🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.61 AU - 0.83 AU

Year: 281 Days

Day: 21.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.68 AU - 0.98 AU

Year: 348 Days

Day: 19 Hours

Environment

Temp: -59 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,110,280 km

• M1: 477,965 km (0.039 R)

Asteroid Belt

Center: 2.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.7

Radius: 10

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.77 AU - 4.39 AU

Year: 3117 Days

Day: 13.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,110,280 km

• M1: 124,615 km (0.046 R)
• M2: 445,502 km (0.081 R)
• M3: 1,815,819 km (0.05 R)
• M4: 2,586,697 km (0.109 R)
• M5: 3,166,538 km (0.077 R)
• M6: 3,890,143 km (0.098 R)
• M7: 4,238,407 km (0.091 R)
• M8: 4,585,324 km (0.087 R)
• M9: 5,336,605 km (0.059 R)
• M10: 6,360,453 km (0.106 R)
• M11: 7,052,792 km (0.107 R)
• M12: 8,690,140 km (0.105 R)
• M13: 10,964,626 km (0.083 R)
• M14: 15,055,231 km (0.053 R)
• M15: 15,559,076 km (0.059 R)
• M16: 16,283,279 km (0.075 R)
• M17: 19,584,306 km (0.09 R)
• M18: 20,367,451 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.3

Radius: 12.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.31 AU - 3.97 AU

Year: 3196 Days

Day: 12.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,110,280 km

• M1: 159,172 km (0.099 R)
• M2: 965,205 km (0.074 R)
• M3: 1,662,631 km (0.095 R)
• M4: 2,100,504 km (0.076 R)
• M5: 2,661,197 km (0.092 R)
• M6: 4,274,310 km (0.094 R)
• M7: 5,969,703 km (0.119 R)
• M8: 6,379,003 km (0.047 R)
• M9: 7,500,987 km (0.089 R)
• M10: 8,308,067 km (0.113 R)
• M11: 9,136,540 km (0.036 R)
• M12: 12,920,469 km (0.071 R)
• M13: 14,611,972 km (0.116 R)
• M14: 16,874,490 km (0.07 R)
• M15: 18,316,314 km (0.082 R)
• M16: 18,834,073 km (0.076 R)
• M17: 19,718,795 km (0.053 R)
• M18: 20,569,258 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.3

Radius: 8.1

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.01 AU - 4.75 AU

Year: 3517 Days

Day: 6.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,110,280 km

• M1: 100,679 km (0.087 R)
• M2: 371,751 km (0.056 R)
• M3: 636,689 km (0.03 R)
• M4: 1,058,106 km (0.095 R)
• M5: 1,581,848 km (0.07 R)
• M6: 1,849,927 km (0.083 R)
• M7: 2,309,642 km (0.078 R)
• M8: 2,780,576 km (0.112 R)
• M9: 4,695,428 km (0.039 R)
• M10: 4,993,427 km (0.085 R)
• M11: 7,265,221 km (0.065 R)
• M12: 7,822,473 km (0.114 R)
• M13: 8,374,638 km (0.096 R)
• M14: 10,688,618 km (0.096 R)
• M15: 10,965,225 km (0.09 R)
• M16: 11,907,691 km (0.065 R)
• M17: 15,912,875 km (0.074 R)
• M18: 16,905,158 km (0.116 R)
• M19: 17,498,164 km (0.086 R)
• M20: 18,272,931 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.3

Radius: 12.6

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.13 AU - 8.41 AU

Year: 9967 Days

Day: 10.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,110,280 km

• M1: 157,527 km (0.082 R)
• M2: 849,566 km (0.088 R)
• M3: 1,432,100 km (0.09 R)
• M4: 2,216,741 km (0.105 R)
• M5: 2,651,622 km (0.097 R)
• M6: 4,754,370 km (0.109 R)
• M7: 6,585,897 km (0.083 R)
• M8: 7,300,825 km (0.09 R)
• M9: 8,066,916 km (0.079 R)
• M10: 11,370,485 km (0.089 R)
• M11: 12,035,149 km (0.034 R)
• M12: 13,345,177 km (0.101 R)
• M13: 15,972,415 km (0.107 R)
• M14: 20,501,042 km (0.106 R)
• M15: 24,051,747 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.9

Radius: 4.4

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 11.94 AU - 12.42 AU

Year: 19561 Days

Day: 19.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,110,280 km

• M1: 212,728 km (0.112 R)
• M2: 415,134 km (0.104 R)
• M3: 962,513 km (0.108 R)
• M4: 1,247,945 km (0.085 R)
• M5: 1,615,208 km (0.058 R)
• M6: 1,986,510 km (0.12 R)
• M7: 2,394,464 km (0.075 R)
• M8: 2,656,858 km (0.113 R)
• M9: 2,938,401 km (0.12 R)
• M10: 3,351,740 km (0.108 R)
• M11: 4,767,235 km (0.058 R)
• M12: 8,365,214 km (0.099 R)
• M13: 8,968,841 km (0.105 R)
• M14: 9,833,966 km (0.101 R)
• M15: 10,803,061 km (0.113 R)
• M16: 11,004,270 km (0.112 R)
• M17: 11,994,458 km (0.059 R)
• M18: 13,213,382 km (0.116 R)
• M19: 13,385,718 km (0.095 R)
• M20: 14,881,099 km (0.1 R)
• M21: 18,699,883 km (0.066 R)
• M22: 18,844,694 km (0.037 R)
• M23: 20,409,787 km (0.086 R)
• M24: 21,106,165 km (0.078 R)
• M25: 21,738,515 km (0.07 R)
• M26: 27,913,616 km (0.075 R)
• M27: 31,042,456 km (0.083 R)
• M28: 35,715,295 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 17,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit