🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.55 AU - 0.91 AU

Year: 236 Days

Day: 20.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 31 °

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: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.65 AU - 0.91 AU

Year: 261 Days

Day: 42.1 Hours

Environment

Temp: 107 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.91 AU - 1.13 AU

Year: 390 Days

Day: 18.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.12 AU - 2.12 AU

Year: 1169 Days

Day: 19.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,896,078 km

• M1: 27,376 km (0.091 R)
• M2: 580,141 km (0.113 R)

Asteroid Belt

Center: 3.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.67 AU - 4.45 AU

Year: 3098 Days

Day: 18.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,896,078 km

• M1: 3,470,072 km (0.027 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.6

Radius: 10.8

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.45 AU - 9.37 AU

Year: 8426 Days

Day: 11.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,896,078 km

• M1: 135,536 km (0.095 R)
• M2: 1,211,593 km (0.098 R)
• M3: 1,573,171 km (0.112 R)
• M4: 1,977,534 km (0.067 R)
• M5: 2,451,311 km (0.098 R)
• M6: 3,583,168 km (0.054 R)
• M7: 4,189,040 km (0.1 R)
• M8: 5,988,852 km (0.073 R)
• M9: 6,423,583 km (0.037 R)
• M10: 9,181,569 km (0.065 R)
• M11: 9,535,219 km (0.046 R)
• M12: 10,507,006 km (0.103 R)
• M13: 11,441,993 km (0.105 R)
• M14: 13,533,671 km (0.109 R)
• M15: 16,443,648 km (0.058 R)
• M16: 17,365,321 km (0.038 R)
• M17: 17,770,731 km (0.056 R)
• M18: 20,486,980 km (0.087 R)
• M19: 21,092,103 km (0.075 R)
• M20: 21,476,420 km (0.107 R)
• M21: 22,577,460 km (0.112 R)
• M22: 23,468,615 km (0.109 R)
• M23: 23,964,532 km (0.061 R)
• M24: 24,636,525 km (0.089 R)
• M25: 26,817,812 km (0.084 R)
• M26: 28,001,580 km (0.086 R)
• M27: 29,890,253 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.1

Radius: 3.5

Gravity: 80.17 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 11.09 AU - 14.65 AU

Year: 17487 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 79,896,078 km

• M1: 43,832 km (0.082 R)
• M2: 182,360 km (0.074 R)
• M3: 308,172 km (0.083 R)
• M4: 822,788 km (0.077 R)
• M5: 1,196,633 km (0.078 R)
• M6: 1,453,643 km (0.119 R)
• M7: 1,586,785 km (0.051 R)
• M8: 1,746,406 km (0.102 R)
• M9: 2,564,855 km (0.097 R)
• M10: 2,991,359 km (0.084 R)
• M11: 3,492,512 km (0.11 R)
• M12: 4,145,357 km (0.106 R)
• M13: 4,623,472 km (0.054 R)
• M14: 5,852,568 km (0.113 R)
• M15: 7,775,349 km (0.12 R)
• M16: 8,988,588 km (0.102 R)
• M17: 10,383,289 km (0.097 R)
• M18: 11,454,260 km (0.078 R)
• M19: 15,902,403 km (0.077 R)
• M20: 16,393,683 km (0.091 R)
• M21: 18,549,986 km (0.064 R)
• M22: 20,790,962 km (0.12 R)
• M23: 23,731,458 km (0.113 R)
• M24: 26,251,734 km (0.093 R)
• M25: 26,937,341 km (0.075 R)
• M26: 27,517,780 km (0.028 R)
• M27: 28,583,516 km (0.037 R)
• M28: 30,545,492 km (0.046 R)
• M29: 30,671,004 km (0.071 R)
• M30: 32,989,622 km (0.049 R)
• M31: 34,462,562 km (0.062 R)
• M32: 35,146,374 km (0.105 R)
• M33: 36,400,004 km (0.11 R)
• M34: 37,109,098 km (0.109 R)
• M35: 37,972,128 km (0.071 R)
• M36: 43,592,072 km (0.04 R)
• M37: 47,856,508 km (0.044 R)
• M38: 55,504,999 km (0.068 R)
• M39: 56,444,025 km (0.118 R)
• M40: 58,934,680 km (0.095 R)
• M41: 70,284,371 km (0.032 R)
• M42: 72,940,182 km (0.067 R)
• M43: 74,066,355 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.3

Radius: 4.8

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 16.59 AU - 16.89 AU

Year: 25941 Days

Day: 16.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,896,078 km

• M1: 65,374 km (0.075 R)
• M2: 359,184 km (0.052 R)
• M3: 743,352 km (0.107 R)
• M4: 967,300 km (0.04 R)
• M5: 1,263,504 km (0.082 R)
• M6: 4,218,510 km (0.086 R)
• M7: 6,685,678 km (0.113 R)
• M8: 7,509,215 km (0.084 R)
• M9: 12,193,872 km (0.116 R)
• M10: 17,326,126 km (0.085 R)
• M11: 19,134,764 km (0.077 R)
• M12: 19,764,571 km (0.119 R)
• M13: 27,515,985 km (0.104 R)
• M14: 27,743,524 km (0.092 R)
• M15: 30,694,641 km (0.116 R)
• M16: 33,072,648 km (0.074 R)
• M17: 40,790,552 km (0.061 R)
• M18: 45,857,133 km (0.057 R)
• M19: 48,789,999 km (0.095 R)
• M20: 49,290,703 km (0.091 R)
• M21: 59,275,912 km (0.065 R)
• M22: 71,167,597 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.4

Radius: 4.2

Gravity: 17.82 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 17.36 AU - 20.96 AU

Year: 31764 Days

Day: 17.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,896,078 km

• M1: 52,808 km (0.108 R)
• M2: 316,399 km (0.071 R)
• M3: 533,616 km (0.095 R)
• M4: 1,861,895 km (0.096 R)
• M5: 3,000,484 km (0.052 R)
• M6: 3,808,612 km (0.057 R)
• M7: 4,433,482 km (0.066 R)
• M8: 5,124,026 km (0.104 R)
• M9: 6,400,395 km (0.079 R)
• M10: 8,448,091 km (0.111 R)
• M11: 9,104,975 km (0.076 R)
• M12: 11,605,952 km (0.06 R)
• M13: 12,694,726 km (0.106 R)
• M14: 19,265,962 km (0.104 R)
• M15: 22,284,398 km (0.091 R)
• M16: 26,167,809 km (0.119 R)
• M17: 27,321,508 km (0.119 R)
• M18: 37,074,541 km (0.096 R)
• M19: 41,085,709 km (0.062 R)
• M20: 44,075,572 km (0.109 R)
• M21: 50,660,421 km (0.113 R)
• M22: 52,993,101 km (0.077 R)
• M23: 57,678,207 km (0.116 R)
• M24: 58,064,618 km (0.057 R)
• M25: 60,022,106 km (0.116 R)
• M26: 60,418,840 km (0.115 R)
• M27: 66,581,076 km (0.108 R)
• M28: 79,896,034 km (0.051 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 10,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit