🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.52 AU - 0.64 AU

Year: 285 Days

Day: 12 Hours

Environment

Temp: -131 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,088,486 km

• M1: 41,139 km (0.103 R)
• M2: 266,434 km (0.115 R)

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.8

Radius: 14.9

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.21 AU - 1.59 AU

Year: 1070 Days

Day: 14.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,088,486 km

• M1: 185,651 km (0.097 R)
• M2: 880,533 km (0.081 R)
• M3: 1,836,015 km (0.049 R)
• M4: 2,373,221 km (0.064 R)
• M5: 2,966,975 km (0.1 R)
• M6: 3,631,638 km (0.053 R)
• M7: 4,113,493 km (0.087 R)
• M8: 4,738,513 km (0.07 R)
• M9: 5,244,004 km (0.071 R)
• M10: 6,180,786 km (0.084 R)
• M11: 6,960,041 km (0.085 R)
• M12: 7,662,702 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.4

Radius: 11

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.26 AU - 2 AU

Year: 1344 Days

Day: 13.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,088,486 km

• M1: 136,732 km (0.093 R)
• M2: 488,736 km (0.029 R)
• M3: 842,535 km (0.026 R)
• M4: 1,394,402 km (0.106 R)
• M5: 1,871,021 km (0.073 R)
• M6: 2,295,430 km (0.094 R)
• M7: 2,825,455 km (0.107 R)
• M8: 3,310,002 km (0.11 R)
• M9: 3,764,331 km (0.064 R)
• M10: 4,259,949 km (0.11 R)
• M11: 4,640,227 km (0.081 R)
• M12: 5,447,906 km (0.092 R)
• M13: 6,692,560 km (0.114 R)
• M14: 7,050,996 km (0.07 R)
• M15: 7,449,226 km (0.113 R)
• M16: 8,947,897 km (0.11 R)
• M17: 9,833,666 km (0.113 R)
• M18: 10,331,827 km (0.104 R)
• M19: 12,303,378 km (0.102 R)
• M20: 12,764,887 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.8

Radius: 11.2

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.86 AU - 2.02 AU

Year: 1745 Days

Day: 7.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,088,486 km

• M1: 139,276 km (0.107 R)
• M2: 508,334 km (0.1 R)
• M3: 1,018,462 km (0.064 R)
• M4: 1,538,465 km (0.07 R)
• M5: 3,402,155 km (0.047 R)
• M6: 6,325,896 km (0.086 R)
• M7: 9,346,576 km (0.085 R)
• M8: 10,002,413 km (0.077 R)
• M9: 10,583,750 km (0.092 R)
• M10: 12,937,074 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 14.2

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.47 AU - 4.07 AU

Year: 4726 Days

Day: 13.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,088,486 km

• M1: 176,675 km (0.074 R)
• M2: 1,202,767 km (0.086 R)
• M3: 2,211,206 km (0.056 R)
• M4: 3,188,379 km (0.116 R)
• M5: 5,015,418 km (0.111 R)
• M6: 7,058,476 km (0.079 R)
• M7: 7,882,312 km (0.119 R)
• M8: 10,946,525 km (0.07 R)
• M9: 20,169,533 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.8

Radius: 13

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.66 AU - 4.78 AU

Year: 5597 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,088,486 km

• M1: 165,306 km (0.044 R)
• M2: 1,539,212 km (0.045 R)
• M3: 2,477,790 km (0.051 R)
• M4: 2,922,245 km (0.068 R)
• M5: 3,591,097 km (0.084 R)
• M6: 4,460,410 km (0.067 R)
• M7: 5,913,903 km (0.094 R)
• M8: 11,324,708 km (0.037 R)
• M9: 12,664,956 km (0.045 R)
• M10: 14,499,923 km (0.073 R)
• M11: 15,304,760 km (0.07 R)
• M12: 18,160,583 km (0.041 R)
• M13: 19,575,629 km (0.048 R)
• M14: 23,316,623 km (0.114 R)
• M15: 27,250,000 km (0.115 R)
• M16: 27,858,415 km (0.099 R)
• M17: 29,555,453 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381

Radius: 14.6

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.59 AU - 5.37 AU

Year: 6123 Days

Day: 14.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,088,486 km

• M1: 198,367 km (0.116 R)
• M2: 828,473 km (0.107 R)
• M3: 2,128,030 km (0.068 R)
• M4: 3,095,030 km (0.101 R)
• M5: 5,806,492 km (0.115 R)
• M6: 8,983,352 km (0.063 R)
• M7: 10,119,548 km (0.073 R)
• M8: 11,258,437 km (0.065 R)
• M9: 16,387,998 km (0.109 R)
• M10: 21,183,956 km (0.109 R)
• M11: 27,418,298 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237

Radius: 7.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.68 AU - 9.34 AU

Year: 16029 Days

Day: 17.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,088,486 km

• M1: 92,152 km (0.106 R)
• M2: 347,067 km (0.087 R)
• M3: 581,786 km (0.079 R)
• M4: 891,155 km (0.036 R)
• M5: 1,613,413 km (0.081 R)
• M6: 1,915,900 km (0.102 R)
• M7: 3,379,565 km (0.104 R)
• M8: 5,738,724 km (0.036 R)
• M9: 6,824,206 km (0.084 R)
• M10: 9,928,212 km (0.118 R)
• M11: 11,214,156 km (0.116 R)
• M12: 16,072,496 km (0.102 R)
• M13: 17,765,794 km (0.078 R)
• M14: 18,132,908 km (0.096 R)
• M15: 24,536,444 km (0.101 R)
• M16: 29,861,680 km (0.081 R)
• M17: 34,639,537 km (0.075 R)
• M18: 44,049,542 km (0.098 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 16,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit