🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.43 AU - 0.63 AU

Year: 139 Days

Day: 25.1 Hours

Environment

Temp: 169 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.75 AU - 0.81 AU

Year: 248 Days

Day: 35.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.04 AU - 1.04 AU

Year: 382 Days

Day: 30.6 Hours

Environment

Temp: 29 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.18 AU - 2.38 AU

Year: 1239 Days

Day: 46.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.7

Radius: 9

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.57 AU - 8.81 AU

Year: 8435 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,143,093 km

• M1: 112,049 km (0.083 R)
• M2: 462,856 km (0.049 R)
• M3: 1,510,191 km (0.105 R)
• M4: 1,843,495 km (0.093 R)
• M5: 2,364,694 km (0.089 R)
• M6: 3,108,345 km (0.09 R)
• M7: 4,025,230 km (0.071 R)
• M8: 5,451,945 km (0.096 R)
• M9: 7,497,845 km (0.11 R)
• M10: 10,492,495 km (0.096 R)
• M11: 12,528,373 km (0.116 R)
• M12: 15,442,689 km (0.113 R)
• M13: 17,296,356 km (0.09 R)
• M14: 20,656,175 km (0.111 R)
• M15: 22,818,462 km (0.081 R)
• M16: 23,487,165 km (0.049 R)
• M17: 23,911,574 km (0.106 R)
• M18: 24,775,951 km (0.115 R)
• M19: 27,870,682 km (0.06 R)
• M20: 28,155,516 km (0.062 R)
• M21: 28,442,445 km (0.106 R)
• M22: 29,021,837 km (0.089 R)
• M23: 29,806,628 km (0.08 R)
• M24: 30,204,408 km (0.104 R)
• M25: 33,300,785 km (0.119 R)
• M26: 39,635,657 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 12.7

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.94 AU - 9.88 AU

Year: 8777 Days

Day: 7 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,143,093 km

• M1: 157,975 km (0.047 R)
• M2: 897,138 km (0.118 R)
• M3: 1,400,086 km (0.077 R)
• M4: 2,122,495 km (0.111 R)
• M5: 2,727,319 km (0.116 R)
• M6: 3,602,915 km (0.051 R)
• M7: 4,442,159 km (0.106 R)
• M8: 5,407,963 km (0.05 R)
• M9: 6,170,463 km (0.084 R)
• M10: 6,682,537 km (0.096 R)
• M11: 7,988,975 km (0.093 R)
• M12: 9,238,566 km (0.115 R)
• M13: 9,956,337 km (0.088 R)
• M14: 12,602,274 km (0.092 R)
• M15: 14,887,382 km (0.036 R)
• M16: 15,375,669 km (0.06 R)
• M17: 28,178,405 km (0.077 R)
• M18: 28,644,402 km (0.065 R)
• M19: 30,657,840 km (0.07 R)
• M20: 34,115,196 km (0.092 R)
• M21: 34,538,408 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.4

Radius: 10.5

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.62 AU - 9.28 AU

Year: 9636 Days

Day: 14.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,143,093 km

• M1: 130,599 km (0.097 R)
• M2: 534,064 km (0.109 R)
• M3: 1,244,355 km (0.071 R)
• M4: 2,150,918 km (0.114 R)
• M5: 3,200,048 km (0.08 R)
• M6: 3,940,558 km (0.098 R)
• M7: 5,793,926 km (0.083 R)
• M8: 6,452,007 km (0.074 R)
• M9: 7,314,588 km (0.104 R)
• M10: 8,423,258 km (0.114 R)
• M11: 8,861,280 km (0.074 R)
• M12: 10,119,997 km (0.097 R)
• M13: 10,767,008 km (0.098 R)
• M14: 11,654,273 km (0.106 R)
• M15: 12,088,406 km (0.071 R)
• M16: 13,046,879 km (0.066 R)
• M17: 13,574,511 km (0.069 R)
• M18: 14,116,205 km (0.03 R)
• M19: 15,696,856 km (0.099 R)
• M20: 16,226,731 km (0.072 R)
• M21: 16,836,941 km (0.097 R)
• M22: 17,816,807 km (0.064 R)
• M23: 21,790,426 km (0.103 R)
• M24: 22,616,954 km (0.118 R)
• M25: 24,509,068 km (0.093 R)
• M26: 27,446,123 km (0.071 R)
• M27: 32,706,732 km (0.106 R)
• M28: 40,180,193 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.9

Radius: 9.7

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 8.35 AU - 13.05 AU

Year: 12596 Days

Day: 6.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,143,093 km

• M1: 120,875 km (0.117 R)
• M2: 458,368 km (0.119 R)
• M3: 848,070 km (0.074 R)
• M4: 1,241,214 km (0.03 R)
• M5: 1,641,837 km (0.112 R)
• M6: 2,224,670 km (0.086 R)
• M7: 2,663,889 km (0.099 R)
• M8: 3,606,206 km (0.071 R)
• M9: 4,063,976 km (0.097 R)
• M10: 4,496,014 km (0.096 R)
• M11: 5,825,341 km (0.093 R)
• M12: 7,310,549 km (0.095 R)
• M13: 7,626,350 km (0.098 R)
• M14: 9,240,212 km (0.112 R)
• M15: 10,836,421 km (0.118 R)
• M16: 12,417,072 km (0.053 R)
• M17: 13,396,041 km (0.079 R)
• M18: 16,953,328 km (0.116 R)
• M19: 18,821,955 km (0.037 R)
• M20: 19,589,243 km (0.085 R)
• M21: 21,460,563 km (0.048 R)
• M22: 25,452,283 km (0.091 R)
• M23: 32,874,581 km (0.052 R)
• M24: 33,986,841 km (0.119 R)
• M25: 40,768,412 km (0.054 R)
• M26: 42,196,174 km (0.08 R)
• M27: 44,101,751 km (0.057 R)
• M28: 48,876,168 km (0.109 R)
• M29: 52,968,866 km (0.095 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 15,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit