radius: 3.8

Gravity: 50.12 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 12.54 AU - 18.92 AU

Year: 23629 Days

Day: 17 Hours

Environment

Temp: -197 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,606,541 km

• M1: 47,423 km (0.029 R)
• M2: 311,164 km (0.086 R)
• M3: 450,439 km (0.057 R)
• M4: 803,939 km (0.114 R)
• M5: 1,033,272 km (0.117 R)
• M6: 1,351,617 km (0.104 R)
• M7: 1,887,028 km (0.081 R)
• M8: 6,460,234 km (0.075 R)
• M9: 8,093,843 km (0.108 R)
• M10: 8,919,923 km (0.109 R)
• M11: 10,997,538 km (0.064 R)
• M12: 12,078,233 km (0.114 R)
• M13: 12,933,933 km (0.115 R)
• M14: 20,083,664 km (0.111 R)
• M15: 20,280,086 km (0.101 R)
• M16: 25,045,975 km (0.118 R)
• M17: 28,113,479 km (0.097 R)
• M18: 28,855,335 km (0.072 R)
• M19: 29,992,279 km (0.119 R)
• M20: 45,878,226 km (0.049 R)
• M21: 49,719,900 km (0.082 R)
• M22: 65,061,012 km (0.087 R)
• M23: 80,522,699 km (0.073 R)
• M24: 83,274,403 km (0.104 R)
• M25: 85,571,927 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 13,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit