🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.47 AU - 0.71 AU

Year: 293 Days

Day: 19.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.7

Radius: 14.1

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.5 AU - 1.74 AU

Year: 1331 Days

Day: 11.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,852,601 km

• M1: 177,423 km (0.108 R)
• M2: 734,376 km (0.097 R)
• M3: 1,192,295 km (0.098 R)
• M4: 1,840,203 km (0.109 R)
• M5: 2,348,088 km (0.058 R)
• M6: 2,793,441 km (0.092 R)
• M7: 4,121,571 km (0.105 R)
• M8: 5,278,710 km (0.115 R)
• M9: 7,170,376 km (0.096 R)
• M10: 9,569,327 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.5

Radius: 11

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.72 AU - 2.72 AU

Year: 2136 Days

Day: 7.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,852,601 km

• M1: 136,882 km (0.092 R)
• M2: 516,262 km (0.114 R)
• M3: 1,374,954 km (0.114 R)
• M4: 1,755,232 km (0.115 R)
• M5: 2,518,929 km (0.098 R)
• M6: 3,157,712 km (0.03 R)
• M7: 4,174,379 km (0.074 R)
• M8: 4,657,580 km (0.115 R)
• M9: 5,178,031 km (0.085 R)
• M10: 5,947,712 km (0.049 R)
• M11: 6,460,085 km (0.115 R)
• M12: 7,028,407 km (0.104 R)
• M13: 8,718,115 km (0.034 R)
• M14: 9,542,998 km (0.078 R)
• M15: 10,699,090 km (0.103 R)
• M16: 12,843,276 km (0.073 R)
• M17: 13,287,881 km (0.1 R)
• M18: 14,080,002 km (0.089 R)

Asteroid Belt

Center: 2.51 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178

Radius: 11.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.52 AU - 3.08 AU

Year: 3025 Days

Day: 12.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,852,601 km

• M1: 147,354 km (0.06 R)
• M2: 631,153 km (0.099 R)
• M3: 1,044,792 km (0.106 R)
• M4: 1,799,662 km (0.098 R)
• M5: 2,222,276 km (0.11 R)
• M6: 3,637,622 km (0.065 R)
• M7: 4,863,726 km (0.117 R)
• M8: 5,649,863 km (0.05 R)
• M9: 6,793,539 km (0.027 R)
• M10: 11,618,668 km (0.082 R)
• M11: 12,786,579 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.4

Radius: 8.5

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.48 AU - 3.66 AU

Year: 3473 Days

Day: 14.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,852,601 km

• M1: 141,520 km (0.114 R)
• M2: 501,901 km (0.113 R)
• M3: 1,137,692 km (0.045 R)
• M4: 1,492,089 km (0.084 R)
• M5: 1,814,173 km (0.071 R)
• M6: 2,316,373 km (0.082 R)
• M7: 2,876,617 km (0.101 R)
• M8: 4,162,411 km (0.079 R)
• M9: 4,990,286 km (0.092 R)
• M10: 6,768,107 km (0.115 R)
• M11: 7,323,863 km (0.036 R)
• M12: 7,846,558 km (0.072 R)
• M13: 8,295,501 km (0.111 R)
• M14: 9,966,061 km (0.069 R)
• M15: 10,763,118 km (0.071 R)
• M16: 11,157,308 km (0.062 R)
• M17: 11,891,086 km (0.118 R)
• M18: 12,963,104 km (0.104 R)
• M19: 13,636,594 km (0.105 R)
• M20: 14,380,395 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.4

Radius: 11.7

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.62 AU - 4 AU

Year: 4802 Days

Day: 10 Hours

Environment

Temp: -207 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,852,601 km

• M1: 145,559 km (0.108 R)
• M2: 593,305 km (0.104 R)
• M3: 1,184,217 km (0.081 R)
• M4: 2,682,888 km (0.116 R)
• M5: 3,428,334 km (0.117 R)
• M6: 5,190,597 km (0.079 R)
• M7: 5,558,907 km (0.098 R)
• M8: 6,444,227 km (0.094 R)
• M9: 12,235,909 km (0.027 R)
• M10: 13,570,621 km (0.106 R)
• M11: 15,575,682 km (0.054 R)
• M12: 19,752,155 km (0.105 R)
• M13: 20,938,017 km (0.103 R)
• M14: 24,384,453 km (0.041 R)
• M15: 26,825,591 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.3

Radius: 6.2

Gravity: 21.24 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.37 AU - 11.89 AU

Year: 20818 Days

Day: 19.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,852,601 km

• M1: 77,043 km (0.108 R)
• M2: 324,328 km (0.085 R)
• M3: 609,761 km (0.108 R)
• M4: 2,033,933 km (0.055 R)
• M5: 2,789,551 km (0.064 R)
• M6: 3,106,250 km (0.043 R)
• M7: 3,359,370 km (0.109 R)
• M8: 4,764,094 km (0.038 R)
• M9: 8,507,631 km (0.105 R)
• M10: 9,060,844 km (0.075 R)
• M11: 9,579,051 km (0.094 R)
• M12: 9,875,255 km (0.074 R)
• M13: 15,895,821 km (0.089 R)
• M14: 18,681,333 km (0.097 R)
• M15: 19,425,433 km (0.068 R)
• M16: 23,231,652 km (0.08 R)
• M17: 29,329,411 km (0.086 R)
• M18: 34,029,327 km (0.093 R)
• M19: 49,138,413 km (0.109 R)
• M20: 57,065,155 km (0.062 R)
• M21: 62,454,269 km (0.081 R)
• M22: 69,710,513 km (0.107 R)
• M23: 70,376,523 km (0.091 R)
• M24: 79,424,502 km (0.106 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 17,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit